4a1f3708f7
Interesting fixes which were not already merged: 0c7c611 Merge C++ demangler bug fixes from ELF Tool Chain (#40) 2b208d9 __cxa_demangle_gnu3: demangle 'z' as '...', not 'ellipsis' (#41) MFC after: 3 days
3896 lines
85 KiB
C
3896 lines
85 KiB
C
/*-
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* Copyright (c) 2007, 2008 Hyogeol Lee <hyogeollee@gmail.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer
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* in this position and unchanged.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/types.h>
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#include <assert.h>
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#include <ctype.h>
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#include <errno.h>
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#include <limits.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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/**
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* @file cpp_demangle.c
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* @brief Decode IA-64 C++ ABI style implementation.
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*
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* IA-64 standard ABI(Itanium C++ ABI) references.
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*
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* http://www.codesourcery.com/cxx-abi/abi.html#mangling \n
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* http://www.codesourcery.com/cxx-abi/abi-mangling.html
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*/
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/** @brief Dynamic vector data for string. */
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struct vector_str {
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/** Current size */
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size_t size;
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/** Total capacity */
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size_t capacity;
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/** String array */
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char **container;
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};
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#define BUFFER_GROWFACTOR 1.618
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#define VECTOR_DEF_CAPACITY 8
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#define ELFTC_ISDIGIT(C) (isdigit((C) & 0xFF))
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enum type_qualifier {
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TYPE_PTR, TYPE_REF, TYPE_CMX, TYPE_IMG, TYPE_EXT, TYPE_RST, TYPE_VAT,
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TYPE_CST, TYPE_VEC
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};
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struct vector_type_qualifier {
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size_t size, capacity;
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enum type_qualifier *q_container;
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struct vector_str ext_name;
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};
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enum read_cmd {
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READ_FAIL, READ_NEST, READ_TMPL, READ_EXPR, READ_EXPL, READ_LOCAL,
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READ_TYPE, READ_FUNC, READ_PTRMEM
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};
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struct vector_read_cmd {
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size_t size, capacity;
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enum read_cmd *r_container;
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};
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struct cpp_demangle_data {
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struct vector_str output; /* output string vector */
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struct vector_str output_tmp;
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struct vector_str subst; /* substitution string vector */
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struct vector_str tmpl;
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struct vector_str class_type;
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struct vector_read_cmd cmd;
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bool paren; /* parenthesis opened */
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bool pfirst; /* first element of parameter */
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bool mem_rst; /* restrict member function */
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bool mem_vat; /* volatile member function */
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bool mem_cst; /* const member function */
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int func_type;
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const char *cur; /* current mangled name ptr */
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const char *last_sname; /* last source name */
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int push_head;
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};
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#define CPP_DEMANGLE_TRY_LIMIT 128
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#define FLOAT_SPRINTF_TRY_LIMIT 5
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#define FLOAT_QUADRUPLE_BYTES 16
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#define FLOAT_EXTENED_BYTES 10
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#define SIMPLE_HASH(x,y) (64 * x + y)
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static size_t get_strlen_sum(const struct vector_str *v);
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static bool vector_str_grow(struct vector_str *v);
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static size_t
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get_strlen_sum(const struct vector_str *v)
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{
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size_t i, len = 0;
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if (v == NULL)
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return (0);
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assert(v->size > 0);
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for (i = 0; i < v->size; ++i)
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len += strlen(v->container[i]);
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return (len);
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}
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/**
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* @brief Deallocate resource in vector_str.
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*/
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static void
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vector_str_dest(struct vector_str *v)
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{
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size_t i;
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if (v == NULL)
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return;
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for (i = 0; i < v->size; ++i)
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free(v->container[i]);
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free(v->container);
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}
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/**
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* @brief Find string in vector_str.
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* @param v Destination vector.
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* @param o String to find.
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* @param l Length of the string.
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* @return -1 at failed, 0 at not found, 1 at found.
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*/
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static int
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vector_str_find(const struct vector_str *v, const char *o, size_t l)
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{
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size_t i;
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if (v == NULL || o == NULL)
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return (-1);
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for (i = 0; i < v->size; ++i)
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if (strncmp(v->container[i], o, l) == 0)
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return (1);
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return (0);
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}
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/**
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* @brief Get new allocated flat string from vector.
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*
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* If l is not NULL, return length of the string.
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* @param v Destination vector.
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* @param l Length of the string.
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* @return NULL at failed or NUL terminated new allocated string.
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*/
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static char *
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vector_str_get_flat(const struct vector_str *v, size_t *l)
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{
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ssize_t elem_pos, elem_size, rtn_size;
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size_t i;
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char *rtn;
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if (v == NULL || v->size == 0)
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return (NULL);
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if ((rtn_size = get_strlen_sum(v)) == 0)
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return (NULL);
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if ((rtn = malloc(sizeof(char) * (rtn_size + 1))) == NULL)
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return (NULL);
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elem_pos = 0;
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for (i = 0; i < v->size; ++i) {
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elem_size = strlen(v->container[i]);
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memcpy(rtn + elem_pos, v->container[i], elem_size);
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elem_pos += elem_size;
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}
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rtn[rtn_size] = '\0';
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if (l != NULL)
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*l = rtn_size;
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return (rtn);
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}
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static bool
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vector_str_grow(struct vector_str *v)
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{
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size_t i, tmp_cap;
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char **tmp_ctn;
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if (v == NULL)
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return (false);
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assert(v->capacity > 0);
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tmp_cap = v->capacity * BUFFER_GROWFACTOR;
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assert(tmp_cap > v->capacity);
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if ((tmp_ctn = malloc(sizeof(char *) * tmp_cap)) == NULL)
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return (false);
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for (i = 0; i < v->size; ++i)
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tmp_ctn[i] = v->container[i];
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free(v->container);
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v->container = tmp_ctn;
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v->capacity = tmp_cap;
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return (true);
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}
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/**
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* @brief Initialize vector_str.
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* @return false at failed, true at success.
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*/
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static bool
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vector_str_init(struct vector_str *v)
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{
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if (v == NULL)
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return (false);
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v->size = 0;
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v->capacity = VECTOR_DEF_CAPACITY;
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assert(v->capacity > 0);
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if ((v->container = malloc(sizeof(char *) * v->capacity)) == NULL)
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return (false);
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assert(v->container != NULL);
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return (true);
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}
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/**
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* @brief Remove last element in vector_str.
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* @return false at failed, true at success.
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*/
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static bool
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vector_str_pop(struct vector_str *v)
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{
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if (v == NULL)
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return (false);
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if (v->size == 0)
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return (true);
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--v->size;
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free(v->container[v->size]);
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v->container[v->size] = NULL;
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return (true);
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}
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/**
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* @brief Push back string to vector.
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* @return false at failed, true at success.
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*/
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static bool
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vector_str_push(struct vector_str *v, const char *str, size_t len)
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{
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if (v == NULL || str == NULL)
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return (false);
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if (v->size == v->capacity && vector_str_grow(v) == false)
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return (false);
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if ((v->container[v->size] = malloc(sizeof(char) * (len + 1))) == NULL)
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return (false);
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snprintf(v->container[v->size], len + 1, "%s", str);
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++v->size;
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return (true);
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}
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/**
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* @brief Push front org vector to det vector.
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* @return false at failed, true at success.
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*/
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static bool
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vector_str_push_vector_head(struct vector_str *dst, struct vector_str *org)
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{
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size_t i, j, tmp_cap;
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char **tmp_ctn;
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if (dst == NULL || org == NULL)
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return (false);
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tmp_cap = (dst->size + org->size) * BUFFER_GROWFACTOR;
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if ((tmp_ctn = malloc(sizeof(char *) * tmp_cap)) == NULL)
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return (false);
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for (i = 0; i < org->size; ++i)
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if ((tmp_ctn[i] = strdup(org->container[i])) == NULL) {
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for (j = 0; j < i; ++j)
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free(tmp_ctn[j]);
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free(tmp_ctn);
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return (false);
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}
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for (i = 0; i < dst->size; ++i)
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tmp_ctn[i + org->size] = dst->container[i];
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free(dst->container);
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dst->container = tmp_ctn;
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dst->capacity = tmp_cap;
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dst->size += org->size;
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return (true);
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}
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/**
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* @brief Get new allocated flat string from vector between begin and end.
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*
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* If r_len is not NULL, string length will be returned.
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* @return NULL at failed or NUL terminated new allocated string.
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*/
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static char *
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vector_str_substr(const struct vector_str *v, size_t begin, size_t end,
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size_t *r_len)
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{
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size_t cur, i, len;
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char *rtn;
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if (v == NULL || begin > end)
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return (NULL);
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len = 0;
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for (i = begin; i < end + 1; ++i)
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len += strlen(v->container[i]);
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if ((rtn = malloc(sizeof(char) * (len + 1))) == NULL)
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return (NULL);
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if (r_len != NULL)
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*r_len = len;
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cur = 0;
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for (i = begin; i < end + 1; ++i) {
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len = strlen(v->container[i]);
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memcpy(rtn + cur, v->container[i], len);
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cur += len;
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}
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rtn[cur] = '\0';
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return (rtn);
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}
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static void cpp_demangle_data_dest(struct cpp_demangle_data *);
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static int cpp_demangle_data_init(struct cpp_demangle_data *,
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const char *);
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static int cpp_demangle_get_subst(struct cpp_demangle_data *, size_t);
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static int cpp_demangle_get_tmpl_param(struct cpp_demangle_data *, size_t);
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static int cpp_demangle_push_fp(struct cpp_demangle_data *,
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char *(*)(const char *, size_t));
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static int cpp_demangle_push_str(struct cpp_demangle_data *, const char *,
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size_t);
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static int cpp_demangle_push_subst(struct cpp_demangle_data *,
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const char *, size_t);
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static int cpp_demangle_push_subst_v(struct cpp_demangle_data *,
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struct vector_str *);
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static int cpp_demangle_push_type_qualifier(struct cpp_demangle_data *,
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struct vector_type_qualifier *, const char *);
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static int cpp_demangle_read_array(struct cpp_demangle_data *);
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static int cpp_demangle_read_encoding(struct cpp_demangle_data *);
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static int cpp_demangle_read_expr_primary(struct cpp_demangle_data *);
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static int cpp_demangle_read_expression(struct cpp_demangle_data *);
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static int cpp_demangle_read_expression_flat(struct cpp_demangle_data *,
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char **);
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static int cpp_demangle_read_expression_binary(struct cpp_demangle_data *,
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const char *, size_t);
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static int cpp_demangle_read_expression_unary(struct cpp_demangle_data *,
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const char *, size_t);
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static int cpp_demangle_read_expression_trinary(struct cpp_demangle_data *,
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const char *, size_t, const char *, size_t);
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static int cpp_demangle_read_function(struct cpp_demangle_data *, int *,
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struct vector_type_qualifier *);
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static int cpp_demangle_local_source_name(struct cpp_demangle_data *ddata);
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static int cpp_demangle_read_local_name(struct cpp_demangle_data *);
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static int cpp_demangle_read_name(struct cpp_demangle_data *);
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static int cpp_demangle_read_name_flat(struct cpp_demangle_data *,
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char**);
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static int cpp_demangle_read_nested_name(struct cpp_demangle_data *);
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static int cpp_demangle_read_number(struct cpp_demangle_data *, long *);
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static int cpp_demangle_read_number_as_string(struct cpp_demangle_data *,
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char **);
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static int cpp_demangle_read_nv_offset(struct cpp_demangle_data *);
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static int cpp_demangle_read_offset(struct cpp_demangle_data *);
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static int cpp_demangle_read_offset_number(struct cpp_demangle_data *);
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static int cpp_demangle_read_pointer_to_member(struct cpp_demangle_data *);
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static int cpp_demangle_read_sname(struct cpp_demangle_data *);
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static int cpp_demangle_read_subst(struct cpp_demangle_data *);
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static int cpp_demangle_read_subst_std(struct cpp_demangle_data *);
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static int cpp_demangle_read_subst_stdtmpl(struct cpp_demangle_data *,
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const char *, size_t);
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static int cpp_demangle_read_tmpl_arg(struct cpp_demangle_data *);
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static int cpp_demangle_read_tmpl_args(struct cpp_demangle_data *);
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static int cpp_demangle_read_tmpl_param(struct cpp_demangle_data *);
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static int cpp_demangle_read_type(struct cpp_demangle_data *, int);
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static int cpp_demangle_read_type_flat(struct cpp_demangle_data *,
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char **);
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static int cpp_demangle_read_uqname(struct cpp_demangle_data *);
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static int cpp_demangle_read_v_offset(struct cpp_demangle_data *);
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static char *decode_fp_to_double(const char *, size_t);
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static char *decode_fp_to_float(const char *, size_t);
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static char *decode_fp_to_float128(const char *, size_t);
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|
static char *decode_fp_to_float80(const char *, size_t);
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|
static char *decode_fp_to_long_double(const char *, size_t);
|
|
static int hex_to_dec(char);
|
|
static void vector_read_cmd_dest(struct vector_read_cmd *);
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static int vector_read_cmd_find(struct vector_read_cmd *, enum read_cmd);
|
|
static int vector_read_cmd_init(struct vector_read_cmd *);
|
|
static int vector_read_cmd_pop(struct vector_read_cmd *);
|
|
static int vector_read_cmd_push(struct vector_read_cmd *, enum read_cmd);
|
|
static void vector_type_qualifier_dest(struct vector_type_qualifier *);
|
|
static int vector_type_qualifier_init(struct vector_type_qualifier *);
|
|
static int vector_type_qualifier_push(struct vector_type_qualifier *,
|
|
enum type_qualifier);
|
|
|
|
/**
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|
* @brief Decode the input string by IA-64 C++ ABI style.
|
|
*
|
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* GNU GCC v3 use IA-64 standard ABI.
