241 lines
6.4 KiB
C
241 lines
6.4 KiB
C
/*
|
|
* Copyright (c) 1997-2002 Kungliga Tekniska Högskolan
|
|
* (Royal Institute of Technology, Stockholm, Sweden).
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
*
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* 3. Neither the name of the Institute nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include <config.h>
|
|
RCSID("$Id: bits.c,v 1.22 2002/08/28 16:08:44 joda Exp $");
|
|
#endif
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <stdlib.h>
|
|
#include <ctype.h>
|
|
|
|
#define BITSIZE(TYPE) \
|
|
{ \
|
|
int b = 0; TYPE x = 1, zero = 0; const char *pre = "u"; \
|
|
char tmp[128], tmp2[128]; \
|
|
while(x){ x <<= 1; b++; if(x < zero) pre=""; } \
|
|
if(b >= len){ \
|
|
int tabs; \
|
|
sprintf(tmp, "%sint%d_t" , pre, len); \
|
|
sprintf(tmp2, "typedef %s %s;", #TYPE, tmp); \
|
|
tabs = 5 - strlen(tmp2) / 8; \
|
|
fprintf(f, "%s", tmp2); \
|
|
while(tabs-- > 0) fprintf(f, "\t"); \
|
|
fprintf(f, "/* %2d bits */\n", b); \
|
|
return; \
|
|
} \
|
|
}
|
|
|
|
#ifndef HAVE___ATTRIBUTE__
|
|
#define __attribute__(x)
|
|
#endif
|
|
|
|
static void
|
|
try_signed(FILE *f, int len) __attribute__ ((unused));
|
|
|
|
static void
|
|
try_unsigned(FILE *f, int len) __attribute__ ((unused));
|
|
|
|
static int
|
|
print_bt(FILE *f, int flag) __attribute__ ((unused));
|
|
|
|
static void
|
|
try_signed(FILE *f, int len)
|
|
{
|
|
BITSIZE(signed char);
|
|
BITSIZE(short);
|
|
BITSIZE(int);
|
|
BITSIZE(long);
|
|
#ifdef HAVE_LONG_LONG
|
|
BITSIZE(long long);
|
|
#endif
|
|
fprintf(f, "/* There is no %d bit type */\n", len);
|
|
}
|
|
|
|
static void
|
|
try_unsigned(FILE *f, int len)
|
|
{
|
|
BITSIZE(unsigned char);
|
|
BITSIZE(unsigned short);
|
|
BITSIZE(unsigned int);
|
|
BITSIZE(unsigned long);
|
|
#ifdef HAVE_LONG_LONG
|
|
BITSIZE(unsigned long long);
|
|
#endif
|
|
fprintf(f, "/* There is no %d bit type */\n", len);
|
|
}
|
|
|
|
static int
|
|
print_bt(FILE *f, int flag)
|
|
{
|
|
if(flag == 0){
|
|
fprintf(f, "/* For compatibility with various type definitions */\n");
|
|
fprintf(f, "#ifndef __BIT_TYPES_DEFINED__\n");
|
|
fprintf(f, "#define __BIT_TYPES_DEFINED__\n");
|
|
fprintf(f, "\n");
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
FILE *f;
|
|
int flag;
|
|
char *fn, *hb;
|
|
|
|
if(argc < 2){
|
|
fn = "bits.h";
|
|
hb = "__BITS_H__";
|
|
f = stdout;
|
|
} else {
|
|
char *p;
|
|
fn = argv[1];
|
|
hb = malloc(strlen(fn) + 5);
|
|
sprintf(hb, "__%s__", fn);
|
|
for(p = hb; *p; p++){
|
|
if(!isalnum((unsigned char)*p))
|
|
*p = '_';
|
|
}
|
|
f = fopen(argv[1], "w");
|
|
}
|
|
fprintf(f, "/* %s -- this file was generated for %s by\n", fn, HOST);
|
|
fprintf(f, " %*s %s */\n\n", (int)strlen(fn), "",
|
|
