[pcsx_rearmed.git] / frontend / main.c

/*
 * (C) notaz, 2010-2011
 *
 * This work is licensed under the terms of the GNU GPLv2 or later.
 * See the COPYING file in the top-level directory.
 */

#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#include <dlfcn.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <signal.h>

#include "main.h"
#include "plugin.h"
#include "plugin_lib.h"
#include "pcnt.h"
#include "menu.h"
#include "../libpcsxcore/misc.h"
#include "../plugins/cdrcimg/cdrcimg.h"
#include "common/plat.h"
#include "common/input.h"

int ready_to_go;
unsigned long gpuDisp;
char cfgfile_basename[MAXPATHLEN];
static char *(*real_getenv)(const char *name);

static void make_path(char *buf, size_t size, const char *dir, const char *fname)
{
	if (fname)
		snprintf(buf, size, ".%s%s", dir, fname);
	else
		snprintf(buf, size, ".%s", dir);
}
#define MAKE_PATH(buf, dir, fname) \
	make_path(buf, sizeof(buf), dir, fname)

static void create_profile_dir(const char *directory) {
	char path[MAXPATHLEN];

	MAKE_PATH(path, directory, NULL);
	mkdir(path, S_IRWXU | S_IRWXG);
}

static void CheckSubDir() {
	// make sure that ~/.pcsx exists
	create_profile_dir(PCSX_DOT_DIR);

	create_profile_dir(BIOS_DIR);
	create_profile_dir(MEMCARD_DIR);
	create_profile_dir(STATES_DIR);
	create_profile_dir(PLUGINS_DIR);
	create_profile_dir(PLUGINS_CFG_DIR);
	create_profile_dir(CHEATS_DIR);
	create_profile_dir(PATCHES_DIR);
	create_profile_dir(PCSX_DOT_DIR "cfg");
}

void set_cd_image(const char *fname)
{
	const char *ext = NULL;
	
	if (fname != NULL)
		ext = strrchr(fname, '.');

	if (ext && (
	    strcasecmp(ext, ".z") == 0 || strcasecmp(ext, ".bz") == 0 ||
	    strcasecmp(ext, ".znx") == 0 || strcasecmp(ext, ".pbp") == 0)) {
		SetIsoFile(NULL);
		cdrcimg_set_fname(fname);
		strcpy(Config.Cdr, "builtin_cdrcimg");
	} else {
		SetIsoFile(fname);
		strcpy(Config.Cdr, "builtin_cdr");
	}
}

static void set_default_paths(void)
{
	MAKE_PATH(Config.Mcd1, MEMCARD_DIR, "card1.mcd");
	MAKE_PATH(Config.Mcd2, MEMCARD_DIR, "card2.mcd");
	strcpy(Config.BiosDir, "bios");

	strcpy(Config.PluginsDir, "plugins");
	strcpy(Config.Gpu, "builtin_gpu");
	strcpy(Config.Spu, "builtin_spu");
	strcpy(Config.Cdr, "builtin_cdr");
	strcpy(Config.Pad1, "builtin_pad");
	strcpy(Config.Pad2, "builtin_pad");
	strcpy(Config.Net, "Disabled");
	Config.PsxAuto = 1;

	snprintf(Config.PatchesDir, sizeof(Config.PatchesDir), "." PATCHES_DIR);
}

int main(int argc, char *argv[])
{
	void *tmp;

	tmp = dlopen("/lib/libdl.so.2", RTLD_LAZY);
	if (tmp == NULL)
		tmp = dlopen("/lib32/libdl.so.2", RTLD_LAZY);
	if (tmp != NULL)
		real_getenv = dlsym(tmp, "getenv");
	if (real_getenv == NULL) {
		fprintf(stderr, "%s\n", dlerror());
		return 1;
	}
	dlclose(tmp);

	// what is the name of the config file?
	// it may be redefined by -cfg on the command line
	strcpy(cfgfile_basename, "pcsx.cfg");

	emuLog = stdout;
	SetIsoFile(NULL);

	memset(&Config, 0, sizeof(Config));

	CheckSubDir();
	set_default_paths();
	strcpy(Config.Bios, "HLE");

#ifdef MAEMO
	extern int maemo_main(int argc, char **argv);
	return maemo_main(argc, argv);
#else
	char file[MAXPATHLEN] = "";
	char path[MAXPATHLEN];
	const char *cdfile = NULL;
	int loadst = 0;
	int i;

