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* src/url.c (append_uri_pathel): Replace alloca by fixed array / xmalloc

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This commit is contained in:
Tim Rühsen 2020-02-13 13:32:16 +01:00
parent 9adde1e441
commit c2d03b6293
1 changed files with 14 additions and 2 deletions
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16
src/url.c
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@ -1462,6 +1462,8 @@ append_uri_pathel (const char *b, const char *e, bool escaped,
struct growable *dest)
{
const char *p;
char buf[1024];
char *unescaped = NULL;
int quoted, outlen;
int mask;
@ -1481,8 +1483,15 @@ append_uri_pathel (const char *b, const char *e, bool escaped,
/* Copy [b, e) to PATHEL and URL-unescape it. */
if (escaped)
{
char *unescaped;
BOUNDED_TO_ALLOCA (b, e, unescaped);
size_t len = e - b;
if (len < sizeof (buf))
unescaped = buf;
else
unescaped = xmalloc(len + 1);
memcpy(unescaped, b, len);
unescaped[len] = 0;
url_unescape (unescaped);
b = unescaped;
e = unescaped + strlen (unescaped);
@ -1549,6 +1558,9 @@ append_uri_pathel (const char *b, const char *e, bool escaped,
TAIL_INCR (dest, outlen);
append_null (dest);
if (unescaped && unescaped != buf)
free (unescaped);
}
#ifdef HAVE_ICONV