Copyright (C) Simo Sorce 2001-2002
Copyright (C) Martin Pool 2003
Copyright (C) James Peach 2006
+ Copyright (C) Jeremy Allison 1992-2007
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
/**
Case insensitive string compararison, length limited.
**/
-int StrnCaseCmp(const char *s, const char *t, size_t n)
+int StrnCaseCmp(const char *s, const char *t, size_t len)
{
- pstring buf1, buf2;
- unix_strupper(s, strlen(s)+1, buf1, sizeof(buf1));
- unix_strupper(t, strlen(t)+1, buf2, sizeof(buf2));
- return strncmp(buf1,buf2,n);
+ 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(*ps);
+ ut = toupper_ascii(*pt);
+ if (us == ut)
+ continue;
+ else if (us < ut)
+ return -1;
+ else if (us > ut)
+ return +1;
+ }
+
+ if (n == len) {
+ return 0;
+ }
+
+ size = push_ucs2_allocate(&buffer_s, ps);
+ if (size == (size_t)-1) {
+ 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 */
+ }
+
+ size = push_ucs2_allocate(&buffer_t, pt);
+ if (size == (size_t)-1) {
+ SAFE_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);
+ SAFE_FREE(buffer_s);
+ SAFE_FREE(buffer_t);
+ return ret;
}
/**
return(True);
if (!s1 || !s2)
return(False);
-
+
return(StrCaseCmp(s1,s2)==0);
}
return(True);
if (!s1 || !s2 || !n)
return(False);
-
+
return(StrnCaseCmp(s1,s2,n)==0);
}
char *strupper_static(const char *s)
{
- static pstring str;
+ static char *str = NULL;
- pstrcpy(str, s);
+ if (str) {
+ SAFE_FREE(str);
+ }
+ str = SMB_STRDUP(s);
+ if (!str) {
+ return CONST_DISCARD(char *,s);
+ }
strupper_m(str);
-
return str;
}
{
if (case_default == CASE_UPPER)
return(!strhaslower(s));
-
+
return(!strhasupper(s));
}
void string_replace( char *s, char oldc, char newc )
{
char *p;
- smb_ucs2_t *tmp;
- size_t src_len, len;
/* this is quite a common operation, so we want it to be
fast. We optimise for the ascii case, knowing that all our
for (p = s; *p; p++) {
if (*p & 0x80) /* mb string - slow path. */
break;
- if (*p == oldc)
+ if (*p == oldc) {
*p = newc;
+ }
}
if (!*p)
/* With compose characters we must restart from the beginning. JRA. */
p = s;
#endif
- src_len = strlen(p);
- len = push_ucs2_allocate(&tmp, p);
- if (len == -1) {
- return;
+
+ while (*p) {
+ size_t c_size;
+ next_codepoint(p, &c_size);
+
+ if (c_size == 1) {
+ if (*p == oldc) {
+ *p = newc;
+ }
+ }
+ p += c_size;
}
- string_replace_w(tmp, UCS2_CHAR(oldc), UCS2_CHAR(newc));
- pull_ucs2(NULL, p, tmp, src_len+1, -1, STR_TERMINATE);
- SAFE_FREE(tmp);
}
/**
size_t str_charnum(const char *s)
{
- uint16 tmpbuf2[sizeof(pstring)];
- push_ucs2(NULL, tmpbuf2,s, sizeof(tmpbuf2), STR_TERMINATE);
- return strlen_w(tmpbuf2);
+ size_t ret;
+ smb_ucs2_t *tmpbuf2 = NULL;
+ if (push_ucs2_allocate(&tmpbuf2, s) == (size_t)-1) {
+ return 0;
+ }
+ ret = strlen_w(tmpbuf2);
+ SAFE_FREE(tmpbuf2);
+ return ret;
}
/**
BOOL in_list(const char *s, const char *list, BOOL casesensitive)
{
- pstring tok;
+ char *tok;
const char *p=list;
+ size_t bufsize = strlen(list);
+ BOOL ret = False;
if (!list)
return(False);
- while (next_token(&p,tok,LIST_SEP,sizeof(tok))) {
+ /* We know a token can't be larger
+ * than the entire list. */
+
+ tok = SMB_MALLOC(bufsize+1);
+ if (!tok) {
+ return False;
+ }
+
+ while (next_token(&p,tok,LIST_SEP,bufsize+1)) {