	// read command line options
	for (i = 1; i < argc; i++) {
		     if (!strcmp(argv[i], "-psxout")) Config.PsxOut = 1;
		else if (!strcmp(argv[i], "-load")) loadst = atol(argv[++i]);
		else if (!strcmp(argv[i], "-cfg")) {
			if (i+1 >= argc) break;
			strncpy(cfgfile_basename, argv[++i], MAXPATHLEN-100);	/* TODO buffer overruns */
			printf("Using config file %s.\n", cfgfile_basename);
		}
		else if (!strcmp(argv[i], "-cdfile")) {
			char isofilename[MAXPATHLEN];

			if (i+1 >= argc) break;
			strncpy(isofilename, argv[++i], MAXPATHLEN);
			if (isofilename[0] != '/') {
				getcwd(path, MAXPATHLEN);
				if (strlen(path) + strlen(isofilename) + 1 < MAXPATHLEN) {
					strcat(path, "/");
					strcat(path, isofilename);
					strcpy(isofilename, path);
				} else
					isofilename[0] = 0;
			}

			cdfile = isofilename;
		}
		else if (!strcmp(argv[i], "-h") ||
			 !strcmp(argv[i], "-help") ||
			 !strcmp(argv[i], "--help")) {
			 printf(PACKAGE_NAME " " PACKAGE_VERSION "\n");
			 printf("%s\n", _(
							" pcsx [options] [file]\n"
							"\toptions:\n"
							"\t-cdfile FILE\tRuns a CD image file\n"
							"\t-nogui\t\tDon't open the GTK GUI\n"
							"\t-cfg FILE\tLoads desired configuration file (default: ~/.pcsx/pcsx.cfg)\n"
							"\t-psxout\t\tEnable PSX output\n"
							"\t-load STATENUM\tLoads savestate STATENUM (1-5)\n"
							"\t-h -help\tDisplay this message\n"
							"\tfile\t\tLoads file\n"));
			 return 0;
		} else {
			strncpy(file, argv[i], MAXPATHLEN);
			if (file[0] != '/') {
				getcwd(path, MAXPATHLEN);
				if (strlen(path) + strlen(file) + 1 < MAXPATHLEN) {
					strcat(path, "/");
					strcat(path, file);
					strcpy(file, path);
				} else
					file[0] = 0;
			}
		}
	}

	if (cdfile)
		set_cd_image(cdfile);

	if (SysInit() == -1)
		return 1;

	// frontend stuff
	in_init();
	in_probe();
	plat_init();
	menu_init();

	if (LoadPlugins() == -1) {
		// FIXME: this recovery doesn't work, just delete bad config and bail out
		// SysMessage("could not load plugins, retrying with defaults\n");
		set_default_paths();
		snprintf(path, sizeof(path), "." PCSX_DOT_DIR "%s", cfgfile_basename);
		remove(path);
		SysMessage("Failed loading plugins!");
		return 1;
	}
	pcnt_hook_plugins();

	if (OpenPlugins() == -1) {
		return 1;
	}
	plugin_call_rearmed_cbs();

	CheckCdrom();
	SysReset();

	if (file[0] != '\0') {
		if (Load(file) != -1)
			ready_to_go = 1;
	} else {
		if (cdfile) {
			if (LoadCdrom() == -1) {
				ClosePlugins();
				printf(_("Could not load CD-ROM!\n"));
				return -1;
			}
			ready_to_go = 1;
		}
	}

	// If a state has been specified, then load that
	if (loadst) {
		char state_filename[MAXPATHLEN];
		int ret = get_state_filename(state_filename, sizeof(state_filename), loadst - 1);
		if (ret == 0)
			ret = LoadState(state_filename);
		printf("%s state %s\n", ret ? "failed to load" : "loaded", state_filename);
	}

	if (ready_to_go)
		menu_prepare_emu();
	else
		menu_loop();

	pl_start_watchdog();

	while (1)
	{
		psxCpu->Execute();
		menu_loop();
	}

	return 0;
#endif
}

int SysInit() {
	if (EmuInit() == -1) {
		printf("PSX emulator couldn't be initialized.\n");
		return -1;
	}

	LoadMcds(Config.Mcd1, Config.Mcd2);	/* TODO Do we need to have this here, or in the calling main() function?? */

	if (Config.Debug) {
		StartDebugger();
	}

	return 0;
}

void SysRunGui() {
        printf("SysRunGui\n");
}

void StartGui() {
        printf("StartGui\n");
}

static void dummy_lace()
{
}

void SysReset() {
	// rearmed hack: EmuReset() runs some code when real BIOS is used,
	// but we usually do reset from menu while GPU is not open yet,
	// so we need to prevent updateLace() call..
	void *real_lace = GPU_updateLace;
	GPU_updateLace = dummy_lace;

	EmuReset();

	// hmh core forgets this
	CDR_stop();

	GPU_updateLace = real_lace;
}

void SysClose() {
	EmuShutdown();
	ReleasePlugins();

