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curl
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fixed a very, very rare and very, very little memory leak

This commit is contained in:
Jean-Philippe Barette-LaPierre 2003-01-08 02:27:47 +00:00
parent ca134d5522
commit 6a7e53a7c7
1 changed files with 12 additions and 3 deletions
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15
lib/escape.c
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@ -41,6 +41,7 @@ char *curl_escape(const char *string, int length)
{
int alloc = (length?length:(int)strlen(string))+1;
char *ns = malloc(alloc);
char *testing_ptr = NULL;
unsigned char in;
int newlen = alloc;
int index=0;
@ -55,9 +56,14 @@ char *curl_escape(const char *string, int length)
newlen += 2; /* the size grows with two, since this'll become a %XX */
if(newlen > alloc) {
alloc *= 2;
ns = realloc(ns, alloc);
if(!ns)
testing_ptr = realloc(ns, alloc);
if(!testing_ptr) {
free( ns );
return NULL;
}
else {
ns = testing_ptr;
}
}
sprintf(&ns[index], "%%%02X", in);
@ -80,6 +86,10 @@ char *curl_unescape(const char *string, int length)
unsigned char in;
int index=0;
unsigned int hex;
if( !ns ) {
return NULL;
}
while(--alloc > 0) {
in = *string;
@ -97,7 +107,6 @@ char *curl_unescape(const char *string, int length)
}
ns[index]=0; /* terminate it */
return ns;
}
void curl_free(void *p)