string.h

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/* 
 * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com)
 * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
 */
#ifndef __PJ_STRING_H__
#define __PJ_STRING_H__
 
#include <pj/types.h>
#include <pj/compat/string.h>
 
PJ_BEGIN_DECL
 
#define PJ_CHECK_TRUNC_STR(ret, str, len) \
    if ((ret) >= (len) || (ret) < 0) pj_ansi_strcpy((str) + (len) - 3, "..")
 
PJ_IDECL(pj_str_t) pj_str(char *str);
 
PJ_INLINE(const pj_str_t*) pj_cstr(pj_str_t *str, const char *s)
{
    str->ptr = (char*)s;
    str->slen = s ? (pj_ssize_t)strlen(s) : 0;
    return str;
}
 
PJ_INLINE(pj_str_t*) pj_strset( pj_str_t *str, char *ptr, pj_size_t length)
{
    str->ptr = ptr;
    str->slen = (pj_ssize_t)length;
    return str;
}
 
PJ_INLINE(pj_str_t*) pj_strset2( pj_str_t *str, char *src)
{
    str->ptr = src;
    str->slen = src ? (pj_ssize_t)strlen(src) : 0;
    return str;
}
 
PJ_INLINE(pj_str_t*) pj_strset3( pj_str_t *str, char *begin, char *end )
{
    str->ptr = begin;
    str->slen = (pj_ssize_t)(end-begin);
    return str;
}
 
PJ_IDECL(pj_str_t*) pj_strassign( pj_str_t *dst, pj_str_t *src );
 
PJ_IDECL(pj_str_t*) pj_strcpy(pj_str_t *dst, const pj_str_t *src);
 
PJ_IDECL(pj_str_t*) pj_strcpy2(pj_str_t *dst, const char *src);
 
PJ_IDECL(pj_str_t*) pj_strncpy(pj_str_t *dst, const pj_str_t *src, 
                               pj_ssize_t max);
 
PJ_IDECL(pj_str_t*) pj_strncpy_with_null(pj_str_t *dst, const pj_str_t *src,
                                         pj_ssize_t max);
 
PJ_IDECL(pj_str_t*) pj_strdup(pj_pool_t *pool,
                              pj_str_t *dst,
                              const pj_str_t *src);
 
PJ_IDECL(pj_str_t*) pj_strdup_with_null(pj_pool_t *pool,
                                        pj_str_t *dst,
                                        const pj_str_t *src);
 
PJ_IDECL(pj_str_t*) pj_strdup2(pj_pool_t *pool,
                               pj_str_t *dst,
                               const char *src);
 
PJ_IDECL(pj_str_t*) pj_strdup2_with_null(pj_pool_t *pool,
                                         pj_str_t *dst,
                                         const char *src);
 
 
PJ_IDECL(pj_str_t) pj_strdup3(pj_pool_t *pool, const char *src);
 
PJ_INLINE(pj_size_t) pj_strlen( const pj_str_t *str )
{
    return str->slen;
}
 
PJ_INLINE(const char*) pj_strbuf( const pj_str_t *str )
{
    return str->ptr;
}
 
PJ_IDECL(int) pj_strcmp( const pj_str_t *str1, const pj_str_t *str2);
 
PJ_IDECL(int) pj_strcmp2( const pj_str_t *str1, const char *str2 );
 
PJ_IDECL(int) pj_strncmp( const pj_str_t *str1, const pj_str_t *str2, 
                          pj_size_t len);
 
PJ_IDECL(int) pj_strncmp2( const pj_str_t *str1, const char *str2, 
                           pj_size_t len);
 
PJ_IDECL(int) pj_stricmp(const pj_str_t *str1, const pj_str_t *str2);
 
#if defined(PJ_HAS_STRICMP_ALNUM) && PJ_HAS_STRICMP_ALNUM!=0
PJ_IDECL(int) strnicmp_alnum(const char *str1, const char *str2,
                             int len);
#else
#define strnicmp_alnum  pj_ansi_strnicmp
#endif
 
#if defined(PJ_HAS_STRICMP_ALNUM) && PJ_HAS_STRICMP_ALNUM!=0
PJ_IDECL(int) pj_stricmp_alnum(const pj_str_t *str1, const pj_str_t *str2);
#else
#define pj_stricmp_alnum    pj_stricmp
#endif
 