	StopDebugger();

	if (emuLog != NULL) fclose(emuLog);
}

void SysUpdate() {
}

void OnFile_Exit() {
	printf("OnFile_Exit\n");
#ifndef MAEMO
	menu_finish();
#endif
	plat_finish();
	SysClose();
	exit(0);
}

int get_state_filename(char *buf, int size, int i) {
	char trimlabel[33];
	int j;

	strncpy(trimlabel, CdromLabel, 32);
	trimlabel[32] = 0;
	for (j = 31; j >= 0; j--)
		if (trimlabel[j] == ' ')
			trimlabel[j] = 0;
		else
			continue;

	snprintf(buf, size, "." STATES_DIR "%.32s-%.9s.%3.3d",
		trimlabel, CdromId, i);

	return 0;
}

void SysPrintf(const char *fmt, ...) {
	va_list list;
	char msg[512];

	va_start(list, fmt);
	vsprintf(msg, fmt, list);
	va_end(list);

	fprintf(emuLog, "%s", msg);
}

void SysMessage(const char *fmt, ...) {
        va_list list;
        char msg[512];

        va_start(list, fmt);
        vsprintf(msg, fmt, list);
        va_end(list);

        if (msg[strlen(msg) - 1] == '\n')
                msg[strlen(msg) - 1] = 0;

	fprintf(stderr, "%s\n", msg);
}

static void SignalExit(int sig) {
	ClosePlugins();
	OnFile_Exit();
}

#define PARSEPATH(dst, src) \
	ptr = src + strlen(src); \
	while (*ptr != '\\' && ptr != src) ptr--; \
	if (ptr != src) { \
		strcpy(dst, ptr+1); \
	}

static int _OpenPlugins(void) {
	int ret;

	signal(SIGINT, SignalExit);
	signal(SIGPIPE, SignalExit);

	GPU_clearDynarec(clearDynarec);

	ret = CDR_open();
	if (ret < 0) { SysMessage(_("Error opening CD-ROM plugin!")); return -1; }
	ret = SPU_open();
	if (ret < 0) { SysMessage(_("Error opening SPU plugin!")); return -1; }
	SPU_registerCallback(SPUirq);
	// pcsx-rearmed: we handle gpu elsewhere
	//ret = GPU_open(&gpuDisp, "PCSX", NULL);
	//if (ret < 0) { SysMessage(_("Error opening GPU plugin!")); return -1; }
	ret = PAD1_open(&gpuDisp);
	if (ret < 0) { SysMessage(_("Error opening Controller 1 plugin!")); return -1; }
	ret = PAD2_open(&gpuDisp);
	if (ret < 0) { SysMessage(_("Error opening Controller 2 plugin!")); return -1; }

	if (Config.UseNet && !NetOpened) {
		netInfo info;
		char path[MAXPATHLEN];
		char dotdir[MAXPATHLEN];

		MAKE_PATH(dotdir, "/.pcsx/plugins/", NULL);

		strcpy(info.EmuName, "PCSX " PACKAGE_VERSION);
		strncpy(info.CdromID, CdromId, 9);
		strncpy(info.CdromLabel, CdromLabel, 9);
		info.psxMem = psxM;
		info.GPU_showScreenPic = GPU_showScreenPic;
		info.GPU_displayText = GPU_displayText;
		info.GPU_showScreenPic = GPU_showScreenPic;
		info.PAD_setSensitive = PAD1_setSensitive;
		sprintf(path, "%s%s", Config.BiosDir, Config.Bios);
		strcpy(info.BIOSpath, path);
		strcpy(info.MCD1path, Config.Mcd1);
		strcpy(info.MCD2path, Config.Mcd2);
		sprintf(path, "%s%s", dotdir, Config.Gpu);
		strcpy(info.GPUpath, path);
		sprintf(path, "%s%s", dotdir, Config.Spu);
		strcpy(info.SPUpath, path);
		sprintf(path, "%s%s", dotdir, Config.Cdr);
		strcpy(info.CDRpath, path);
		NET_setInfo(&info);

		ret = NET_open(&gpuDisp);
		if (ret < 0) {
			if (ret == -2) {
				// -2 is returned when something in the info
				// changed and needs to be synced
				char *ptr;

				PARSEPATH(Config.Bios, info.BIOSpath);
				PARSEPATH(Config.Gpu,  info.GPUpath);
				PARSEPATH(Config.Spu,  info.SPUpath);
				PARSEPATH(Config.Cdr,  info.CDRpath);

				strcpy(Config.Mcd1, info.MCD1path);
				strcpy(Config.Mcd2, info.MCD2path);
				return -2;
			} else {
				Config.UseNet = FALSE;
			}
		} else {
			if (NET_queryPlayer() == 1) {
				if (SendPcsxInfo() == -1) Config.UseNet = FALSE;
			} else {
				if (RecvPcsxInfo() == -1) Config.UseNet = FALSE;
			}
		}
		NetOpened = TRUE;
	} else if (Config.UseNet) {
		NET_resume();
	}

	return 0;
}

int OpenPlugins() {
	int ret;

	while ((ret = _OpenPlugins()) == -2) {
		ReleasePlugins();
		LoadMcds(Config.Mcd1, Config.Mcd2);
		if (LoadPlugins() == -1) return -1;
	}
	return ret;
}

void ClosePlugins() {
	int ret;

	signal(SIGINT, SIG_DFL);
	signal(SIGPIPE, SIG_DFL);
	ret = CDR_close();
	if (ret < 0) { SysMessage(_("Error closing CD-ROM plugin!")); return; }
	ret = SPU_close();
	if (ret < 0) { SysMessage(_("Error closing SPU plugin!")); return; }
	ret = PAD1_close();
	if (ret < 0) { SysMessage(_("Error closing Controller 1 Plugin!")); return; }
	ret = PAD2_close();
	if (ret < 0) { SysMessage(_("Error closing Controller 2 plugin!")); return; }
	// pcsx-rearmed: we handle gpu elsewhere
	//ret = GPU_close();
	//if (ret < 0) { SysMessage(_("Error closing GPU plugin!")); return; }

