diff options
author | Andrew Bartlett <abartlet@samba.org> | 2011-06-24 16:26:23 +1000 |
---|---|---|
committer | Andrew Bartlett <abartlet@samba.org> | 2011-06-24 16:26:23 +1000 |
commit | 6da26870e0ae5acd6ff49a30ec2f6886b44d095e (patch) | |
tree | 850c71039563c16a5d563c47e7ba2ab645baf198 /source3/lib/util_str.c | |
parent | 6925a799d04c6fa59dd2ddef1f5510f9bb7d17d1 (diff) | |
parent | 2610c05b5b95cc7036b3d6dfb894c6cfbdb68483 (diff) | |
download | samba-6da26870e0ae5acd6ff49a30ec2f6886b44d095e.tar.gz samba-6da26870e0ae5acd6ff49a30ec2f6886b44d095e.tar.bz2 samba-6da26870e0ae5acd6ff49a30ec2f6886b44d095e.zip |
Merge 2610c05b5b95cc7036b3d6dfb894c6cfbdb68483 as Samba-4.0alpha16
Diffstat (limited to 'source3/lib/util_str.c')
-rw-r--r-- | source3/lib/util_str.c | 764 |
1 files changed, 84 insertions, 680 deletions
diff --git a/source3/lib/util_str.c b/source3/lib/util_str.c index 88a3d703f4..a348b389e8 100644 --- a/source3/lib/util_str.c +++ b/source3/lib/util_str.c @@ -36,164 +36,6 @@ const char toupper_ascii_fast_table[128] = { }; /** - * Case insensitive string compararison. - * - * iconv does not directly give us a way to compare strings in - * arbitrary unix character sets -- all we can is convert and then - * compare. This is expensive. - * - * As an optimization, we do a first pass that considers only the - * prefix of the strings that is entirely 7-bit. Within this, we - * check whether they have the same value. - * - * Hopefully this will often give the answer without needing to copy. - * In particular it should speed comparisons to literal ascii strings - * or comparisons of strings that are "obviously" different. - * - * If we find a non-ascii character we fall back to converting via - * iconv. - * - * This should never be slower than convering the whole thing, and - * often faster. - * - * A different optimization would be to compare for bitwise equality - * in the binary encoding. (It would be possible thought hairy to do - * both simultaneously.) But in that case if they turn out to be - * different, we'd need to restart the whole thing. - * - * Even better is to implement strcasecmp for each encoding and use a - * function pointer. - **/ -int StrCaseCmp(const char *s, const char *t) -{ - - const char *ps, *pt; - size_t size; - smb_ucs2_t *buffer_s, *buffer_t; - int ret; - - for (ps = s, pt = t; ; ps++, pt++) { - char us, ut; - - if (!*ps && !*pt) - return 0; /* both ended */ - else if (!*ps) - return -1; /* s is a prefix */ - else if (!*pt) - return +1; /* t is a prefix */ - else if ((*ps & 0x80) || (*pt & 0x80)) - /* not ascii anymore, do it the hard way - * from here on in */ - break; - - us = toupper_ascii_fast(*ps); - ut = toupper_ascii_fast(*pt); - if (us == ut) - continue; - else if (us < ut) - return -1; - else if (us > ut) - return +1; - } - - if (!push_ucs2_talloc(talloc_tos(), &buffer_s, ps, &size)) { - return strcmp(ps, pt); - /* Not quite the right answer, but finding the right one - under this failure case is expensive, and it's pretty - close */ - } - - if (!push_ucs2_talloc(talloc_tos(), &buffer_t, pt, &size)) { - TALLOC_FREE(buffer_s); - return strcmp(ps, pt); - /* Not quite the right answer, but finding the right one - under this failure case is expensive, and it's pretty - close */ - } - - ret = strcasecmp_w(buffer_s, buffer_t); - TALLOC_FREE(buffer_s); - TALLOC_FREE(buffer_t); - return ret; -} - - -/** - Case insensitive string compararison, length limited. -**/ -int StrnCaseCmp(const char *s, const char *t, size_t len) -{ - size_t n = 0; - const char *ps, *pt; - size_t size; - smb_ucs2_t *buffer_s, *buffer_t; - int ret; - - for (ps = s, pt = t; n < len ; ps++, pt++, n++) { - char us, ut; - - if (!