ceph/src/spdk/dpdk/lib/librte_eal/windows/eal/include/regex.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2019 Intel Corporation
   3  */
   4
   5 #ifndef _REGEX_H_
   6 #define _REGEX_H_
   7
   8 /**
   9  * This file is required to support the common code in eal_common_log.c
  10  * as Microsoft libc does not contain regex.h. This may be removed in
  11  * future releases.
  12  */
  13 #ifdef __cplusplus
  14 extern "C" {
  15 #endif
  16
  17 #define REG_NOMATCH 1
  18 #define REG_ESPACE 12
  19
  20 #include <rte_common.h>
  21
  22 /* defining regex_t for Windows */
  23 typedef void *regex_t;
  24 /* defining regmatch_t for Windows */
  25 typedef void *regmatch_t;
  26
  27 /**
  28  * The regcomp() function will compile the regular expression
  29  * contained in the string pointed to by the pattern argument
  30  * and place the results in the structure pointed to by preg.
  31  * The cflags argument is the bitwise inclusive OR of zero or
  32  * more of the flags
  33  */
  34 static inline int regcomp(__rte_unused regex_t *preg,
  35                 __rte_unused const char *regex, __rte_unused int cflags)
  36 {
  37         /* TODO */
  38         /* This is a stub, not the expected result */
  39         return REG_ESPACE;
  40 }
  41
  42 /**
  43  * The regexec() function compares the null-terminated string
  44  * specified by string with the compiled regular expression
  45  * preg initialised by a previous call to regcomp(). If it finds
  46  * a match, regexec() returns 0; otherwise it returns non-zero
  47  * indicating either no match or an error. The eflags argument
  48  * is the bitwise inclusive OR of zero or more of the flags.
  49  */
  50 static inline int regexec(__rte_unused const regex_t *preg,
  51                 __rte_unused const char *string, __rte_unused size_t nmatch,
  52                 __rte_unused regmatch_t pmatch[], __rte_unused int eflags)
  53 {
  54         /* TODO */
  55         /* This is a stub, not the expected result */
  56         return REG_NOMATCH;
  57 }
  58
  59 /**
  60  * The regerror() function provides a mapping from error codes
  61  * returned by regcomp() and regexec() to unspecified printable strings.
  62  */
  63 static inline size_t regerror(__rte_unused int errcode,
  64                 __rte_unused const regex_t *preg, char *errbuf,
  65                 __rte_unused size_t errbuf_size)
  66 {
  67         /* TODO */
  68         /* This is a stub, not the expected result */
  69         if (errbuf) {
  70                 *errbuf = '\0';
  71                 return 1;
  72         }
  73         return 0;
  74 }
  75
  76 /**
  77  * The regfree() function frees any memory allocated by regcomp()
  78  * associated with preg.
  79  */
  80 static inline void regfree(__rte_unused regex_t *preg)
  81 {
  82         /* TODO */
  83         /* This is a stub, not the expected result */
  84 }
  85
  86 #ifdef __cplusplus
  87 }
  88 #endif
  89
  90 #endif /* _REGEX_H_ */