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ftpd: tweak timeout code

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This commit is contained in:
Denis Vlasenko 2009-03-17 05:11:51 +00:00
parent 99d71da1cf
commit e6c94a611a
1 changed files with 15 additions and 11 deletions
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26
networking/ftpd.c
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@ -87,9 +87,8 @@ struct globals {
int pasv_listen_fd;
int proc_self_fd;
int local_file_fd;
int start_time;
int abs_timeout;
int timeout;
unsigned end_time;
unsigned timeout;
off_t local_file_pos;
off_t restart_pos;
len_and_sockaddr *local_addr;
@ -105,8 +104,9 @@ struct globals {
};
#define G (*(struct globals*)&bb_common_bufsiz1)
#define INIT_G() do { \
strcpy(G.msg_ok + 4, MSG_OK ); \
strcpy(G.msg_err + 4, MSG_ERR); \
/* Moved to main */ \
/*strcpy(G.msg_ok + 4, MSG_OK );*/ \
/*strcpy(G.msg_err + 4, MSG_ERR);*/ \
} while (0)
@ -206,7 +206,7 @@ timeout_handler(int sig UNUSED_PARAM)
off_t pos;
int sv_errno = errno;
if (monotonic_sec() - G.start_time > G.abs_timeout)
if ((int)(monotonic_sec() - G.end_time) >= 0)
goto timed_out;
if (!G.local_file_fd)
@ -946,25 +946,29 @@ enum {
int ftpd_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int ftpd_main(int argc, char **argv)
{
unsigned abs_timeout;
smallint opts;
INIT_G();
G.start_time = monotonic_sec();
G.abs_timeout = 1 * 60 * 60;
abs_timeout = 1 * 60 * 60;
G.timeout = 2 * 60;
opt_complementary = "t+:T+";
opts = getopt32(argv, "l1vS" USE_FEATURE_FTP_WRITE("w") "t:T:", &G.timeout, &G.abs_timeout);
opts = getopt32(argv, "l1vS" USE_FEATURE_FTP_WRITE("w") "t:T:", &G.timeout, &abs_timeout);
if (opts & (OPT_l|OPT_1)) {
/* Our secret backdoor to ls */
memset(&G, 0, sizeof(G));
/* TODO: pass -n too? */
/* --group-directories-first would be nice, but ls don't do that yet */
xchdir(argv[2]);
argv[2] = (char*)"--";
return ls_main(argc, argv);
}
G.end_time = monotonic_sec() + abs_timeout;
if (G.timeout > abs_timeout)
G.timeout = abs_timeout + 1;
strcpy(G.msg_ok + 4, MSG_OK );
strcpy(G.msg_err + 4, MSG_ERR);
G.local_addr = get_sock_lsa(STDIN_FILENO);
if (!G.local_addr) {