numam-dpdk/examples/ip_pipeline/parser.h
Piotr Azarewicz ed7a0490f7 examples/ip_pipeline: add string parsing helpers
Add a couple of additional functions that will allow to parse many types
of input parameters, i.e.: bool, 16, 32, 64 bits, hex, etc.

Signed-off-by: Piotr Azarewicz <piotrx.t.azarewicz@intel.com>
Acked-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
2016-06-08 16:45:05 +02:00

85 lines
3.0 KiB
C

/*-
* BSD LICENSE
*
* Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Intel Corporation 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 COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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*/
#ifndef __INCLUDE_PARSER_H__
#define __INCLUDE_PARSER_H__
#include <stdint.h>
#include <rte_ip.h>
#include <rte_ether.h>
#define PARSE_DELIMITER " \f\n\r\t\v"
#define skip_white_spaces(pos) \
({ \
__typeof__(pos) _p = (pos); \
for ( ; isspace(*_p); _p++) \
; \
_p; \
})
static inline size_t
skip_digits(const char *src)
{
size_t i;
for (i = 0; isdigit(src[i]); i++)
;
return i;
}
int parser_read_arg_bool(const char *p);
int parser_read_uint64(uint64_t *value, const char *p);
int parser_read_uint32(uint32_t *value, const char *p);
int parser_read_uint16(uint16_t *value, const char *p);
int parser_read_uint8(uint8_t *value, const char *p);
int parser_read_uint64_hex(uint64_t *value, const char *p);
int parser_read_uint32_hex(uint32_t *value, const char *p);
int parser_read_uint16_hex(uint16_t *value, const char *p);
int parser_read_uint8_hex(uint8_t *value, const char *p);
int parse_hex_string(char *src, uint8_t *dst, uint32_t *size);
int parse_ipv4_addr(const char *token, struct in_addr *ipv4);
int parse_ipv6_addr(const char *token, struct in6_addr *ipv6);
int parse_mac_addr(const char *token, struct ether_addr *addr);
int parse_mpls_labels(char *string, uint32_t *labels, uint32_t *n_labels);
int parse_tokenize_string(char *string, char *tokens[], uint32_t *n_tokens);
#endif