PJ_IDECL(int) pj_stricmp2( const pj_str_t *str1, const char *str2);
 
PJ_IDECL(int) pj_strnicmp( const pj_str_t *str1, const pj_str_t *str2, 
                           pj_size_t len);
 
PJ_IDECL(int) pj_strnicmp2( const pj_str_t *str1, const char *str2, 
                            pj_size_t len);
 
PJ_IDECL(void) pj_strcat(pj_str_t *dst, const pj_str_t *src);
 
 
PJ_IDECL(void) pj_strcat2(pj_str_t *dst, const char *src);
 
 
PJ_INLINE(char*) pj_strchr( const pj_str_t *str, int chr)
{
    if (str->slen == 0)
        return NULL;
    return (char*) memchr((char*)str->ptr, chr, str->slen);
}
 
 
PJ_DECL(pj_ssize_t) pj_strspn(const pj_str_t *str, const pj_str_t *set_char);
 
 
PJ_DECL(pj_ssize_t) pj_strspn2(const pj_str_t *str, const char *set_char);
 
 
PJ_DECL(pj_ssize_t) pj_strcspn(const pj_str_t *str, const pj_str_t *set_char);
 
 
PJ_DECL(pj_ssize_t) pj_strcspn2(const pj_str_t *str, const char *set_char);
 
 
PJ_DECL(pj_ssize_t) pj_strtok(const pj_str_t *str, const pj_str_t *delim,
                              pj_str_t *tok, pj_size_t start_idx);
 
 
PJ_DECL(pj_ssize_t) pj_strtok2(const pj_str_t *str, const char *delim,
                               pj_str_t *tok, pj_size_t start_idx);
 
 
PJ_DECL(char*) pj_strstr(const pj_str_t *str, const pj_str_t *substr);
 
PJ_DECL(char*) pj_stristr(const pj_str_t *str, const pj_str_t *substr);
 
PJ_DECL(pj_str_t*) pj_strltrim( pj_str_t *str );
 
PJ_DECL(pj_str_t*) pj_strrtrim( pj_str_t *str );
 
PJ_IDECL(pj_str_t*) pj_strtrim( pj_str_t *str );
 
PJ_DECL(char*) pj_create_random_string(char *str, pj_size_t length);
 
PJ_DECL(long) pj_strtol(const pj_str_t *str);
 
PJ_DECL(pj_status_t) pj_strtol2(const pj_str_t *str, long *value);
 
 
PJ_DECL(unsigned long) pj_strtoul(const pj_str_t *str);
 
PJ_DECL(unsigned long) pj_strtoul2(const pj_str_t *str, pj_str_t *endptr,
                                   unsigned base);
 
PJ_DECL(pj_status_t) pj_strtoul3(const pj_str_t *str, unsigned long *value,
                                 unsigned base);
 
PJ_DECL(float) pj_strtof(const pj_str_t *str);
 
PJ_DECL(int) pj_utoa(unsigned long val, char *buf);
 
PJ_DECL(int) pj_utoa_pad( unsigned long val, char *buf, int min_dig, int pad);
 
 
PJ_INLINE(void) pj_bzero(void *dst, pj_size_t size)
{
#if defined(PJ_HAS_BZERO) && PJ_HAS_BZERO!=0
    bzero(dst, size);
#else
    memset(dst, 0, size);
#endif
}
 
 
PJ_INLINE(void*) pj_memset(void *dst, int c, pj_size_t size)
{
    return memset(dst, c, size);
}
 
PJ_INLINE(void*) pj_memcpy(void *dst, const void *src, pj_size_t size)
{
    return memcpy(dst, src, size);
}
 
PJ_INLINE(void*) pj_memmove(void *dst, const void *src, pj_size_t size)
{
    return memmove(dst, src, size);
}
 
PJ_INLINE(int) pj_memcmp(const void *buf1, const void *buf2, pj_size_t size)
{
    return memcmp(buf1, buf2, size);
}
 
PJ_INLINE(void*) pj_memchr(const void *buf, int c, pj_size_t size)
{
    return (void*)memchr((void*)buf, c, size);
}
 
#if PJ_FUNCTIONS_ARE_INLINED
#  include <pj/string_i.h>
#endif
 
PJ_END_DECL
 
#endif  /* __PJ_STRING_H__ */