1 files changed, 0 insertions, 563 deletions

diff --git a/src/push.c b/src/push.c
deleted file mode 100644
index b724188f9..000000000
--- a/src/push.c
+++ /dev/null
@@ -1,563 +0,0 @@
-/*
- * Copyright (C) the libgit2 contributors. All rights reserved.
- *
- * This file is part of libgit2, distributed under the GNU GPL v2 with
- * a Linking Exception. For full terms see the included COPYING file.
- */
-
-#include "push.h"
-
-#include "git2.h"
-
-#include "pack.h"
-#include "pack-objects.h"
-#include "remote.h"
-#include "vector.h"
-#include "tree.h"
-
-static int push_spec_rref_cmp(const void *a, const void *b)
-{
-	const push_spec *push_spec_a = a, *push_spec_b = b;
-
-	return strcmp(push_spec_a->refspec.dst, push_spec_b->refspec.dst);
-}
-
-static int push_status_ref_cmp(const void *a, const void *b)
-{
-	const push_status *push_status_a = a, *push_status_b = b;
-
-	return strcmp(push_status_a->ref, push_status_b->ref);
-}
-
-int git_push_new(git_push **out, git_remote *remote)
-{
-	git_push *p;
-
-	*out = NULL;
-
-	p = git__calloc(1, sizeof(*p));
-	GIT_ERROR_CHECK_ALLOC(p);
-
-	p->repo = remote->repo;
-	p->remote = remote;
-	p->report_status = 1;
-	p->pb_parallelism = 1;
-
-	if (git_vector_init(&p->specs, 0, push_spec_rref_cmp) < 0) {
-		git__free(p);
-		return -1;
-	}
-
-	if (git_vector_init(&p->status, 0, push_status_ref_cmp) < 0) {
-		git_vector_free(&p->specs);
-		git__free(p);
-		return -1;
-	}
-
-	if (git_vector_init(&p->updates, 0, NULL) < 0) {
-		git_vector_free(&p->status);
-		git_vector_free(&p->specs);
-		git__free(p);
-		return -1;
-	}
-
-	*out = p;
-	return 0;
-}
-
-int git_push_set_options(git_push *push, const git_push_options *opts)
-{
-	if (!push || !opts)
-		return -1;
-
-	GIT_ERROR_CHECK_VERSION(opts, GIT_PUSH_OPTIONS_VERSION, "git_push_options");
-
-	push->pb_parallelism = opts->pb_parallelism;
-	push->connection.custom_headers = &opts->custom_headers;
-	push->connection.proxy = &opts->proxy_opts;
-
-	return 0;
-}
-
-static void free_refspec(push_spec *spec)
-{
-	if (spec == NULL)
-		return;
-
-	git_refspec__dispose(&spec->refspec);
-	git__free(spec);
-}
-
-static int check_rref(char *ref)
-{
-	if (git__prefixcmp(ref, "refs/")) {
-		git_error_set(GIT_ERROR_INVALID, "not a valid reference '%s'", ref);
-		return -1;
-	}
-
-	return 0;
-}
-
-static int check_lref(git_push *push, char *ref)
-{
-	/* lref must be resolvable to an existing object */
-	git_object *obj;
-	int error = git_revparse_single(&obj, push->repo, ref);
-	git_object_free(obj);
-
-	if (!error)
-		return 0;
-
-	if (error == GIT_ENOTFOUND)
-		git_error_set(GIT_ERROR_REFERENCE,
-			"src refspec '%s' does not match any existing object", ref);
-	else
-		git_error_set(GIT_ERROR_INVALID, "not a valid reference '%s'", ref);
-	return -1;
-}
-
-static int parse_refspec(git_push *push, push_spec **spec, const char *str)
-{
-	push_spec *s;
-
-	*spec = NULL;
-
-	s = git__calloc(1, sizeof(*s));
-	GIT_ERROR_CHECK_ALLOC(s);
-
-	if (git_refspec__parse(&s->refspec, str, false) < 0) {
-		git_error_set(GIT_ERROR_INVALID, "invalid refspec %s", str);
-		goto on_error;
-	}
-
-	if (s->refspec.src && s->refspec.src[0] != '\0' &&
-	    check_lref(push, s->refspec.src) < 0) {
-		goto on_error;
-	}
-
-	if (check_rref(s->refspec.dst) < 0)
-		goto on_error;
-
-	*spec = s;
-	return 0;
-
-on_error:
-	free_refspec(s);
-	return -1;
-}
-
