/* ui-clone.c: functions for http cloning, based on * git's http-backend.c by Shawn O. Pearce * * Copyright (C) 2006-2014 cgit Development Team <cgit@lists.zx2c4.com> * * Licensed under GNU General Public License v2 *   (see COPYING for full license text) */ #include "cgit.h"#include "ui-clone.h"#include "html.h"#include "ui-shared.h" static int print_ref_info(const char *refname, const unsigned char *sha1,                          int flags, void *cb_data){	struct object *obj; 	if (!(obj = parse_object(sha1)))		return 0; 	htmlf("%s\t%s\n", sha1_to_hex(sha1), refname);	if (obj->type == OBJ_TAG) {		if (!(obj = deref_tag(obj, refname, 0)))			return 0;		htmlf("%s\t%s^{}\n", sha1_to_hex(obj->sha1), refname);	}	return 0;} static void print_pack_info(struct cgit_context *ctx){	struct packed_git *pack;	int ofs; 	ctx->page.mimetype = "text/plain";	ctx->page.filename = "objects/info/packs";	cgit_print_http_headers(ctx);	ofs = strlen(ctx->repo->path) + strlen("/objects/pack/");	prepare_packed_git();	for (pack = packed_git; pack; pack = pack->next)		if (pack->pack_local)			htmlf("P %s\n", pack->pack_name + ofs);} static void send_file(struct cgit_context *ctx, char *path){	struct stat st; 	if (stat(path, &st)) {		switch (errno) {		case ENOENT:			html_status(404, "Not found", 0);			break;		case EACCES:			html_status(403, "Forbidden", 0);			break;		default:			html_status(400, "Bad request", 0);		}		return;	}	ctx->page.mimetype = "application/octet-stream";	ctx->page.filename = path;	if (prefixcmp(ctx->repo->path, path))		ctx->page.filename += strlen(ctx->repo->path) + 1;	cgit_print_http_headers(ctx);	html_include(path);} void cgit_clone_info(struct cgit_context *ctx){	if (!ctx->qry.path || strcmp(ctx->qry.path, "refs"))		return; 	ctx->page.mimetype = "text/plain";	ctx->page.filename = "info/refs";	cgit_print_http_headers(ctx);	for_each_ref(print_ref_info, ctx);} void cgit_clone_objects(struct cgit_context *ctx){	if (!ctx->qry.path) {		html_status(400, "Bad request", 0);		return;	} 	if (!strcmp(ctx->qry.path, "info/packs")) {		print_pack_info(ctx);		return;	} 	send_file(ctx, git_path("objects/%s", ctx->qry.path));} void cgit_clone_head(struct cgit_context *ctx){	send_file(ctx, git_path("%s", "HEAD"));}