1 files changed, 85 insertions, 0 deletions

diff --git a/src/time64.h b/src/time64.h
new file mode 100644
index 0000000..556e06f
--- /dev/null
+++ b/src/time64.h
@@ -0,0 +1,85 @@
+#ifndef TIME64_H
+#    define TIME64_H
+
+#include <time.h>
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+/* Set our custom types */
+typedef long long       Int64;
+typedef Int64           Time64_T;
+typedef Int64           Year;
+
+
+/* A copy of the tm struct but with a 64 bit year */
+struct TM64 {
+        int     tm_sec;
+        int     tm_min;
+        int     tm_hour;
+        int     tm_mday;
+        int     tm_mon;
+        Year    tm_year;
+        int     tm_wday;
+        int     tm_yday;
+        int     tm_isdst;
+
+#ifdef HAVE_TM_TM_GMTOFF
+        long    tm_gmtoff;
+#endif
+
+#ifdef HAVE_TM_TM_ZONE
+        char    *tm_zone;
+#endif
+};
+
+
+/* Decide which tm struct to use */
+#ifdef USE_TM64
+#define TM      TM64
+#else
+#define TM      tm
+#endif   
+
+
+/* Declare public functions */
+struct TM *gmtime64_r    (const Time64_T *, struct TM *);
+struct TM *localtime64_r (const Time64_T *, struct TM *);
+struct TM *gmtime64      (const Time64_T *);
+struct TM *localtime64   (const Time64_T *);
+
+char *asctime64          (const struct TM *);
+char *asctime64_r        (const struct TM *, char *);
+
+char *ctime64            (const Time64_T*);
+char *ctime64_r          (const Time64_T*, char*);
+
+Time64_T   timegm64      (const struct TM *);
+Time64_T   mktime64      (struct TM *);
+Time64_T   timelocal64   (struct TM *);
+
+
+/* Not everyone has gm/localtime_r(), provide a replacement */
+#ifdef HAVE_LOCALTIME_R
+#    define LOCALTIME_R(clock, result) localtime_r(clock, result)
+#else
+#    define LOCALTIME_R(clock, result) fake_localtime_r(clock, result)
+#endif
+#ifdef HAVE_GMTIME_R
+#    define GMTIME_R(clock, result)    gmtime_r(clock, result)
+#else
+#    define GMTIME_R(clock, result)    fake_gmtime_r(clock, result)
+#endif
+
+
+/* Use a different asctime format depending on how big the year is */
+#ifdef USE_TM64
+    #define TM64_ASCTIME_FORMAT "%.3s %.3s%3d %.2d:%.2d:%.2d %lld\n"
+#else
+    #define TM64_ASCTIME_FORMAT "%.3s %.3s%3d %.2d:%.2d:%.2d %d\n"
+#endif
+
+void copy_tm_to_TM64(const struct tm *src, struct TM *dest);
+void copy_TM64_to_tm(const struct TM *src, struct tm *dest);
+
+#endif