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* @return New allocated demangled string or NULL if failed.
|
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* @todo 1. Testing and more test case. 2. Code cleaning.
|
|
*/
|
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char *
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__cxa_demangle_gnu3(const char *org)
|
|
{
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struct cpp_demangle_data ddata;
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ssize_t org_len;
|
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unsigned int limit;
|
|
char *rtn = NULL;
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|
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if (org == NULL)
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return (NULL);
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|
|
org_len = strlen(org);
|
|
if (org_len > 11 && !strncmp(org, "_GLOBAL__I_", 11)) {
|
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if ((rtn = malloc(org_len + 19)) == NULL)
|
|
return (NULL);
|
|
snprintf(rtn, org_len + 19,
|
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"global constructors keyed to %s", org + 11);
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return (rtn);
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}
|
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|
|
// Try demangling as a type for short encodings
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if ((org_len < 2) || (org[0] != '_' || org[1] != 'Z' )) {
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if (!cpp_demangle_data_init(&ddata, org))
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return (NULL);
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if (!cpp_demangle_read_type(&ddata, 0))
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goto clean;
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rtn = vector_str_get_flat(&ddata.output, (size_t *) NULL);
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goto clean;
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}
|
|
|
|
|
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if (!cpp_demangle_data_init(&ddata, org + 2))
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return (NULL);
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|
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rtn = NULL;
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|
|
if (!cpp_demangle_read_encoding(&ddata))
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goto clean;
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|
|
|
limit = 0;
|
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while (*ddata.cur != '\0') {
|
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/*
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|
* Breaking at some gcc info at tail. e.g) @@GLIBCXX_3.4
|
|
*/
|
|
if (*ddata.cur == '@' && *(ddata.cur + 1) == '@')
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break;
|
|
if (!cpp_demangle_read_type(&ddata, 1))
|
|
goto clean;
|
|
if (limit++ > CPP_DEMANGLE_TRY_LIMIT)
|
|
goto clean;
|
|
}
|
|
|
|
if (ddata.output.size == 0)
|
|
goto clean;
|
|
if (ddata.paren && !vector_str_push(&ddata.output, ")", 1))
|
|
goto clean;
|
|
if (ddata.mem_vat && !vector_str_push(&ddata.output, " volatile", 9))
|
|
goto clean;
|
|
if (ddata.mem_cst && !vector_str_push(&ddata.output, " const", 6))
|
|
goto clean;
|
|
if (ddata.mem_rst && !vector_str_push(&ddata.output, " restrict", 9))
|
|
goto clean;
|
|
|
|
rtn = vector_str_get_flat(&ddata.output, (size_t *) NULL);
|
|
|
|
clean:
|
|
cpp_demangle_data_dest(&ddata);
|
|
|
|
return (rtn);
|
|
}
|
|
|
|
static void
|
|
cpp_demangle_data_dest(struct cpp_demangle_data *d)
|
|
{
|
|
|
|
if (d == NULL)
|
|
return;
|
|
|
|
vector_read_cmd_dest(&d->cmd);
|
|
vector_str_dest(&d->class_type);
|
|
vector_str_dest(&d->tmpl);
|
|
vector_str_dest(&d->subst);
|
|
vector_str_dest(&d->output_tmp);
|
|
vector_str_dest(&d->output);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_data_init(struct cpp_demangle_data *d, const char *cur)
|
|
{
|
|
|
|
if (d == NULL || cur == NULL)
|
|
return (0);
|
|
|
|
if (!vector_str_init(&d->output))
|
|
return (0);
|
|
if (!vector_str_init(&d->output_tmp))
|
|
goto clean1;
|
|
if (!vector_str_init(&d->subst))
|
|
goto clean2;
|
|
if (!vector_str_init(&d->tmpl))
|
|
goto clean3;
|
|
if (!vector_str_init(&d->class_type))
|
|
goto clean4;
|
|
if (!vector_read_cmd_init(&d->cmd))
|
|
goto clean5;
|
|
|
|
assert(d->output.container != NULL);
|
|
assert(d->output_tmp.container != NULL);
|
|
assert(d->subst.container != NULL);
|
|
assert(d->tmpl.container != NULL);
|
|
assert(d->class_type.container != NULL);
|
|
|
|
d->paren = false;
|
|
d->pfirst = false;
|
|
d->mem_rst = false;
|
|
d->mem_vat = false;
|
|
d->mem_cst = false;
|
|
d->func_type = 0;
|
|
d->cur = cur;
|
|
d->last_sname = NULL;
|
|
d->push_head = 0;
|
|
|
|
return (1);
|
|
|
|
clean5:
|
|
vector_str_dest(&d->class_type);
|
|
clean4:
|
|
vector_str_dest(&d->tmpl);
|
|
clean3:
|
|
vector_str_dest(&d->subst);
|
|
clean2:
|
|
vector_str_dest(&d->output_tmp);
|
|
clean1:
|
|
vector_str_dest(&d->output);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_push_fp(struct cpp_demangle_data *ddata,
|
|
char *(*decoder)(const char *, size_t))
|
|
{
|
|
size_t len;
|
|
int rtn;
|
|
const char *fp;
|
|
char *f;
|
|
|
|
if (ddata == NULL || decoder == NULL)
|
|
return (0);
|
|
|
|
fp = ddata->cur;
|
|
while (*ddata->cur != 'E')
|
|
++ddata->cur;
|
|
|
|
if ((f = decoder(fp, ddata->cur - fp)) == NULL)
|
|
return (0);
|
|
|
|
rtn = 0;
|
|
if ((len = strlen(f)) > 0)
|
|
rtn = cpp_demangle_push_str(ddata, f, len);
|
|
|
|
free(f);
|
|
|
|
++ddata->cur;
|
|
|
|
return (rtn);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_push_str(struct cpp_demangle_data *ddata, const char *str,
|
|
size_t len)
|
|
{
|
|
|
|
if (ddata == NULL || str == NULL || len == 0)
|
|
return (0);
|
|
|
|
if (ddata->push_head > 0)
|
|
return (vector_str_push(&ddata->output_tmp, str, len));
|
|
|
|
return (vector_str_push(&ddata->output, str, len));
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_push_subst(struct cpp_demangle_data *ddata, const char *str,
|
|
size_t len)
|
|
{
|
|
|
|
if (ddata == NULL || str == NULL || len == 0)
|
|
return (0);
|
|
|
|
if (!vector_str_find(&ddata->subst, str, len))
|
|
return (vector_str_push(&ddata->subst, str, len));
|
|
|
|
return (1);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_push_subst_v(struct cpp_demangle_data *ddata, struct vector_str *v)
|
|
{
|
|
size_t str_len;
|
|
int rtn;
|
|
char *str;
|
|
|
|
if (ddata == NULL || v == NULL)
|
|
return (0);
|
|
|
|
if ((str = vector_str_get_flat(v, &str_len)) == NULL)
|
|
return (0);
|
|
|
|
rtn = cpp_demangle_push_subst(ddata, str, str_len);
|
|
|
|
free(str);
|
|
|
|
return (rtn);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_push_type_qualifier(struct cpp_demangle_data *ddata,
|
|
struct vector_type_qualifier *v, const char *type_str)
|
|
{
|
|
struct vector_str subst_v;
|
|
size_t idx, e_idx, e_len;
|
|
int rtn;
|
|
char *buf;
|
|
|
|
if (ddata == NULL || v == NULL)
|
|
return (0);
|
|
|
|
if ((idx = v->size) == 0)
|
|
return (1);
|
|
|
|
rtn = 0;
|
|
if (type_str != NULL) {
|
|
if (!vector_str_init(&subst_v))
|
|
return (0);
|
|
if (!vector_str_push(&subst_v, type_str, strlen(type_str)))
|
|
goto clean;
|
|
}
|
|
|
|
e_idx = 0;
|
|
while (idx > 0) {
|
|
switch (v->q_container[idx - 1]) {
|
|
case TYPE_PTR:
|
|
if (!cpp_demangle_push_str(ddata, "*", 1))
|
|
goto clean;
|
|
if (type_str != NULL) {
|
|
if (!vector_str_push(&subst_v, "*", 1))
|
|
goto clean;
|
|
if (!cpp_demangle_push_subst_v(ddata,
|
|
&subst_v))
|
|
goto clean;
|
|
}
|
|
break;
|
|
|
|
case TYPE_REF:
|
|
if (!cpp_demangle_push_str(ddata, "&", 1))
|
|
goto clean;
|
|
if (type_str != NULL) {
|
|
if (!vector_str_push(&subst_v, "&", 1))
|
|
goto clean;
|
|
if (!cpp_demangle_push_subst_v(ddata,
|
|
&subst_v))
|
|
goto clean;
|
|
}
|
|
break;
|
|
|
|
case TYPE_CMX:
|
|
if (!cpp_demangle_push_str(ddata, " complex", 8))
|
|
goto clean;
|
|
if (type_str != NULL) {
|
|
if (!vector_str_push(&subst_v, " complex", 8))
|
|
goto clean;
|
|
if (!cpp_demangle_push_subst_v(ddata,
|
|
&subst_v))
|
|
goto clean;
|
|
}
|
|
break;
|
|
|
|
case TYPE_IMG:
|
|
if (!cpp_demangle_push_str(ddata, " imaginary", 10))
|
|
goto clean;
|
|
if (type_str != NULL) {
|
|
if (!vector_str_push(&subst_v, " imaginary",
|
|
10))
|
|
goto clean;
|
|
if (!cpp_demangle_push_subst_v(ddata,
|
|
&subst_v))
|
|
goto clean;
|
|
}
|
|
break;
|
|
|
|
case TYPE_EXT:
|
|
if (v->ext_name.size == 0 ||
|
|
e_idx > v->ext_name.size - 1)
|
|
goto clean;
|
|
if ((e_len = strlen(v->ext_name.container[e_idx])) ==
|
|
0)
|
|
goto clean;
|
|
if ((buf = malloc(e_len + 2)) == NULL)
|
|
goto clean;
|
|
snprintf(buf, e_len + 2, " %s",
|
|
v->ext_name.container[e_idx]);
|
|
|
|
if (!cpp_demangle_push_str(ddata, buf, e_len + 1)) {
|
|
free(buf);
|
|
goto clean;
|
|
}
|
|
|
|
if (type_str != NULL) {
|
|
if (!vector_str_push(&subst_v, buf,
|
|
e_len + 1)) {
|
|
free(buf);
|
|
goto clean;
|
|
}
|
|
if (!cpp_demangle_push_subst_v(ddata,
|
|
&subst_v)) {
|
|
free(buf);
|
|
goto clean;
|
|
}
|
|
}
|
|
free(buf);
|
|
++e_idx;
|
|
break;
|
|
|
|
case TYPE_RST:
|
|
if (!cpp_demangle_push_str(ddata, " restrict", 9))
|
|
goto clean;
|
|
if (type_str != NULL) {
|
|
if (!vector_str_push(&subst_v, " restrict", 9))
|
|
goto clean;
|
|
if (!cpp_demangle_push_subst_v(ddata,
|
|
&subst_v))
|
|
goto clean;
|
|
}
|
|
break;
|
|
|
|
case TYPE_VAT:
|
|
if (!cpp_demangle_push_str(ddata, " volatile", 9))
|
|
goto clean;
|
|
if (type_str != NULL) {
|
|
if (!vector_str_push(&subst_v, " volatile", 9))
|
|
goto clean;
|
|
if (!cpp_demangle_push_subst_v(ddata,
|
|
&subst_v))
|
|
goto clean;
|
|
}
|
|
break;
|
|
|
|
case TYPE_CST:
|
|
if (!cpp_demangle_push_str(ddata, " const", 6))
|
|
goto clean;
|
|
if (type_str != NULL) {
|
|
if (!vector_str_push(&subst_v, " const", 6))
|
|
goto clean;
|
|
if (!cpp_demangle_push_subst_v(ddata,
|
|
&subst_v))
|
|
goto clean;
|
|
}
|
|
break;
|
|
|
|
case TYPE_VEC:
|
|
if (v->ext_name.size == 0 ||
|
|
e_idx > v->ext_name.size - 1)
|
|
goto clean;
|
|
if ((e_len = strlen(v->ext_name.container[e_idx])) ==
|
|
0)
|
|
goto clean;
|
|
if ((buf = malloc(e_len + 12)) == NULL)
|
|
goto clean;
|
|
snprintf(buf, e_len + 12, " __vector(%s)",
|
|
v->ext_name.container[e_idx]);
|
|
if (!cpp_demangle_push_str(ddata, buf, e_len + 11)) {
|
|
free(buf);
|
|
goto clean;
|
|
}
|
|
if (type_str != NULL) {
|
|
if (!vector_str_push(&subst_v, buf,
|
|
e_len + 11)) {
|
|
free(buf);
|
|
goto clean;
|
|
}
|
|
if (!cpp_demangle_push_subst_v(ddata,
|
|
&subst_v)) {
|
|
free(buf);
|
|
goto clean;
|
|
}
|
|
}
|
|
free(buf);
|
|
++e_idx;
|
|
break;
|
|
}
|
|
--idx;
|
|
}
|
|
|
|
rtn = 1;
|
|
clean:
|
|
if (type_str != NULL)
|
|
vector_str_dest(&subst_v);
|
|
|
|
return (rtn);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_get_subst(struct cpp_demangle_data *ddata, size_t idx)
|
|
{
|
|
size_t len;
|
|
|
|
if (ddata == NULL || ddata->subst.size <= idx)
|
|
return (0);
|
|
if ((len = strlen(ddata->subst.container[idx])) == 0)
|
|
return (0);
|
|
if (!cpp_demangle_push_str(ddata, ddata->subst.container[idx], len))
|
|
return (0);
|
|
|
|
/* skip '_' */
|
|
++ddata->cur;
|
|
|
|
return (1);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_get_tmpl_param(struct cpp_demangle_data *ddata, size_t idx)
|
|
{
|
|
size_t len;
|
|
|
|
if (ddata == NULL || ddata->tmpl.size <= idx)
|
|
return (0);
|
|
if ((len = strlen(ddata->tmpl.container[idx])) == 0)
|
|
return (0);
|
|
if (!cpp_demangle_push_str(ddata, ddata->tmpl.container[idx], len))
|
|
return (0);
|
|
|
|
++ddata->cur;
|
|
|
|
return (1);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_array(struct cpp_demangle_data *ddata)
|
|
{
|
|
size_t i, num_len, exp_len, p_idx, idx;
|
|
const char *num;
|
|
char *exp;
|
|
|
|
if (ddata == NULL || *(++ddata->cur) == '\0')
|
|
return (0);
|
|
|
|
if (*ddata->cur == '_') {
|
|
if (*(++ddata->cur) == '\0')
|
|
return (0);
|
|
|
|
if (!cpp_demangle_read_type(ddata, 0))
|
|
return (0);
|
|
|
|
if (!cpp_demangle_push_str(ddata, "[]", 2))
|
|
return (0);
|
|
} else {
|
|
if (ELFTC_ISDIGIT(*ddata->cur) != 0) {
|
|
num = ddata->cur;
|
|
while (ELFTC_ISDIGIT(*ddata->cur) != 0)
|
|
++ddata->cur;
|
|
if (*ddata->cur != '_')
|
|