if (casesensitive) {
- if (strcmp(tok,s) == 0)
- return(True);
+ if (strcmp(tok,s) == 0) {
+ ret = True;
+ break;
+ }
} else {
- if (StrCaseCmp(tok,s) == 0)
- return(True);
+ if (StrCaseCmp(tok,s) == 0) {
+ ret = True;
+ break;
+ }
}
}
- return(False);
+
+ SAFE_FREE(tok);
+ return ret;
}
/* this is used to prevent lots of mallocs of size 1 */
char *strchr_m(const char *src, char c)
{
- wpstring ws;
- pstring s2;
+ smb_ucs2_t *ws = NULL;
+ char *s2 = NULL;
smb_ucs2_t *p;
const char *s;
+ char *ret;
/* characters below 0x3F are guaranteed to not appear in
non-initial position in multi-byte charsets */
s = src;
#endif
- push_ucs2(NULL, ws, s, sizeof(ws), STR_TERMINATE);
+ if (push_ucs2_allocate(&ws, s)==(size_t)-1) {
+ /* Wrong answer, but what can we do... */
+ return strchr(src, c);
+ }
p = strchr_w(ws, UCS2_CHAR(c));
- if (!p)
+ if (!p) {
+ SAFE_FREE(ws);
return NULL;
+ }
*p = 0;
- pull_ucs2_pstring(s2, ws);
- return (char *)(s+strlen(s2));
+ if (pull_ucs2_allocate(&s2, ws)==(size_t)-1) {
+ SAFE_FREE(ws);
+ /* Wrong answer, but what can we do... */
+ return strchr(src, c);
+ }
+ ret = (char *)(s+strlen(s2));
+ SAFE_FREE(ws);
+ SAFE_FREE(s2);
+ return ret;
}
char *strrchr_m(const char *s, char c)
/* String contained a non-ascii char. Slow path. */
{
- wpstring ws;
- pstring s2;
+ smb_ucs2_t *ws = NULL;
+ char *s2 = NULL;
smb_ucs2_t *p;
+ char *ret;
- push_ucs2(NULL, ws, s, sizeof(ws), STR_TERMINATE);
+ if (push_ucs2_allocate(&ws,s)==(size_t)-1) {
+ /* Wrong answer, but what can we do. */
+ return strrchr(s, c);
+ }
p = strrchr_w(ws, UCS2_CHAR(c));
- if (!p)
+ if (!p) {
+ SAFE_FREE(ws);
return NULL;
+ }
*p = 0;
- pull_ucs2_pstring(s2, ws);
- return (char *)(s+strlen(s2));
+ if (pull_ucs2_allocate(&s2,ws)==(size_t)-1) {
+ SAFE_FREE(ws);
+ /* Wrong answer, but what can we do. */
+ return strrchr(s, c);
+ }
+ ret = (char *)(s+strlen(s2));
+ SAFE_FREE(ws);
+ SAFE_FREE(s2);
+ return ret;
}
}
char *strnrchr_m(const char *s, char c, unsigned int n)
{
- wpstring ws;
- pstring s2;
+ smb_ucs2_t *ws = NULL;
+ char *s2 = NULL;
smb_ucs2_t *p;
+ char *ret;
- push_ucs2(NULL, ws, s, sizeof(ws), STR_TERMINATE);
+ if (push_ucs2_allocate(&ws,s)==(size_t)-1) {
+ /* Too hard to try and get right. */
+ return NULL;
+ }
p = strnrchr_w(ws, UCS2_CHAR(c), n);
- if (!p)
+ if (!p) {
+ SAFE_FREE(ws);
return NULL;
+ }
*p = 0;
- pull_ucs2_pstring(s2, ws);
- return (char *)(s+strlen(s2));
+ if (pull_ucs2_allocate(&s2,ws)==(size_t)-1) {
+ SAFE_FREE(ws);
+ /* Too hard to try and get right. */
+ return NULL;
+ }
+ ret = (char *)(s+strlen(s2));
+ SAFE_FREE(ws);
+ SAFE_FREE(s2);
+ return ret;
}
/***********************************************************************
char *s;
int num, lsize;
pstring tok;
-
+
if (!string || !*string)
return NULL;
if (mem_ctx) {
return NULL;
}
if (!sep) sep = LIST_SEP;
-
+
num = lsize = 0;
list = NULL;
-
+
str = s;
- while (next_token(&str, tok, sep, sizeof(tok))) {
+ while (next_token(&str, tok, sep, sizeof(tok))) {
if (num == lsize) {
lsize += S_LIST_ABS;
if (mem_ctx) {
} else {
list[num] = SMB_STRDUP(tok);
}
-
+
if (!list[num]) {
DEBUG(0,("str_list_make: Unable to allocate memory"));
str_list_free(&list);
git.samba.org / samba.git / commitdiff