nginx/src/core/ngx_string.h

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#ifndef _NGX_STRING_H_INCLUDED_
#define _NGX_STRING_H_INCLUDED_
#include <ngx_config.h>
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#include <ngx_core.h>
typedef struct {
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size_t len;
char *data;
} ngx_str_t;
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#define ngx_string(str) { sizeof(str) - 1, str }
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#define ngx_null_string { 0, NULL }
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#if (WIN32)
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#define ngx_strncasecmp strnicmp
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#define ngx_strcasecmp stricmp
#define ngx_strncmp strncmp
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#define ngx_strcmp strcmp
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#define ngx_strstr strstr
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#define ngx_strlen strlen
#define ngx_snprintf _snprintf
#define ngx_vsnprintf _vsnprintf
#else
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#define ngx_strncasecmp strncasecmp
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#define ngx_strcasecmp strcasecmp
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#define ngx_strncmp strncmp
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#define ngx_strcmp strcmp
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#define ngx_strstr strstr
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#define ngx_strlen strlen
#define ngx_snprintf snprintf
#define ngx_vsnprintf vsnprintf
#endif
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/*
* msvc and icc compile memset() to inline "rep stos"
* while ZeroMemory and bzero are calls.
*/
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#define ngx_memzero(buf, n) memset(buf, 0, n)
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/* msvc and icc compile memcpy() to inline "rep movs" */
#define ngx_memcpy(dst, src, n) memcpy(dst, src, n)
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#define ngx_cpymem(dst, src, n) ((char *) memcpy(dst, src, n)) + n
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/* msvc and icc compile memcmp() to inline loop */
#define ngx_memcmp memcmp
char *ngx_cpystrn(char *dst, char *src, size_t n);
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int ngx_rstrncmp(char *s1, char *s2, size_t n);
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int ngx_atoi(char *line, size_t n);
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void ngx_print_md5(char *text, u_char *md5);
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#define ngx_qsort qsort
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#define ngx_value_helper(n) #n
#define ngx_value(n) ngx_value_helper(n)
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#endif /* _NGX_STRING_H_INCLUDED_ */