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authorYang Tse <yangsita@gmail.com>2007-04-22 18:17:46 +0000
committerYang Tse <yangsita@gmail.com>2007-04-22 18:17:46 +0000
commit3616912d227ad06512b44af67e38a62e1d968c7c (patch)
tree9f51123d49baf1dda013b7905abafad999782d0b /lib
parent0abccc676da3b53d05750b289500dcf5144eca4c (diff)
Avoid an unnecessary call to gettimeofday() when
using custom timeout values.
Diffstat (limited to 'lib')
-rw-r--r--lib/connect.c48
-rw-r--r--lib/ftp.c45
2 files changed, 58 insertions, 35 deletions
diff --git a/lib/connect.c b/lib/connect.c
index 57e203657..0aeaf7959 100644
--- a/lib/connect.c
+++ b/lib/connect.c
@@ -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;
-
- /* Evaluate in milliseconds how much time that has passed */
- has_passed = Curl_tvdiff(Curl_tvnow(), data->progress.t_startsingle);
-
-#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) {
- if (data->set.timeout < data->set.connecttimeout)
- timeout_ms = data->set.timeout;
- else
- timeout_ms = data->set.connecttimeout;
- }
- else if(data->set.timeout)
+ /* 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 = DEFAULT_CONNECT_TIMEOUT;
+ break;
+ }
- /* 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");
diff --git a/lib/ftp.c b/lib/ftp.c
index ecbfd12f0..c502baab8 100644
--- a/lib/ftp.c
+++ b/lib/ftp.c
@@ -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 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) {
- timeout -= timespent;
- if(timeout<=0) {
+ 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");