	if (Config.UseNet) {
		NET_pause();
	}
}

#if 1
/* this is to avoid having to hack every plugin to stop using $HOME */
char *getenv(const char *name)
{
	static char ret[8] = ".";

	if (name && strcmp(name, "HOME") == 0 &&
			((int)name >> 28) == 0) // HACK: let libs find home
		return ret;

	return real_getenv(name);
}
#endif

/* we hook statically linked plugins here */
static const char *builtin_plugins[] = {
	"builtin_gpu", "builtin_spu", "builtin_cdr", "builtin_pad",
	"builtin_cdrcimg",
};

static const int builtin_plugin_ids[] = {
	PLUGIN_GPU, PLUGIN_SPU, PLUGIN_CDR, PLUGIN_PAD,
	PLUGIN_CDRCIMG,
};

void *SysLoadLibrary(const char *lib) {
	const char *tmp = strrchr(lib, '/');
	void *ret;
	int i;

	printf("plugin: %s\n", lib);

	if (tmp != NULL) {
		tmp++;
		for (i = 0; i < ARRAY_SIZE(builtin_plugins); i++)
			if (strcmp(tmp, builtin_plugins[i]) == 0)
				return (void *)(long)(PLUGIN_DL_BASE + builtin_plugin_ids[i]);
	}

#if defined(__x86_64__) || defined(__i386__)
	// convenience hack
	char name[MAXPATHLEN];
	snprintf(name, sizeof(name), "%s.x86", lib);
	lib = name;
#endif

	ret = dlopen(lib, RTLD_NOW);
	if (ret == NULL)
		fprintf(stderr, "dlopen: %s\n", dlerror());
	return ret;
}

void *SysLoadSym(void *lib, const char *sym) {
	unsigned int plugid = (unsigned int)(long)lib;

	if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
		return plugin_link(plugid - PLUGIN_DL_BASE, sym);

	return dlsym(lib, sym);
}

const char *SysLibError() {
	return dlerror();
}

void SysCloseLibrary(void *lib) {
	unsigned int plugid = (unsigned int)(long)lib;

	if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
		return;

