From: Ronnie Sahlberg <sahlberg@xxxxxxxxxx>
This function does not contain any backend specific code so we
move it to the common code.
Signed-off-by: Ronnie Sahlberg <sahlberg@xxxxxxxxxx>
Signed-off-by: David Turner <dturner@xxxxxxxxxxxxxxxx>
Signed-off-by: Junio C Hamano <gitster@xxxxxxxxx>
---
refs-be-files.c | 109 --------------------------------------------------------
refs.c | 109 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 109 insertions(+), 109 deletions(-)
diff --git a/refs-be-files.c b/refs-be-files.c
index 589e10d..345bee7 100644
--- a/refs-be-files.c
+++ b/refs-be-files.c
@@ -14,27 +14,6 @@ struct ref_lock {
};
/*
- * How to handle various characters in refnames:
- * 0: An acceptable character for refs
- * 1: End-of-component
- * 2: ., look for a preceding . to reject .. in refs
- * 3: {, look for a preceding @ to reject @{ in refs
- * 4: A bad character: ASCII control characters, and
- * ":", "?", "[", "\", "^", "~", SP, or TAB
- * 5: *, reject unless REFNAME_REFSPEC_PATTERN is set
- */
-static unsigned char refname_disposition[256] = {
- 1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
- 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
- 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 2, 1,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 0, 0, 0, 0, 4,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 4, 0, 4, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 4, 4
-};
-
-/*
* Flag passed to lock_ref_sha1_basic() telling it to tolerate broken
* refs (i.e., because the reference is about to be deleted anyway).
*/
@@ -69,94 +48,6 @@ static unsigned char refname_disposition[256] = {
* value to ref_update::flags
*/
-/*
- * Try to read one refname component from the front of refname.
- * Return the length of the component found, or -1 if the component is
- * not legal. It is legal if it is something reasonable to have under
- * ".git/refs/"; We do not like it if:
- *
- * - any path component of it begins with ".", or
- * - it has double dots "..", or
- * - it has ASCII control characters, or
- * - it has ":", "?", "[", "\", "^", "~", SP, or TAB anywhere, or
- * - it has "*" anywhere unless REFNAME_REFSPEC_PATTERN is set, or
- * - it ends with a "/", or
- * - it ends with ".lock", or
- * - it contains a "@{" portion
- */
-static int check_refname_component(const char *refname, int *flags)
-{
- const char *cp;
- char last = '\0';
-
- for (cp = refname; ; cp++) {
- int ch = *cp & 255;
- unsigned char disp = refname_disposition[ch];
- switch (disp) {
- case 1:
- goto out;
- case 2:
- if (last == '.')
- return -1; /* Refname contains "..". */
- break;
- case 3:
- if (last == '@')
- return -1; /* Refname contains "@{". */
- break;
- case 4:
- return -1;
- case 5:
- if (!(*flags & REFNAME_REFSPEC_PATTERN))
- return -1; /* refspec can't be a pattern */
-
- /*
- * Unset the pattern flag so that we only accept
- * a single asterisk for one side of refspec.
- */
- *flags &= ~ REFNAME_REFSPEC_PATTERN;
- break;
- }
- last = ch;
- }
-out:
- if (cp == refname)
- return 0; /* Component has zero length. */
- if (refname[0] == '.')
- return -1; /* Component starts with '.'. */
- if (cp - refname >= LOCK_SUFFIX_LEN &&
- !memcmp(cp - LOCK_SUFFIX_LEN, LOCK_SUFFIX, LOCK_SUFFIX_LEN))
- return -1; /* Refname ends with ".lock". */
- return cp - refname;
-}
-
-int check_refname_format(const char *refname, int flags)
-{
- int component_len, component_count = 0;
-
- if (!strcmp(refname, "@"))
- /* Refname is a single character '@'. */
- return -1;
-
- while (1) {
- /* We are at the start of a path component. */
- component_len = check_refname_component(refname, &flags);
- if (component_len <= 0)
- return -1;
-
- component_count++;
- if (refname[component_len] == '\0')
- break;
- /* Skip to next component. */
- refname += component_len + 1;
- }
-
- if (refname[component_len - 1] == '.')
