nuclear@2: /*
nuclear@2: Stereoscopic tunnel for iOS.
nuclear@2: Copyright (C) 2011  John Tsiombikas <nuclear@member.fsf.org>
nuclear@2: 
nuclear@2: This program is free software: you can redistribute it and/or modify
nuclear@2: it under the terms of the GNU General Public License as published by
nuclear@2: the Free Software Foundation, either version 3 of the License, or
nuclear@2: (at your option) any later version.
nuclear@2: 
nuclear@2: This program is distributed in the hope that it will be useful,
nuclear@2: but WITHOUT ANY WARRANTY; without even the implied warranty of
nuclear@2: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
nuclear@2: GNU General Public License for more details.
nuclear@2: 
nuclear@2: You should have received a copy of the GNU General Public License
nuclear@2: along with this program.  If not, see <http://www.gnu.org/licenses/>.
nuclear@2: */
nuclear@2: 
nuclear@2: 
nuclear@2: #include <stdio.h>
nuclear@2: #include <stdlib.h>
nuclear@2: #include <string.h>
nuclear@2: #include <errno.h>
nuclear@2: #include <unistd.h>
nuclear@2: #include "respath.h"
nuclear@2: #include "config.h"
nuclear@24: #include "assman.h"
nuclear@2: 
nuclear@2: #ifdef IPHONE
nuclear@2: #include <CoreFoundation/CoreFoundation.h>
nuclear@2: #endif
nuclear@2: 
nuclear@2: 
nuclear@2: #ifndef IPHONE
nuclear@2: struct path_node {
nuclear@2: 	char *path;
nuclear@2: 	struct path_node *next;
nuclear@2: };
nuclear@2: 
nuclear@2: static struct path_node *pathlist;
nuclear@2: 
nuclear@2: void add_resource_path(const char *path)
nuclear@2: {
nuclear@2: 	struct path_node *node = 0;
nuclear@2: 
nuclear@2: 	if(!(node = malloc(sizeof *node)) || !(node->path = malloc(strlen(path) + 1))) {
nuclear@2: 		free(node);
nuclear@2: 		fprintf(stderr, "failed to add path: %s: %s\n", path, strerror(errno));
nuclear@2: 		return;
nuclear@2: 	}
nuclear@2: 	strcpy(node->path, path);
nuclear@2: 	node->next = pathlist;
nuclear@2: 	pathlist = node;
nuclear@2: }
nuclear@2: 
nuclear@2: char *find_resource(const char *fname, char *path, size_t sz)
nuclear@2: {
nuclear@2: 	static char buffer[1024];
nuclear@2: 	struct path_node *node;
nuclear@2: 
nuclear@2: 	if(!path) {
nuclear@2: 		path = buffer;
nuclear@2: 		sz = sizeof buffer;
nuclear@2: 	}
nuclear@2: 
nuclear@2: 	node = pathlist;
nuclear@2: 	while(node) {
nuclear@24: 		ass_file *fp;
nuclear@24: 
nuclear@2: 		snprintf(path, sz, "%s/%s", node->path, fname);
nuclear@24: 		if((fp = ass_fopen(path, "r"))) {
nuclear@24: 			ass_fclose(fp);
nuclear@2: 			return path;
nuclear@2: 		}
nuclear@2: 		node = node->next;
nuclear@2: 	}
nuclear@2: 
nuclear@2: 	fprintf(stderr, "can't find resource: %s\n", fname);
nuclear@2: 	return 0;
nuclear@2: }
nuclear@2: 
nuclear@2: #else	/* IPHONE */
nuclear@2: 
nuclear@2: void add_resource_path(const char *path)
nuclear@2: {
nuclear@2: }
nuclear@2: 
nuclear@2: 
nuclear@2: char *find_resource(const char *fname, char *path, size_t sz)
nuclear@2: {
nuclear@2: 	static char buffer[1024];
nuclear@2: 	CFBundleRef bundle;
nuclear@2: 	CFURLRef url;
nuclear@2: 	CFStringRef cfname;
nuclear@2: 
nuclear@2: 	cfname = CFStringCreateWithCString(0, fname, kCFStringEncodingASCII);
nuclear@2: 
nuclear@2: 	bundle = CFBundleGetMainBundle();
nuclear@2: 	if(!(url = CFBundleCopyResourceURL(bundle, cfname, 0, 0))) {
nuclear@2: 		return 0;
nuclear@2: 	}
nuclear@2: 
nuclear@2: 	if(!path) {
nuclear@2: 		path = buffer;
nuclear@2: 		sz = sizeof buffer;
nuclear@2: 	}
nuclear@2: 
nuclear@2: 	if(!CFURLGetFileSystemRepresentation(url, 1, (unsigned char*)path, sz)) {
nuclear@2: 		return 0;
nuclear@2: 	}
nuclear@2: 	return path;
nuclear@2: }
nuclear@2: #endif