*ps && !*pt) - return 0; /* both ended */ - else if (!*ps) - return -1; /* s is a prefix */ - else if (!*pt) - return +1; /* t is a prefix */ - else if ((*ps & 0x80) || (*pt & 0x80)) - /* not ascii anymore, do it the - * hard way from here on in */ - break; - - us = toupper_ascii_fast(*ps); - ut = toupper_ascii_fast(*pt); - if (us == ut) - continue; - else if (us < ut) - return -1; - else if (us > ut) - return +1; - } - - if (n == len) { - return 0; - } - - if (!push_ucs2_talloc(talloc_tos(), &buffer_s, ps, &size)) { - return strncmp(ps, pt, len-n); - /* Not quite the right answer, but finding the right one - under this failure case is expensive, - and it's pretty close */ - } - - if (!push_ucs2_talloc(talloc_tos(), &buffer_t, pt, &size)) { - TALLOC_FREE(buffer_s); - return strncmp(ps, pt, len-n); - /* Not quite the right answer, but finding the right one - under this failure case is expensive, - and it's pretty close */ - } - - ret = strncasecmp_w(buffer_s, buffer_t, len-n); - TALLOC_FREE(buffer_s); - TALLOC_FREE(buffer_t); - return ret; -} - -/** - * Compare 2 strings. - * - * @note The comparison is case-insensitive. - **/ -bool strequal(const char *s1, const char *s2) -{ - if (s1 == s2) - return(true); - if (!s1 || !s2) - return(false); - - return(StrCaseCmp(s1,s2)==0); -} - -/** * Compare 2 strings up to and including the nth char. * * @note The comparison is case-insensitive. @@ -205,7 +47,7 @@ bool strnequal(const char *s1,const char *s2,size_t n) if (!s1 || !s2 || !n) return(false); - return(StrnCaseCmp(s1,s2,n)==0); + return(strncasecmp_m(s1,s2,n)==0); } /** @@ -328,77 +170,6 @@ bool trim_char(char *s,char cfront,char cback) } /** - Safe string copy into a known length string. maxlength does not - include the terminating zero. -**/ - -char *safe_strcpy_fn(char *dest, - const char *src, - size_t maxlength) -{ - size_t len; - - if (!dest) { - smb_panic("ERROR: NULL dest in safe_strcpy"); - } - - if (!src) { - *dest = 0; - return dest; - } - - len = strnlen(src, maxlength+1); - - if (len > maxlength) { - DEBUG(0,("ERROR: string overflow by " - "%lu (%lu - %lu) in safe_strcpy [%.50s]\n", - (unsigned long)(len-maxlength), (unsigned long)len, - (unsigned long)maxlength, src)); - len = maxlength; - } - - memmove(dest, src, len); - dest[len] = 0; - return dest; -} - -/** - Safe string cat into a string. maxlength does not - include the terminating zero. -**/ -char *safe_strcat_fn(char *dest, - const char *src, - size_t maxlength) -{ - size_t src_len, dest_len; - - if (!dest) { - smb_panic("ERROR: NULL dest in safe_strcat"); - } - - if (!src) - return dest; - - src_len = strnlen(src, maxlength + 1); - dest_len = strnlen(dest, maxlength + 1); - - if (src_len + dest_len > maxlength) { - DEBUG(0,("ERROR: string overflow by %d " - "in safe_strcat [%.50s]\n", - (int)(src_len + dest_len - maxlength), src)); - if (maxlength > dest_len) { - memcpy(&dest[dest_len], src, maxlength - dest_len); - } - dest[maxlength] = 0; - return NULL; - } - - memcpy(&dest[dest_len], src, src_len); - dest[dest_len + src_len] = 0; - return dest; -} - -/** Like strncpy but always null terminates. Make sure there is room! The variable n should always be one less than the available size. **/ @@ -446,7 +217,7 @@ bool in_list(const char *s, const char *list, bool casesensitive) break; } } else { - if (StrCaseCmp(tok,s) == 0) { + if (strcasecmp_m(tok,s) == 0) { ret = true; break; } @@ -456,235 +227,6 @@ bool in_list(const char *s, const char *list, bool casesensitive) return ret; } -/* this is used to prevent lots of mallocs of size 1 */ -static const char null_string[] = ""; - -/** - Set a string value, allocing the space for the string -**/ - -static bool string_init(char **dest,const char *src) -{ - size_t l; - - if (!src) - src = ""; - - l = strlen(src); - - if (l == 0) { - *dest = CONST_DISCARD(char*, null_string); - } else { - (*dest) = SMB_STRDUP(src); - if ((*dest) == NULL) { - DEBUG(0,("Out of memory in string_init\n")); - return false; - } - } - return(true); -} - -/** - Free a string value. -**/ - -void string_free(char **s) -{ - if (!s || !(*s)) - return; - if (*s == null_string) - *s = NULL; - SAFE_FREE(*s); -} - -/** - Set a string value, deallocating any existing space, and allocing the space - for the string -**/ - -bool string_set(char **dest,const char *src) -{ - string_free(dest); - return(string_init(dest,src)); -} - -/** - Substitute a string for a pattern in another string. Make sure there is - enough room! - - This routine looks for pattern in s and replaces it with - insert. It may do multiple replacements or just one. - - Any of " ; ' $ or ` in the insert string are replaced with _ - if len==0 then the string cannot be extended. This is different from the old - use of len==0 which was for no length checks to be done. -**/ - -void string_sub2(char *s,const char *pattern, const char *insert, size_t len, - bool remove_unsafe_characters, bool replace_once, - bool allow_trailing_dollar) -{ - char *p; - ssize_t ls,lp,li, i; - - if (!insert || !pattern || !*pattern || !s) - return; - - ls = (ssize_t)strlen(s); - lp = (ssize_t)strlen(pattern); - li = (ssize_t)strlen(insert); - - if (len == 0) - len = ls + 1; /* len is number of *bytes* */ - - while (lp <= ls && (p = strstr_m(s,pattern))) { - if (ls + (li-lp) >= len) { - DEBUG(0,("ERROR: string overflow by " - "%d in string_sub(%.50s, %d)\n", - (int)(ls + (li-lp) - len), - pattern, (int)len)); - break; - } - if (li != lp) { - memmove(p+li,p+lp,strlen(p+lp)+1); - } - for (i=0;i<li;i++) { - switch (insert[i]) { - case '$': - /* allow a trailing $ - * (as in machine accounts) */ - if (allow_trailing_dollar && (i == li - 1 )) { - p[i] = insert[i]; - break; - } - case '`': - case '"': - case '\'': - case ';': - case '%': - case '\r': - case '\n': - if ( remove_unsafe_characters ) { - p[i] = '_'; - /* yes this break should be here - * since we want to fall throw if - * not replacing unsafe chars */ - break; - } - default: - p[i] = insert[i]; - } - } - s = p + li; - ls += (li-lp); - - if (replace_once) - break; - } -} - -void