-int git_push_add_refspec(git_push *push, const char *refspec)
-{
-	push_spec *spec;
-
-	if (parse_refspec(push, &spec, refspec) < 0 ||
-	    git_vector_insert(&push->specs, spec) < 0)
-		return -1;
-
-	return 0;
-}
-
-int git_push_update_tips(git_push *push, const git_remote_callbacks *callbacks)
-{
-	git_buf remote_ref_name = GIT_BUF_INIT;
-	size_t i, j;
-	git_refspec *fetch_spec;
-	push_spec *push_spec = NULL;
-	git_reference *remote_ref;
-	push_status *status;
-	int error = 0;
-
-	git_vector_foreach(&push->status, i, status) {
-		int fire_callback = 1;
-
-		/* Skip unsuccessful updates which have non-empty messages */
-		if (status->msg)
-			continue;
-
-		/* Find the corresponding remote ref */
-		fetch_spec = git_remote__matching_refspec(push->remote, status->ref);
-		if (!fetch_spec)
-			continue;
-
-		/* Clear the buffer which can be dirty from previous iteration */
-		git_buf_clear(&remote_ref_name);
-
-		if ((error = git_refspec_transform(&remote_ref_name, fetch_spec, status->ref)) < 0)
-			goto on_error;
-
-		/* Find matching  push ref spec */
-		git_vector_foreach(&push->specs, j, push_spec) {
-			if (!strcmp(push_spec->refspec.dst, status->ref))
-				break;
-		}
-
-		/* Could not find the corresponding push ref spec for this push update */
-		if (j == push->specs.length)
-			continue;
-
-		/* Update the remote ref */
-		if (git_oid_is_zero(&push_spec->loid)) {
-			error = git_reference_lookup(&remote_ref, push->remote->repo, git_buf_cstr(&remote_ref_name));
-
-			if (error >= 0) {
-				error = git_reference_delete(remote_ref);
-				git_reference_free(remote_ref);
-			}
-		} else {
-			error = git_reference_create(NULL, push->remote->repo,
-						git_buf_cstr(&remote_ref_name), &push_spec->loid, 1,
-						"update by push");
-		}
-
-		if (error < 0) {
-			if (error != GIT_ENOTFOUND)
-				goto on_error;
-
-			git_error_clear();
-			fire_callback = 0;
-		}
-
-		if (fire_callback && callbacks && callbacks->update_tips) {
-			error = callbacks->update_tips(git_buf_cstr(&remote_ref_name),
-						&push_spec->roid, &push_spec->loid, callbacks->payload);
-
-			if (error < 0)
-				goto on_error;
-		}
-	}
-
-	error = 0;
-
-on_error:
-	git_buf_dispose(&remote_ref_name);
-	return error;
-}
-
-/**
- * Insert all tags until we find a non-tag object, which is returned
- * in `out`.
- */
-static int enqueue_tag(git_object **out, git_push *push, git_oid *id)
-{
-	git_object *obj = NULL, *target = NULL;
-	int error;
-
-	if ((error = git_object_lookup(&obj, push->repo, id, GIT_OBJECT_TAG)) < 0)
-		return error;
-
-	while (git_object_type(obj) == GIT_OBJECT_TAG) {
-		if ((error = git_packbuilder_insert(push->pb, git_object_id(obj), NULL)) < 0)
-			break;
-
-		if ((error = git_tag_target(&target, (git_tag *) obj)) < 0)
-			break;
-
-		git_object_free(obj);
-		obj = target;
-	}
-
-	if (error < 0)
-		git_object_free(obj);
-	else
-		*out = obj;
-
-	return error;
-}
-
-static int queue_objects(git_push *push)
-{
-	git_remote_head *head;
-	push_spec *spec;
-	git_revwalk *rw;
-	unsigned int i;
-	int error = -1;
-
-	if (git_revwalk_new(&rw, push->repo) < 0)
-		return -1;
-
-	git_revwalk_sorting(rw, GIT_SORT_TIME);
-
-	git_vector_foreach(&push->specs, i, spec) {
-		git_object_t type;
-		size_t size;
-
-		if (git_oid_is_zero(&spec->loid))
-			/*
-			 * Delete reference on remote side;
-			 * nothing to do here.