return (0);
|
|
num_len = ddata->cur - num;
|
|
assert(num_len > 0);
|
|
if (*(++ddata->cur) == '\0')
|
|
return (0);
|
|
if (!cpp_demangle_read_type(ddata, 0))
|
|
return (0);
|
|
if (!cpp_demangle_push_str(ddata, "[", 1))
|
|
return (0);
|
|
if (!cpp_demangle_push_str(ddata, num, num_len))
|
|
return (0);
|
|
if (!cpp_demangle_push_str(ddata, "]", 1))
|
|
return (0);
|
|
} else {
|
|
p_idx = ddata->output.size;
|
|
if (!cpp_demangle_read_expression(ddata))
|
|
return (0);
|
|
if ((exp = vector_str_substr(&ddata->output, p_idx,
|
|
ddata->output.size - 1, &exp_len)) == NULL)
|
|
return (0);
|
|
idx = ddata->output.size;
|
|
for (i = p_idx; i < idx; ++i)
|
|
if (!vector_str_pop(&ddata->output)) {
|
|
free(exp);
|
|
return (0);
|
|
}
|
|
if (*ddata->cur != '_') {
|
|
free(exp);
|
|
return (0);
|
|
}
|
|
++ddata->cur;
|
|
if (*ddata->cur == '\0') {
|
|
free(exp);
|
|
return (0);
|
|
}
|
|
if (!cpp_demangle_read_type(ddata, 0)) {
|
|
free(exp);
|
|
return (0);
|
|
}
|
|
if (!cpp_demangle_push_str(ddata, "[", 1)) {
|
|
free(exp);
|
|
return (0);
|
|
}
|
|
if (!cpp_demangle_push_str(ddata, exp, exp_len)) {
|
|
free(exp);
|
|
return (0);
|
|
}
|
|
if (!cpp_demangle_push_str(ddata, "]", 1)) {
|
|
free(exp);
|
|
return (0);
|
|
}
|
|
free(exp);
|
|
}
|
|
}
|
|
|
|
return (1);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_expr_primary(struct cpp_demangle_data *ddata)
|
|
{
|
|
const char *num;
|
|
|
|
if (ddata == NULL || *(++ddata->cur) == '\0')
|
|
return (0);
|
|
|
|
if (*ddata->cur == '_' && *(ddata->cur + 1) == 'Z') {
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == '\0')
|
|
return (0);
|
|
if (!cpp_demangle_read_encoding(ddata))
|
|
return (0);
|
|
++ddata->cur;
|
|
return (1);
|
|
}
|
|
|
|
switch (*ddata->cur) {
|
|
case 'b':
|
|
if (*(ddata->cur + 2) != 'E')
|
|
return (0);
|
|
switch (*(++ddata->cur)) {
|
|
case '0':
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_push_str(ddata, "false", 5));
|
|
case '1':
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_push_str(ddata, "true", 4));
|
|
default:
|
|
return (0);
|
|
}
|
|
|
|
case 'd':
|
|
++ddata->cur;
|
|
return (cpp_demangle_push_fp(ddata, decode_fp_to_double));
|
|
|
|
case 'e':
|
|
++ddata->cur;
|
|
if (sizeof(long double) == 10)
|
|
return (cpp_demangle_push_fp(ddata,
|
|
decode_fp_to_double));
|
|
return (cpp_demangle_push_fp(ddata, decode_fp_to_float80));
|
|
|
|
case 'f':
|
|
++ddata->cur;
|
|
return (cpp_demangle_push_fp(ddata, decode_fp_to_float));
|
|
|
|
case 'g':
|
|
++ddata->cur;
|
|
if (sizeof(long double) == 16)
|
|
return (cpp_demangle_push_fp(ddata,
|
|
decode_fp_to_double));
|
|
return (cpp_demangle_push_fp(ddata, decode_fp_to_float128));
|
|
|
|
case 'i':
|
|
case 'j':
|
|
case 'l':
|
|
case 'm':
|
|
case 'n':
|
|
case 's':
|
|
case 't':
|
|
case 'x':
|
|
case 'y':
|
|
if (*(++ddata->cur) == 'n') {
|
|
if (!cpp_demangle_push_str(ddata, "-", 1))
|
|
return (0);
|
|
++ddata->cur;
|
|
}
|
|
num = ddata->cur;
|
|
while (*ddata->cur != 'E') {
|
|
if (!ELFTC_ISDIGIT(*ddata->cur))
|
|
return (0);
|
|
++ddata->cur;
|
|
}
|
|
++ddata->cur;
|
|
return (cpp_demangle_push_str(ddata, num,
|
|
ddata->cur - num - 1));
|
|
|
|
default:
|
|
return (0);
|
|
}
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_expression(struct cpp_demangle_data *ddata)
|
|
{
|
|
|
|
if (ddata == NULL || *ddata->cur == '\0')
|
|
return (0);
|
|
|
|
switch (SIMPLE_HASH(*ddata->cur, *(ddata->cur + 1))) {
|
|
case SIMPLE_HASH('s', 't'):
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_type(ddata, 0));
|
|
|
|
case SIMPLE_HASH('s', 'r'):
|
|
ddata->cur += 2;
|
|
if (!cpp_demangle_read_type(ddata, 0))
|
|
return (0);
|
|
if (!cpp_demangle_read_uqname(ddata))
|
|
return (0);
|
|
if (*ddata->cur == 'I')
|
|
return (cpp_demangle_read_tmpl_args(ddata));
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('a', 'a'):
|
|
/* operator && */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "&&", 2));
|
|
|
|
case SIMPLE_HASH('a', 'd'):
|
|
/* operator & (unary) */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_unary(ddata, "&", 1));
|
|
|
|
case SIMPLE_HASH('a', 'n'):
|
|
/* operator & */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "&", 1));
|
|
|
|
case SIMPLE_HASH('a', 'N'):
|
|
/* operator &= */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "&=", 2));
|
|
|
|
case SIMPLE_HASH('a', 'S'):
|
|
/* operator = */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "=", 1));
|
|
|
|
case SIMPLE_HASH('c', 'l'):
|
|
/* operator () */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "()", 2));
|
|
|
|
case SIMPLE_HASH('c', 'm'):
|
|
/* operator , */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, ",", 1));
|
|
|
|
case SIMPLE_HASH('c', 'o'):
|
|
/* operator ~ */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "~", 1));
|
|
|
|
case SIMPLE_HASH('c', 'v'):
|
|
/* operator (cast) */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "(cast)", 6));
|
|
|
|
case SIMPLE_HASH('d', 'a'):
|
|
/* operator delete [] */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_unary(ddata, "delete []", 9));
|
|
|
|
case SIMPLE_HASH('d', 'e'):
|
|
/* operator * (unary) */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_unary(ddata, "*", 1));
|
|
|
|
case SIMPLE_HASH('d', 'l'):
|
|
/* operator delete */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_unary(ddata, "delete", 6));
|
|
|
|
case SIMPLE_HASH('d', 'v'):
|
|
/* operator / */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "/", 1));
|
|
|
|
case SIMPLE_HASH('d', 'V'):
|
|
/* operator /= */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "/=", 2));
|
|
|
|
case SIMPLE_HASH('e', 'o'):
|
|
/* operator ^ */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "^", 1));
|
|
|
|
case SIMPLE_HASH('e', 'O'):
|
|
/* operator ^= */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "^=", 2));
|
|
|
|
case SIMPLE_HASH('e', 'q'):
|
|
/* operator == */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "==", 2));
|
|
|
|
case SIMPLE_HASH('g', 'e'):
|
|
/* operator >= */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, ">=", 2));
|
|
|
|
case SIMPLE_HASH('g', 't'):
|
|
/* operator > */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, ">", 1));
|
|
|
|
case SIMPLE_HASH('i', 'x'):
|
|
/* operator [] */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "[]", 2));
|
|
|
|
case SIMPLE_HASH('l', 'e'):
|
|
/* operator <= */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "<=", 2));
|
|
|
|
case SIMPLE_HASH('l', 's'):
|
|
/* operator << */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "<<", 2));
|
|
|
|
case SIMPLE_HASH('l', 'S'):
|
|
/* operator <<= */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "<<=", 3));
|
|
|
|
case SIMPLE_HASH('l', 't'):
|
|
/* operator < */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "<", 1));
|
|
|
|
case SIMPLE_HASH('m', 'i'):
|
|
/* operator - */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "-", 1));
|
|
|
|
case SIMPLE_HASH('m', 'I'):
|
|
/* operator -= */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "-=", 2));
|
|
|
|
case SIMPLE_HASH('m', 'l'):
|
|
/* operator * */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "*", 1));
|
|
|
|
case SIMPLE_HASH('m', 'L'):
|
|
/* operator *= */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "*=", 2));
|
|
|
|
case SIMPLE_HASH('m', 'm'):
|
|
/* operator -- */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "--", 2));
|
|
|
|
case SIMPLE_HASH('n', 'a'):
|
|
/* operator new[] */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_unary(ddata, "new []", 6));
|
|
|
|
case SIMPLE_HASH('n', 'e'):
|
|
/* operator != */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "!=", 2));
|
|
|
|
case SIMPLE_HASH('n', 'g'):
|
|
/* operator - (unary) */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_unary(ddata, "-", 1));
|
|
|
|
case SIMPLE_HASH('n', 't'):
|
|
/* operator ! */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "!", 1));
|
|
|
|
case SIMPLE_HASH('n', 'w'):
|
|
/* operator new */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_unary(ddata, "new", 3));
|
|
|
|
case SIMPLE_HASH('o', 'o'):
|
|
/* operator || */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "||", 2));
|
|
|
|
case SIMPLE_HASH('o', 'r'):
|
|
/* operator | */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "|", 1));
|
|
|
|
case SIMPLE_HASH('o', 'R'):
|
|
/* operator |= */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "|=", 2));
|
|
|
|
case SIMPLE_HASH('p', 'l'):
|
|
/* operator + */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "+", 1));
|
|
|
|
case SIMPLE_HASH('p', 'L'):
|
|
/* operator += */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "+=", 2));
|
|
|
|
case SIMPLE_HASH('p', 'm'):
|
|
/* operator ->* */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "->*", 3));
|
|
|
|
case SIMPLE_HASH('p', 'p'):
|
|
/* operator ++ */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "++", 2));
|
|
|
|
case SIMPLE_HASH('p', 's'):
|
|
/* operator + (unary) */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_unary(ddata, "+", 1));
|
|
|
|
case SIMPLE_HASH('p', 't'):
|
|
/* operator -> */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "->", 2));
|
|
|
|
case SIMPLE_HASH('q', 'u'):
|
|
/* operator ? */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_trinary(ddata, "?", 1,
|
|
":", 1));
|
|
|
|
case SIMPLE_HASH('r', 'm'):
|
|
/* operator % */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "%", 1));
|
|
|
|
case SIMPLE_HASH('r', 'M'):
|
|
/* operator %= */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, "%=", 2));
|
|
|
|
case SIMPLE_HASH('r', 's'):
|
|
/* operator >> */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, ">>", 2));
|
|
|
|
case SIMPLE_HASH('r', 'S'):
|
|
/* operator >>= */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_binary(ddata, ">>=", 3));
|
|
|
|
case SIMPLE_HASH('r', 'z'):
|
|
/* operator sizeof */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_unary(ddata, "sizeof", 6));
|
|
|
|
case SIMPLE_HASH('s', 'v'):
|
|
/* operator sizeof */
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_expression_unary(ddata, "sizeof", 6));
|
|
}
|
|
|
|
switch (*ddata->cur) {
|
|
case 'L':
|
|
return (cpp_demangle_read_expr_primary(ddata));
|
|
case 'T':
|
|
return (cpp_demangle_read_tmpl_param(ddata));
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_expression_flat(struct cpp_demangle_data *ddata, char **str)
|
|
{
|
|
struct vector_str *output;
|
|
size_t i, p_idx, idx, exp_len;
|
|
char *exp;
|
|
|
|
output = ddata->push_head > 0 ? &ddata->output_tmp :
|
|
&ddata->output;
|
|
|
|
p_idx = output->size;
|
|
|
|
if (!cpp_demangle_read_expression(ddata))
|
|
return (0);
|
|
|
|
if ((exp = vector_str_substr(output, p_idx, output->size - 1,
|
|
&exp_len)) == NULL)
|
|
return (0);
|
|
|
|
idx = output->size;
|
|
for (i = p_idx; i < idx; ++i) {
|
|
if (!vector_str_pop(output)) {
|
|
free(exp);
|
|
return (0);
|
|
}
|
|
}
|
|
|
|
*str = exp;
|
|
|
|
return (1);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_expression_binary(struct cpp_demangle_data *ddata,
|
|
const char *name, size_t len)
|
|
{
|
|
|
|
if (ddata == NULL || name == NULL || len == 0)
|
|
return (0);
|
|
if (!cpp_demangle_read_expression(ddata))
|
|
return (0);
|
|
if (!cpp_demangle_push_str(ddata, name, len))
|
|
return (0);
|
|
|
|
return (cpp_demangle_read_expression(ddata));
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_expression_unary(struct cpp_demangle_data *ddata,
|
|
const char *name, size_t len)
|
|
{
|
|
|
|
if (ddata == NULL || name == NULL || len == 0)
|
|
return (0);
|
|
if (!cpp_demangle_read_expression(ddata))
|
|
return (0);
|
|
|
|
return (cpp_demangle_push_str(ddata, name, len));
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_expression_trinary(struct cpp_demangle_data *ddata,
|
|
const char *name1, size_t len1, const char *name2, size_t len2)
|
|
{
|
|
|
|
if (ddata == NULL || name1 == NULL || len1 == 0 || name2 == NULL ||
|
|
len2 == 0)
|
|
return (0);
|
|
|
|
if (!cpp_demangle_read_expression(ddata))
|
|
return (0);
|
|
if (!cpp_demangle_push_str(ddata, name1, len1))
|
|
return (0);
|
|
if (!cpp_demangle_read_expression(ddata))
|
|
return (0);
|
|
if (!cpp_demangle_push_str(ddata, name2, len2))
|
|
return (0);
|
|
|
|
return (cpp_demangle_read_expression(ddata));
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_function(struct cpp_demangle_data *ddata, int *ext_c,