string_sub_once(char *s, const char *pattern, - const char *insert, size_t len) -{ - string_sub2( s, pattern, insert, len, true, true, false ); -} - -void string_sub(char *s,const char *pattern, const char *insert, size_t len) -{ - string_sub2( s, pattern, insert, len, true, false, false ); -} - -void fstring_sub(char *s,const char *pattern,const char *insert) -{ - string_sub(s, pattern, insert, sizeof(fstring)); -} - -/** - Similar to string_sub2, but it will accept only allocated strings - and may realloc them so pay attention at what you pass on no - pointers inside strings, no const may be passed - as string. -**/ - -char *realloc_string_sub2(char *string, - const char *pattern, - const char *insert, - bool remove_unsafe_characters, - bool allow_trailing_dollar) -{ - char *p, *in; - char *s; - ssize_t ls,lp,li,ld, i; - - if (!insert || !pattern || !*pattern || !string || !*string) - return NULL; - - s = string; - - in = SMB_STRDUP(insert); - if (!in) { - DEBUG(0, ("realloc_string_sub: out of memory!\n")); - return NULL; - } - ls = (ssize_t)strlen(s); - lp = (ssize_t)strlen(pattern); - li = (ssize_t)strlen(insert); - ld = li - lp; - for (i=0;i<li;i++) { - switch (in[i]) { - case '$': - /* allow a trailing $ - * (as in machine accounts) */ - if (allow_trailing_dollar && (i == li - 1 )) { - break; - } - case '`': - case '"': - case '\'': - case ';': - case '%': - case '\r': - case '\n': - if ( remove_unsafe_characters ) { - in[i] = '_'; - break; - } - default: - /* ok */ - break; - } - } - - while ((p = strstr_m(s,pattern))) { - if (ld > 0) { - int offset = PTR_DIFF(s,string); - string = (char *)SMB_REALLOC(string, ls + ld + 1); - if (!string) { - DEBUG(0, ("realloc_string_sub: " - "out of memory!\n")); - SAFE_FREE(in); - return NULL; - } - p = string + offset + (p - s); - } - if (li != lp) { - memmove(p+li,p+lp,strlen(p+lp)+1); - } - memcpy(p, in, li); - s = p + li; - ls += ld; - } - SAFE_FREE(in); - return string; -} - -char *realloc_string_sub(char *string, - const char *pattern, - const char *insert) -{ - return realloc_string_sub2(string, pattern, insert, true, false); -} - /* * Internal guts of talloc_string_sub and talloc_all_string_sub. * talloc version of string_sub2. @@ -715,7 +257,7 @@ char *talloc_string_sub2(TALLOC_CTX *mem_ctx, const char *src, s = string; - in = SMB_STRDUP(insert); + in = talloc_strdup(mem_ctx, insert); if (!in) { DEBUG(0, ("talloc_string_sub2: ENOMEM\n")); return NULL; @@ -758,7 +300,7 @@ char *talloc_string_sub2(TALLOC_CTX *mem_ctx, const char *src, if (!string) { DEBUG(0, ("talloc_string_sub: out of " "memory!\n")); - SAFE_FREE(in); + TALLOC_FREE(in); return NULL; } p = string + offset + (p - s); @@ -774,7 +316,7 @@ char *talloc_string_sub2(TALLOC_CTX *mem_ctx, const char *src, break; } } - SAFE_FREE(in); + TALLOC_FREE(in); return string; } @@ -789,48 +331,6 @@ char *talloc_string_sub(TALLOC_CTX *mem_ctx, true, false, false); } -/** - Similar to string_sub() but allows for any character to be substituted. - Use with caution! - if len==0 then the string cannot be extended. This is different from the old - use of len==0 which was for no length checks to be done. -**/ - -void all_string_sub(char *s,const char *pattern,const char *insert, size_t len) -{ - char *p; - ssize_t ls,lp,li; - - if (!insert || !pattern || !s) - return; - - ls = (ssize_t)strlen(s); - lp = (ssize_t)strlen(pattern); - li = (ssize_t)strlen(insert); - - if (!