-			 */
-			continue;
-
-		if (git_oid_equal(&spec->loid, &spec->roid))
-			continue; /* up-to-date */
-
-		if (git_odb_read_header(&size, &type, push->repo->_odb, &spec->loid) < 0)
-			goto on_error;
-
-		if (type == GIT_OBJECT_TAG) {
-			git_object *target;
-
-			if ((error = enqueue_tag(&target, push, &spec->loid)) < 0)
-				goto on_error;
-
-			if (git_object_type(target) == GIT_OBJECT_COMMIT) {
-				if (git_revwalk_push(rw, git_object_id(target)) < 0) {
-					git_object_free(target);
-					goto on_error;
-				}
-			} else {
-				if (git_packbuilder_insert(
-					push->pb, git_object_id(target), NULL) < 0) {
-					git_object_free(target);
-					goto on_error;
-				}
-			}
-			git_object_free(target);
-		} else if (git_revwalk_push(rw, &spec->loid) < 0)
-			goto on_error;
-
-		if (!spec->refspec.force) {
-			git_oid base;
-
-			if (git_oid_is_zero(&spec->roid))
-				continue;
-
-			if (!git_odb_exists(push->repo->_odb, &spec->roid)) {
-				git_error_set(GIT_ERROR_REFERENCE,
-					"cannot push because a reference that you are trying to update on the remote contains commits that are not present locally.");
-				error = GIT_ENONFASTFORWARD;
-				goto on_error;
-			}
-
-			error = git_merge_base(&base, push->repo,
-					       &spec->loid, &spec->roid);
-
-			if (error == GIT_ENOTFOUND ||
-				(!error && !git_oid_equal(&base, &spec->roid))) {
-				git_error_set(GIT_ERROR_REFERENCE,
-					"cannot push non-fastforwardable reference");
-				error = GIT_ENONFASTFORWARD;
-				goto on_error;
-			}
-
-			if (error < 0)
-				goto on_error;
-		}
-	}
-
-	git_vector_foreach(&push->remote->refs, i, head) {
-		if (git_oid_is_zero(&head->oid))
-			continue;
-
-		if ((error = git_revwalk_hide(rw, &head->oid)) < 0 &&
-		    error != GIT_ENOTFOUND && error != GIT_EINVALIDSPEC && error != GIT_EPEEL)
-			goto on_error;
-	}
-
-	error = git_packbuilder_insert_walk(push->pb, rw);
-
-on_error:
-	git_revwalk_free(rw);
-	return error;
-}
-
-static int add_update(git_push *push, push_spec *spec)
-{
-	git_push_update *u = git__calloc(1, sizeof(git_push_update));
-	GIT_ERROR_CHECK_ALLOC(u);
-
-	u->src_refname = git__strdup(spec->refspec.src);
-	GIT_ERROR_CHECK_ALLOC(u->src_refname);
-
-	u->dst_refname = git__strdup(spec->refspec.dst);
-	GIT_ERROR_CHECK_ALLOC(u->dst_refname);
-
-	git_oid_cpy(&u->src, &spec->roid);
-	git_oid_cpy(&u->dst, &spec->loid);
-
-	return git_vector_insert(&push->updates, u);
-}
-
-static int calculate_work(git_push *push)
-{
-	git_remote_head *head;
-	push_spec *spec;
-	unsigned int i, j;
-
-	/* Update local and remote oids*/
-
-	git_vector_foreach(&push->specs, i, spec) {
-		if (spec->refspec.src && spec->refspec.src[0]!= '\0') {
-			/* This is a create or update.  Local ref must exist. */
-			if (git_reference_name_to_id(
-					&spec->loid, push->repo, spec->refspec.src) < 0) {
-				git_error_set(GIT_ERROR_REFERENCE, "no such reference '%s'", spec->refspec.src);
-				return -1;
-			}
-		}
-
-		/* Remote ref may or may not (e.g. during create) already exist. */
-		git_vector_foreach(&push->remote->refs, j, head) {
-			if (!strcmp(spec->refspec.dst, head->name)) {
-				git_oid_cpy(&spec->roid, &head->oid);
-				break;
-			}
-		}
-
-		if (add_update(push, spec) < 0)
-			return -1;
-	}
-
-	return 0;
-}
-
-static int do_push(git_push *push, const git_remote_callbacks *callbacks)
-{
-	int error = 0;
-	git_transport *transport = push->remote->transport;
-
-	if (!transport->push) {
-		git_error_set(GIT_ERROR_NET, "remote transport doesn't support push");
-		error = -1;
-		goto on_error;
-	}
-
-	/*
-	 * A pack-file MUST be sent if either create or update command
-	 * is used, even if the server already has all the necessary
-	 * objects.  In this case the client MUST send an empty pack-file.