|
|
struct vector_type_qualifier *v)
|
|
{
|
|
size_t class_type_size, class_type_len, limit;
|
|
const char *class_type;
|
|
|
|
if (ddata == NULL || *ddata->cur != 'F' || v == NULL)
|
|
return (0);
|
|
|
|
++ddata->cur;
|
|
if (*ddata->cur == 'Y') {
|
|
if (ext_c != NULL)
|
|
*ext_c = 1;
|
|
++ddata->cur;
|
|
}
|
|
if (!cpp_demangle_read_type(ddata, 0))
|
|
return (0);
|
|
if (*ddata->cur != 'E') {
|
|
if (!cpp_demangle_push_str(ddata, "(", 1))
|
|
return (0);
|
|
if (vector_read_cmd_find(&ddata->cmd, READ_PTRMEM)) {
|
|
if ((class_type_size = ddata->class_type.size) == 0)
|
|
return (0);
|
|
class_type =
|
|
ddata->class_type.container[class_type_size - 1];
|
|
if (class_type == NULL)
|
|
return (0);
|
|
if ((class_type_len = strlen(class_type)) == 0)
|
|
return (0);
|
|
if (!cpp_demangle_push_str(ddata, class_type,
|
|
class_type_len))
|
|
return (0);
|
|
if (!cpp_demangle_push_str(ddata, "::*", 3))
|
|
return (0);
|
|
++ddata->func_type;
|
|
} else {
|
|
if (!cpp_demangle_push_type_qualifier(ddata, v,
|
|
(const char *) NULL))
|
|
return (0);
|
|
vector_type_qualifier_dest(v);
|
|
if (!vector_type_qualifier_init(v))
|
|
return (0);
|
|
}
|
|
|
|
if (!cpp_demangle_push_str(ddata, ")(", 2))
|
|
return (0);
|
|
|
|
limit = 0;
|
|
for (;;) {
|
|
if (!cpp_demangle_read_type(ddata, 0))
|
|
return (0);
|
|
if (*ddata->cur == 'E')
|
|
break;
|
|
if (limit++ > CPP_DEMANGLE_TRY_LIMIT)
|
|
return (0);
|
|
}
|
|
|
|
if (vector_read_cmd_find(&ddata->cmd, READ_PTRMEM) == 1) {
|
|
if (!cpp_demangle_push_type_qualifier(ddata, v,
|
|
(const char *) NULL))
|
|
return (0);
|
|
vector_type_qualifier_dest(v);
|
|
if (!vector_type_qualifier_init(v))
|
|
return (0);
|
|
}
|
|
|
|
if (!cpp_demangle_push_str(ddata, ")", 1))
|
|
return (0);
|
|
}
|
|
|
|
++ddata->cur;
|
|
|
|
return (1);
|
|
}
|
|
|
|
/* read encoding, encoding are function name, data name, special-name */
|
|
static int
|
|
cpp_demangle_read_encoding(struct cpp_demangle_data *ddata)
|
|
{
|
|
char *name, *type, *num_str;
|
|
long offset;
|
|
int rtn;
|
|
|
|
if (ddata == NULL || *ddata->cur == '\0')
|
|
return (0);
|
|
|
|
/* special name */
|
|
switch (SIMPLE_HASH(*ddata->cur, *(ddata->cur + 1))) {
|
|
case SIMPLE_HASH('G', 'A'):
|
|
if (!cpp_demangle_push_str(ddata, "hidden alias for ", 17))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == '\0')
|
|
return (0);
|
|
return (cpp_demangle_read_encoding(ddata));
|
|
|
|
case SIMPLE_HASH('G', 'R'):
|
|
if (!cpp_demangle_push_str(ddata, "reference temporary #", 21))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == '\0')
|
|
return (0);
|
|
if (!cpp_demangle_read_name_flat(ddata, &name))
|
|
return (0);
|
|
rtn = 0;
|
|
if (!cpp_demangle_read_number_as_string(ddata, &num_str))
|
|
goto clean1;
|
|
if (!cpp_demangle_push_str(ddata, num_str, strlen(num_str)))
|
|
goto clean2;
|
|
if (!cpp_demangle_push_str(ddata, " for ", 5))
|
|
goto clean2;
|
|
if (!cpp_demangle_push_str(ddata, name, strlen(name)))
|
|
goto clean2;
|
|
rtn = 1;
|
|
clean2:
|
|
free(num_str);
|
|
clean1:
|
|
free(name);
|
|
return (rtn);
|
|
|
|
case SIMPLE_HASH('G', 'T'):
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == '\0')
|
|
return (0);
|
|
switch (*ddata->cur) {
|
|
case 'n':
|
|
if (!cpp_demangle_push_str(ddata,
|
|
"non-transaction clone for ", 26))
|
|
return (0);
|
|
break;
|
|
case 't':
|
|
default:
|
|
if (!cpp_demangle_push_str(ddata,
|
|
"transaction clone for ", 22))
|
|
return (0);
|
|
break;
|
|
}
|
|
++ddata->cur;
|
|
return (cpp_demangle_read_encoding(ddata));
|
|
|
|
case SIMPLE_HASH('G', 'V'):
|
|
/* sentry object for 1 time init */
|
|
if (!cpp_demangle_push_str(ddata, "guard variable for ", 20))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
break;
|
|
|
|
case SIMPLE_HASH('T', 'c'):
|
|
/* virtual function covariant override thunk */
|
|
if (!cpp_demangle_push_str(ddata,
|
|
"virtual function covariant override ", 36))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == '\0')
|
|
return (0);
|
|
if (!cpp_demangle_read_offset(ddata))
|
|
return (0);
|
|
if (!cpp_demangle_read_offset(ddata))
|
|
return (0);
|
|
return (cpp_demangle_read_encoding(ddata));
|
|
|
|
case SIMPLE_HASH('T', 'C'):
|
|
/* construction vtable */
|
|
if (!cpp_demangle_push_str(ddata, "construction vtable for ",
|
|
24))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == '\0')
|
|
return (0);
|
|
if (!cpp_demangle_read_type_flat(ddata, &type))
|
|
return (0);
|
|
rtn = 0;
|
|
if (!cpp_demangle_read_number(ddata, &offset))
|
|
goto clean3;
|
|
if (*ddata->cur++ != '_')
|
|
goto clean3;
|
|
if (!cpp_demangle_read_type(ddata, 0))
|
|
goto clean3;
|
|
if (!cpp_demangle_push_str(ddata, "-in-", 4))
|
|
goto clean3;
|
|
if (!cpp_demangle_push_str(ddata, type, strlen(type)))
|
|
goto clean3;
|
|
rtn = 1;
|
|
clean3:
|
|
free(type);
|
|
return (rtn);
|
|
|
|
case SIMPLE_HASH('T', 'D'):
|
|
/* typeinfo common proxy */
|
|
break;
|
|
|
|
case SIMPLE_HASH('T', 'F'):
|
|
/* typeinfo fn */
|
|
if (!cpp_demangle_push_str(ddata, "typeinfo fn for ", 16))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == '\0')
|
|
return (0);
|
|
return (cpp_demangle_read_type(ddata, 0));
|
|
|
|
case SIMPLE_HASH('T', 'h'):
|
|
/* virtual function non-virtual override thunk */
|
|
if (!cpp_demangle_push_str(ddata,
|
|
"virtual function non-virtual override ", 38))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == '\0')
|
|
return (0);
|
|
if (!cpp_demangle_read_nv_offset(ddata))
|
|
return (0);
|
|
return (cpp_demangle_read_encoding(ddata));
|
|
|
|
case SIMPLE_HASH('T', 'H'):
|
|
/* TLS init function */
|
|
if (!cpp_demangle_push_str(ddata, "TLS init function for ",
|
|
22))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == '\0')
|
|
return (0);
|
|
break;
|
|
|
|
case SIMPLE_HASH('T', 'I'):
|
|
/* typeinfo structure */
|
|
if (!cpp_demangle_push_str(ddata, "typeinfo for ", 13))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == '\0')
|
|
return (0);
|
|
return (cpp_demangle_read_type(ddata, 0));
|
|
|
|
case SIMPLE_HASH('T', 'J'):
|
|
/* java class */
|
|
if (!cpp_demangle_push_str(ddata, "java Class for ", 15))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == '\0')
|
|
return (0);
|
|
return (cpp_demangle_read_type(ddata, 0));
|
|
|
|
case SIMPLE_HASH('T', 'S'):
|
|
/* RTTI name (NTBS) */
|
|
if (!cpp_demangle_push_str(ddata, "typeinfo name for ", 18))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == '\0')
|
|
return (0);
|
|
return (cpp_demangle_read_type(ddata, 0));
|
|
|
|
case SIMPLE_HASH('T', 'T'):
|
|
/* VTT table */
|
|
if (!cpp_demangle_push_str(ddata, "VTT for ", 8))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == '\0')
|
|
return (0);
|
|
return (cpp_demangle_read_type(ddata, 0));
|
|
|
|
case SIMPLE_HASH('T', 'v'):
|
|
/* virtual function virtual override thunk */
|
|
if (!cpp_demangle_push_str(ddata,
|
|
"virtual function virtual override ", 34))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == '\0')
|
|
return (0);
|
|
if (!cpp_demangle_read_v_offset(ddata))
|
|
return (0);
|
|
return (cpp_demangle_read_encoding(ddata));
|
|
|
|
case SIMPLE_HASH('T', 'V'):
|
|
/* virtual table */
|
|
if (!cpp_demangle_push_str(ddata, "vtable for ", 12))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == '\0')
|
|
return (0);
|
|
return (cpp_demangle_read_type(ddata, 0));
|
|
|
|
case SIMPLE_HASH('T', 'W'):
|
|
/* TLS wrapper function */
|
|
if (!cpp_demangle_push_str(ddata, "TLS wrapper function for ",
|
|
25))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == '\0')
|
|
return (0);
|
|
break;
|
|
}
|
|
|
|
return (cpp_demangle_read_name(ddata));
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_local_name(struct cpp_demangle_data *ddata)
|
|
{
|
|
size_t limit;
|
|
|
|
if (ddata == NULL)
|
|
return (0);
|
|
if (*(++ddata->cur) == '\0')
|
|
return (0);
|
|
if (!cpp_demangle_read_encoding(ddata))
|
|
return (0);
|
|
|
|
limit = 0;
|
|
for (;;) {
|
|
if (!cpp_demangle_read_type(ddata, 1))
|
|
return (0);
|
|
if (*ddata->cur == 'E')
|
|
break;
|
|
if (limit++ > CPP_DEMANGLE_TRY_LIMIT)
|
|
return (0);
|
|
}
|
|
if (*(++ddata->cur) == '\0')
|
|
return (0);
|
|
if (ddata->paren == true) {
|
|
if (!cpp_demangle_push_str(ddata, ")", 1))
|
|
return (0);
|
|
ddata->paren = false;
|
|
}
|
|
if (*ddata->cur == 's')
|
|
++ddata->cur;
|
|
else {
|
|
if (!cpp_demangle_push_str(ddata, "::", 2))
|
|
return (0);
|
|
if (!cpp_demangle_read_name(ddata))
|
|
return (0);
|
|
}
|
|
if (*ddata->cur == '_') {
|
|
++ddata->cur;
|
|
while (ELFTC_ISDIGIT(*ddata->cur) != 0)
|
|
++ddata->cur;
|
|
}
|
|
|
|
return (1);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_name(struct cpp_demangle_data *ddata)
|
|
{
|
|
struct vector_str *output, v;
|
|
size_t p_idx, subst_str_len;
|
|
int rtn;
|
|
char *subst_str;
|
|
|
|
if (ddata == NULL || *ddata->cur == '\0')
|
|
return (0);
|
|
|
|
output = ddata->push_head > 0 ? &ddata->output_tmp : &ddata->output;
|
|
|
|
subst_str = NULL;
|
|
|
|
switch (*ddata->cur) {
|
|
case 'S':
|
|
return (cpp_demangle_read_subst(ddata));
|
|
case 'N':
|
|
return (cpp_demangle_read_nested_name(ddata));
|
|
case 'Z':
|
|
return (cpp_demangle_read_local_name(ddata));
|
|
}
|
|
|
|
if (!vector_str_init(&v))
|
|
return (0);
|
|
|
|
p_idx = output->size;
|
|
rtn = 0;
|
|
if (!cpp_demangle_read_uqname(ddata))
|
|
goto clean;
|
|
if ((subst_str = vector_str_substr(output, p_idx, output->size - 1,
|
|
&subst_str_len)) == NULL)
|
|
goto clean;
|
|
if (subst_str_len > 8 && strstr(subst_str, "operator") != NULL) {
|
|
rtn = 1;
|
|
goto clean;
|
|
}
|
|
if (!vector_str_push(&v, subst_str, subst_str_len))
|
|
goto clean;
|
|
if (!cpp_demangle_push_subst_v(ddata, &v))
|
|
goto clean;
|
|
|
|
if (*ddata->cur == 'I') {
|
|
p_idx = output->size;
|
|
if (!cpp_demangle_read_tmpl_args(ddata))
|
|
goto clean;
|
|
free(subst_str);
|
|
if ((subst_str = vector_str_substr(output, p_idx,
|
|
output->size - 1, &subst_str_len)) == NULL)
|
|
goto clean;
|
|
if (!vector_str_push(&v, subst_str, subst_str_len))
|
|
goto clean;
|
|
if (!cpp_demangle_push_subst_v(ddata, &v))
|
|
goto clean;
|
|
}
|
|
|
|
rtn = 1;
|
|
|
|
clean:
|
|
free(subst_str);
|
|
vector_str_dest(&v);
|
|
|
|
return (rtn);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_name_flat(struct cpp_demangle_data *ddata, char **str)
|
|
{
|
|
struct vector_str *output;
|
|
size_t i, p_idx, idx, name_len;
|
|
char *name;
|
|
|
|
output = ddata->push_head > 0 ? &ddata->output_tmp :
|
|
&ddata->output;
|
|
|
|
p_idx = output->size;
|
|
|
|
if (!cpp_demangle_read_name(ddata))
|
|
return (0);
|
|
|
|
if ((name = vector_str_substr(output, p_idx, output->size - 1,
|
|
&name_len)) == NULL)
|
|
return (0);
|
|
|
|
idx = output->size;
|
|
for (i = p_idx; i < idx; ++i) {
|
|
if (!vector_str_pop(output)) {
|
|
free(name);
|
|
return (0);
|
|
}
|
|
}
|
|
|
|
*str = name;
|
|
|
|
return (1);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_nested_name(struct cpp_demangle_data *ddata)
|
|
{
|
|
struct vector_str *output, v;
|
|
size_t limit, p_idx, subst_str_len;
|
|
int rtn;
|
|
char *subst_str;
|
|
|
|
if (ddata == NULL || *ddata->cur != 'N')
|
|
return (0);
|
|
if (*(++ddata->cur) == '\0')
|
|
return (0);
|
|
|
|
while (*ddata->cur == 'r' || *ddata->cur == 'V' ||
|
|
*ddata->cur == 'K') {
|
|
switch (*ddata->cur) {
|
|
case 'r':
|
|
ddata->mem_rst = true;
|
|
break;
|
|
case 'V':
|
|
ddata->mem_vat = true;
|
|
break;
|
|
case 'K':
|
|
ddata->mem_cst = true;
|
|
break;
|
|
}
|
|
++ddata->cur;
|
|
}
|
|
|
|
output = ddata->push_head > 0 ? &ddata->output_tmp : &ddata->output;
|
|
if (!vector_str_init(&v))
|
|
return (0);
|
|
|
|
rtn = 0;
|
|
limit = 0;
|
|
for (;;) {
|
|
p_idx = output->size;
|
|
switch (*ddata->cur) {
|
|
case 'I':
|
|
if (!cpp_demangle_read_tmpl_args(ddata))
|
|
goto clean;
|
|
break;
|
|
case 'S':
|
|
if (!cpp_demangle_read_subst(ddata))
|
|
goto clean;
|
|
break;
|
|
case 'T':
|
|
if (!cpp_demangle_read_tmpl_param(ddata))
|
|
goto clean;
|
|
break;
|
|
default:
|
|
if (!cpp_demangle_read_uqname(ddata))
|
|
goto clean;
|
|
}
|
|
|
|
if ((subst_str = vector_str_substr(output, p_idx,
|
|
output->size - 1, &subst_str_len)) == NULL)
|
|
goto clean;
|
|
if (!vector_str_push(&v, subst_str, subst_str_len)) {
|
|
free(subst_str);
|
|
goto clean;
|
|
}
|
|
free(subst_str);
|
|
|
|
if (!cpp_demangle_push_subst_v(ddata, &v))
|
|
goto clean;
|
|
if (*ddata->cur == 'E')
|
|
break;
|
|
else if (*ddata->cur != 'I' &&
|
|