- return -1; /* Refname ends with '.'. */
- if (!(flags & REFNAME_ALLOW_ONELEVEL) && component_count < 2)
- return -1; /* Refname has only one component. */
- return 0;
-}
-
struct ref_entry;
/*
diff --git a/refs.c b/refs.c
index fcd5ddd..d79ba82 100644
--- a/refs.c
+++ b/refs.c
@@ -623,3 +623,112 @@ char *resolve_refdup(const char *refname, int resolve_flags,
return xstrdup_or_null(resolve_ref_unsafe(refname, resolve_flags,
sha1, flags));
}
+
+/*
+ * How to handle various characters in refnames:
+ * 0: An acceptable character for refs
+ * 1: End-of-component
+ * 2: ., look for a preceding . to reject .. in refs
+ * 3: {, look for a preceding @ to reject @{ in refs
+ * 4: A bad character: ASCII control characters, and
+ * ":", "?", "[", "\", "^", "~", SP, or TAB
+ * 5: *, reject unless REFNAME_REFSPEC_PATTERN is set
+ */
+static unsigned char refname_disposition[256] = {
+ 1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
+ 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
+ 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 2, 1,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 0, 0, 0, 0, 4,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 4, 0, 4, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 4, 4
+};
+
+/*
+ * Try to read one refname component from the front of refname.
+ * Return the length of the component found, or -1 if the component is
+ * not legal. It is legal if it is something reasonable to have under
+ * ".git/refs/"; We do not like it if:
+ *
+ * - any path component of it begins with ".", or
+ * - it has double dots "..", or
+ * - it has ASCII control characters, or
+ * - it has ":", "?", "[", "\", "^", "~", SP, or TAB anywhere, or
+ * - it has "*" anywhere unless REFNAME_REFSPEC_PATTERN is set, or
+ * - it ends with a "/", or
+ * - it ends with ".lock", or
+ * - it contains a "@{" portion
+ */
+static int check_refname_component(const char *refname, int *flags)
+{
+ const char *cp;
+ char last = '\0';
+
+ for (cp = refname; ; cp++) {
+ int ch = *cp & 255;
+ unsigned char disp = refname_disposition[ch];
+ switch (disp) {
+ case 1:
+ goto out;
+ case 2:
+ if (last == '.')
+ return -1; /* Refname contains "..". */
+ break;
+ case 3:
+ if (last == '@')
+ return -1; /* Refname contains "@{". */
+ break;
+ case 4:
+ return -1;
+ case 5:
+ if (!(*flags & REFNAME_REFSPEC_PATTERN))
+ return -1; /* refspec can't be a pattern */
+
+ /*
+ * Unset the pattern flag so that we only accept
+ * a single asterisk for one side of refspec.
+ */
+ *flags &= ~ REFNAME_REFSPEC_PATTERN;
+ break;
+ }
+ last = ch;
+ }
+out:
+ if (cp == refname)
+ return 0; /* Component has zero length. */
+ if (refname[0] == '.')
+ return -1; /* Component starts with '.'. */
+ if (cp - refname >= LOCK_SUFFIX_LEN &&
+ !memcmp(cp - LOCK_SUFFIX_LEN, LOCK_SUFFIX, LOCK_SUFFIX_LEN))
+ return -1; /* Refname ends with ".lock". */
+ return cp - refname;
+}
+
+int check_refname_format(const char *refname, int flags)
+{
+ int component_len, component_count = 0;
+
+ if (!strcmp(refname, "@"))
+ /* Refname is a single character '@'. */
+ return -1;
+
+ while (1) {
+ /* We are at the start of a path component. */
+ component_len = check_refname_component(refname, &flags);
+ if (component_len <= 0)
+ return -1;
+
+ component_count++;
+ if (refname[component_len] == '\0')
+ break;
+ /* Skip to next component. */
+ refname += component_len + 1;
+ }
+
+ if (refname[component_len - 1] == '.')
+ return -1; /* Refname ends with '.'. */
+ if (!(flags & REFNAME_ALLOW_ONELEVEL) && component_count < 2)
+ return -1; /* Refname has only one component. */
+ return 0;
+}
--
2.4.2.644.g97b850b-twtrsrc
--
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