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Revert r31529. Timing out while waiting for the pcap file header causes 

more problems than it solves.

svn path=/trunk/; revision=32544
This commit is contained in:
Gerald Combs 2010-04-23 17:22:51 +00:00
parent 03d1d962d2
commit f2a66480df
1 changed files with 4 additions and 25 deletions
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29
dumpcap.c
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@ -277,7 +277,6 @@ static gboolean need_timeout_workaround;
* Timeout, in microseconds, for threaded reads from a pipe.
*/
#define THREAD_READ_TIMEOUT 100
#define THREAD_OPEN_TIMEOUT (5 * 1000000)
static const char *cap_pipe_err_str;
static void
@ -871,10 +870,6 @@ static void
cap_pipe_open_live(char *pipename, struct pcap_hdr *hdr, loop_data *ld,
char *errmsg, int errmsgl)
{
#ifdef USE_THREADS
GTimeVal wait_time;
gpointer q_status;
#endif
#ifndef _WIN32
struct stat pipe_stat;
struct sockaddr_un sa;
@ -1083,14 +1078,8 @@ cap_pipe_open_live(char *pipename, struct pcap_hdr *hdr, loop_data *ld,
ld->cap_pipe_bytes_to_read = sizeof(magic);
/* We don't have to worry about cap_pipe_read_mtx here */
g_async_queue_push(cap_pipe_pending_q, ld->cap_pipe_buf);
g_get_current_time(&wait_time);
g_time_val_add(&wait_time, THREAD_OPEN_TIMEOUT);
q_status = g_async_queue_timed_pop(cap_pipe_done_q, &wait_time);
if (!q_status) {
/* XXX - Are there more appropriate values we should use? */
g_snprintf(errmsg, errmsgl, "Timeout on pipe magic during open");
goto error;
} else if (ld->cap_pipe_bytes_read <= 0) {
g_async_queue_pop(cap_pipe_done_q);
if (ld->cap_pipe_bytes_read <= 0) {
if (ld->cap_pipe_bytes_read == 0)
g_snprintf(errmsg, errmsgl, "End of file on pipe magic during open");
else
@ -1162,13 +1151,8 @@ cap_pipe_open_live(char *pipename, struct pcap_hdr *hdr, loop_data *ld,
ld->cap_pipe_bytes_read = 0;
ld->cap_pipe_bytes_to_read = sizeof(struct pcap_hdr);
g_async_queue_push(cap_pipe_pending_q, ld->cap_pipe_buf);
g_get_current_time(&wait_time);
g_time_val_add(&wait_time, THREAD_OPEN_TIMEOUT);
q_status = g_async_queue_timed_pop(cap_pipe_done_q, &wait_time);
if (!q_status) {
g_snprintf(errmsg, errmsgl, "Timeout on pipe header during open");
goto error;
} else if (ld->cap_pipe_bytes_read <= 0) {
g_async_queue_pop(cap_pipe_done_q);
if (ld->cap_pipe_bytes_read <= 0) {
if (ld->cap_pipe_bytes_read == 0)
g_snprintf(errmsg, errmsgl, "End of file on pipe header during open");
else
@ -1205,11 +1189,6 @@ error:
#ifndef _WIN32
ws_close(fd);
ld->cap_pipe_fd = -1;
#else
if (ld->cap_pipe_h != INVALID_HANDLE_VALUE) {
CloseHandle(ld->cap_pipe_h);
ld->cap_pipe_h = INVALID_HANDLE_VALUE;
}
#endif
return;