xref: /dpdk/examples/ip_pipeline/parser.h (revision f8244c6399d9fae6afab6770ae367aef38742ea5)
1 /*-
2  *   BSD LICENSE
3  *
4  *   Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
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8  *   modification, are permitted provided that the following conditions
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12  *       notice, this list of conditions and the following disclaimer.
13  *     * Redistributions in binary form must reproduce the above copyright
14  *       notice, this list of conditions and the following disclaimer in
15  *       the documentation and/or other materials provided with the
16  *       distribution.
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32  */
33 
34 #ifndef __INCLUDE_PARSER_H__
35 #define __INCLUDE_PARSER_H__
36 
37 #include <stdint.h>
38 
39 #include <rte_ip.h>
40 #include <rte_ether.h>
41 
42 #define PARSE_DELIMITER				" \f\n\r\t\v"
43 
44 #define skip_white_spaces(pos)			\
45 ({						\
46 	__typeof__(pos) _p = (pos);		\
47 	for ( ; isspace(*_p); _p++)		\
48 		;				\
49 	_p;					\
50 })
51 
52 static inline size_t
53 skip_digits(const char *src)
54 {
55 	size_t i;
56 
57 	for (i = 0; isdigit(src[i]); i++)
58 		;
59 
60 	return i;
61 }
62 
63 int parser_read_arg_bool(const char *p);
64 
65 int parser_read_uint64(uint64_t *value, const char *p);
66 int parser_read_uint32(uint32_t *value, const char *p);
67 int parser_read_uint16(uint16_t *value, const char *p);
68 int parser_read_uint8(uint8_t *value, const char *p);
69 
70 int parser_read_uint64_hex(uint64_t *value, const char *p);
71 int parser_read_uint32_hex(uint32_t *value, const char *p);
72 int parser_read_uint16_hex(uint16_t *value, const char *p);
73 int parser_read_uint8_hex(uint8_t *value, const char *p);
74 
75 int parse_hex_string(char *src, uint8_t *dst, uint32_t *size);
76 
77 int parse_ipv4_addr(const char *token, struct in_addr *ipv4);
78 int parse_ipv6_addr(const char *token, struct in6_addr *ipv6);
79 int parse_mac_addr(const char *token, struct ether_addr *addr);
80 int parse_mpls_labels(char *string, uint32_t *labels, uint32_t *n_labels);
81 
82 int parse_tokenize_string(char *string, char *tokens[], uint32_t *n_tokens);
83 
84 #endif
85