-	 */
-
-	if ((error = git_packbuilder_new(&push->pb, push->repo)) < 0)
-		goto on_error;
-
-	git_packbuilder_set_threads(push->pb, push->pb_parallelism);
-
-	if (callbacks && callbacks->pack_progress)
-		if ((error = git_packbuilder_set_callbacks(push->pb, callbacks->pack_progress, callbacks->payload)) < 0)
-			goto on_error;
-
-	if ((error = calculate_work(push)) < 0)
-		goto on_error;
-
-	if (callbacks && callbacks->push_negotiation &&
-	    (error = callbacks->push_negotiation((const git_push_update **) push->updates.contents,
-					  push->updates.length, callbacks->payload)) < 0)
-	    goto on_error;
-
-	if ((error = queue_objects(push)) < 0 ||
-	    (error = transport->push(transport, push, callbacks)) < 0)
-		goto on_error;
-
-on_error:
-	git_packbuilder_free(push->pb);
-	return error;
-}
-
-static int filter_refs(git_remote *remote)
-{
-	const git_remote_head **heads;
-	size_t heads_len, i;
-
-	git_vector_clear(&remote->refs);
-
-	if (git_remote_ls(&heads, &heads_len, remote) < 0)
-		return -1;
-
-	for (i = 0; i < heads_len; i++) {
-		if (git_vector_insert(&remote->refs, (void *)heads[i]) < 0)
-			return -1;
-	}
-
-	return 0;
-}
-
-int git_push_finish(git_push *push, const git_remote_callbacks *callbacks)
-{
-	int error;
-
-	if (!git_remote_connected(push->remote) &&
-	    (error = git_remote__connect(push->remote, GIT_DIRECTION_PUSH, callbacks, &push->connection)) < 0)
-		return error;
-
-	if ((error = filter_refs(push->remote)) < 0 ||
-	    (error = do_push(push, callbacks)) < 0)
-		return error;
-
-	if (!push->unpack_ok) {
-		error = -1;
-		git_error_set(GIT_ERROR_NET, "unpacking the sent packfile failed on the remote");
-	}
-
-	return error;
-}
-
-int git_push_status_foreach(git_push *push,
-		int (*cb)(const char *ref, const char *msg, void *data),
-		void *data)
-{
-	push_status *status;
-	unsigned int i;
-
-	git_vector_foreach(&push->status, i, status) {
-		int error = cb(status->ref, status->msg, data);
-		if (error)
-			return git_error_set_after_callback(error);
-	}
-
-	return 0;
-}
-
-void git_push_status_free(push_status *status)
-{
-	if (status == NULL)
-		return;
-
-	git__free(status->msg);
-	git__free(status->ref);
-	git__free(status);
-}
-
-void git_push_free(git_push *push)
-{
-	push_spec *spec;
-	push_status *status;
-	git_push_update *update;
-	unsigned int i;
-
-	if (push == NULL)
-		return;
-
-	git_vector_foreach(&push->specs, i, spec) {
-		free_refspec(spec);
-	}
-	git_vector_free(&push->specs);
-
-	git_vector_foreach(&push->status, i, status) {
-		git_push_status_free(status);
-	}
-	git_vector_free(&push->status);
-
-	git_vector_foreach(&push->updates, i, update) {
-		git__free(update->src_refname);
-		git__free(update->dst_refname);
-		git__free(update);
-	}
-	git_vector_free(&push->updates);
-
-	git__free(push);
-}
-
-int git_push_options_init(git_push_options *opts, unsigned int version)
-{
-	GIT_INIT_STRUCTURE_FROM_TEMPLATE(
-		opts, version, git_push_options, GIT_PUSH_OPTIONS_INIT);
-	return 0;
-}
-
-#ifndef GIT_DEPRECATE_HARD
-int git_push_init_options(git_push_options *opts, unsigned int version)
-{
-	return git_push_options_init(opts, version);
-}
-#endif