[PATCH] Anal retentive 'const unsigned char *sha1'

Make 'sha1' parameters const where possible

Signed-off-by: Jason McMullan <jason.mcmullan@timesys.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/blob.c b/blob.c
index c800cd3905e2a4e97098064a588e15c0ae33a0b0..ea52ad5c9d819721ff6f631d7d5b3057fabcd633 100644 (file)
--- a/blob.c
+++ b/blob.c
@@ -4,7 +4,7 @@
 
 const char *blob_type = "blob";
 
-struct blob *lookup_blob(unsigned char *sha1)
+struct blob *lookup_blob(const unsigned char *sha1)
 {
        struct object *obj = lookup_object(sha1);
        if (!obj) {

diff --git a/blob.h b/blob.h
index 8004c835e73d44f3d9f0adf533cbf2475c288b42..ea5d9e9f8b63be2c7048d19ee53feb06b0795c80 100644 (file)
--- a/blob.h
+++ b/blob.h
@@ -9,7 +9,7 @@ struct blob {
        struct object object;
 };
 
-struct blob *lookup_blob(unsigned char *sha1);
+struct blob *lookup_blob(const unsigned char *sha1);
 
 int parse_blob_buffer(struct blob *item, void *buffer, unsigned long size);
 

diff --git a/cache.h b/cache.h
index 74307f18296a6ef00f1839cc62d7560db1b916d6..6a7525afc982166430b6277cc756c8911f9b2bdb 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -167,7 +167,7 @@ extern void * unpack_sha1_file(void *map, unsigned long mapsize, char *type, uns
 extern void * read_sha1_file(const unsigned char *sha1, char *type, unsigned long *size);
 extern int write_sha1_file(void *buf, unsigned long len, const char *type, unsigned char *return_sha1);
 
-extern int check_sha1_signature(unsigned char *sha1, void *buf, unsigned long size, const char *type);
+extern int check_sha1_signature(const unsigned char *sha1, void *buf, unsigned long size, const char *type);
 
 /* Read a tree into the cache */
 extern int read_tree(void *buffer, unsigned long size, int stage);

diff --git a/commit.c b/commit.c
index 21ac2fe9d71832896c21cae6528a2355068e654a..9fa03ef03000979d4a798c8e22cd2074e7c9d48d 100644 (file)
--- a/commit.c
+++ b/commit.c
@@ -5,7 +5,7 @@
 
 const char *commit_type = "commit";
 
-static struct commit *check_commit(struct object *obj, unsigned char *sha1)
+static struct commit *check_commit(struct object *obj, const unsigned char *sha1)
 {
        if (obj->type != commit_type) {
                error("Object %s is a %s, not a commit", 
@@ -15,7 +15,7 @@ static struct commit *check_commit(struct object *obj, unsigned char *sha1)
        return (struct commit *) obj;
 }
 
-struct commit *lookup_commit_reference(unsigned char *sha1)
+struct commit *lookup_commit_reference(const unsigned char *sha1)
 {
        struct object *obj = parse_object(sha1);
 
@@ -26,7 +26,7 @@ struct commit *lookup_commit_reference(unsigned char *sha1)
        return check_commit(obj, sha1);
 }
 
-struct commit *lookup_commit(unsigned char *sha1)
+struct commit *lookup_commit(const unsigned char *sha1)
 {
        struct object *obj = lookup_object(sha1);
        if (!obj) {

diff --git a/commit.h b/commit.h
index 51d95764ab121257ebba0050d54146f11188d2c2..57c1b62faf2b0e4dffcfec45baa6bdf1ce883350 100644 (file)
--- a/commit.h
+++ b/commit.h
@@ -19,8 +19,8 @@ struct commit {
 
 extern const char *commit_type;
 
-struct commit *lookup_commit(unsigned char *sha1);
-struct commit *lookup_commit_reference(unsigned char *sha1);
+struct commit *lookup_commit(const unsigned char *sha1);
+struct commit *lookup_commit_reference(const unsigned char *sha1);
 
 int parse_commit_buffer(struct commit *item, void *buffer, unsigned long size);
 

diff --git a/delta.c b/delta.c
index b31957a1d38046b9ead2569bbdd59be061f0157b..db85989e71b7f33c4ddd80ae9b1cbad10461856a 100644 (file)
--- a/delta.c
+++ b/delta.c
@@ -17,7 +17,7 @@ struct delta {
        } u;
 };
 
-struct delta *lookup_delta(unsigned char *sha1)
+struct delta *lookup_delta(const unsigned char *sha1)
 {
        struct object *obj = lookup_object(sha1);
        if (!obj) {

diff --git a/delta.h b/delta.h
index 8e4efdf4acb568a4bd439884911d0ee947bd7f92..df97ff84f7e45ec2d45fc613576d91057e2b5d61 100644 (file)
--- a/delta.h
+++ b/delta.h
@@ -12,7 +12,7 @@ extern void *patch_delta(void *src_buf, unsigned long src_size,
 /* handling of delta objects */
 struct delta;
 struct object_list;
-extern struct delta *lookup_delta(unsigned char *sha1);
+extern struct delta *lookup_delta(const unsigned char *sha1);
 extern int parse_delta_buffer(struct delta *item, void *buffer, unsigned long size);
 extern int parse_delta(struct delta *item, unsigned char sha1);
 extern int process_deltas(void *src, unsigned long src_size,

diff --git a/object.c b/object.c
index 5e72a7878488922cfeeb5dba385d72049253f7c3..5e8378857028afeb4d1cd91c0de26c8414e137de 100644 (file)
--- a/object.c
+++ b/object.c
@@ -10,7 +10,7 @@ struct object **objs;
 int nr_objs;
 static int obj_allocs;
 
