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authorJunio C Hamano <junkio@cox.net>2006-09-20 16:04:46 -0700
committerJunio C Hamano <junkio@cox.net>2006-09-20 16:08:14 -0700
commite49521b56d8715f46b93ee6bc95f7de9c6858365 (patch)
tree3303de68046e01531ea03e0efa2006a754ce4f27
parent62e27f273d66afa996cb7aee6cdb25fbedc053f6 (diff)
downloadgit-e49521b56d8715f46b93ee6bc95f7de9c6858365.tar.gz
git-e49521b56d8715f46b93ee6bc95f7de9c6858365.tar.xz
Make hexval() available to others.
builtin-mailinfo.c has its own hexval implementaiton but it can share the table-lookup one recently implemented in sha1_file.c Signed-off-by: Junio C Hamano <junkio@cox.net>
-rw-r--r--builtin-mailinfo.c11
-rw-r--r--cache.h6
-rw-r--r--sha1_file.c72
3 files changed, 40 insertions, 49 deletions
diff --git a/builtin-mailinfo.c b/builtin-mailinfo.c
index 0c65f9314..b8d7dbc0b 100644
--- a/builtin-mailinfo.c
+++ b/builtin-mailinfo.c
@@ -451,17 +451,6 @@ static int read_one_header_line(char *line, int sz, FILE *in)
return ofs;
}
-static unsigned hexval(int c)
-{
- if (c >= '0' && c <= '9')
- return c - '0';
- if (c >= 'a' && c <= 'f')
- return c - 'a' + 10;
- if (c >= 'A' && c <= 'F')
- return c - 'A' + 10;
- return ~0;
-}
-
static int decode_q_segment(char *in, char *ot, char *ep, int rfc2047)
{
int c;
diff --git a/cache.h b/cache.h
index 57db7c9b2..d557e75eb 100644
--- a/cache.h
+++ b/cache.h
@@ -278,6 +278,12 @@ enum object_type {
OBJ_BAD,
};
+extern signed char hexval_table[256];
+static inline unsigned int hexval(unsigned int c)
+{
+ return hexval_table[c];
+}
+
/* Convert to/from hex/sha1 representation */
#define MINIMUM_ABBREV 4
#define DEFAULT_ABBREV 7
diff --git a/sha1_file.c b/sha1_file.c
index b89edb951..0f9c2b621 100644
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -26,44 +26,40 @@ const unsigned char null_sha1[20];
static unsigned int sha1_file_open_flag = O_NOATIME;
-static inline unsigned int hexval(unsigned int c)
-{
- static signed char val[256] = {
- -1, -1, -1, -1, -1, -1, -1, -1, /* 00-07 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* 08-0f */
- -1, -1, -1, -1, -1, -1, -1, -1, /* 10-17 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* 18-1f */
- -1, -1, -1, -1, -1, -1, -1, -1, /* 20-27 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* 28-2f */
- 0, 1, 2, 3, 4, 5, 6, 7, /* 30-37 */
- 8, 9, -1, -1, -1, -1, -1, -1, /* 38-3f */
- -1, 10, 11, 12, 13, 14, 15, -1, /* 40-47 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* 48-4f */
- -1, -1, -1, -1, -1, -1, -1, -1, /* 50-57 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* 58-5f */
- -1, 10, 11, 12, 13, 14, 15, -1, /* 60-67 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* 68-67 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* 70-77 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* 78-7f */
- -1, -1, -1, -1, -1, -1, -1, -1, /* 80-87 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* 88-8f */
- -1, -1, -1, -1, -1, -1, -1, -1, /* 90-97 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* 98-9f */
- -1, -1, -1, -1, -1, -1, -1, -1, /* a0-a7 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* a8-af */
- -1, -1, -1, -1, -1, -1, -1, -1, /* b0-b7 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* b8-bf */
- -1, -1, -1, -1, -1, -1, -1, -1, /* c0-c7 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* c8-cf */
- -1, -1, -1, -1, -1, -1, -1, -1, /* d0-d7 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* d8-df */
- -1, -1, -1, -1, -1, -1, -1, -1, /* e0-e7 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* e8-ef */
- -1, -1, -1, -1, -1, -1, -1, -1, /* f0-f7 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* f8-ff */
- };
- return val[c];
-}
+signed char hexval_table[256] = {
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 00-07 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 08-0f */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 10-17 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 18-1f */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 20-27 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 28-2f */
+ 0, 1, 2, 3, 4, 5, 6, 7, /* 30-37 */
+ 8, 9, -1, -1, -1, -1, -1, -1, /* 38-3f */
+ -1, 10, 11, 12, 13, 14, 15, -1, /* 40-47 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 48-4f */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 50-57 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 58-5f */
+ -1, 10, 11, 12, 13, 14, 15, -1, /* 60-67 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 68-67 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 70-77 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 78-7f */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 80-87 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 88-8f */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 90-97 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 98-9f */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* a0-a7 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* a8-af */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* b0-b7 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* b8-bf */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* c0-c7 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* c8-cf */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* d0-d7 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* d8-df */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* e0-e7 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* e8-ef */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* f0-f7 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* f8-ff */
+};
int get_sha1_hex(const char *hex, unsigned char *sha1)
{