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authorFelix Fietkau <nbd@openwrt.org>2006-10-13 22:51:49 +0200
committerFelix Fietkau <nbd@openwrt.org>2016-03-20 17:29:15 +0100
commit60c1f0f64d23003a19a07d6b9638542130f6641d (patch)
tree8fb2787f4c49baded97cd55e0c371fe1cffce2b6 /package/ppp/patches/209-compensate_time_change.patch
parentd58a09110ccfa95f06c983fe796806f2e035c9d2 (diff)
parentb3ce218b51746d3a576221ea542facf3a1703ab2 (diff)
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finally move buildroot-ng to trunk
Diffstat (limited to 'package/ppp/patches/209-compensate_time_change.patch')
-rw-r--r--package/ppp/patches/209-compensate_time_change.patch82
1 files changed, 82 insertions, 0 deletions
diff --git a/package/ppp/patches/209-compensate_time_change.patch b/package/ppp/patches/209-compensate_time_change.patch
new file mode 100644
index 0000000000..f43085ab11
--- /dev/null
+++ b/package/ppp/patches/209-compensate_time_change.patch
@@ -0,0 +1,82 @@
+diff -urN ppp.old/pppd/main.c ppp.dev/pppd/main.c
+--- ppp.old/pppd/main.c 2005-11-11 19:19:28.177790000 +0100
++++ ppp.dev/pppd/main.c 2005-11-11 20:18:05.957363000 +0100
+@@ -90,6 +90,7 @@
+ #include <sys/socket.h>
+ #include <netinet/in.h>
+ #include <arpa/inet.h>
++#include <sys/sysinfo.h>
+
+ #include "pppd.h"
+ #include "magic.h"
+@@ -227,6 +228,7 @@
+
+ /* Prototypes for procedures local to this file. */
+
++static void check_time(void);
+ static void setup_signals __P((void));
+ static void create_pidfile __P((int pid));
+ static void create_linkpidfile __P((int pid));
+@@ -531,6 +533,7 @@
+ info("Starting link");
+ }
+
++ check_time();
+ gettimeofday(&start_time, NULL);
+ script_unsetenv("CONNECT_TIME");
+ script_unsetenv("BYTES_SENT");
+@@ -1195,6 +1198,36 @@
+
+ static struct callout *callout = NULL; /* Callout list */
+ static struct timeval timenow; /* Current time */
++static long uptime_diff = 0;
++static int uptime_diff_set = 0;
++
++static void check_time(void)
++{
++ long new_diff;
++ struct timeval t;
++ struct sysinfo i;
++ struct callout *p;
++
++ gettimeofday(&t, NULL);
++ sysinfo(&i);
++ new_diff = t.tv_sec - i.uptime;
++
++ if (!uptime_diff_set) {
++ uptime_diff = new_diff;
++ uptime_diff_set = 1;
++ return;
++ }
++
++ if ((new_diff - 5 > uptime_diff) || (new_diff + 5 < uptime_diff)) {
++ /* system time has changed, update counters and timeouts */
++ info("System time change detected.");
++ start_time.tv_sec += new_diff - uptime_diff;
++
++ for (p = callout; p != NULL; p = p->c_next)
++ p->c_time.tv_sec += new_diff - uptime_diff;
++ }
++ uptime_diff = new_diff;
++}
+
+ /*
+ * timeout - Schedule a timeout.
+@@ -1265,6 +1298,8 @@
+ {
+ struct callout *p;
+
++ check_time();
++
+ while (callout != NULL) {
+ p = callout;
+
+@@ -1292,6 +1327,8 @@
+ {
+ if (callout == NULL)
+ return NULL;
++
++ check_time();
+
+ gettimeofday(&timenow, NULL);
+ tvp->tv_sec = callout->c_time.tv_sec - timenow.tv_sec;