	dlclose(lib);
}
Commit	Line	Data
e906c010	1	/*
201c21e2	2	* (C) notaz, 2010-2011
e906c010	3	*
	4	* This work is licensed under the terms of the GNU GPLv2 or later.
	5	* See the COPYING file in the top-level directory.
	6	*/
	7
80c2304e	8	#include <stdio.h>
	9	#include <string.h>
	10	#include <stdarg.h>
	11	#include <dlfcn.h>
	12	#include <sys/stat.h>
	13	#include <sys/types.h>
	14	#include <unistd.h>
c5061935	15	#include <signal.h>
80c2304e	16
c5061935	17	#include "main.h"
e906c010	18	#include "plugin.h"
7c0f51de	19	#include "plugin_lib.h"
14dffdb7	20	#include "pcnt.h"
3c70c47b	21	#include "menu.h"
80c2304e	22	#include "../libpcsxcore/misc.h"
47bf65ab	23	#include "../plugins/cdrcimg/cdrcimg.h"
69af03a2	24	#include "common/plat.h"
69af03a2	25	#include "common/input.h"
80c2304e	26
69af03a2	27	int ready_to_go;
c5061935	28	unsigned long gpuDisp;
c5061935	29	char cfgfile_basename[MAXPATHLEN];
b60f2812	30	static char (real_getenv)(const char *name);
80c2304e	31
	32	static void make_path(char buf, size_t size, const char dir, const char *fname)
	33	{
	34	if (fname)
	35	snprintf(buf, size, ".%s%s", dir, fname);
	36	else
	37	snprintf(buf, size, ".%s", dir);
	38	}
	39	#define MAKE_PATH(buf, dir, fname) \
	40	make_path(buf, sizeof(buf), dir, fname)
	41
	42	static void create_profile_dir(const char *directory) {
	43	char path[MAXPATHLEN];
	44
	45	MAKE_PATH(path, directory, NULL);
	46	mkdir(path, S_IRWXU \| S_IRWXG);
	47	}
	48
	49	static void CheckSubDir() {
	50	// make sure that ~/.pcsx exists
	51	create_profile_dir(PCSX_DOT_DIR);
	52
	53	create_profile_dir(BIOS_DIR);
	54	create_profile_dir(MEMCARD_DIR);
	55	create_profile_dir(STATES_DIR);
	56	create_profile_dir(PLUGINS_DIR);
	57	create_profile_dir(PLUGINS_CFG_DIR);
	58	create_profile_dir(CHEATS_DIR);
	59	create_profile_dir(PATCHES_DIR);
cd6e8d0f	60	create_profile_dir(PCSX_DOT_DIR "cfg");
80c2304e	61	}
80c2304e	62
47bf65ab	63	void set_cd_image(const char *fname)
47bf65ab	64	{
e16a7e51	65	const char *ext = NULL;
47bf65ab	66
33716956	67	if (fname != NULL)
33716956	68	ext = strrchr(fname, '.');
47bf65ab	69
33716956	70	if (ext && (
	71	strcasecmp(ext, ".z") == 0 \|\| strcasecmp(ext, ".bz") == 0 \|\|
	72	strcasecmp(ext, ".znx") == 0 \|\| strcasecmp(ext, ".pbp") == 0)) {
47bf65ab	73	SetIsoFile(NULL);
	74	cdrcimg_set_fname(fname);
	75	strcpy(Config.Cdr, "builtin_cdrcimg");
	76	} else {
	77	SetIsoFile(fname);
	78	strcpy(Config.Cdr, "builtin_cdr");
	79	}
	80	}
	81
6fe1f056	82	static void set_default_paths(void)
	83	{
	84	MAKE_PATH(Config.Mcd1, MEMCARD_DIR, "card1.mcd");
	85	MAKE_PATH(Config.Mcd2, MEMCARD_DIR, "card2.mcd");
	86	strcpy(Config.BiosDir, "bios");
	87
	88	strcpy(Config.PluginsDir, "plugins");
	89	strcpy(Config.Gpu, "builtin_gpu");
	90	strcpy(Config.Spu, "builtin_spu");
	91	strcpy(Config.Cdr, "builtin_cdr");
	92	strcpy(Config.Pad1, "builtin_pad");
	93	strcpy(Config.Pad2, "builtin_pad");
	94	strcpy(Config.Net, "Disabled");
	95	Config.PsxAuto = 1;
	96
	97	snprintf(Config.PatchesDir, sizeof(Config.PatchesDir), "." PATCHES_DIR);
	98	}
	99
80c2304e	100	int main(int argc, char *argv[])
80c2304e	101	{
b60f2812	102	void *tmp;
80c2304e	103
b60f2812	104	tmp = dlopen("/lib/libdl.so.2", RTLD_LAZY);
fa9cfe0a	105	if (tmp == NULL)
fa9cfe0a	106	tmp = dlopen("/lib32/libdl.so.2", RTLD_LAZY);
b60f2812	107	if (tmp != NULL)
	108	real_getenv = dlsym(tmp, "getenv");
	109	if (real_getenv == NULL) {
	110	fprintf(stderr, "%s\n", dlerror());
	111	return 1;
	112	}
	113	dlclose(tmp);
	114
80c2304e	115	// what is the name of the config file?
	116	// it may be redefined by -cfg on the command line
	117	strcpy(cfgfile_basename, "pcsx.cfg");
	118
e906c010	119	emuLog = stdout;
80c2304e	120	SetIsoFile(NULL);
80c2304e	121
e0c692d9	122	memset(&Config, 0, sizeof(Config));
	123
	124	CheckSubDir();
	125	set_default_paths();
	126	strcpy(Config.Bios, "HLE");
	127
	128	#ifdef MAEMO
	129	extern int maemo_main(int argc, char **argv);
	130	return maemo_main(argc, argv);
	131	#else
	132	char file[MAXPATHLEN] = "";
	133	char path[MAXPATHLEN];
	134	const char *cdfile = NULL;
