From 8e704e4107b284bfc1e43f4c698ac0e6c5ae1800 Mon Sep 17 00:00:00 2001 From: Jelmer Vernooij Date: Sun, 19 Oct 2008 12:38:16 +0200 Subject: Move more functions out of util_str.c into the shared util.c. --- source3/lib/util_str.c | 229 ------------------------------------------------- 1 file changed, 229 deletions(-) (limited to 'source3/lib/util_str.c') diff --git a/source3/lib/util_str.c b/source3/lib/util_str.c index f6783f10ff..046ce61ea3 100644 --- a/source3/lib/util_str.c +++ b/source3/lib/util_str.c @@ -557,47 +557,6 @@ bool trim_char(char *s,char cfront,char cback) return ret; } -/** - Trim the specified elements off the front and back of a string. -**/ - -bool trim_string(char *s,const char *front,const char *back) -{ - bool ret = false; - size_t front_len; - size_t back_len; - size_t len; - - /* Ignore null or empty strings. */ - if (!s || (s[0] == '\0')) - return false; - - front_len = front? strlen(front) : 0; - back_len = back? strlen(back) : 0; - - len = strlen(s); - - if (front_len) { - while (len && strncmp(s, front, front_len)==0) { - /* Must use memmove here as src & dest can - * easily overlap. Found by valgrind. JRA. */ - memmove(s, s+front_len, (len-front_len)+1); - len -= front_len; - ret=true; - } - } - - if (back_len) { - while ((len >= back_len) && - strncmp(s+len-back_len,back,back_len)==0) { - s[len-back_len]='\0'; - len -= back_len; - ret=true; - } - } - return ret; -} - /** Does a string have any uppercase chars in it? **/ @@ -648,29 +607,6 @@ bool strhaslower(const char *s) return ret; } -/** - Find the number of 'c' chars in a string -**/ - -size_t count_chars(const char *s,char c) -{ - smb_ucs2_t *ptr; - int count; - smb_ucs2_t *alloc_tmpbuf = NULL; - size_t converted_size; - - if (!push_ucs2_allocate(&alloc_tmpbuf, s, &converted_size)) { - return 0; - } - - for(count=0,ptr=alloc_tmpbuf;*ptr;ptr++) - if(*ptr==UCS2_CHAR(c)) - count++; - - SAFE_FREE(alloc_tmpbuf); - return(count); -} - /** Safe string copy into a known length string. maxlength does not include the terminating zero. @@ -870,88 +806,6 @@ static char *strncpyn(char *dest, const char *src, size_t n, char c) } #endif -/** - Routine to get hex characters and turn them into a 16 byte array. - the array can be variable length, and any non-hex-numeric - characters are skipped. "0xnn" or "0Xnn" is specially catered - for. - - valid examples: "0A5D15"; "0x15, 0x49, 0xa2"; "59\ta9\te3\n" - -**/ - -size_t strhex_to_str(char *buf, size_t buf_len, const char *strhex, size_t strhex_len) -{ - size_t i; - size_t num_chars = 0; - unsigned char lonybble, hinybble; - const char *hexchars = "0123456789ABCDEF"; - char *p1 = NULL, *p2 = NULL; - - for (i = 0; i < strhex_len && strhex[i] != 0; i++) { - if (strnequal(hexchars, "0x", 2)) { - i++; /* skip two chars */ - continue; - } - - if (!(p1 = strchr_m(hexchars, toupper_ascii(strhex[i])))) - break; - - i++; /* next hex digit */ - - if (!(p2 = strchr_m(hexchars, toupper_ascii(strhex[i])))) - break; - - /* get the two nybbles */ - hinybble = PTR_DIFF(p1, hexchars); - lonybble = PTR_DIFF(p2, hexchars); - - if (num_chars >= buf_len) { - break; - } - buf[num_chars] = (hinybble << 4) | lonybble; - num_chars++; - - p1 = NULL; - p2 = NULL; - } - return num_chars; -} - -DATA_BLOB strhex_to_data_blob(TALLOC_CTX *mem_ctx, const char *strhex) -{ - DATA_BLOB ret_blob; - - if (mem_ctx != NULL) - ret_blob = data_blob_talloc(mem_ctx, NULL, strlen(strhex)/2+1); - else - ret_blob = data_blob(NULL, strlen(strhex)/2+1); - - ret_blob.length = strhex_to_str((char*)ret_blob.data, - ret_blob.length, - strhex, - strlen(strhex)); - - return ret_blob; -} - -/** - * Routine to print a buffer as HEX digits, into an allocated string. - */ - -char *hex_encode_talloc(TALLOC_CTX *mem_ctx, const unsigned char *buff_in, size_t len) -{ - int i; - char *hex_buffer; - - hex_buffer = TALLOC_ARRAY(mem_ctx, char, (len*2)+1); - - for (i = 0; i < len; i++) - slprintf(&hex_buffer[i*2], 3, "%02X", buff_in[i]); - - return hex_buffer; -} - /** Check if a string is part of a list. **/ @@ -2105,41 +1959,6 @@ void ipstr_list_free(char* ipstr_list) SAFE_FREE(ipstr_list); } -/** - Unescape a URL encoded string, in place. -**/ - -void rfc1738_unescape(char *buf) -{ - char *p=buf; - - while (p && *p && (p=strchr_m(p,'%'))) { - int c1 = p[1]; - int c2 = p[2]; - - if (c1 >= '0' && c1 <= '9') - c1 = c1 - '0'; - else if (c1 >= 'A' && c1 <= 'F') - c1 = 10 + c1 - 'A'; - else if (c1 >= 'a' && c1 <= 'f') - c1 = 10 + c1 - 'a'; - else {p++; continue;} - - if (c2 >= '0' && c2 <= '9') - c2 = c2 - '0'; - else if (c2 >= 'A' && c2 <= 'F') - c2 = 10 + c2 - 'A'; - else if (c2 >= 'a' && c2 <= 'f') - c2 = 10 + c2 - 'a'; - else {p++; continue;} - - *p = (c1<<4) | c2; - - memmove(p+1, p+3, strlen(p+3)+1); - p++; - } -} - static const char b64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; /** @@ -2550,54 +2369,6 @@ bool validate_net_name( const char *name, } -/** -return the number of bytes occupied by a buffer in ASCII format -the result includes the null termination -limited by 'n' bytes -**/ -size_t ascii_len_n(const char *src, size_t n) -{ - size_t len; - - len = strnlen(src, n); - if (len+1 <= n) { - len += 1; - } - - return len; -} - -/** -return the number of bytes occupied by a buffer in CH_UTF16 format -the result includes the null termination -**/ -size_t utf16_len(const void *buf) -{ - size_t len; - - for (len = 0; SVAL(buf,len); len += 2) ; - - return len + 2; -} - -/** -return the number of bytes occupied by a buffer in CH_UTF16 format -the result includes the null termination -limited by 'n' bytes -**/ -size_t utf16_len_n(const void *src, size_t n) -{ - size_t len; - - for (len = 0; (len+2 < n) && SVAL(src, len); len += 2) ; - - if (len+2 <= n) { - len += 2; - } - - return len; -} - /******************************************************************* Add a shell escape character '\' to any character not in a known list of characters. UNIX charset format. -- cgit