*pattern) - return; - - if (len == 0) - len = ls + 1; /* len is number of *bytes* */ - - while (lp <= ls && (p = strstr_m(s,pattern))) { - if (ls + (li-lp) >= len) { - DEBUG(0,("ERROR: string overflow by " - "%d in all_string_sub(%.50s, %d)\n", - (int)(ls + (li-lp) - len), - pattern, (int)len)); - break; - } - if (li != lp) { - memmove(p+li,p+lp,strlen(p+lp)+1); - } - memcpy(p, insert, li); - s = p + li; - ls += (li-lp); - } -} - char *talloc_all_string_sub(TALLOC_CTX *ctx, const char *src, const char *pattern, @@ -898,93 +398,12 @@ char *strnrchr_m(const char *s, char c, unsigned int n) /* Too hard to try and get right. */ return NULL; } - ret = (char *)(s+strlen(s2)); + ret = discard_const_p(char, (s+strlen(s2))); TALLOC_FREE(ws); TALLOC_FREE(s2); return ret; } -/*********************************************************************** - strstr_m - We convert via ucs2 for now. -***********************************************************************/ - -char *strstr_m(const char *src, const char *findstr) -{ - smb_ucs2_t *p; - smb_ucs2_t *src_w, *find_w; - const char *s; - char *s2; - char *retp; - - size_t converted_size, findstr_len = 0; - - /* for correctness */ - if (!findstr[0]) { - return (char*)src; - } - - /* Samba does single character findstr calls a *lot*. */ - if (findstr[1] == '\0') - return strchr_m(src, *findstr); - - /* We optimise for the ascii case, knowing that all our - supported multi-byte character sets are ascii-compatible - (ie. they match for the first 128 chars) */ - - for (s = src; *s && !(((unsigned char)s[0]) & 0x80); s++) { - if (*s == *findstr) { - if (!findstr_len) - findstr_len = strlen(findstr); - - if (strncmp(s, findstr, findstr_len) == 0) { - return (char *)s; - } - } - } - - if (!*s) - return NULL; - -#if 1 /* def BROKEN_UNICODE_COMPOSE_CHARACTERS */ - /* 'make check' fails unless we do this */ - - /* With compose characters we must restart from the beginning. JRA. */ - s = src; -#endif - - if (!push_ucs2_talloc(talloc_tos(), &src_w, src, &converted_size)) { - DEBUG(0,("strstr_m: src malloc fail\n")); - return NULL; - } - - if (!push_ucs2_talloc(talloc_tos(), &find_w, findstr, &converted_size)) { - TALLOC_FREE(src_w); - DEBUG(0,("strstr_m: find malloc fail\n")); - return NULL; - } - - p = strstr_w(src_w, find_w); - - if (!p) { - TALLOC_FREE(src_w); - TALLOC_FREE(find_w); - return NULL; - } - - *p = 0; - if (!pull_ucs2_talloc(talloc_tos(), &s2, src_w, &converted_size)) { - TALLOC_FREE(src_w); - TALLOC_FREE(find_w); - DEBUG(0,("strstr_m: dest malloc fail\n")); - return NULL; - } - retp = (char *)(s+strlen(s2)); - TALLOC_FREE(src_w); - TALLOC_FREE(find_w); - TALLOC_FREE(s2); - return retp; -} - static bool unix_strlower(const char *src, size_t srclen, char *dest, size_t destlen) { size_t size; @@ -1005,6 +424,36 @@ static bool unix_strlower(const char *src, size_t srclen, char *dest, size_t des return ret; } +#if 0 /* Alternate function that avoid talloc calls for ASCII and non ASCII */ + +/** + Convert a string to lower case. +**/ +_PUBLIC_ void strlower_m(char *s) +{ + char *d; + struct