*ddata->cur != 'C' && *ddata->cur != 'D') {
|
|
if (!cpp_demangle_push_str(ddata, "::", 2))
|
|
goto clean;
|
|
if (!vector_str_push(&v, "::", 2))
|
|
goto clean;
|
|
}
|
|
if (limit++ > CPP_DEMANGLE_TRY_LIMIT)
|
|
goto clean;
|
|
}
|
|
|
|
++ddata->cur;
|
|
rtn = 1;
|
|
|
|
clean:
|
|
vector_str_dest(&v);
|
|
|
|
return (rtn);
|
|
}
|
|
|
|
/*
|
|
* read number
|
|
* number ::= [n] <decimal>
|
|
*/
|
|
static int
|
|
cpp_demangle_read_number(struct cpp_demangle_data *ddata, long *rtn)
|
|
{
|
|
long len, negative_factor;
|
|
|
|
if (ddata == NULL || rtn == NULL)
|
|
return (0);
|
|
|
|
negative_factor = 1;
|
|
if (*ddata->cur == 'n') {
|
|
negative_factor = -1;
|
|
|
|
++ddata->cur;
|
|
}
|
|
if (ELFTC_ISDIGIT(*ddata->cur) == 0)
|
|
return (0);
|
|
|
|
errno = 0;
|
|
if ((len = strtol(ddata->cur, (char **) NULL, 10)) == 0 &&
|
|
errno != 0)
|
|
return (0);
|
|
|
|
while (ELFTC_ISDIGIT(*ddata->cur) != 0)
|
|
++ddata->cur;
|
|
|
|
assert(len >= 0);
|
|
assert(negative_factor == 1 || negative_factor == -1);
|
|
|
|
*rtn = len * negative_factor;
|
|
|
|
return (1);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_number_as_string(struct cpp_demangle_data *ddata, char **str)
|
|
{
|
|
long n;
|
|
|
|
if (!cpp_demangle_read_number(ddata, &n)) {
|
|
*str = NULL;
|
|
return (0);
|
|
}
|
|
|
|
if (asprintf(str, "%ld", n) < 0) {
|
|
*str = NULL;
|
|
return (0);
|
|
}
|
|
|
|
return (1);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_nv_offset(struct cpp_demangle_data *ddata)
|
|
{
|
|
|
|
if (ddata == NULL)
|
|
return (0);
|
|
|
|
if (!cpp_demangle_push_str(ddata, "offset : ", 9))
|
|
return (0);
|
|
|
|
return (cpp_demangle_read_offset_number(ddata));
|
|
}
|
|
|
|
/* read offset, offset are nv-offset, v-offset */
|
|
static int
|
|
cpp_demangle_read_offset(struct cpp_demangle_data *ddata)
|
|
{
|
|
|
|
if (ddata == NULL)
|
|
return (0);
|
|
|
|
if (*ddata->cur == 'h') {
|
|
++ddata->cur;
|
|
return (cpp_demangle_read_nv_offset(ddata));
|
|
} else if (*ddata->cur == 'v') {
|
|
++ddata->cur;
|
|
return (cpp_demangle_read_v_offset(ddata));
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_offset_number(struct cpp_demangle_data *ddata)
|
|
{
|
|
bool negative;
|
|
const char *start;
|
|
|
|
if (ddata == NULL || *ddata->cur == '\0')
|
|
return (0);
|
|
|
|
/* offset could be negative */
|
|
if (*ddata->cur == 'n') {
|
|
negative = true;
|
|
start = ddata->cur + 1;
|
|
} else {
|
|
negative = false;
|
|
start = ddata->cur;
|
|
}
|
|
|
|
while (*ddata->cur != '_')
|
|
++ddata->cur;
|
|
|
|
if (negative && !cpp_demangle_push_str(ddata, "-", 1))
|
|
return (0);
|
|
|
|
assert(start != NULL);
|
|
|
|
if (!cpp_demangle_push_str(ddata, start, ddata->cur - start))
|
|
return (0);
|
|
if (!cpp_demangle_push_str(ddata, " ", 1))
|
|
return (0);
|
|
|
|
++ddata->cur;
|
|
|
|
return (1);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_pointer_to_member(struct cpp_demangle_data *ddata)
|
|
{
|
|
size_t class_type_len, i, idx, p_idx;
|
|
int p_func_type, rtn;
|
|
char *class_type;
|
|
|
|
if (ddata == NULL || *ddata->cur != 'M' || *(++ddata->cur) == '\0')
|
|
return (0);
|
|
|
|
p_idx = ddata->output.size;
|
|
if (!cpp_demangle_read_type(ddata, 0))
|
|
return (0);
|
|
|
|
if ((class_type = vector_str_substr(&ddata->output, p_idx,
|
|
ddata->output.size - 1, &class_type_len)) == NULL)
|
|
return (0);
|
|
|
|
rtn = 0;
|
|
idx = ddata->output.size;
|
|
for (i = p_idx; i < idx; ++i)
|
|
if (!vector_str_pop(&ddata->output))
|
|
goto clean1;
|
|
|
|
if (!vector_read_cmd_push(&ddata->cmd, READ_PTRMEM))
|
|
goto clean1;
|
|
|
|
if (!vector_str_push(&ddata->class_type, class_type, class_type_len))
|
|
goto clean2;
|
|
|
|
p_func_type = ddata->func_type;
|
|
if (!cpp_demangle_read_type(ddata, 0))
|
|
goto clean3;
|
|
|
|
if (p_func_type == ddata->func_type) {
|
|
if (!cpp_demangle_push_str(ddata, " ", 1))
|
|
goto clean3;
|
|
if (!cpp_demangle_push_str(ddata, class_type, class_type_len))
|
|
goto clean3;
|
|
if (!cpp_demangle_push_str(ddata, "::*", 3))
|
|
goto clean3;
|
|
}
|
|
|
|
rtn = 1;
|
|
clean3:
|
|
if (!vector_str_pop(&ddata->class_type))
|
|
rtn = 0;
|
|
clean2:
|
|
if (!vector_read_cmd_pop(&ddata->cmd))
|
|
rtn = 0;
|
|
clean1:
|
|
free(class_type);
|
|
|
|
return (rtn);
|
|
}
|
|
|
|
/* read source-name, source-name is <len> <ID> */
|
|
static int
|
|
cpp_demangle_read_sname(struct cpp_demangle_data *ddata)
|
|
{
|
|
long len;
|
|
int err;
|
|
|
|
if (ddata == NULL || cpp_demangle_read_number(ddata, &len) == 0 ||
|
|
len <= 0)
|
|
return (0);
|
|
|
|
if (len == 12 && (memcmp("_GLOBAL__N_1", ddata->cur, 12) == 0))
|
|
err = cpp_demangle_push_str(ddata, "(anonymous namespace)", 21);
|
|
else
|
|
err = cpp_demangle_push_str(ddata, ddata->cur, len);
|
|
|
|
if (err == 0)
|
|
return (0);
|
|
|
|
assert(ddata->output.size > 0);
|
|
if (vector_read_cmd_find(&ddata->cmd, READ_TMPL) == 0)
|
|
ddata->last_sname =
|
|
ddata->output.container[ddata->output.size - 1];
|
|
|
|
ddata->cur += len;
|
|
|
|
return (1);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_subst(struct cpp_demangle_data *ddata)
|
|
{
|
|
long nth;
|
|
|
|
if (ddata == NULL || *ddata->cur == '\0')
|
|
return (0);
|
|
|
|
/* abbreviations of the form Sx */
|
|
switch (SIMPLE_HASH(*ddata->cur, *(ddata->cur + 1))) {
|
|
case SIMPLE_HASH('S', 'a'):
|
|
/* std::allocator */
|
|
if (cpp_demangle_push_str(ddata, "std::allocator", 14) == 0)
|
|
return (0);
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == 'I')
|
|
return (cpp_demangle_read_subst_stdtmpl(ddata,
|
|
"std::allocator", 14));
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('S', 'b'):
|
|
/* std::basic_string */
|
|
if (!cpp_demangle_push_str(ddata, "std::basic_string", 17))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == 'I')
|
|
return (cpp_demangle_read_subst_stdtmpl(ddata,
|
|
"std::basic_string", 17));
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('S', 'd'):
|
|
/* std::basic_iostream<char, std::char_traits<char> > */
|
|
if (!cpp_demangle_push_str(ddata, "std::basic_iostream", 19))
|
|
return (0);
|
|
ddata->last_sname = "basic_iostream";
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == 'I')
|
|
return (cpp_demangle_read_subst_stdtmpl(ddata,
|
|
"std::basic_iostream", 19));
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('S', 'i'):
|
|
/* std::basic_istream<char, std::char_traits<char> > */
|
|
if (!cpp_demangle_push_str(ddata, "std::basic_istream", 18))
|
|
return (0);
|
|
ddata->last_sname = "basic_istream";
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == 'I')
|
|
return (cpp_demangle_read_subst_stdtmpl(ddata,
|
|
"std::basic_istream", 18));
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('S', 'o'):
|
|
/* std::basic_ostream<char, std::char_traits<char> > */
|
|
if (!cpp_demangle_push_str(ddata, "std::basic_ostream", 18))
|
|
return (0);
|
|
ddata->last_sname = "basic_ostream";
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == 'I')
|
|
return (cpp_demangle_read_subst_stdtmpl(ddata,
|
|
"std::basic_ostream", 18));
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('S', 's'):
|
|
/*
|
|
* std::basic_string<char, std::char_traits<char>,
|
|
* std::allocator<char> >
|
|
*
|
|
* a.k.a std::string
|
|
*/
|
|
if (!cpp_demangle_push_str(ddata, "std::string", 11))
|
|
return (0);
|
|
ddata->last_sname = "string";
|
|
ddata->cur += 2;
|
|
if (*ddata->cur == 'I')
|
|
return (cpp_demangle_read_subst_stdtmpl(ddata,
|
|
"std::string", 11));
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('S', 't'):
|
|
/* std:: */
|
|
return (cpp_demangle_read_subst_std(ddata));
|
|
}
|
|
|
|
if (*(++ddata->cur) == '\0')
|
|
return (0);
|
|
|
|
/* substitution */
|
|
if (*ddata->cur == '_')
|
|
return (cpp_demangle_get_subst(ddata, 0));
|
|
else {
|
|
errno = 0;
|
|
/* substitution number is base 36 */
|
|
if ((nth = strtol(ddata->cur, (char **) NULL, 36)) == 0 &&
|
|
errno != 0)
|
|
return (0);
|
|
|
|
/* first was '_', so increase one */
|
|
++nth;
|
|
|
|
while (*ddata->cur != '_')
|
|
++ddata->cur;
|
|
|
|
assert(nth > 0);
|
|
|
|
return (cpp_demangle_get_subst(ddata, nth));
|
|
}
|
|
|
|
/* NOTREACHED */
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_subst_std(struct cpp_demangle_data *ddata)
|
|
{
|
|
struct vector_str *output, v;
|
|
size_t p_idx, subst_str_len;
|
|
int rtn;
|
|
char *subst_str;
|
|
|
|
if (ddata == NULL)
|
|
return (0);
|
|
|
|
if (!vector_str_init(&v))
|
|
return (0);
|
|
|
|
subst_str = NULL;
|
|
rtn = 0;
|
|
if (!cpp_demangle_push_str(ddata, "std::", 5))
|
|
goto clean;
|
|
|
|
if (!vector_str_push(&v, "std::", 5))
|
|
goto clean;
|
|
|
|
ddata->cur += 2;
|
|
|
|
output = ddata->push_head > 0 ? &ddata->output_tmp : &ddata->output;
|
|
|
|
p_idx = output->size;
|
|
if (!cpp_demangle_read_uqname(ddata))
|
|
goto clean;
|
|
|
|
if ((subst_str = vector_str_substr(output, p_idx, output->size - 1,
|
|
&subst_str_len)) == NULL)
|
|
goto clean;
|
|
|
|
if (!vector_str_push(&v, subst_str, subst_str_len))
|
|
goto clean;
|
|
|
|
if (!cpp_demangle_push_subst_v(ddata, &v))
|
|
goto clean;
|
|
|
|
if (*ddata->cur == 'I') {
|
|
p_idx = output->size;
|
|
if (!cpp_demangle_read_tmpl_args(ddata))
|
|
goto clean;
|
|
free(subst_str);
|
|
if ((subst_str = vector_str_substr(output, p_idx,
|
|
output->size - 1, &subst_str_len)) == NULL)
|
|
goto clean;
|
|
if (!vector_str_push(&v, subst_str, subst_str_len))
|
|
goto clean;
|
|
if (!cpp_demangle_push_subst_v(ddata, &v))
|
|
goto clean;
|
|
}
|
|
|
|
rtn = 1;
|
|
clean:
|
|
free(subst_str);
|
|
vector_str_dest(&v);
|
|
|
|
return (rtn);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_subst_stdtmpl(struct cpp_demangle_data *ddata,
|
|
const char *str, size_t len)
|
|
{
|
|
struct vector_str *output;
|
|
size_t p_idx, substr_len;
|
|
int rtn;
|
|
char *subst_str, *substr;
|
|
|
|
if (ddata == NULL || str == NULL || len == 0)
|
|
return (0);
|
|
|
|
output = ddata->push_head > 0 ? &ddata->output_tmp : &ddata->output;
|
|
|
|
p_idx = output->size;
|
|
substr = NULL;
|
|
subst_str = NULL;
|
|
|
|
if (!cpp_demangle_read_tmpl_args(ddata))
|
|
return (0);
|
|
if ((substr = vector_str_substr(output, p_idx, output->size - 1,
|
|
&substr_len)) == NULL)
|
|
return (0);
|
|
|
|
rtn = 0;
|
|
if ((subst_str = malloc(sizeof(char) * (substr_len + len + 1))) ==
|
|
NULL)
|
|
goto clean;
|
|
|
|
memcpy(subst_str, str, len);
|
|
memcpy(subst_str + len, substr, substr_len);
|
|
subst_str[substr_len + len] = '\0';
|
|
|
|
if (!cpp_demangle_push_subst(ddata, subst_str, substr_len + len))
|
|
goto clean;
|
|
|
|
rtn = 1;
|
|
clean:
|
|
free(subst_str);
|
|
free(substr);
|
|
|
|
return (rtn);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_tmpl_arg(struct cpp_demangle_data *ddata)
|
|
{
|
|
|
|
if (ddata == NULL || *ddata->cur == '\0')
|
|
return (0);
|
|
|
|
switch (*ddata->cur) {
|
|
case 'L':
|
|
return (cpp_demangle_read_expr_primary(ddata));
|
|
case 'X':
|
|
return (cpp_demangle_read_expression(ddata));
|
|
}
|
|
|
|
return (cpp_demangle_read_type(ddata, 0));
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_tmpl_args(struct cpp_demangle_data *ddata)
|
|
{
|
|
struct vector_str *v;
|
|
size_t arg_len, idx, limit, size;
|
|
char *arg;
|
|
|
|
if (ddata == NULL || *ddata->cur == '\0')
|
|
return (0);
|
|
|
|
++ddata->cur;
|
|
|
|
if (!vector_read_cmd_push(&ddata->cmd, READ_TMPL))
|
|
return (0);
|
|
|
|
if (!cpp_demangle_push_str(ddata, "<", 1))
|
|
return (0);
|
|
|
|
limit = 0;
|
|
v = ddata->push_head > 0 ? &ddata->output_tmp : &ddata->output;
|
|
for (;;) {
|
|
idx = v->size;
|
|
if (!cpp_demangle_read_tmpl_arg(ddata))
|
|
return (0);
|
|
if ((arg = vector_str_substr(v, idx, v->size - 1, &arg_len)) ==
|
|
NULL)
|
|
return (0);
|
|
if (!vector_str_find(&ddata->tmpl, arg, arg_len) &&
|
|
!vector_str_push(&ddata->tmpl, arg, arg_len)) {
|
|
free(arg);
|
|
return (0);
|
|
}
|
|
|
|
free(arg);
|
|
|
|
if (*ddata->cur == 'E') {
|
|
++ddata->cur;
|
|
size = v->size;
|
|
assert(size > 0);
|
|
if (!strncmp(v->container[size - 1], ">", 1)) {
|
|
if (!cpp_demangle_push_str(ddata, " >", 2))
|
|
return (0);
|
|
} else if (!cpp_demangle_push_str(ddata, ">", 1))
|
|
return (0);
|
|
break;
|
|
} else if (*ddata->cur != 'I' &&
|
|
!cpp_demangle_push_str(ddata, ", ", 2))
|
|
return (0);
|
|
|
|
if (limit++ > CPP_DEMANGLE_TRY_LIMIT)
|
|
return (0);
|
|
}
|
|
|
|
return (vector_read_cmd_pop(&ddata->cmd));
|
|
}
|
|
|
|
/*
|
|
* Read template parameter that forms in 'T[number]_'.
