This function does not contain any backend specific code so we
move it to the common code.
Signed-off-by: Ronnie Sahlberg <sahlb...@google.com>
Signed-off-by: David Turner <dtur...@twitter.com
---
refs-be-files.c | 33 ---------------------------------
refs.c | 23 +++++++++++++++++++++++
refs.h | 2 ++
3 files changed, 25 insertions(+), 33 deletions(-)
diff --git a/refs-be-files.c b/refs-be-files.c
index ff9dd6f..9e0e51c 100644
--- a/refs-be-files.c
+++ b/refs-be-files.c
@@ -231,39 +231,6 @@ static struct ref_dir *get_ref_dir(struct ref_entry *entry)
return dir;
}
-/*
- * Check if a refname is safe.
- * For refs that start with "refs/" we consider it safe as long they do
- * not try to resolve to outside of refs/.
- *
- * For all other refs we only consider them safe iff they only contain
- * upper case characters and '_' (like "HEAD" AND "MERGE_HEAD", and not like
- * "config").
- */
-static int refname_is_safe(const char *refname)
-{
- if (starts_with(refname, "refs/")) {
- char *buf;
- int result;
-
- buf = xmalloc(strlen(refname) + 1);
- /*
- * Does the refname try to escape refs/?
- * For example: refs/foo/../bar is safe but refs/foo/../../bar
- * is not.
- */
- result = !normalize_path_copy(buf, refname + strlen("refs/"));
- free(buf);
- return result;
- }
- while (*refname) {
- if (!isupper(*refname) && *refname != '_')
- return 0;
- refname++;
- }
- return 1;
-}
-
static struct ref_entry *create_ref_entry(const char *refname,
const unsigned char *sha1, int flag,
int check_name)
diff --git a/refs.c b/refs.c
index 082c540..5267b2b 100644
--- a/refs.c
+++ b/refs.c
@@ -901,6 +901,29 @@ int head_ref_namespaced(each_ref_fn fn, void *cb_data)
return ret;
}
+int refname_is_safe(const char *refname)
+{
+ if (starts_with(refname, "refs/")) {
+ char *buf;
+ int result;
+
+ buf = xmalloc(strlen(refname) + 1);
+ /*
+ * Does the refname try to escape refs/?
+ * For example: refs/foo/../bar is safe but refs/foo/../../bar
+ * is not.
+ */
+ result = !normalize_path_copy(buf, refname + strlen("refs/"));
+ free(buf);
+ return result;
+ }
+ while (*refname) {
+ if (!isupper(*refname) && *refname != '_')
+ return 0;
+ refname++;
+ }
+ return 1;
+}
/* backend functions */
struct ref_transaction *ref_transaction_begin(struct strbuf *err)
diff --git a/refs.h b/refs.h
index 0c5c8e0..5542587 100644
--- a/refs.h
+++ b/refs.h
@@ -326,6 +326,8 @@ extern int for_each_reflog(each_ref_fn, void *);
*/
extern int check_refname_format(const char *refname, int flags);
+extern int refname_is_safe(const char *refname);
+
extern const char *prettify_refname(const char *refname);
extern char *shorten_unambiguous_ref(const char *refname, int strict);
--
2.0.4.315.gad8727a-twtrsrc
--
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