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This commit is contained in:
van Hauser 2015-06-25 09:53:17 +02:00
parent 027a8e97d8
commit ed7a823175
1 changed files with 6 additions and 2 deletions
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8
hydra-mod.c
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@ -1209,16 +1209,20 @@ char *hydra_string_replace(const char *string, const char *substr, const char *r
char *tok = NULL;
char *newstr = NULL;
if (string == NULL)
return NULL;
if (substr == NULL || replacement == NULL)
return strdup(string);
tok = strstr(string, substr);
if (tok == NULL)
return strdup(string);
newstr = malloc(strlen(string) - strlen(substr) + strlen(replacement) + 1);
newstr = malloc(strlen(string) - strlen(substr) + strlen(replacement) + 2);
if (newstr == NULL)
return NULL;
memset(newstr, 0, strlen(string) - strlen(substr) + strlen(replacement) + 2);
memcpy(newstr, string, tok - string);
memcpy(newstr + (tok - string), replacement, strlen(replacement));
memcpy(newstr + (tok - string) + strlen(replacement), tok + strlen(substr), strlen(string) - strlen(substr) - (tok - string));
memset(newstr + strlen(string) - strlen(substr) + strlen(replacement), 0, 1);
return newstr;
}