|
|
* This function much like to read_subst but only for types.
|
|
*/
|
|
static int
|
|
cpp_demangle_read_tmpl_param(struct cpp_demangle_data *ddata)
|
|
{
|
|
long nth;
|
|
|
|
if (ddata == NULL || *ddata->cur != 'T')
|
|
return (0);
|
|
|
|
++ddata->cur;
|
|
|
|
if (*ddata->cur == '_')
|
|
return (cpp_demangle_get_tmpl_param(ddata, 0));
|
|
else {
|
|
|
|
errno = 0;
|
|
if ((nth = strtol(ddata->cur, (char **) NULL, 36)) == 0 &&
|
|
errno != 0)
|
|
return (0);
|
|
|
|
/* T_ is first */
|
|
++nth;
|
|
|
|
while (*ddata->cur != '_')
|
|
++ddata->cur;
|
|
|
|
assert(nth > 0);
|
|
|
|
return (cpp_demangle_get_tmpl_param(ddata, nth));
|
|
}
|
|
|
|
/* NOTREACHED */
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_type(struct cpp_demangle_data *ddata, int delimit)
|
|
{
|
|
struct vector_type_qualifier v;
|
|
struct vector_str *output;
|
|
size_t p_idx, type_str_len;
|
|
int extern_c, is_builtin;
|
|
long len;
|
|
char *type_str, *exp_str, *num_str;
|
|
|
|
if (ddata == NULL)
|
|
return (0);
|
|
|
|
output = &ddata->output;
|
|
if (ddata->output.size > 0 && !strncmp(ddata->output.container[ddata->output.size - 1], ">", 1)) {
|
|
ddata->push_head++;
|
|
output = &ddata->output_tmp;
|
|
} else if (delimit == 1) {
|
|
if (ddata->paren == false) {
|
|
if (!cpp_demangle_push_str(ddata, "(", 1))
|
|
return (0);
|
|
if (ddata->output.size < 2)
|
|
return (0);
|
|
ddata->paren = true;
|
|
ddata->pfirst = true;
|
|
/* Need pop function name */
|
|
if (ddata->subst.size == 1 &&
|
|
!vector_str_pop(&ddata->subst))
|
|
return (0);
|
|
}
|
|
|
|
if (ddata->pfirst)
|
|
ddata->pfirst = false;
|
|
else if (*ddata->cur != 'I' &&
|
|
!cpp_demangle_push_str(ddata, ", ", 2))
|
|
return (0);
|
|
}
|
|
|
|
assert(output != NULL);
|
|
/*
|
|
* [r, V, K] [P, R, C, G, U] builtin, function, class-enum, array
|
|
* pointer-to-member, template-param, template-template-param, subst
|
|
*/
|
|
|
|
if (!vector_type_qualifier_init(&v))
|
|
return (0);
|
|
|
|
extern_c = 0;
|
|
is_builtin = 1;
|
|
p_idx = output->size;
|
|
type_str = exp_str = num_str = NULL;
|
|
again:
|
|
/* builtin type */
|
|
switch (*ddata->cur) {
|
|
case 'a':
|
|
/* signed char */
|
|
if (!cpp_demangle_push_str(ddata, "signed char", 11))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'A':
|
|
/* array type */
|
|
if (!cpp_demangle_read_array(ddata))
|
|
goto clean;
|
|
is_builtin = 0;
|
|
goto rtn;
|
|
|
|
case 'b':
|
|
/* bool */
|
|
if (!cpp_demangle_push_str(ddata, "bool", 4))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'C':
|
|
/* complex pair */
|
|
if (!vector_type_qualifier_push(&v, TYPE_CMX))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto again;
|
|
|
|
case 'c':
|
|
/* char */
|
|
if (!cpp_demangle_push_str(ddata, "char", 4))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'd':
|
|
/* double */
|
|
if (!cpp_demangle_push_str(ddata, "double", 6))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'D':
|
|
++ddata->cur;
|
|
switch (*ddata->cur) {
|
|
case 'd':
|
|
/* IEEE 754r decimal floating point (64 bits) */
|
|
if (!cpp_demangle_push_str(ddata, "decimal64", 9))
|
|
goto clean;
|
|
++ddata->cur;
|
|
break;
|
|
case 'e':
|
|
/* IEEE 754r decimal floating point (128 bits) */
|
|
if (!cpp_demangle_push_str(ddata, "decimal128", 10))
|
|
goto clean;
|
|
++ddata->cur;
|
|
break;
|
|
case 'f':
|
|
/* IEEE 754r decimal floating point (32 bits) */
|
|
if (!cpp_demangle_push_str(ddata, "decimal32", 9))
|
|
goto clean;
|
|
++ddata->cur;
|
|
break;
|
|
case 'h':
|
|
/* IEEE 754r half-precision floating point (16 bits) */
|
|
if (!cpp_demangle_push_str(ddata, "half", 4))
|
|
goto clean;
|
|
++ddata->cur;
|
|
break;
|
|
case 'i':
|
|
/* char32_t */
|
|
if (!cpp_demangle_push_str(ddata, "char32_t", 8))
|
|
goto clean;
|
|
++ddata->cur;
|
|
break;
|
|
case 'n':
|
|
/* std::nullptr_t (i.e., decltype(nullptr)) */
|
|
if (!cpp_demangle_push_str(ddata, "decltype(nullptr)",
|
|
17))
|
|
goto clean;
|
|
++ddata->cur;
|
|
break;
|
|
case 's':
|
|
/* char16_t */
|
|
if (!cpp_demangle_push_str(ddata, "char16_t", 8))
|
|
goto clean;
|
|
++ddata->cur;
|
|
break;
|
|
case 'v':
|
|
/* gcc vector_size extension. */
|
|
++ddata->cur;
|
|
if (*ddata->cur == '_') {
|
|
++ddata->cur;
|
|
if (!cpp_demangle_read_expression_flat(ddata,
|
|
&exp_str))
|
|
goto clean;
|
|
if (!vector_str_push(&v.ext_name, exp_str,
|
|
strlen(exp_str)))
|
|
goto clean;
|
|
} else {
|
|
if (!cpp_demangle_read_number_as_string(ddata,
|
|
&num_str))
|
|
goto clean;
|
|
if (!vector_str_push(&v.ext_name, num_str,
|
|
strlen(num_str)))
|
|
goto clean;
|
|
}
|
|
if (*ddata->cur != '_')
|
|
goto clean;
|
|
++ddata->cur;
|
|
if (!vector_type_qualifier_push(&v, TYPE_VEC))
|
|
goto clean;
|
|
goto again;
|
|
default:
|
|
goto clean;
|
|
}
|
|
goto rtn;
|
|
|
|
case 'e':
|
|
/* long double */
|
|
if (!cpp_demangle_push_str(ddata, "long double", 11))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'f':
|
|
/* float */
|
|
if (!cpp_demangle_push_str(ddata, "float", 5))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'F':
|
|
/* function */
|
|
if (!cpp_demangle_read_function(ddata, &extern_c, &v))
|
|
goto clean;
|
|
is_builtin = 0;
|
|
goto rtn;
|
|
|
|
case 'g':
|
|
/* __float128 */
|
|
if (!cpp_demangle_push_str(ddata, "__float128", 10))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'G':
|
|
/* imaginary */
|
|
if (!vector_type_qualifier_push(&v, TYPE_IMG))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto again;
|
|
|
|
case 'h':
|
|
/* unsigned char */
|
|
if (!cpp_demangle_push_str(ddata, "unsigned char", 13))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'i':
|
|
/* int */
|
|
if (!cpp_demangle_push_str(ddata, "int", 3))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'j':
|
|
/* unsigned int */
|
|
if (!cpp_demangle_push_str(ddata, "unsigned int", 12))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'K':
|
|
/* const */
|
|
if (!vector_type_qualifier_push(&v, TYPE_CST))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto again;
|
|
|
|
case 'l':
|
|
/* long */
|
|
if (!cpp_demangle_push_str(ddata, "long", 4))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'm':
|
|
/* unsigned long */
|
|
if (!cpp_demangle_push_str(ddata, "unsigned long", 13))
|
|
goto clean;
|
|
|
|
++ddata->cur;
|
|
|
|
goto rtn;
|
|
case 'M':
|
|
/* pointer to member */
|
|
if (!cpp_demangle_read_pointer_to_member(ddata))
|
|
goto clean;
|
|
is_builtin = 0;
|
|
goto rtn;
|
|
|
|
case 'n':
|
|
/* __int128 */
|
|
if (!cpp_demangle_push_str(ddata, "__int128", 8))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'o':
|
|
/* unsigned __int128 */
|
|
if (!cpp_demangle_push_str(ddata, "unsigned __int128", 17))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'P':
|
|
/* pointer */
|
|
if (!vector_type_qualifier_push(&v, TYPE_PTR))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto again;
|
|
|
|
case 'r':
|
|
/* restrict */
|
|
if (!vector_type_qualifier_push(&v, TYPE_RST))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto again;
|
|
|
|
case 'R':
|
|
/* reference */
|
|
if (!vector_type_qualifier_push(&v, TYPE_REF))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto again;
|
|
|
|
case 's':
|
|
/* short, local string */
|
|
if (!cpp_demangle_push_str(ddata, "short", 5))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'S':
|
|
/* substitution */
|
|
if (!cpp_demangle_read_subst(ddata))
|
|
goto clean;
|
|
is_builtin = 0;
|
|
goto rtn;
|
|
|
|
case 't':
|
|
/* unsigned short */
|
|
if (!cpp_demangle_push_str(ddata, "unsigned short", 14))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'T':
|
|
/* template parameter */
|
|
if (!cpp_demangle_read_tmpl_param(ddata))
|
|
goto clean;
|
|
is_builtin = 0;
|
|
goto rtn;
|
|
|
|
case 'u':
|
|
/* vendor extended builtin */
|
|
++ddata->cur;
|
|
if (!cpp_demangle_read_sname(ddata))
|
|
goto clean;
|
|
is_builtin = 0;
|
|
goto rtn;
|
|
|
|
case 'U':
|
|
/* vendor extended type qualifier */
|
|
if (!cpp_demangle_read_number(ddata, &len))
|
|
goto clean;
|
|
if (len <= 0)
|
|
goto clean;
|
|
if (!vector_str_push(&v.ext_name, ddata->cur, len))
|
|
return (0);
|
|
ddata->cur += len;
|
|
if (!vector_type_qualifier_push(&v, TYPE_EXT))
|
|
goto clean;
|
|
goto again;
|
|
|
|
case 'v':
|
|
/* void */
|
|
if (!cpp_demangle_push_str(ddata, "void", 4))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'V':
|
|
/* volatile */
|
|
if (!vector_type_qualifier_push(&v, TYPE_VAT))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto again;
|
|
|
|
case 'w':
|
|
/* wchar_t */
|
|
if (!cpp_demangle_push_str(ddata, "wchar_t", 7))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'x':
|
|
/* long long */
|
|
if (!cpp_demangle_push_str(ddata, "long long", 9))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'y':
|
|
/* unsigned long long */
|
|
if (!cpp_demangle_push_str(ddata, "unsigned long long", 18))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
|
|
case 'z':
|
|
/* ellipsis */
|
|
if (!cpp_demangle_push_str(ddata, "...", 3))
|
|
goto clean;
|
|
++ddata->cur;
|
|
goto rtn;
|
|
}
|
|
|
|
if (!cpp_demangle_read_name(ddata))
|
|
goto clean;
|
|
|
|
is_builtin = 0;
|
|
rtn:
|
|
if ((type_str = vector_str_substr(output, p_idx, output->size - 1,
|
|
&type_str_len)) == NULL)
|
|
goto clean;
|
|
|
|
if (is_builtin == 0) {
|
|
if (!vector_str_find(&ddata->subst, type_str, type_str_len) &&
|
|
!vector_str_push(&ddata->subst, type_str, type_str_len))
|
|
goto clean;
|
|
}
|
|
|
|
if (!cpp_demangle_push_type_qualifier(ddata, &v, type_str))
|
|
goto clean;
|
|
|
|
free(type_str);
|
|
free(exp_str);
|
|
free(num_str);
|
|
vector_type_qualifier_dest(&v);
|
|
|
|
if (ddata->push_head > 0) {
|
|
if (*ddata->cur == 'I' && cpp_demangle_read_tmpl_args(ddata)
|
|
== 0)
|
|
return (0);
|
|
|
|
if (--ddata->push_head > 0)
|
|
return (1);
|
|
|
|
if (!vector_str_push(&ddata->output_tmp, " ", 1))
|
|
return (0);
|
|
|
|
if (!vector_str_push_vector_head(&ddata->output,
|
|
&ddata->output_tmp))
|
|
return (0);
|
|
|
|
vector_str_dest(&ddata->output_tmp);
|
|
if (!vector_str_init(&ddata->output_tmp))
|
|
return (0);
|
|
|
|
if (!cpp_demangle_push_str(ddata, "(", 1))
|
|
return (0);
|
|
|
|
ddata->paren = true;
|
|
ddata->pfirst = true;
|
|
}
|
|
|
|
return (1);
|
|
clean:
|
|
free(type_str);
|
|
free(exp_str);
|
|
free(num_str);
|
|
vector_type_qualifier_dest(&v);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_type_flat(struct cpp_demangle_data *ddata, char **str)
|
|
{
|
|
struct vector_str *output;
|
|
size_t i, p_idx, idx, type_len;
|
|
char *type;
|
|
|
|
output = ddata->push_head > 0 ? &ddata->output_tmp :
|
|
&ddata->output;
|
|
|
|
p_idx = output->size;
|
|
|
|
if (!cpp_demangle_read_type(ddata, 0))
|
|
return (0);
|
|
|
|