	135	int loadst = 0;
	136	int i;
	137
80c2304e	138	// read command line options
80c2304e	139	for (i = 1; i < argc; i++) {
e906c010	140	if (!strcmp(argv[i], "-psxout")) Config.PsxOut = 1;
80c2304e	141	else if (!strcmp(argv[i], "-load")) loadst = atol(argv[++i]);
	142	else if (!strcmp(argv[i], "-cfg")) {
	143	if (i+1 >= argc) break;
	144	strncpy(cfgfile_basename, argv[++i], MAXPATHLEN-100); /* TODO buffer overruns */
	145	printf("Using config file %s.\n", cfgfile_basename);
	146	}
	147	else if (!strcmp(argv[i], "-cdfile")) {
	148	char isofilename[MAXPATHLEN];
	149
	150	if (i+1 >= argc) break;
	151	strncpy(isofilename, argv[++i], MAXPATHLEN);
	152	if (isofilename[0] != '/') {
	153	getcwd(path, MAXPATHLEN);
	154	if (strlen(path) + strlen(isofilename) + 1 < MAXPATHLEN) {
	155	strcat(path, "/");
	156	strcat(path, isofilename);
	157	strcpy(isofilename, path);
	158	} else
	159	isofilename[0] = 0;
	160	}
	161
47bf65ab	162	cdfile = isofilename;
80c2304e	163	}
	164	else if (!strcmp(argv[i], "-h") \|\|
	165	!strcmp(argv[i], "-help") \|\|
	166	!strcmp(argv[i], "--help")) {
	167	printf(PACKAGE_NAME " " PACKAGE_VERSION "\n");
	168	printf("%s\n", _(
	169	" pcsx [options] [file]\n"
	170	"\toptions:\n"
	171	"\t-cdfile FILE\tRuns a CD image file\n"
	172	"\t-nogui\t\tDon't open the GTK GUI\n"
	173	"\t-cfg FILE\tLoads desired configuration file (default: ~/.pcsx/pcsx.cfg)\n"
	174	"\t-psxout\t\tEnable PSX output\n"
	175	"\t-load STATENUM\tLoads savestate STATENUM (1-5)\n"
	176	"\t-h -help\tDisplay this message\n"
	177	"\tfile\t\tLoads file\n"));
	178	return 0;
	179	} else {
	180	strncpy(file, argv[i], MAXPATHLEN);
	181	if (file[0] != '/') {
	182	getcwd(path, MAXPATHLEN);
	183	if (strlen(path) + strlen(file) + 1 < MAXPATHLEN) {
	184	strcat(path, "/");
	185	strcat(path, file);
	186	strcpy(file, path);
	187	} else
	188	file[0] = 0;
	189	}
	190	}
	191	}
	192
47bf65ab	193	if (cdfile)
	194	set_cd_image(cdfile);
	195
69af03a2	196	if (SysInit() == -1)
69af03a2	197	return 1;
80c2304e	198
69af03a2	199	// frontend stuff
	200	in_init();
	201	in_probe();
	202	plat_init();
	203	menu_init();
80c2304e	204
69af03a2	205	if (LoadPlugins() == -1) {
6fe1f056	206	// FIXME: this recovery doesn't work, just delete bad config and bail out
	207	// SysMessage("could not load plugins, retrying with defaults\n");
	208	set_default_paths();
	209	snprintf(path, sizeof(path), "." PCSX_DOT_DIR "%s", cfgfile_basename);
	210	remove(path);
69af03a2	211	SysMessage("Failed loading plugins!");
	212	return 1;
	213	}
	214	pcnt_hook_plugins();
80c2304e	215
69af03a2	216	if (OpenPlugins() == -1) {
	217	return 1;
	218	}
201c21e2	219	plugin_call_rearmed_cbs();
80c2304e	220
69af03a2	221	CheckCdrom();
bbd837c6	222	SysReset();
69af03a2	223
	224	if (file[0] != '\0') {
	225	if (Load(file) != -1)
	226	ready_to_go = 1;
	227	} else {
47bf65ab	228	if (cdfile) {
69af03a2	229	if (LoadCdrom() == -1) {
	230	ClosePlugins();
	231	printf(_("Could not load CD-ROM!\n"));
	232	return -1;
80c2304e	233	}
69af03a2	234	ready_to_go = 1;
80c2304e	235	}
69af03a2	236	}
80c2304e	237
69af03a2	238	// If a state has been specified, then load that
69af03a2	239	if (loadst) {
c5061935	240	char state_filename[MAXPATHLEN];
	241	int ret = get_state_filename(state_filename, sizeof(state_filename), loadst - 1);
	242	if (ret == 0)
	243	ret = LoadState(state_filename);
69af03a2	244	printf("%s state %s\n", ret ? "failed to load" : "loaded", state_filename);
69af03a2	245	}
80c2304e	246
3c70c47b	247	if (ready_to_go)
	248	menu_prepare_emu();
	249	else
69af03a2	250	menu_loop();
69af03a2	251
7c0f51de	252	pl_start_watchdog();
7c0f51de	253
69af03a2	254	while (1)
69af03a2	255	{
80c2304e	256	psxCpu->Execute();
69af03a2	257	menu_loop();
80c2304e	258	}
	259
	260	return 0;
e0c692d9	261	#endif
80c2304e	262	}
	263
	264	int SysInit() {
80c2304e	265	if (EmuInit() == -1) {
	266	printf("PSX emulator couldn't be initialized.\n");
	267	return -1;
	268	}
	269
	270	LoadMcds(Config.Mcd1, Config.Mcd2); /* TODO Do we need to have this here, or in the calling main() function?? */
