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authorJonathan Tan <jonathantanmy@google.com>2017-08-18 15:20:16 -0700
committerJunio C Hamano <gitster@pobox.com>2017-08-23 15:12:06 -0700
commit4f39cd821d1756f5f6d145f987576660136931ee (patch)
treec7a0b1de6a17b1336f82bbbd598d766e6d0030e3 /packfile.h
parent39566494226919aa18951f2abff6491f5547d377 (diff)
downloadgit-4f39cd821d1756f5f6d145f987576660136931ee.tar.gz
pack: move pack name-related functions
Currently, sha1_file.c and cache.h contain many functions, both related to and unrelated to packfiles. This makes both files very large and causes an unclear separation of concerns. Create a new file, packfile.c, to hold all packfile-related functions currently in sha1_file.c. It has a corresponding header packfile.h. In this commit, the pack name-related functions are moved. Subsequent commits will move the other functions. Signed-off-by: Jonathan Tan <jonathantanmy@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'packfile.h')
-rw-r--r--packfile.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/packfile.h b/packfile.h
new file mode 100644
index 0000000000..3c4a0dbd7c
--- /dev/null
+++ b/packfile.h
@@ -0,0 +1,27 @@
+#ifndef PACKFILE_H
+#define PACKFILE_H
+
+/*
+ * Generate the filename to be used for a pack file with checksum "sha1" and
+ * extension "ext". The result is written into the strbuf "buf", overwriting
+ * any existing contents. A pointer to buf->buf is returned as a convenience.
+ *
+ * Example: odb_pack_name(out, sha1, "idx") => ".git/objects/pack/pack-1234..idx"
+ */
+extern char *odb_pack_name(struct strbuf *buf, const unsigned char *sha1, const char *ext);
+
+/*
+ * Return the name of the (local) packfile with the specified sha1 in
+ * its name. The return value is a pointer to memory that is
+ * overwritten each time this function is called.
+ */
+extern char *sha1_pack_name(const unsigned char *sha1);
+
+/*
+ * Return the name of the (local) pack index file with the specified
+ * sha1 in its name. The return value is a pointer to memory that is
+ * overwritten each time this function is called.
+ */
+extern char *sha1_pack_index_name(const unsigned char *sha1);
+
+#endif