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mirror of https://github.com/moparisthebest/curl synced 2024-12-21 23:58:49 -05:00

Avoid an unnecessary call to gettimeofday() when

using custom timeout values.
This commit is contained in:
Yang Tse 2007-04-22 18:17:46 +00:00
parent 0abccc676d
commit 3616912d22
2 changed files with 56 additions and 33 deletions

View File

@ -781,6 +781,7 @@ CURLcode Curl_connecthost(struct connectdata *conn, /* context */
int num_addr;
Curl_addrinfo *ai;
Curl_addrinfo *curr_addr;
int timeout_set = 0;
struct timeval after;
struct timeval before = Curl_tvnow();
@ -788,36 +789,39 @@ CURLcode Curl_connecthost(struct connectdata *conn, /* context */
/*************************************************************
* Figure out what maximum time we have left
*************************************************************/
long timeout_ms= DEFAULT_CONNECT_TIMEOUT;
long timeout_ms;
long timeout_per_addr;
*connected = FALSE; /* default to not connected */
if(data->set.timeout || data->set.connecttimeout) {
long has_passed;
/* if a timeout is set, use the most restrictive one */
/* Evaluate in milliseconds how much time that has passed */
has_passed = Curl_tvdiff(Curl_tvnow(), data->progress.t_startsingle);
if (data->set.timeout > 0)
timeout_set += 1;
if (data->set.connecttimeout > 0)
timeout_set += 2;
#ifndef min
#define min(a, b) ((a) < (b) ? (a) : (b))
#endif
/* get the most strict timeout of the ones converted to milliseconds */
if(data->set.timeout && data->set.connecttimeout) {
switch (timeout_set) {
case 1:
timeout_ms = data->set.timeout;
break;
case 2:
timeout_ms = data->set.connecttimeout;
break;
case 3:
if (data->set.timeout < data->set.connecttimeout)
timeout_ms = data->set.timeout;
else
timeout_ms = data->set.connecttimeout;
break;
default:
timeout_ms = DEFAULT_CONNECT_TIMEOUT;
break;
}
else if(data->set.timeout)
timeout_ms = data->set.timeout;
else
timeout_ms = data->set.connecttimeout;
/* subtract the passed time */
timeout_ms -= has_passed;
if (timeout_set > 0) {
/* if a timeout was already set, substract elapsed time */
timeout_ms -= Curl_tvdiff(before, data->progress.t_startsingle);
if(timeout_ms < 0) {
/* a precaution, no need to continue if time already is up */
failf(data, "Connection time-out");

View File

@ -184,27 +184,46 @@ static bool isBadFtpString(const char *string)
*/
static CURLcode AllowServerConnect(struct connectdata *conn)
{
int timeout_ms;
long timeout_ms;
struct SessionHandle *data = conn->data;
curl_socket_t sock = conn->sock[SECONDARYSOCKET];
struct timeval now = Curl_tvnow();
long timespent = Curl_tvdiff(Curl_tvnow(), now);
long timeout = data->set.connecttimeout?data->set.connecttimeout:
(data->set.timeout?data->set.timeout: 0);
int timeout_set = 0;
if(timeout) {
timeout -= timespent;
if(timeout<=0) {
/* if a timeout is set, use the most restrictive one */
if (data->set.timeout > 0)
timeout_set += 1;
if (data->set.connecttimeout > 0)
timeout_set += 2;
switch (timeout_set) {
case 1:
timeout_ms = data->set.timeout;
break;
case 2:
timeout_ms = data->set.connecttimeout;
break;
case 3:
if (data->set.timeout < data->set.connecttimeout)
timeout_ms = data->set.timeout;
else
timeout_ms = data->set.connecttimeout;
break;
default:
timeout_ms = 60000; /* 60 seconds default timeout */
break;
}
if (timeout_set > 0) {
/* if a timeout was already set, substract elapsed time */
timeout_ms -= Curl_tvdiff(Curl_tvnow(), conn->now);
if(timeout_ms < 0) {
failf(data, "Timed out before server could connect to us");
return CURLE_OPERATION_TIMEDOUT;
}
}
/* We allow the server 60 seconds to connect to us, or a custom timeout.
Note the typecast here. */
timeout_ms = (timeout?(int)timeout:60000);
switch (Curl_socket_ready(sock, CURL_SOCKET_BAD, timeout_ms)) {
switch (Curl_socket_ready(sock, CURL_SOCKET_BAD, (int)timeout_ms)) {
case -1: /* error */
/* let's die here */
failf(data, "Error while waiting for server connect");