	271
	272	if (Config.Debug) {
	273	StartDebugger();
	274	}
	275
	276	return 0;
	277	}
	278
	279	void SysRunGui() {
	280	printf("SysRunGui\n");
	281	}
	282
	283	void StartGui() {
	284	printf("StartGui\n");
	285	}
	286
e6eb2066	287	static void dummy_lace()
	288	{
	289	}
	290
80c2304e	291	void SysReset() {
e6eb2066	292	// rearmed hack: EmuReset() runs some code when real BIOS is used,
	293	// but we usually do reset from menu while GPU is not open yet,
	294	// so we need to prevent updateLace() call..
	295	void *real_lace = GPU_updateLace;
	296	GPU_updateLace = dummy_lace;
	297
80c2304e	298	EmuReset();
bd6267e6	299
	300	// hmh core forgets this
	301	CDR_stop();
e6eb2066	302
e6eb2066	303	GPU_updateLace = real_lace;
80c2304e	304	}
	305
	306	void SysClose() {
	307	EmuShutdown();
	308	ReleasePlugins();
	309
	310	StopDebugger();
	311
	312	if (emuLog != NULL) fclose(emuLog);
	313	}
	314
	315	void SysUpdate() {
80c2304e	316	}
	317
	318	void OnFile_Exit() {
bd6267e6	319	printf("OnFile_Exit\n");
e0c692d9	320	#ifndef MAEMO
201c21e2	321	menu_finish();
e0c692d9	322	#endif
bd6267e6	323	plat_finish();
bd6267e6	324	SysClose();
80c2304e	325	exit(0);
	326	}
	327
c5061935	328	int get_state_filename(char *buf, int size, int i) {
80c2304e	329	char trimlabel[33];
	330	int j;
	331
	332	strncpy(trimlabel, CdromLabel, 32);
	333	trimlabel[32] = 0;
	334	for (j = 31; j >= 0; j--)
	335	if (trimlabel[j] == ' ')
	336	trimlabel[j] = 0;
	337	else
	338	continue;
	339
c5061935	340	snprintf(buf, size, "." STATES_DIR "%.32s-%.9s.%3.3d",
80c2304e	341	trimlabel, CdromId, i);
80c2304e	342
c5061935	343	return 0;
80c2304e	344	}
	345
	346	void SysPrintf(const char *fmt, ...) {
	347	va_list list;
	348	char msg[512];
	349
	350	va_start(list, fmt);
	351	vsprintf(msg, fmt, list);
	352	va_end(list);
	353
80c2304e	354	fprintf(emuLog, "%s", msg);
	355	}
	356
	357	void SysMessage(const char *fmt, ...) {
	358	va_list list;
	359	char msg[512];
	360
	361	va_start(list, fmt);
	362	vsprintf(msg, fmt, list);
	363	va_end(list);
	364
	365	if (msg[strlen(msg) - 1] == '\n')
	366	msg[strlen(msg) - 1] = 0;
	367
	368	fprintf(stderr, "%s\n", msg);
	369	}
	370
c5061935	371	static void SignalExit(int sig) {
	372	ClosePlugins();
	373	OnFile_Exit();
	374	}
	375
	376	#define PARSEPATH(dst, src) \
	377	ptr = src + strlen(src); \
	378	while (*ptr != '\\' && ptr != src) ptr--; \
	379	if (ptr != src) { \
	380	strcpy(dst, ptr+1); \
	381	}
	382
	383	static int _OpenPlugins(void) {
	384	int ret;
	385
	386	signal(SIGINT, SignalExit);
	387	signal(SIGPIPE, SignalExit);
	388
	389	GPU_clearDynarec(clearDynarec);
	390
	391	ret = CDR_open();
	392	if (ret < 0) { SysMessage(_("Error opening CD-ROM plugin!")); return -1; }
	393	ret = SPU_open();
	394	if (ret < 0) { SysMessage(_("Error opening SPU plugin!")); return -1; }
	395	SPU_registerCallback(SPUirq);
	396	// pcsx-rearmed: we handle gpu elsewhere
	397	//ret = GPU_open(&gpuDisp, "PCSX", NULL);
	398	//if (ret < 0) { SysMessage(_("Error opening GPU plugin!")); return -1; }
	399	ret = PAD1_open(&gpuDisp);
	400	if (ret < 0) { SysMessage(_("Error opening Controller 1 plugin!")); return -1; }
	401	ret = PAD2_open(&gpuDisp);
	402	if (ret < 0) { SysMessage(_("Error opening Controller 2 plugin!")); return -1; }
	403
	404	if (Config.UseNet && !NetOpened) {
	405	netInfo info;
	406	char path[MAXPATHLEN];
	407	char dotdir[MAXPATHLEN];
	408
	409	MAKE_PATH(dotdir, "/.pcsx/plugins/", NULL);
	410
	411	strcpy(info.EmuName, "PCSX " PACKAGE_VERSION);
	412	strncpy(info.CdromID, CdromId, 9);
	413	strncpy(info.CdromLabel, CdromLabel, 9);
	414	info.psxMem = psxM;
	415	info.GPU_showScreenPic = GPU_showScreenPic;
	416	info.GPU_displayText = GPU_displayText;
	417	info.GPU_showScreenPic = GPU_showScreenPic;
	418	info.PAD_setSensitive = PAD1_setSensitive;
	419	sprintf(path, "%s%s", Config.BiosDir, Config.Bios);
	420	strcpy(info.BIOSpath, path);
	421	strcpy(info.MCD1path, Config.Mcd1);
	422	strcpy(info.MCD2path, Config.Mcd2);
	423	sprintf(path, "%s%s", dotdir, Config.Gpu);
	424	strcpy(info.GPUpath, path);
