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ftpd: shrink by 33 bytes

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2010-04-03 14:59:12 +02:00
parent 8a659f6ff9
commit 4a1884da53
1 changed files with 11 additions and 5 deletions
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16
networking/ftpd.c
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@ -981,17 +981,23 @@ handle_stou(void)
static uint32_t static uint32_t
cmdio_get_cmd_and_arg(void) cmdio_get_cmd_and_arg(void)
{ {
size_t len; int len;
uint32_t cmdval; uint32_t cmdval;
char *cmd; char *cmd;
alarm(G.timeout); alarm(G.timeout);
free(G.ftp_cmd); free(G.ftp_cmd);
len = 8 * 1024; /* Paranoia. Peer may send 1 gigabyte long cmd... */ {
G.ftp_cmd = cmd = xmalloc_fgets_str_len(stdin, "\r\n", &len); /* Paranoia. Peer may send 1 gigabyte long cmd... */
if (!cmd) /* Using separate len_on_stk instead of len optimizes
exit(0); * code size (allows len to be in CPU register) */
size_t len_on_stk = 8 * 1024;
G.ftp_cmd = cmd = xmalloc_fgets_str_len(stdin, "\r\n", &len_on_stk);
if (!cmd)
exit(0);
len = len_on_stk;
}
/* De-escape telnet: 0xff,0xff => 0xff */ /* De-escape telnet: 0xff,0xff => 0xff */
/* RFC959 says that ABOR, STAT, QUIT may be sent even during /* RFC959 says that ABOR, STAT, QUIT may be sent even during