nihilist/tor
1
0
Fork 0
mirror of https://gitlab.torproject.org/tpo/core/tor.git synced 2024-09-20 21:16:22 +02:00
Code Issues Packages Projects Releases Wiki Activity

get rid of the scary 256-byte-buf landmine

Browse Source
This commit is contained in:
Roger Dingledine 2017-09-14 02:52:00 -04:00
parent eb429232ef
commit 771fb7e7ba
1 changed files with 6 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
src/or/directory.c
View File

@ -3479,7 +3479,7 @@ static void
write_http_status_line(dir_connection_t *conn, int status,
const char *reason_phrase)
{
char buf[256+RFC1123_TIME_LEN+1];
char *buf = NULL;
char *datestring = NULL;
if (!reason_phrase) { /* bullet-proofing */
@ -3493,16 +3493,14 @@ write_http_status_line(dir_connection_t *conn, int status,
tor_asprintf(&datestring, "Date: %s\r\n", datebuf);
}
if (tor_snprintf(buf, sizeof(buf), "HTTP/1.0 %d %s\r\n%s\r\n",
status, reason_phrase, datestring?datestring:"") < 0) {
log_warn(LD_BUG,"status line too long.");
tor_free(datestring);
return;
}
tor_free(datestring);
tor_asprintf(&buf, "HTTP/1.0 %d %s\r\n%s\r\n",
status, reason_phrase, datestring?datestring:"");
log_debug(LD_DIRSERV,"Wrote status 'HTTP/1.0 %d %s'", status, reason_phrase);
connection_buf_add(buf, strlen(buf), TO_CONN(conn));
tor_free(datestring);
tor_free(buf);
}
/** Write the header for an HTTP/1.0 response onto <b>conn</b>-\>outbuf,