-static int find_object(unsigned char *sha1)
+static int find_object(const unsigned char *sha1)
 {
        int first = 0, last = nr_objs;
 
@@ -31,7 +31,7 @@ static int find_object(unsigned char *sha1)
         return -first-1;
 }
 
-struct object *lookup_object(unsigned char *sha1)
+struct object *lookup_object(const unsigned char *sha1)
 {
        int pos = find_object(sha1);
        if (pos >= 0)
@@ -39,7 +39,7 @@ struct object *lookup_object(unsigned char *sha1)
        return NULL;
 }
 
-void created_object(unsigned char *sha1, struct object *obj)
+void created_object(const unsigned char *sha1, struct object *obj)
 {
        int pos = find_object(sha1);
 
@@ -98,7 +98,7 @@ void mark_reachable(struct object *obj, unsigned int mask)
        }
 }
 
-struct object *parse_object(unsigned char *sha1)
+struct object *parse_object(const unsigned char *sha1)
 {
        unsigned long mapsize;
        void *map = map_sha1_file(sha1, &mapsize);

diff --git a/object.h b/object.h
index cde8471b56eb351152c3532a2f669208b3eb13bb..ca455d57117af5f15e83b791a336351b43af6716 100644 (file)
--- a/object.h
+++ b/object.h
@@ -21,12 +21,12 @@ struct object {
 extern int nr_objs;
 extern struct object **objs;
 
-struct object *lookup_object(unsigned char *sha1);
+struct object *lookup_object(const unsigned char *sha1);
 
-void created_object(unsigned char *sha1, struct object *obj);
+void created_object(const unsigned char *sha1, struct object *obj);
 
 /** Returns the object, having parsed it to find out what it is. **/
-struct object *parse_object(unsigned char *sha1);
+struct object *parse_object(const unsigned char *sha1);
 
 void add_ref(struct object *refer, struct object *target);
 

diff --git a/sha1_file.c b/sha1_file.c
index 7cfd43c51ba20ee85fe6056c67bbc88cc90dad81..e648c068b558fbdbbdc866c8829af3641e2c5b60 100644 (file)
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -266,7 +266,7 @@ static char *find_sha1_file(const unsigned char *sha1, struct stat *st)
        return NULL;
 }
 
-int check_sha1_signature(unsigned char *sha1, void *map, unsigned long size, const char *type)
+int check_sha1_signature(const unsigned char *sha1, void *map, unsigned long size, const char *type)
 {
        char header[100];
        unsigned char real_sha1[20];

diff --git a/tag.c b/tag.c
index 26494ca9695fdd2e81952378f64bbc361698117d..4041af2572a4427a03bc8955137b7d2211f9d770 100644 (file)
--- a/tag.c
+++ b/tag.c
@@ -3,7 +3,7 @@
 
 const char *tag_type = "tag";
 
-struct tag *lookup_tag(unsigned char *sha1)
+struct tag *lookup_tag(const unsigned char *sha1)
 {
         struct object *obj = lookup_object(sha1);
         if (!obj) {

diff --git a/tag.h b/tag.h
index 41826870f87aaa2e45f34b825aa2c7c63aa81d80..3e8c32d738ddad2538257b84830424a77b9aae7a 100644 (file)
--- a/tag.h
+++ b/tag.h
@@ -12,7 +12,7 @@ struct tag {
        char *signature; /* not actually implemented */
 };
 
-extern struct tag *lookup_tag(unsigned char *sha1);
+extern struct tag *lookup_tag(const unsigned char *sha1);
 extern int parse_tag_buffer(struct tag *item, void *data, unsigned long size);
 extern int parse_tag(struct tag *item);
 

diff --git a/tree.c b/tree.c
index aa55ddb6846bdc33abf9d41424d105e1b2331640..2432f09a0259613b055a5ffed020dc56abc79f12 100644 (file)
--- a/tree.c
+++ b/tree.c
@@ -73,7 +73,7 @@ int read_tree(void *buffer, unsigned long size, int stage)
        return read_tree_recursive(buffer, size, "", 0, stage);
 }
 
-struct tree *lookup_tree(unsigned char *sha1)
+struct tree *lookup_tree(const unsigned char *sha1)
 {
        struct object *obj = lookup_object(sha1);
        if (!obj) {

diff --git a/tree.h b/tree.h
index 056bd86fa9e5a62207bd52fbb124f080e8854253..74fe09d7634661d208f88536cf831c3858766450 100644 (file)
--- a/tree.h
+++ b/tree.h
@@ -24,7 +24,7 @@ struct tree {
        struct tree_entry_list *entries;
 };
 
-struct tree *lookup_tree(unsigned char *sha1);
+struct tree *lookup_tree(const unsigned char *sha1);
 
 int parse_tree_buffer(struct tree *item, void *buffer, unsigned long size);