From: Jeremy Allison <jra@samba.org>
Date: Mon, 12 Jul 2021 22:37:20 +0000 (-0700)
Subject: s3: lib: Add sys_fstatat() wrapper.
X-Git-Tag: talloc-2.3.3~70
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8804d240fac3ffe58a5c43b23c842fa6bde61e27;p=thirdparty%2Fsamba.git

s3: lib: Add sys_fstatat() wrapper.

Does the usual things we need with fake_dir_create_times.

Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
---

diff --git a/source3/include/proto.h b/source3/include/proto.h
index 4485cb43419..938a71e8083 100644
--- a/source3/include/proto.h
+++ b/source3/include/proto.h
@@ -214,6 +214,11 @@ int sys_fstat(int fd, SMB_STRUCT_STAT *sbuf,
 	      bool fake_dir_create_times);
 int sys_lstat(const char *fname,SMB_STRUCT_STAT *sbuf,
 	      bool fake_dir_create_times);
+int sys_fstatat(int fd,
+		const char *pathname,
+		SMB_STRUCT_STAT *sbuf,
+		int flags,
+		bool fake_dir_create_times);
 int sys_posix_fallocate(int fd, off_t offset, off_t len);
 int sys_fallocate(int fd, uint32_t mode, off_t offset, off_t len);
 void kernel_flock(int fd, uint32_t share_access, uint32_t access_mask);
diff --git a/source3/lib/system.c b/source3/lib/system.c
index ad525737c5b..5d57ffadda1 100644
--- a/source3/lib/system.c
+++ b/source3/lib/system.c
@@ -369,6 +369,32 @@ int sys_lstat(const char *fname,SMB_STRUCT_STAT *sbuf,
 	return ret;
 }
 
+/*******************************************************************
+ An fstatat() wrapper.
+********************************************************************/
+
+int sys_fstatat(int fd,
+		const char *pathname,
+		SMB_STRUCT_STAT *sbuf,
+		int flags,
+		bool fake_dir_create_times)
+{
+	int ret;
+	struct stat statbuf;
+
+	ret = fstatat(fd, pathname, &statbuf, flags);
+	if (ret != 0) {
+		return -1;
+	}
+
+	/* we always want directories to appear zero size */
+	if (S_ISDIR(statbuf.st_mode)) {
+		statbuf.st_size = 0;
+	}
+	init_stat_ex_from_stat(sbuf, &statbuf, fake_dir_create_times);
+	return 0;
+}
+
 /*******************************************************************
  An posix_fallocate() wrapper.
 ********************************************************************/