if ((type = vector_str_substr(output, p_idx, output->size - 1,
|
|
&type_len)) == NULL)
|
|
return (0);
|
|
|
|
idx = output->size;
|
|
for (i = p_idx; i < idx; ++i) {
|
|
if (!vector_str_pop(output)) {
|
|
free(type);
|
|
return (0);
|
|
}
|
|
}
|
|
|
|
*str = type;
|
|
|
|
return (1);
|
|
}
|
|
|
|
/*
|
|
* read unqualified-name, unqualified name are operator-name, ctor-dtor-name,
|
|
* source-name
|
|
*/
|
|
static int
|
|
cpp_demangle_read_uqname(struct cpp_demangle_data *ddata)
|
|
{
|
|
size_t len;
|
|
|
|
if (ddata == NULL || *ddata->cur == '\0')
|
|
return (0);
|
|
|
|
/* operator name */
|
|
switch (SIMPLE_HASH(*ddata->cur, *(ddata->cur + 1))) {
|
|
case SIMPLE_HASH('a', 'a'):
|
|
/* operator && */
|
|
if (!cpp_demangle_push_str(ddata, "operator&&", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('a', 'd'):
|
|
/* operator & (unary) */
|
|
if (!cpp_demangle_push_str(ddata, "operator&", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('a', 'n'):
|
|
/* operator & */
|
|
if (!cpp_demangle_push_str(ddata, "operator&", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('a', 'N'):
|
|
/* operator &= */
|
|
if (!cpp_demangle_push_str(ddata, "operator&=", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('a', 'S'):
|
|
/* operator = */
|
|
if (!cpp_demangle_push_str(ddata, "operator=", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('c', 'l'):
|
|
/* operator () */
|
|
if (!cpp_demangle_push_str(ddata, "operator()", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('c', 'm'):
|
|
/* operator , */
|
|
if (!cpp_demangle_push_str(ddata, "operator,", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('c', 'o'):
|
|
/* operator ~ */
|
|
if (!cpp_demangle_push_str(ddata, "operator~", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('c', 'v'):
|
|
/* operator (cast) */
|
|
if (!cpp_demangle_push_str(ddata, "operator(cast)", 14))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_type(ddata, 1));
|
|
|
|
case SIMPLE_HASH('d', 'a'):
|
|
/* operator delete [] */
|
|
if (!cpp_demangle_push_str(ddata, "operator delete []", 18))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('d', 'e'):
|
|
/* operator * (unary) */
|
|
if (!cpp_demangle_push_str(ddata, "operator*", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('d', 'l'):
|
|
/* operator delete */
|
|
if (!cpp_demangle_push_str(ddata, "operator delete", 15))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('d', 'v'):
|
|
/* operator / */
|
|
if (!cpp_demangle_push_str(ddata, "operator/", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('d', 'V'):
|
|
/* operator /= */
|
|
if (!cpp_demangle_push_str(ddata, "operator/=", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('e', 'o'):
|
|
/* operator ^ */
|
|
if (!cpp_demangle_push_str(ddata, "operator^", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('e', 'O'):
|
|
/* operator ^= */
|
|
if (!cpp_demangle_push_str(ddata, "operator^=", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('e', 'q'):
|
|
/* operator == */
|
|
if (!cpp_demangle_push_str(ddata, "operator==", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('g', 'e'):
|
|
/* operator >= */
|
|
if (!cpp_demangle_push_str(ddata, "operator>=", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('g', 't'):
|
|
/* operator > */
|
|
if (!cpp_demangle_push_str(ddata, "operator>", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('i', 'x'):
|
|
/* operator [] */
|
|
if (!cpp_demangle_push_str(ddata, "operator[]", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('l', 'e'):
|
|
/* operator <= */
|
|
if (!cpp_demangle_push_str(ddata, "operator<=", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('l', 's'):
|
|
/* operator << */
|
|
if (!cpp_demangle_push_str(ddata, "operator<<", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('l', 'S'):
|
|
/* operator <<= */
|
|
if (!cpp_demangle_push_str(ddata, "operator<<=", 11))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('l', 't'):
|
|
/* operator < */
|
|
if (!cpp_demangle_push_str(ddata, "operator<", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('m', 'i'):
|
|
/* operator - */
|
|
if (!cpp_demangle_push_str(ddata, "operator-", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('m', 'I'):
|
|
/* operator -= */
|
|
if (!cpp_demangle_push_str(ddata, "operator-=", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('m', 'l'):
|
|
/* operator * */
|
|
if (!cpp_demangle_push_str(ddata, "operator*", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('m', 'L'):
|
|
/* operator *= */
|
|
if (!cpp_demangle_push_str(ddata, "operator*=", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('m', 'm'):
|
|
/* operator -- */
|
|
if (!cpp_demangle_push_str(ddata, "operator--", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('n', 'a'):
|
|
/* operator new[] */
|
|
if (!cpp_demangle_push_str(ddata, "operator new []", 15))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('n', 'e'):
|
|
/* operator != */
|
|
if (!cpp_demangle_push_str(ddata, "operator!=", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('n', 'g'):
|
|
/* operator - (unary) */
|
|
if (!cpp_demangle_push_str(ddata, "operator-", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('n', 't'):
|
|
/* operator ! */
|
|
if (!cpp_demangle_push_str(ddata, "operator!", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('n', 'w'):
|
|
/* operator new */
|
|
if (!cpp_demangle_push_str(ddata, "operator new", 12))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('o', 'o'):
|
|
/* operator || */
|
|
if (!cpp_demangle_push_str(ddata, "operator||", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('o', 'r'):
|
|
/* operator | */
|
|
if (!cpp_demangle_push_str(ddata, "operator|", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('o', 'R'):
|
|
/* operator |= */
|
|
if (!cpp_demangle_push_str(ddata, "operator|=", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('p', 'l'):
|
|
/* operator + */
|
|
if (!cpp_demangle_push_str(ddata, "operator+", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('p', 'L'):
|
|
/* operator += */
|
|
if (!cpp_demangle_push_str(ddata, "operator+=", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('p', 'm'):
|
|
/* operator ->* */
|
|
if (!cpp_demangle_push_str(ddata, "operator->*", 11))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('p', 'p'):
|
|
/* operator ++ */
|
|
if (!cpp_demangle_push_str(ddata, "operator++", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('p', 's'):
|
|
/* operator + (unary) */
|
|
if (!cpp_demangle_push_str(ddata, "operator+", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('p', 't'):
|
|
/* operator -> */
|
|
if (!cpp_demangle_push_str(ddata, "operator->", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('q', 'u'):
|
|
/* operator ? */
|
|
if (!cpp_demangle_push_str(ddata, "operator?", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('r', 'm'):
|
|
/* operator % */
|
|
if (!cpp_demangle_push_str(ddata, "operator%", 9))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('r', 'M'):
|
|
/* operator %= */
|
|
if (!cpp_demangle_push_str(ddata, "operator%=", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('r', 's'):
|
|
/* operator >> */
|
|
if (!cpp_demangle_push_str(ddata, "operator>>", 10))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('r', 'S'):
|
|
/* operator >>= */
|
|
if (!cpp_demangle_push_str(ddata, "operator>>=", 11))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('r', 'z'):
|
|
/* operator sizeof */
|
|
if (!cpp_demangle_push_str(ddata, "operator sizeof ", 16))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('s', 'r'):
|
|
/* scope resolution operator */
|
|
if (!cpp_demangle_push_str(ddata, "scope resolution operator ",
|
|
26))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('s', 'v'):
|
|
/* operator sizeof */
|
|
if (!cpp_demangle_push_str(ddata, "operator sizeof ", 16))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (1);
|
|
}
|
|
|
|
/* vendor extened operator */
|
|
if (*ddata->cur == 'v' && ELFTC_ISDIGIT(*(ddata->cur + 1))) {
|
|
if (!cpp_demangle_push_str(ddata, "vendor extened operator ",
|
|
24))
|
|
return (0);
|
|
if (!cpp_demangle_push_str(ddata, ddata->cur + 1, 1))
|
|
return (0);
|
|
ddata->cur += 2;
|
|
return (cpp_demangle_read_sname(ddata));
|
|
}
|
|
|
|
/* ctor-dtor-name */
|
|
switch (SIMPLE_HASH(*ddata->cur, *(ddata->cur + 1))) {
|
|
case SIMPLE_HASH('C', '1'):
|
|
/* FALLTHROUGH */
|
|
case SIMPLE_HASH('C', '2'):
|
|
/* FALLTHROUGH */
|
|
case SIMPLE_HASH('C', '3'):
|
|
if (ddata->last_sname == NULL)
|
|
return (0);
|
|
if ((len = strlen(ddata->last_sname)) == 0)
|
|
return (0);
|
|
if (!cpp_demangle_push_str(ddata, "::", 2))
|
|
return (0);
|
|
if (!cpp_demangle_push_str(ddata, ddata->last_sname, len))
|
|
return (0);
|
|
ddata->cur +=2;
|
|
return (1);
|
|
|
|
case SIMPLE_HASH('D', '0'):
|
|
/* FALLTHROUGH */
|
|
case SIMPLE_HASH('D', '1'):
|
|
/* FALLTHROUGH */
|
|
case SIMPLE_HASH('D', '2'):
|
|
if (ddata->last_sname == NULL)
|
|
return (0);
|
|
if ((len = strlen(ddata->last_sname)) == 0)
|
|
return (0);
|
|
if (!cpp_demangle_push_str(ddata, "::~", 3))
|
|
return (0);
|
|
if (!cpp_demangle_push_str(ddata, ddata->last_sname, len))
|
|
return (0);
|
|
ddata->cur +=2;
|
|
return (1);
|
|
}
|
|
|
|
/* source name */
|
|
if (ELFTC_ISDIGIT(*ddata->cur) != 0)
|
|
return (cpp_demangle_read_sname(ddata));
|
|
|
|
/* local source name */
|
|
if (*ddata->cur == 'L')
|
|
return (cpp_demangle_local_source_name(ddata));
|
|
|
|
return (1);
|
|
}
|
|
|
|
/*
|
|
* Read local source name.
|
|
*
|
|
* References:
|
|
* http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31775
|
|
* http://gcc.gnu.org/viewcvs?view=rev&revision=124467
|
|
*/
|
|
static int
|
|
cpp_demangle_local_source_name(struct cpp_demangle_data *ddata)
|
|
{
|
|
/* L */
|
|
if (ddata == NULL || *ddata->cur != 'L')
|
|
return (0);
|
|
++ddata->cur;
|
|
|
|
/* source name */
|
|
if (!cpp_demangle_read_sname(ddata))
|
|
return (0);
|
|
|
|
/* discriminator */
|
|
if (*ddata->cur == '_') {
|
|
++ddata->cur;
|
|
while (ELFTC_ISDIGIT(*ddata->cur) != 0)
|
|
++ddata->cur;
|
|
}
|
|
|
|
return (1);
|
|
}
|
|
|
|
static int
|
|
cpp_demangle_read_v_offset(struct cpp_demangle_data *ddata)
|
|
{
|
|
|
|
if (ddata == NULL)
|
|
return (0);
|
|
|
|
if (!cpp_demangle_push_str(ddata, "offset : ", 9))
|
|
return (0);
|
|
|
|
if (!cpp_demangle_read_offset_number(ddata))
|
|
return (0);
|
|
|
|
if (!cpp_demangle_push_str(ddata, "virtual offset : ", 17))
|
|
return (0);
|
|
|
|
return (!cpp_demangle_read_offset_number(ddata));
|
|
}
|
|
|
|
/*
|
|
* Decode floating point representation to string
|
|
* Return new allocated string or NULL
|
|
*
|
|
* Todo
|
|
* Replace these functions to macro.