	425	sprintf(path, "%s%s", dotdir, Config.Spu);
	426	strcpy(info.SPUpath, path);
	427	sprintf(path, "%s%s", dotdir, Config.Cdr);
	428	strcpy(info.CDRpath, path);
	429	NET_setInfo(&info);
	430
	431	ret = NET_open(&gpuDisp);
	432	if (ret < 0) {
	433	if (ret == -2) {
	434	// -2 is returned when something in the info
435	// changed and needs to be synced
436	char *ptr;
437
438	PARSEPATH(Config.Bios, info.BIOSpath);
439	PARSEPATH(Config.Gpu, info.GPUpath);
440	PARSEPATH(Config.Spu, info.SPUpath);
441	PARSEPATH(Config.Cdr, info.CDRpath);
442
443	strcpy(Config.Mcd1, info.MCD1path);
444	strcpy(Config.Mcd2, info.MCD2path);
445	return -2;
446	} else {
447	Config.UseNet = FALSE;
448	}
449	} else {
450	if (NET_queryPlayer() == 1) {
451	if (SendPcsxInfo() == -1) Config.UseNet = FALSE;
452	} else {
453	if (RecvPcsxInfo() == -1) Config.UseNet = FALSE;
454	}
455	}
456	NetOpened = TRUE;
457	} else if (Config.UseNet) {
458	NET_resume();
459	}
460
461	return 0;
462	}
463
464	int OpenPlugins() {
465	int ret;
466
467	while ((ret = _OpenPlugins()) == -2) {
468	ReleasePlugins();
469	LoadMcds(Config.Mcd1, Config.Mcd2);
470	if (LoadPlugins() == -1) return -1;
471	}
472	return ret;
473	}
474
475	void ClosePlugins() {
476	int ret;
477
478	signal(SIGINT, SIG_DFL);
479	signal(SIGPIPE, SIG_DFL);
480	ret = CDR_close();
481	if (ret < 0) { SysMessage(_("Error closing CD-ROM plugin!")); return; }
482	ret = SPU_close();
483	if (ret < 0) { SysMessage(_("Error closing SPU plugin!")); return; }
484	ret = PAD1_close();
485	if (ret < 0) { SysMessage(_("Error closing Controller 1 Plugin!")); return; }
486	ret = PAD2_close();
487	if (ret < 0) { SysMessage(_("Error closing Controller 2 plugin!")); return; }
488	// pcsx-rearmed: we handle gpu elsewhere
489	//ret = GPU_close();
490	//if (ret < 0) { SysMessage(_("Error closing GPU plugin!")); return; }
491
492	if (Config.UseNet) {
493	NET_pause();
494	}
495	}
496
e906c010	497	#if 1
	498	/* this is to avoid having to hack every plugin to stop using $HOME */
	499	char getenv(const char name)
	500	{
	501	static char ret[8] = ".";
	502
69af03a2	503	if (name && strcmp(name, "HOME") == 0 &&
69af03a2	504	((int)name >> 28) == 0) // HACK: let libs find home
b60f2812	505	return ret;
e906c010	506
b60f2812	507	return real_getenv(name);
e906c010	508	}
	509	#endif
	510
	511	/* we hook statically linked plugins here */
	512	static const char *builtin_plugins[] = {
47bf65ab	513	"builtin_gpu", "builtin_spu", "builtin_cdr", "builtin_pad",
47bf65ab	514	"builtin_cdrcimg",
e906c010	515	};
	516
	517	static const int builtin_plugin_ids[] = {
	518	PLUGIN_GPU, PLUGIN_SPU, PLUGIN_CDR, PLUGIN_PAD,
47bf65ab	519	PLUGIN_CDRCIMG,
e906c010	520	};
e906c010	521
80c2304e	522	void SysLoadLibrary(const char lib) {
e906c010	523	const char *tmp = strrchr(lib, '/');
bbd837c6	524	void *ret;
e906c010	525	int i;
e906c010	526
bbd837c6	527	printf("plugin: %s\n", lib);
bbd837c6	528
e906c010	529	if (tmp != NULL) {
	530	tmp++;
	531	for (i = 0; i < ARRAY_SIZE(builtin_plugins); i++)
	532	if (strcmp(tmp, builtin_plugins[i]) == 0)
	533	return (void *)(long)(PLUGIN_DL_BASE + builtin_plugin_ids[i]);
	534	}
	535
2185e39b	536	#if defined(__x86_64__) \|\| defined(__i386__)
	537	// convenience hack
	538	char name[MAXPATHLEN];
	539	snprintf(name, sizeof(name), "%s.x86", lib);
	540	lib = name;
	541	#endif
	542
bbd837c6	543	ret = dlopen(lib, RTLD_NOW);
	544	if (ret == NULL)
	545	fprintf(stderr, "dlopen: %s\n", dlerror());
	546	return ret;
80c2304e	547	}
	548
	549	void SysLoadSym(void lib, const char *sym) {
e906c010	550	unsigned int plugid = (unsigned int)(long)lib;
	551
	552	if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
	553	return plugin_link(plugid - PLUGIN_DL_BASE, sym);
	554
80c2304e	555	return dlsym(lib, sym);
	556	}
	557
	558	const char *SysLibError() {
	559	return dlerror();
	560	}
	561
	562	void SysCloseLibrary(void *lib) {
e906c010	563	unsigned int plugid = (unsigned int)(long)lib;
	564
	565	if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
	566	return;
	567
80c2304e	568	dlclose(lib);
	569	}
	570