smb_iconv_handle *iconv_handle; + + iconv_handle = get_iconv_handle(); + + d = s; + + while (*s) { + size_t c_size, c_size2; + codepoint_t c = next_codepoint_handle(iconv_handle, s, &c_size); + c_size2 = push_codepoint_handle(iconv_handle, d, tolower_m(c)); + if (c_size2 > c_size) { + DEBUG(0,("FATAL: codepoint 0x%x (0x%x) expanded from %d to %d bytes in strlower_m\n", + c, tolower_m(c), (int)c_size, (int)c_size2)); + smb_panic("codepoint expansion in strlower_m\n"); + } + s += c_size; + d += c_size2; + } + *d = 0; +} + +#endif /** Convert a string to lower case. @@ -1060,6 +509,37 @@ static bool unix_strupper(const char *src, size_t srclen, char *dest, size_t des return ret; } +#if 0 /* Alternate function that avoid talloc calls for ASCII and non ASCII */ + +/** + Convert a string to UPPER case. +**/ +_PUBLIC_ void strupper_m(char *s) +{ + char *d; + struct smb_iconv_handle *iconv_handle; + + iconv_handle = get_iconv_handle(); + + d = s; + + while (*s) { + size_t c_size, c_size2; + codepoint_t c = next_codepoint_handle(iconv_handle, s, &c_size); + c_size2 = push_codepoint_handle(iconv_handle, d, toupper_m(c)); + if (c_size2 > c_size) { + DEBUG(0,("FATAL: codepoint 0x%x (0x%x) expanded from %d to %d bytes in strupper_m\n", + c, toupper_m(c), (int)c_size, (int)c_size2)); + smb_panic("codepoint expansion in strupper_m\n"); + } + s += c_size; + d += c_size2; + } + *d = 0; +} + +#endif + /** Convert a string to upper case. **/ @@ -1116,35 +596,6 @@ int fstr_sprintf(fstring s, const char *fmt, ...) #define S_LIST_ABS 16 /* List Allocation Block Size */ /****************************************************************************** - version of standard_sub_basic() for string lists; uses talloc_sub_basic() - for the work - *****************************************************************************/ - -bool str_list_sub_basic( char **list, const char *smb_name, - const char *domain_name ) -{ - TALLOC_CTX *ctx = list; - char *s, *tmpstr; - - while ( *list ) { - s = *list; - tmpstr = talloc_sub_basic(ctx, smb_name, domain_name, s); - if ( !tmpstr ) { - DEBUG(0,("str_list_sub_basic: " - "alloc_sub_basic() return NULL!\n")); - return false; - } - - TALLOC_FREE(*list); - *list = tmpstr; - - list++; - } - - return true; -} - -/****************************************************************************** substitute a specific pattern in a string list *****************************************************************************/ @@ -1173,7 +624,7 @@ bool str_list_substitute(char **list, const char *pattern, const char *insert) t = *list; d = p -t; if (ld) { - t = TALLOC_ARRAY(ctx, char, ls +ld +1); + t = talloc_array(ctx, char, ls +ld +1); if (!t) { DEBUG(0,("str_list_substitute: " "Unable to allocate memory")); @@ -1415,25 +866,16 @@ uint64_t STR_TO_SMB_BIG_UINT(const char *nptr, const char **entptr) * * Returns 0 if the string can't be converted. */ -SMB_OFF_T conv_str_size(const char * str) +uint64_t conv_str_size(const char * str) { - SMB_OFF_T lval_orig; - SMB_OFF_T lval; + uint64_t lval; char * end; if (str == NULL || *str == '\0') { return 0; } -#ifdef HAVE_STRTOULL - if (sizeof(SMB_OFF_T) == 8) { - lval = strtoull(str, &end, 10 /* base */); - } else { - lval = strtoul(str, &end, 10 /* base */); - } -#else - lval = strtoul(str, &end, 10 /* base */); -#endif + lval = strtoull(str, &end, 10 /* base */); if (end == NULL || end == str) { return 0; @@ -1443,35 +885,24 @@ SMB_OFF_T conv_str_size(const char * str) return lval; } - lval_orig = lval; - if (strwicmp(end, "K") == 0) { - lval *= (SMB_OFF_T)1024; + lval *= 1024ULL; } else if (strwicmp(end, "M") == 0) { - lval *= ((SMB_OFF_T)1024 * (SMB_OFF_T)1024); + lval *= (1024ULL * 1024ULL); } else if (strwicmp(end, "G") == 0) { - lval *= ((SMB_OFF_T)1024 * (SMB_OFF_T)1024 * - (SMB_OFF_T)1024); + lval *= (1024ULL * 1024ULL * + 1024ULL); } else if (strwicmp(end, "T") == 0) { - lval *= ((SMB_OFF_T)1024 * (SMB_OFF_T)1024 * - (SMB_OFF_T)1024 * (SMB_OFF_T)1024); + lval *= (1024ULL * 1024ULL * + 1024ULL * 1024ULL); } else if (strwicmp(end, "P") == 0) { - lval *= ((SMB_OFF_T)1024 * (SMB_OFF_T)1024 * - (SMB_OFF_T)1024 * (SMB_OFF_T)1024 * - (SMB_OFF_T)1024); + lval *= (1024ULL * 1024ULL * + 1024ULL * 1024ULL * + 1024ULL); } else { return 0; } - /* - * Primitive attempt to detect wrapping on platforms with - * 4-byte SMB_OFF_T. It's better to let the caller handle a - * failure than some random number. - */ - if (lval_orig <= lval) { - return 0; - } - return lval; } @@ -1495,7 +926,7 @@ void sprintf_append(TALLOC_CTX *mem_ctx, char **string, ssize_t *len, if (*bufsize == 0) *bufsize = 128; - *string = TALLOC_ARRAY(mem_ctx, char, *bufsize); + *string = talloc_array(mem_ctx, char, *bufsize); if (*string == NULL) goto error; } @@ -1517,7 +948,7 @@ void sprintf_append(TALLOC_CTX *mem_ctx, char **string, ssize_t *len, } if (increased) { - *string = TALLOC_REALLOC_ARRAY(mem_ctx, *string, char, + *string = talloc_realloc(mem_ctx, *string, char, *bufsize); if (*string == NULL) { goto error; @@ -1589,33 +1020,6 @@ char *talloc_asprintf_strlower_m(TALLOC_CTX *t, const char *fmt, ...) } -/* - Returns the substring from src between the first occurrence of - the char "front" and the first occurence of the char "back". - Mallocs the return string which must be freed. Not for use - with wide character strings. -*/ -char *sstring_sub(const char *src, char front, char back) -{ - char *temp1, *temp2, *temp3; - ptrdiff_t len; - - temp1 = strchr(src, front); - if (temp1 == NULL) return NULL; - temp2 = strchr(src, back); - if (temp2 == NULL) return NULL; - len = temp2 - temp1; - if (len <= 0) return NULL; - temp3 = (char*)SMB_MALLOC(len); - if (temp3 == NULL) { - DEBUG(1,("Malloc failure in sstring_sub\n")); - return NULL; - } - memcpy(temp3, temp1+1, len-1); - temp3[len-1] = '\0'; - return temp3; -} - /******************************************************************** Check a string for any occurrences of a specified list of invalid characters. @@ -1825,7 +1229,7 @@ char **str_list_make_v3(TALLOC_CTX *mem_ctx, const char *string, if (!string || !*string) return NULL; - list = TALLOC_ARRAY(mem_ctx, char *, S_LIST_ABS+1); + list = talloc_array(mem_ctx, char *, S_LIST_ABS+1); if (list == NULL) { return NULL; } @@ -1849,7 +1253,7 @@ char **str_list_make_v3(TALLOC_CTX *mem_ctx, const char *string, lsize += S_LIST_ABS; - tmp = TALLOC_REALLOC_ARRAY(mem_ctx, list, char *, + tmp = talloc_realloc(mem_ctx, list, char *, lsize + 1); if (tmp == NULL) { DEBUG(0,("str_list_make: " |