|
|
*/
|
|
static char *
|
|
decode_fp_to_double(const char *p, size_t len)
|
|
{
|
|
double f;
|
|
size_t rtn_len, limit, i;
|
|
int byte;
|
|
char *rtn;
|
|
|
|
if (p == NULL || len == 0 || len % 2 != 0 || len / 2 > sizeof(double))
|
|
return (NULL);
|
|
|
|
memset(&f, 0, sizeof(double));
|
|
|
|
for (i = 0; i < len / 2; ++i) {
|
|
byte = hex_to_dec(p[len - i * 2 - 1]) +
|
|
hex_to_dec(p[len - i * 2 - 2]) * 16;
|
|
|
|
if (byte < 0 || byte > 255)
|
|
return (NULL);
|
|
|
|
#if ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN
|
|
((unsigned char *)&f)[i] = (unsigned char)(byte);
|
|
#else /* ELFTC_BYTE_ORDER != ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
|
|
((unsigned char *)&f)[sizeof(double) - i - 1] =
|
|
(unsigned char)(byte);
|
|
#endif /* ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
|
|
}
|
|
|
|
rtn_len = 64;
|
|
limit = 0;
|
|
again:
|
|
if ((rtn = malloc(sizeof(char) * rtn_len)) == NULL)
|
|
return (NULL);
|
|
|
|
if (snprintf(rtn, rtn_len, "%fld", f) >= (int)rtn_len) {
|
|
free(rtn);
|
|
if (limit++ > FLOAT_SPRINTF_TRY_LIMIT)
|
|
return (NULL);
|
|
rtn_len *= BUFFER_GROWFACTOR;
|
|
goto again;
|
|
}
|
|
|
|
return rtn;
|
|
}
|
|
|
|
static char *
|
|
decode_fp_to_float(const char *p, size_t len)
|
|
{
|
|
size_t i, rtn_len, limit;
|
|
float f;
|
|
int byte;
|
|
char *rtn;
|
|
|
|
if (p == NULL || len == 0 || len % 2 != 0 || len / 2 > sizeof(float))
|
|
return (NULL);
|
|
|
|
memset(&f, 0, sizeof(float));
|
|
|
|
for (i = 0; i < len / 2; ++i) {
|
|
byte = hex_to_dec(p[len - i * 2 - 1]) +
|
|
hex_to_dec(p[len - i * 2 - 2]) * 16;
|
|
if (byte < 0 || byte > 255)
|
|
return (NULL);
|
|
#if ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN
|
|
((unsigned char *)&f)[i] = (unsigned char)(byte);
|
|
#else /* ELFTC_BYTE_ORDER != ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
|
|
((unsigned char *)&f)[sizeof(float) - i - 1] =
|
|
(unsigned char)(byte);
|
|
#endif /* ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
|
|
}
|
|
|
|
rtn_len = 64;
|
|
limit = 0;
|
|
again:
|
|
if ((rtn = malloc(sizeof(char) * rtn_len)) == NULL)
|
|
return (NULL);
|
|
|
|
if (snprintf(rtn, rtn_len, "%ff", f) >= (int)rtn_len) {
|
|
free(rtn);
|
|
if (limit++ > FLOAT_SPRINTF_TRY_LIMIT)
|
|
return (NULL);
|
|
rtn_len *= BUFFER_GROWFACTOR;
|
|
goto again;
|
|
}
|
|
|
|
return rtn;
|
|
}
|
|
|
|
static char *
|
|
decode_fp_to_float128(const char *p, size_t len)
|
|
{
|
|
long double f;
|
|
size_t rtn_len, limit, i;
|
|
int byte;
|
|
unsigned char buf[FLOAT_QUADRUPLE_BYTES];
|
|
char *rtn;
|
|
|
|
switch(sizeof(long double)) {
|
|
case FLOAT_QUADRUPLE_BYTES:
|
|
return (decode_fp_to_long_double(p, len));
|
|
case FLOAT_EXTENED_BYTES:
|
|
if (p == NULL || len == 0 || len % 2 != 0 ||
|
|
len / 2 > FLOAT_QUADRUPLE_BYTES)
|
|
return (NULL);
|
|
|
|
memset(buf, 0, FLOAT_QUADRUPLE_BYTES);
|
|
|
|
for (i = 0; i < len / 2; ++i) {
|
|
byte = hex_to_dec(p[len - i * 2 - 1]) +
|
|
hex_to_dec(p[len - i * 2 - 2]) * 16;
|
|
if (byte < 0 || byte > 255)
|
|
return (NULL);
|
|
#if ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN
|
|
buf[i] = (unsigned char)(byte);
|
|
#else /* ELFTC_BYTE_ORDER != ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
|
|
buf[FLOAT_QUADRUPLE_BYTES - i -1] =
|
|
(unsigned char)(byte);
|
|
#endif /* ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
|
|
}
|
|
memset(&f, 0, FLOAT_EXTENED_BYTES);
|
|
|
|
#if ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN
|
|
memcpy(&f, buf, FLOAT_EXTENED_BYTES);
|
|
#else /* ELFTC_BYTE_ORDER != ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
|
|
memcpy(&f, buf + 6, FLOAT_EXTENED_BYTES);
|
|
#endif /* ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
|
|
|
|
rtn_len = 256;
|
|
limit = 0;
|
|
again:
|
|
if ((rtn = malloc(sizeof(char) * rtn_len)) == NULL)
|
|
return (NULL);
|
|
|
|
if (snprintf(rtn, rtn_len, "%Lfd", f) >= (int)rtn_len) {
|
|
free(rtn);
|
|
if (limit++ > FLOAT_SPRINTF_TRY_LIMIT)
|
|
return (NULL);
|
|
rtn_len *= BUFFER_GROWFACTOR;
|
|
goto again;
|
|
}
|
|
|
|
return (rtn);
|
|
default:
|
|
return (NULL);
|
|
}
|
|
}
|
|
|
|
static char *
|
|
decode_fp_to_float80(const char *p, size_t len)
|
|
{
|
|
long double f;
|
|
size_t rtn_len, limit, i;
|
|
int byte;
|
|
unsigned char buf[FLOAT_EXTENED_BYTES];
|
|
char *rtn;
|
|
|
|
switch(sizeof(long double)) {
|
|
case FLOAT_QUADRUPLE_BYTES:
|
|
if (p == NULL || len == 0 || len % 2 != 0 ||
|
|
len / 2 > FLOAT_EXTENED_BYTES)
|
|
return (NULL);
|
|
|
|
memset(buf, 0, FLOAT_EXTENED_BYTES);
|
|
|
|
for (i = 0; i < len / 2; ++i) {
|
|
byte = hex_to_dec(p[len - i * 2 - 1]) +
|
|
hex_to_dec(p[len - i * 2 - 2]) * 16;
|
|
|
|
if (byte < 0 || byte > 255)
|
|
return (NULL);
|
|
|
|
#if ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN
|
|
buf[i] = (unsigned char)(byte);
|
|
#else /* ELFTC_BYTE_ORDER != ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
|
|
buf[FLOAT_EXTENED_BYTES - i -1] =
|
|
(unsigned char)(byte);
|
|
#endif /* ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
|
|
}
|
|
|
|
memset(&f, 0, FLOAT_QUADRUPLE_BYTES);
|
|
|
|
#if ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN
|
|
memcpy(&f, buf, FLOAT_EXTENED_BYTES);
|
|
#else /* ELFTC_BYTE_ORDER != ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
|
|
memcpy((unsigned char *)(&f) + 6, buf, FLOAT_EXTENED_BYTES);
|
|
#endif /* ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
|
|
|
|
rtn_len = 256;
|
|
limit = 0;
|
|
again:
|
|
if ((rtn = malloc(sizeof(char) * rtn_len)) == NULL)
|
|
return (NULL);
|
|
|
|
if (snprintf(rtn, rtn_len, "%Lfd", f) >= (int)rtn_len) {
|
|
free(rtn);
|
|
if (limit++ > FLOAT_SPRINTF_TRY_LIMIT)
|
|
return (NULL);
|
|
rtn_len *= BUFFER_GROWFACTOR;
|
|
goto again;
|
|
}
|
|
|
|
return (rtn);
|
|
case FLOAT_EXTENED_BYTES:
|
|
return (decode_fp_to_long_double(p, len));
|
|
default:
|
|
return (NULL);
|
|
}
|
|
}
|
|
|
|
static char *
|
|
decode_fp_to_long_double(const char *p, size_t len)
|
|
{
|
|
long double f;
|
|
size_t rtn_len, limit, i;
|
|
int byte;
|
|
char *rtn;
|
|
|
|
if (p == NULL || len == 0 || len % 2 != 0 ||
|
|
len / 2 > sizeof(long double))
|
|
return (NULL);
|
|
|
|
memset(&f, 0, sizeof(long double));
|
|
|
|
for (i = 0; i < len / 2; ++i) {
|
|
byte = hex_to_dec(p[len - i * 2 - 1]) +
|
|
hex_to_dec(p[len - i * 2 - 2]) * 16;
|
|
|
|
if (byte < 0 || byte > 255)
|
|
return (NULL);
|
|
|
|
#if ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN
|
|
((unsigned char *)&f)[i] = (unsigned char)(byte);
|
|
#else /* ELFTC_BYTE_ORDER != ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
|
|
((unsigned char *)&f)[sizeof(long double) - i - 1] =
|
|
(unsigned char)(byte);
|
|
#endif /* ELFTC_BYTE_ORDER == ELFTC_BYTE_ORDER_LITTLE_ENDIAN */
|
|
}
|
|
|
|
rtn_len = 256;
|
|
limit = 0;
|
|
again:
|
|
if ((rtn = malloc(sizeof(char) * rtn_len)) == NULL)
|
|
return (NULL);
|
|
|
|
if (snprintf(rtn, rtn_len, "%Lfd", f) >= (int)rtn_len) {
|
|
free(rtn);
|
|
if (limit++ > FLOAT_SPRINTF_TRY_LIMIT)
|
|
return (NULL);
|
|
rtn_len *= BUFFER_GROWFACTOR;
|
|
goto again;
|
|
}
|
|
|
|
return (rtn);
|
|
}
|
|
|
|
/* Simple hex to integer function used by decode_to_* function. */
|
|
static int
|
|
hex_to_dec(char c)
|
|
{
|
|
|
|
switch (c) {
|
|
case '0':
|
|
return (0);
|
|
case '1':
|
|
return (1);
|
|
case '2':
|
|
return (2);
|
|
case '3':
|
|
return (3);
|
|
case '4':
|
|
return (4);
|
|
case '5':
|
|
return (5);
|
|
case '6':
|
|
return (6);
|
|
case '7':
|
|
return (7);
|
|
case '8':
|
|
return (8);
|
|
case '9':
|
|
return (9);
|
|
case 'a':
|
|
return (10);
|
|
case 'b':
|
|
return (11);
|
|
case 'c':
|
|
return (12);
|
|
case 'd':
|
|
return (13);
|
|
case 'e':
|
|
return (14);
|
|
case 'f':
|
|
return (15);
|
|
default:
|
|
return (-1);
|
|
}
|
|
}
|
|
|
|
static void
|
|
vector_read_cmd_dest(struct vector_read_cmd *v)
|
|
{
|
|
|
|
if (v == NULL)
|
|
return;
|
|
|
|
free(v->r_container);
|
|
}
|
|
|
|
/* return -1 at failed, 0 at not found, 1 at found. */
|
|
static int
|
|
vector_read_cmd_find(struct vector_read_cmd *v, enum read_cmd dst)
|
|
{
|
|
size_t i;
|
|
|
|
if (v == NULL || dst == READ_FAIL)
|
|
return (-1);
|
|
|
|
for (i = 0; i < v->size; ++i)
|
|
if (v->r_container[i] == dst)
|
|
return (1);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
vector_read_cmd_init(struct vector_read_cmd *v)
|
|
{
|
|
|
|
if (v == NULL)
|
|
return (0);
|
|
|
|
v->size = 0;
|
|
v->capacity = VECTOR_DEF_CAPACITY;
|
|
|
|
if ((v->r_container = malloc(sizeof(enum read_cmd) * v->capacity))
|
|
== NULL)
|
|
return (0);
|
|
|
|
return (1);
|
|
}
|
|
|
|
static int
|
|
vector_read_cmd_pop(struct vector_read_cmd *v)
|
|
{
|
|
|
|
if (v == NULL || v->size == 0)
|
|
return (0);
|
|
|
|
--v->size;
|
|
v->r_container[v->size] = READ_FAIL;
|
|
|
|
return (1);
|
|
}
|
|
|
|
static int
|
|
vector_read_cmd_push(struct vector_read_cmd *v, enum read_cmd cmd)
|
|
{
|
|
enum read_cmd *tmp_r_ctn;
|
|
size_t tmp_cap;
|
|
size_t i;
|
|
|
|
if (v == NULL)
|
|
return (0);
|
|
|
|
if (v->size == v->capacity) {
|
|
tmp_cap = v->capacity * BUFFER_GROWFACTOR;
|
|
if ((tmp_r_ctn = malloc(sizeof(enum read_cmd) * tmp_cap))
|
|
== NULL)
|
|
return (0);
|
|
for (i = 0; i < v->size; ++i)
|
|
tmp_r_ctn[i] = v->r_container[i];
|
|
free(v->r_container);
|
|
v->r_container = tmp_r_ctn;
|
|
v->capacity = tmp_cap;
|
|
}
|
|
|
|
v->r_container[v->size] = cmd;
|
|
++v->size;
|
|
|
|
return (1);
|
|
}
|
|
|
|
static void
|
|
vector_type_qualifier_dest(struct vector_type_qualifier *v)
|
|
{
|
|
|
|
if (v == NULL)
|
|
return;
|
|
|
|
free(v->q_container);
|
|
vector_str_dest(&v->ext_name);
|
|
}
|
|
|
|
/* size, capacity, ext_name */
|
|
static int
|
|
vector_type_qualifier_init(struct vector_type_qualifier *v)
|
|
{
|
|
|
|
if (v == NULL)
|
|
return (0);
|
|
|
|
v->size = 0;
|
|
v->capacity = VECTOR_DEF_CAPACITY;
|
|
|
|
if ((v->q_container = malloc(sizeof(enum type_qualifier) * v->capacity))
|
|
== NULL)
|
|
return (0);
|
|
|
|
assert(v->q_container != NULL);
|
|
|
|
if (vector_str_init(&v->ext_name) == false) {
|
|
free(v->q_container);
|
|
return (0);
|
|
}
|
|
|
|
return (1);
|
|
}
|
|
|
|
static int
|
|
vector_type_qualifier_push(struct vector_type_qualifier *v,
|
|
enum type_qualifier t)
|
|
{
|
|
enum type_qualifier *tmp_ctn;
|
|
size_t tmp_cap;
|
|
size_t i;
|
|
|
|
if (v == NULL)
|
|
return (0);
|
|
|
|
if (v->size == v->capacity) {
|
|
tmp_cap = v->capacity * BUFFER_GROWFACTOR;
|
|
if ((tmp_ctn = malloc(sizeof(enum type_qualifier) * tmp_cap))
|
|
== NULL)
|
|
return (0);
|
|
for (i = 0; i < v->size; ++i)
|
|
tmp_ctn[i] = v->q_container[i];
|
|
free(v->q_container);
|
|
v->q_container = tmp_ctn;
|
|
v->capacity = tmp_cap;
|
|
}
|
|
|
|
v->q_container[v->size] = t;
|
|
++v->size;
|
|
|
|
return (1);
|
|
}
|