From: Alan T. DeKok <aland@freeradius.org>
Date: Thu, 3 Oct 2024 14:02:52 +0000 (-0400)
Subject: add function for common case of mkdir
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=48a0e499f943fec9544c10e77ee603e879aa87b4;p=thirdparty%2Ffreeradius-server.git

add function for common case of mkdir
---

diff --git a/src/lib/util/file.c b/src/lib/util/file.c
index 3cd094bcda3..182598e2468 100644
--- a/src/lib/util/file.c
+++ b/src/lib/util/file.c
@@ -33,6 +33,25 @@ RCSID("$Id$")
 #include <freeradius-devel/util/syserror.h>
 #include <freeradius-devel/util/value.h>
 
+/** Callback for the common case of chown() of the directory.
+ *
+ */
+int fr_mkdir_chown(int fd, char const *path, void *uctx)
+{
+	fr_mkdir_chown_t const *ctx = uctx;
+
+	if ((ctx->uid == (uid_t) -1) && (ctx->gid == (gid_t) -1)) return 0;
+
+	if (fchown(fd, ctx->uid, ctx->gid) < 0) {
+		fr_strerror_printf("Failed changing ownership on directory \"%s\": %s",
+				   path, fr_syserror(errno));
+		return -1;
+	}
+
+	return 0;
+}
+
+
 static ssize_t _fr_mkdir(int *fd_out, char *start, char *path, mode_t mode, fr_mkdir_func_t func, void *uctx)
 {
 	int		ret, fd;
diff --git a/src/lib/util/file.h b/src/lib/util/file.h
index 29d3b16c069..a95d4ecbdde 100644
--- a/src/lib/util/file.h
+++ b/src/lib/util/file.h
@@ -44,6 +44,13 @@ extern "C" {
  */
 typedef int(*fr_mkdir_func_t)(int fd, char const *path, void *uctx);
 
+typedef struct {
+	uid_t		uid;
+	gid_t		gid;
+} fr_mkdir_chown_t;
+
+int		fr_mkdir_chown(int fd, char const *path, void *uctx);
+
 ssize_t		fr_mkdir(int *fd_out, char const *path, ssize_t len, mode_t mode,
 			 fr_mkdir_func_t func, void *uctx);