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-rw-r--r--src/internal/tpax_driver_impl.h1
-rw-r--r--src/internal/tpax_ftime_impl.c48
-rw-r--r--src/internal/tpax_ftime_impl.h24
3 files changed, 73 insertions, 0 deletions
diff --git a/src/internal/tpax_driver_impl.h b/src/internal/tpax_driver_impl.h
index 1345c32..1e898e9 100644
--- a/src/internal/tpax_driver_impl.h
+++ b/src/internal/tpax_driver_impl.h
@@ -45,6 +45,7 @@ enum app_tags {
TAG_NORECURSE,
TAG_STRICT_PATH,
TAG_PURE_PATH,
+ TAG_PRESERVE_ATIME,
};
struct tpax_dirent {
diff --git a/src/internal/tpax_ftime_impl.c b/src/internal/tpax_ftime_impl.c
new file mode 100644
index 0000000..19c6d7b
--- /dev/null
+++ b/src/internal/tpax_ftime_impl.c
@@ -0,0 +1,48 @@
+/**************************************************************/
+/* tpax: a topological pax implementation */
+/* Copyright (C) 2020--2024 SysDeer Technologies, LLC */
+/* Released under GPLv2 and GPLv3; see COPYING.TPAX. */
+/**************************************************************/
+
+#include <time.h>
+#include <sys/time.h>
+#include <sys/stat.h>
+
+#include "tpax_ftime_impl.h"
+#include "tpax_driver_impl.h"
+#include "tpax_visibility_impl.h"
+
+tpax_hidden void tpax_ftime_restore(
+ const struct tpax_driver_ctx * dctx,
+ int fd,
+ const struct stat * refst)
+{
+ struct timespec ts[2];
+
+ if (dctx->cctx->drvflags & TPAX_DRIVER_PRESERVE_ATIME) {
+ ts[0].tv_sec = refst->st_atim.tv_sec;
+ ts[0].tv_nsec = refst->st_atim.tv_nsec;
+ } else {
+ ts[0].tv_nsec = UTIME_OMIT;
+ }
+
+ if (dctx->cctx->drvflags & TPAX_DRIVER_PRESERVE_MTIME) {
+ ts[1].tv_sec = refst->st_mtim.tv_sec;
+ ts[1].tv_nsec = refst->st_mtim.tv_nsec;
+ } else {
+ ts[1].tv_nsec = UTIME_OMIT;
+ }
+
+ if ((ts[0].tv_nsec != UTIME_OMIT) || (ts[1].tv_nsec != UTIME_OMIT)) {
+ futimens(fd,ts);
+ }
+}
+
+tpax_hidden void tpax_ftime_restore_and_close(
+ const struct tpax_driver_ctx * dctx,
+ int fd,
+ const struct stat * refst)
+{
+ tpax_ftime_restore(dctx,fd,refst);
+ close(fd);
+}
diff --git a/src/internal/tpax_ftime_impl.h b/src/internal/tpax_ftime_impl.h
new file mode 100644
index 0000000..2d0e981
--- /dev/null
+++ b/src/internal/tpax_ftime_impl.h
@@ -0,0 +1,24 @@
+/**************************************************************/
+/* tpax: a topological pax implementation */
+/* Copyright (C) 2020--2024 SysDeer Technologies, LLC */
+/* Released under GPLv2 and GPLv3; see COPYING.TPAX. */
+/**************************************************************/
+
+#ifndef TPAX_FTIME_IMPL_H
+#define TPAX_FTIME_IMPL_H
+
+#include <time.h>
+#include <sys/time.h>
+#include <sys/stat.h>
+
+#include "tpax_driver_impl.h"
+
+void tpax_ftime_restore(
+ const struct tpax_driver_ctx *,
+ int fd, const struct stat *);
+
+void tpax_ftime_restore_and_close(
+ const struct tpax_driver_ctx *,
+ int fd, const struct stat *);
+
+#endif