diff options
Diffstat (limited to 'pjlib/src/pj/string.c')
-rw-r--r-- | pjlib/src/pj/string.c | 246 |
1 files changed, 123 insertions, 123 deletions
diff --git a/pjlib/src/pj/string.c b/pjlib/src/pj/string.c index 5c152fb5..00728f1f 100644 --- a/pjlib/src/pj/string.c +++ b/pjlib/src/pj/string.c @@ -1,123 +1,123 @@ -/* $Id$ */
-/*
- * Copyright (C)2003-2006 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
- */
-#include <pj/string.h>
-#include <pj/pool.h>
-#include <pj/ctype.h>
-#include <pj/rand.h>
-#include <pj/os.h>
-
-#if PJ_FUNCTIONS_ARE_INLINED==0
-# include <pj/string_i.h>
-#endif
-
-
-PJ_DEF(pj_str_t*) pj_strltrim( pj_str_t *str )
-{
- register char *p = str->ptr;
- while (pj_isspace(*p))
- ++p;
- str->slen -= (p - str->ptr);
- str->ptr = p;
- return str;
-}
-
-PJ_DEF(pj_str_t*) pj_strrtrim( pj_str_t *str )
-{
- char *end = str->ptr + str->slen;
- register char *p = end - 1;
- while (p >= str->ptr && pj_isspace(*p))
- --p;
- str->slen -= ((end - p) - 1);
- return str;
-}
-
-PJ_DEF(char*) pj_create_random_string(char *str, pj_size_t len)
-{
- unsigned i;
- char *p = str;
-
- PJ_CHECK_STACK();
-
- for (i=0; i<len/8; ++i) {
- unsigned val = pj_rand();
- pj_val_to_hex_digit( (val & 0xFF000000) >> 24, p+0 );
- pj_val_to_hex_digit( (val & 0x00FF0000) >> 16, p+2 );
- pj_val_to_hex_digit( (val & 0x0000FF00) >> 8, p+4 );
- pj_val_to_hex_digit( (val & 0x000000FF) >> 0, p+6 );
- p += 8;
- }
- for (i=i * 8; i<len; ++i) {
- *p++ = pj_hex_digits[ pj_rand() & 0x0F ];
- }
- return str;
-}
-
-
-PJ_DEF(unsigned long) pj_strtoul(const pj_str_t *str)
-{
- unsigned long value;
- unsigned i;
-
- PJ_CHECK_STACK();
-
- value = 0;
- for (i=0; i<(unsigned)str->slen; ++i) {
- value = value * 10 + (str->ptr[i] - '0');
- }
- return value;
-}
-
-PJ_DEF(int) pj_utoa(unsigned long val, char *buf)
-{
- return pj_utoa_pad(val, buf, 0, 0);
-}
-
-PJ_DEF(int) pj_utoa_pad( unsigned long val, char *buf, int min_dig, int pad)
-{
- char *p;
- int len;
-
- PJ_CHECK_STACK();
-
- p = buf;
- do {
- unsigned long digval = (unsigned long) (val % 10);
- val /= 10;
- *p++ = (char) (digval + '0');
- } while (val > 0);
-
- len = p-buf;
- while (len < min_dig) {
- *p++ = (char)pad;
- ++len;
- }
- *p-- = '\0';
-
- do {
- char temp = *p;
- *p = *buf;
- *buf = temp;
- --p;
- ++buf;
- } while (buf < p);
-
- return len;
-}
-
-
+/* $Id$ */ +/* + * Copyright (C)2003-2006 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 + */ +#include <pj/string.h> +#include <pj/pool.h> +#include <pj/ctype.h> +#include <pj/rand.h> +#include <pj/os.h> + +#if PJ_FUNCTIONS_ARE_INLINED==0 +# include <pj/string_i.h> +#endif + + +PJ_DEF(pj_str_t*) pj_strltrim( pj_str_t *str ) +{ + register char *p = str->ptr; + while (pj_isspace(*p)) + ++p; + str->slen -= (p - str->ptr); + str->ptr = p; + return str; +} + +PJ_DEF(pj_str_t*) pj_strrtrim( pj_str_t *str ) +{ + char *end = str->ptr + str->slen; + register char *p = end - 1; + while (p >= str->ptr && pj_isspace(*p)) + --p; + str->slen -= ((end - p) - 1); + return str; +} + +PJ_DEF(char*) pj_create_random_string(char *str, pj_size_t len) +{ + unsigned i; + char *p = str; + + PJ_CHECK_STACK(); + + for (i=0; i<len/8; ++i) { + unsigned val = pj_rand(); + pj_val_to_hex_digit( (val & 0xFF000000) >> 24, p+0 ); + pj_val_to_hex_digit( (val & 0x00FF0000) >> 16, p+2 ); + pj_val_to_hex_digit( (val & 0x0000FF00) >> 8, p+4 ); + pj_val_to_hex_digit( (val & 0x000000FF) >> 0, p+6 ); + p += 8; + } + for (i=i * 8; i<len; ++i) { + *p++ = pj_hex_digits[ pj_rand() & 0x0F ]; + } + return str; +} + + +PJ_DEF(unsigned long) pj_strtoul(const pj_str_t *str) +{ + unsigned long value; + unsigned i; + + PJ_CHECK_STACK(); + + value = 0; + for (i=0; i<(unsigned)str->slen; ++i) { + value = value * 10 + (str->ptr[i] - '0'); + } + return value; +} + +PJ_DEF(int) pj_utoa(unsigned long val, char *buf) +{ + return pj_utoa_pad(val, buf, 0, 0); +} + +PJ_DEF(int) pj_utoa_pad( unsigned long val, char *buf, int min_dig, int pad) +{ + char *p; + int len; + + PJ_CHECK_STACK(); + + p = buf; + do { + unsigned long digval = (unsigned long) (val % 10); + val /= 10; + *p++ = (char) (digval + '0'); + } while (val > 0); + + len = p-buf; + while (len < min_dig) { + *p++ = (char)pad; + ++len; + } + *p-- = '\0'; + + do { + char temp = *p; + *p = *buf; + *buf = temp; + --p; + ++buf; + } while (buf < p); + + return len; +} + + |