static GlobCode glob_word(URLGlob *glob, char *pattern,
size_t pos, int *amount)
{
/* processes a literal string component of a URL
special characters '{' and '[' branch to set/range processing functions
*/
char* buf = glob->glob_buffer;
size_t litindex;
GlobCode res = GLOB_OK;
*amount = 1; /* default is one single string */
while(*pattern != '\0' && *pattern != '{' && *pattern != '[') {
if(*pattern == '}' || *pattern == ']') {
snprintf(glob->errormsg, sizeof(glob->errormsg),
"unmatched close brace/bracket at pos %zu\n", pos);
return GLOB_ERROR;
}
/* only allow \ to escape known "special letters" */
if(*pattern == '\\' &&
(*(pattern+1) == '{' || *(pattern+1) == '[' ||
*(pattern+1) == '}' || *(pattern+1) == ']') ) {
/* escape character, skip '\' */
++pattern;
++pos;
}
*buf++ = *pattern++; /* copy character to literal */
++pos;
}
*buf = '\0';
litindex = glob->size / 2;
/* literals 0,1,2,... correspond to size=0,2,4,... */
glob->literal[litindex] = strdup(glob->glob_buffer);
if(!glob->literal[litindex])
return GLOB_ERROR;
++glob->size;
switch (*pattern) {
case '\0':
break; /* singular URL processed */
case '{':
/* process set pattern */
res = glob_set(glob, ++pattern, ++pos, amount);
break;
case '[':
/* process range pattern */
res= glob_range(glob, ++pattern, ++pos, amount);
break;
}
if(GLOB_OK != res)
/* free that strdup'ed string again */
Curl_safefree(glob->literal[litindex]);
return res; /* something got wrong */
}
static CURLcode glob_parse(URLGlob *glob, char *pattern,
size_t pos, unsigned long *amount)
{
/* processes a literal string component of a URL
special characters '{' and '[' branch to set/range processing functions
*/
CURLcode res = CURLE_OK;
int globindex = 0; /* count "actual" globs */
*amount = 1;
while(*pattern && !res) {
char *buf = glob->glob_buffer;
size_t sublen = 0;
while(*pattern && *pattern != '{') {
if(*pattern == '[') {
/* Skip over potential IPv6 literals. */
size_t skip;
if(peek_ipv6(pattern, &skip)) {
memcpy(buf, pattern, skip);
buf += skip;
pattern += skip;
sublen += skip;
continue;
}
break;
}
if(*pattern == '}' || *pattern == ']')
return GLOBERROR("unmatched close brace/bracket", pos,
CURLE_URL_MALFORMAT);
/* only allow \ to escape known "special letters" */
if(*pattern == '\\' &&
(*(pattern+1) == '{' || *(pattern+1) == '[' ||
*(pattern+1) == '}' || *(pattern+1) == ']') ) {
/* escape character, skip '\' */
++pattern;
++pos;
}
*buf++ = *pattern++; /* copy character to literal */
++pos;
sublen++;
}
if(sublen) {
/* we got a literal string, add it as a single-item list */
*buf = '\0';
res = glob_fixed(glob, glob->glob_buffer, sublen);
}
else {
switch (*pattern) {
case '\0': /* done */
break;
case '{':
/* process set pattern */
pattern++;
pos++;
res = glob_set(glob, &pattern, &pos, amount, globindex++);
break;
case '[':
/* process range pattern */
pattern++;
pos++;
res = glob_range(glob, &pattern, &pos, amount, globindex++);
break;
}
}
if(++glob->size > GLOB_PATTERN_NUM)
return GLOBERROR("too many globs", pos, CURLE_URL_MALFORMAT);
}
return res;
}
static GlobCode glob_parse(URLGlob *glob, char *pattern,
size_t pos, unsigned long *amount)
{
/* processes a literal string component of a URL
special characters '{' and '[' branch to set/range processing functions
*/
char* buf = glob->glob_buffer;
GlobCode res = GLOB_OK;
int globindex = 0; /* count "actual" globs */
while(*pattern && !res) {
int sublen = 0;
while(*pattern && *pattern != '{' && *pattern != '[') {
if(*pattern == '}' || *pattern == ']')
return GLOBERROR("unmatched close brace/bracket", pos, GLOB_ERROR);
/* only allow \ to escape known "special letters" */
if(*pattern == '\\' &&
(*(pattern+1) == '{' || *(pattern+1) == '[' ||
*(pattern+1) == '}' || *(pattern+1) == ']') ) {
/* escape character, skip '\' */
++pattern;
++pos;
}
*buf++ = *pattern++; /* copy character to literal */
++pos;
sublen++;
}
if(sublen) {
/* we got a literal string, add it as a single-item list */
*buf = '\0';
res = glob_fixed(glob, amount);
}
else {
if(!*amount)
*amount = 1;
switch (*pattern) {
case '\0': /* done */
break;
case '{':
/* process set pattern */
pattern++;
pos++;
res = glob_set(glob, &pattern, &pos, amount, globindex++);
break;
case '[':
/* process range pattern */
pattern++;
pos++;
res = glob_range(glob, &pattern, &pos, amount, globindex++);
break;
}
}
if(++glob->size > GLOB_PATTERN_NUM)
return GLOBERROR("too many globs", pos, GLOB_ERROR);
}
return res;
}
