From: Timo Sirainen <timo.sirainen@dovecot.fi>
Date: Fri, 31 Mar 2017 09:28:56 +0000 (+0300)
Subject: lib-fs: Add FS_METADATA_ORIG_PATH
X-Git-Tag: 2.2.29.rc1~38
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=738f09fb1323ebfe268432b0cf730241e0054809;p=thirdparty%2Fdovecot%2Fcore.git

lib-fs: Add FS_METADATA_ORIG_PATH

This allows fs backends to keep track of the original filename and use it
for logging purposes and such.
---

diff --git a/src/lib-fs/fs-api.c b/src/lib-fs/fs-api.c
index d3030edd07..4e74e53769 100644
--- a/src/lib-fs/fs-api.c
+++ b/src/lib-fs/fs-api.c
@@ -234,6 +234,8 @@ struct fs_file *fs_file_init(struct fs *fs, const char *path, int mode_flags)
 	file->flags = mode_flags & ~FS_OPEN_MODE_MASK;
 	fs->files_open_count++;
 	DLLIST_PREPEND(&fs->files, file);
+
+	fs_set_metadata(file, FS_METADATA_ORIG_PATH, path);
 	return file;
 }
 
diff --git a/src/lib-fs/fs-api.h b/src/lib-fs/fs-api.h
index 4fd3cce780..84f53c149b 100644
--- a/src/lib-fs/fs-api.h
+++ b/src/lib-fs/fs-api.h
@@ -17,6 +17,10 @@ struct hash_method;
    This can be useful if you don't know the final filename before writing it
    (e.g. filename contains the file size). */
 #define FS_METADATA_WRITE_FNAME FS_METADATA_INTERNAL_PREFIX"WriteFilename"
+/* Original path of the file. The path that's eventually visible to a fs
+   backend may be something different, e.g. object ID. This allows the backend
+   to still access the original path. */
+#define FS_METADATA_ORIG_PATH FS_METADATA_INTERNAL_PREFIX"OrigPath"
 
 enum fs_properties {
 	FS_PROPERTY_METADATA	= 0x01,