From ef7b5195f1ee8ceef41fb2f03a46248ad7747d69 Mon Sep 17 00:00:00 2001
From: "brian m. carlson" <sandals@crustytoothpaste.net>
Date: Mon, 12 Mar 2018 02:27:40 +0000
Subject: streaming: convert open_istream to use struct object_id

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/archive-tar.c b/archive-tar.c
index fd622ea..7a0d31d 100644
--- a/archive-tar.c
+++ b/archive-tar.c
@@ -119,7 +119,7 @@ static int stream_blocked(const struct object_id *oid)
 	char buf[BLOCKSIZE];
 	ssize_t readlen;
 
-	st = open_istream(oid->hash, &type, &sz, NULL);
+	st = open_istream(oid, &type, &sz, NULL);
 	if (!st)
 		return error("cannot stream blob %s", oid_to_hex(oid));
 	for (;;) {
diff --git a/archive-zip.c b/archive-zip.c
index 5841a6c..18b951b 100644
--- a/archive-zip.c
+++ b/archive-zip.c
@@ -337,7 +337,7 @@ static int write_zip_entry(struct archiver_args *args,
 
 		if (S_ISREG(mode) && type == OBJ_BLOB && !args->convert &&
 		    size > big_file_threshold) {
-			stream = open_istream(oid->hash, &type, &size, NULL);
+			stream = open_istream(oid, &type, &size, NULL);
 			if (!stream)
 				return error("cannot stream blob %s",
 					     oid_to_hex(oid));
diff --git a/builtin/index-pack.c b/builtin/index-pack.c
index b28ebfa..ae11d2a 100644
--- a/builtin/index-pack.c
+++ b/builtin/index-pack.c
@@ -771,7 +771,7 @@ static int check_collison(struct object_entry *entry)
 
 	memset(&data, 0, sizeof(data));
 	data.entry = entry;
-	data.st = open_istream(entry->idx.oid.hash, &type, &size, NULL);
+	data.st = open_istream(&entry->idx.oid, &type, &size, NULL);
 	if (!data.st)
 		return -1;
 	if (size != entry->size || type != entry->type)
diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c
index a197926..8307cc9 100644
--- a/builtin/pack-objects.c
+++ b/builtin/pack-objects.c
@@ -267,7 +267,7 @@ static unsigned long write_no_reuse_object(struct hashfile *f, struct object_ent
 	if (!usable_delta) {
 		if (entry->type == OBJ_BLOB &&
 		    entry->size > big_file_threshold &&
-		    (st = open_istream(entry->idx.oid.hash, &type, &size, NULL)) != NULL)
+		    (st = open_istream(&entry->idx.oid, &type, &size, NULL)) != NULL)
 			buf = NULL;
 		else {
 			buf = read_sha1_file(entry->idx.oid.hash, &type,
diff --git a/sha1_file.c b/sha1_file.c
index e4cb840..cdcba44 100644
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -799,7 +799,7 @@ int check_object_signature(const struct object_id *oid, void *map,
 		return oidcmp(oid, &real_oid) ? -1 : 0;
 	}
 
-	st = open_istream(oid->hash, &obj_type, &size, NULL);
+	st = open_istream(oid, &obj_type, &size, NULL);
 	if (!st)
 		return -1;
 
diff --git a/streaming.c b/streaming.c
index 5892b50..be85507 100644
--- a/streaming.c
+++ b/streaming.c
@@ -130,14 +130,14 @@ static enum input_source istream_source(const unsigned char *sha1,
 	}
 }
 
-struct git_istream *open_istream(const unsigned char *sha1,
+struct git_istream *open_istream(const struct object_id *oid,
 				 enum object_type *type,
 				 unsigned long *size,
 				 struct stream_filter *filter)
 {
 	struct git_istream *st;
 	struct object_info oi = OBJECT_INFO_INIT;
-	const unsigned char *real = lookup_replace_object(sha1);
+	const unsigned char *real = lookup_replace_object(oid->hash);
 	enum input_source src = istream_source(real, type, &oi);
 
 	if (src < 0)
@@ -507,7 +507,7 @@ int stream_blob_to_fd(int fd, const struct object_id *oid, struct stream_filter
 	ssize_t kept = 0;
 	int result = -1;
 
-	st = open_istream(oid->hash, &type, &sz, filter);
+	st = open_istream(oid, &type, &sz, filter);
 	if (!st) {
 		if (filter)
 			free_stream_filter(filter);
diff --git a/streaming.h b/streaming.h
index 73c1d15..32f4626 100644
--- a/streaming.h
+++ b/streaming.h
@@ -8,7 +8,7 @@
 /* opaque */
 struct git_istream;
 
-extern struct git_istream *open_istream(const unsigned char *, enum object_type *, unsigned long *, struct stream_filter *);
+extern struct git_istream *open_istream(const struct object_id *, enum object_type *, unsigned long *, struct stream_filter *);
 extern int close_istream(struct git_istream *);
 extern ssize_t read_istream(struct git_istream *, void *, size_t);
 
-- 
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