"$Id: bits.c,v 1.22 2002/08/28 16:08:44 joda Exp $");
|
|
fprintf(f, "#ifndef %s\n", hb);
|
|
fprintf(f, "#define %s\n", hb);
|
|
fprintf(f, "\n");
|
|
#ifdef HAVE_INTTYPES_H
|
|
fprintf(f, "#include <inttypes.h>\n");
|
|
#endif
|
|
#ifdef HAVE_SYS_TYPES_H
|
|
fprintf(f, "#include <sys/types.h>\n");
|
|
#endif
|
|
#ifdef HAVE_SYS_BITYPES_H
|
|
fprintf(f, "#include <sys/bitypes.h>\n");
|
|
#endif
|
|
#ifdef HAVE_BIND_BITYPES_H
|
|
fprintf(f, "#include <bind/bitypes.h>\n");
|
|
#endif
|
|
#ifdef HAVE_NETINET_IN6_MACHTYPES_H
|
|
fprintf(f, "#include <netinet/in6_machtypes.h>\n");
|
|
#endif
|
|
#ifdef HAVE_SOCKLEN_T
|
|
fprintf(f, "#include <sys/socket.h>\n");
|
|
#endif
|
|
fprintf(f, "\n");
|
|
|
|
flag = 0;
|
|
#ifndef HAVE_INT8_T
|
|
flag = print_bt(f, flag);
|
|
try_signed (f, 8);
|
|
#endif /* HAVE_INT8_T */
|
|
#ifndef HAVE_INT16_T
|
|
flag = print_bt(f, flag);
|
|
try_signed (f, 16);
|
|
#endif /* HAVE_INT16_T */
|
|
#ifndef HAVE_INT32_T
|
|
flag = print_bt(f, flag);
|
|
try_signed (f, 32);
|
|
#endif /* HAVE_INT32_T */
|
|
#if 0
|
|
#ifndef HAVE_INT64_T
|
|
flag = print_bt(f, flag);
|
|
try_signed (f, 64);
|
|
#endif /* HAVE_INT64_T */
|
|
#endif
|
|
|
|
#ifndef HAVE_UINT8_T
|
|
flag = print_bt(f, flag);
|
|
try_unsigned (f, 8);
|
|
#endif /* HAVE_UINT8_T */
|
|
#ifndef HAVE_UINT16_T
|
|
flag = print_bt(f, flag);
|
|
try_unsigned (f, 16);
|
|
#endif /* HAVE_UINT16_T */
|
|
#ifndef HAVE_UINT32_T
|
|
flag = print_bt(f, flag);
|
|
try_unsigned (f, 32);
|
|
#endif /* HAVE_UINT32_T */
|
|
#if 0
|
|
#ifndef HAVE_UINT64_T
|
|
flag = print_bt(f, flag);
|
|
try_unsigned (f, 64);
|
|
#endif /* HAVE_UINT64_T */
|
|
#endif
|
|
|
|
#define X(S) fprintf(f, "typedef uint" #S "_t u_int" #S "_t;\n")
|
|
#ifndef HAVE_U_INT8_T
|
|
flag = print_bt(f, flag);
|
|
X(8);
|
|
#endif /* HAVE_U_INT8_T */
|
|
#ifndef HAVE_U_INT16_T
|
|
flag = print_bt(f, flag);
|
|
X(16);
|
|
#endif /* HAVE_U_INT16_T */
|
|
#ifndef HAVE_U_INT32_T
|
|
flag = print_bt(f, flag);
|
|
X(32);
|
|
#endif /* HAVE_U_INT32_T */
|
|
#if 0
|
|
#ifndef HAVE_U_INT64_T
|
|
flag = print_bt(f, flag);
|
|
X(64);
|
|
#endif /* HAVE_U_INT64_T */
|
|
#endif
|
|
|
|
if(flag){
|
|
fprintf(f, "\n");
|
|
fprintf(f, "#endif /* __BIT_TYPES_DEFINED__ */\n\n");
|
|
}
|
|
#ifdef KRB5
|
|
fprintf(f, "\n");
|
|
#if defined(HAVE_SOCKLEN_T)
|
|
fprintf(f, "typedef socklen_t krb5_socklen_t;\n");
|
|
#else
|
|
fprintf(f, "typedef int krb5_socklen_t;\n");
|
|
#endif
|
|
#if defined(HAVE_SSIZE_T)
|
|
#ifdef HAVE_UNISTD_H
|
|
fprintf(f, "#include <unistd.h>\n");
|
|
#endif
|
|
fprintf(f, "typedef ssize_t krb5_ssize_t;\n");
|
|
#else
|
|
fprintf(f, "typedef int krb5_ssize_t;\n");
|
|
#endif
|
|
fprintf(f, "\n");
|
|
#endif /* KRB5 */
|
|
fprintf(f, "#endif /* %s */\n", hb);
|
|
return 0;
|
|
}
|