[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 "../libpcsxcore/new_dynarec/new_dynarec.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);
int state_slot;
enum sched_action emu_action, emu_action_old;
char hud_msg[64];
int hud_new_msg;

// from softgpu plugin
extern int UseFrameSkip;

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);
}

void do_emu_action(void)
{
	int ret;

	emu_action_old = emu_action;

	switch (emu_action) {
	case SACTION_NONE:
		return;
	case SACTION_ENTER_MENU:
		menu_loop();
		return;
	case SACTION_LOAD_STATE:
		ret = emu_load_state(state_slot);
		snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "LOADED" : "FAIL!");
		break;
	case SACTION_SAVE_STATE:
		ret = emu_save_state(state_slot);
		snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "SAVED" : "FAIL!");
		break;
	case SACTION_NEXT_SSLOT:
		state_slot++;
		if (state_slot > 9)
			state_slot = 0;
		goto do_state_slot;
	case SACTION_PREV_SSLOT:
		state_slot--;
		if (state_slot < 0)
			state_slot = 9;
		goto do_state_slot;
	case SACTION_TOGGLE_FSKIP:
		UseFrameSkip ^= 1;
		snprintf(hud_msg, sizeof(hud_msg), "FRAMESKIP %s",
			UseFrameSkip ? "ON" : "OFF");
		break;
	}
	hud_new_msg = 3;
	return;

do_state_slot:
	snprintf(hud_msg, sizeof(hud_msg), "STATE SLOT %d [%s]", state_slot,
		emu_check_state(state_slot) == 0 ? "USED" : "FREE");
	hud_new_msg = 3;
}

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 (ready_to_go) {
		menu_prepare_emu();

		// If a state has been specified, then load that
		if (loadst) {
			int ret = emu_load_state(loadst - 1);
			printf("%s state %d\n", ret ? "failed to load" : "loaded", loadst);
		}
	}
	else
		menu_loop();

	pl_start_watchdog();

	while (1)
	{
		stop = 0;
		emu_action = SACTION_NONE;

		psxCpu->Execute();
		if (emu_action != SACTION_NONE)
			do_emu_action();
	}

	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;
}

int emu_check_state(int slot)
{
	char fname[MAXPATHLEN];
	int ret;

	ret = get_state_filename(fname, sizeof(fname), slot);
	if (ret != 0)
		return ret;

	return CheckState(fname);
}

int emu_save_state(int slot)
{
	char fname[MAXPATHLEN];
	int ret;

	ret = get_state_filename(fname, sizeof(fname), slot);
	if (ret != 0)
		return ret;

	return SaveState(fname);
}

int emu_load_state(int slot)
{
	char fname[MAXPATHLEN];
	int ret;

	ret = get_state_filename(fname, sizeof(fname), slot);
	if (ret != 0)
		return ret;

	return LoadState(fname);
}

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"
799b0b87	23	#include "../libpcsxcore/new_dynarec/new_dynarec.h"
47bf65ab	24	#include "../plugins/cdrcimg/cdrcimg.h"
69af03a2	25	#include "common/plat.h"
69af03a2	26	#include "common/input.h"
80c2304e	27
69af03a2	28	int ready_to_go;
c5061935	29	unsigned long gpuDisp;
c5061935	30	char cfgfile_basename[MAXPATHLEN];
b60f2812	31	static char (real_getenv)(const char *name);
8f892648	32	int state_slot;
	33	enum sched_action emu_action, emu_action_old;
	34	char hud_msg[64];
	35	int hud_new_msg;
	36
	37	// from softgpu plugin
	38	extern int UseFrameSkip;
80c2304e	39
	40	static void make_path(char buf, size_t size, const char dir, const char *fname)
	41	{
	42	if (fname)
	43	snprintf(buf, size, ".%s%s", dir, fname);
	44	else
	45	snprintf(buf, size, ".%s", dir);
	46	}
	47	#define MAKE_PATH(buf, dir, fname) \
	48	make_path(buf, sizeof(buf), dir, fname)
	49
	50	static void create_profile_dir(const char *directory) {
	51	char path[MAXPATHLEN];
	52
	53	MAKE_PATH(path, directory, NULL);
	54	mkdir(path, S_IRWXU \| S_IRWXG);
	55	}
	56
	57	static void CheckSubDir() {
	58	// make sure that ~/.pcsx exists
	59	create_profile_dir(PCSX_DOT_DIR);
	60
	61	create_profile_dir(BIOS_DIR);
	62	create_profile_dir(MEMCARD_DIR);
	63	create_profile_dir(STATES_DIR);
	64	create_profile_dir(PLUGINS_DIR);
	65	create_profile_dir(PLUGINS_CFG_DIR);
	66	create_profile_dir(CHEATS_DIR);
	67	create_profile_dir(PATCHES_DIR);
cd6e8d0f	68	create_profile_dir(PCSX_DOT_DIR "cfg");
80c2304e	69	}
80c2304e	70
47bf65ab	71	void set_cd_image(const char *fname)
47bf65ab	72	{
e16a7e51	73	const char *ext = NULL;
47bf65ab	74
33716956	75	if (fname != NULL)
33716956	76	ext = strrchr(fname, '.');
47bf65ab	77
33716956	78	if (ext && (
	79	strcasecmp(ext, ".z") == 0 \|\| strcasecmp(ext, ".bz") == 0 \|\|
	80	strcasecmp(ext, ".znx") == 0 \|\| strcasecmp(ext, ".pbp") == 0)) {
47bf65ab	81	SetIsoFile(NULL);
	82	cdrcimg_set_fname(fname);
	83	strcpy(Config.Cdr, "builtin_cdrcimg");
	84	} else {
	85	SetIsoFile(fname);
	86	strcpy(Config.Cdr, "builtin_cdr");
	87	}
	88	}
	89
6fe1f056	90	static void set_default_paths(void)
	91	{
	92	MAKE_PATH(Config.Mcd1, MEMCARD_DIR, "card1.mcd");
	93	MAKE_PATH(Config.Mcd2, MEMCARD_DIR, "card2.mcd");
	94	strcpy(Config.BiosDir, "bios");
	95
	96	strcpy(Config.PluginsDir, "plugins");
	97	strcpy(Config.Gpu, "builtin_gpu");
	98	strcpy(Config.Spu, "builtin_spu");
	99	strcpy(Config.Cdr, "builtin_cdr");
	100	strcpy(Config.Pad1, "builtin_pad");
	101	strcpy(Config.Pad2, "builtin_pad");
	102	strcpy(Config.Net, "Disabled");
	103	Config.PsxAuto = 1;
	104
	105	snprintf(Config.PatchesDir, sizeof(Config.PatchesDir), "." PATCHES_DIR);
	106	}
	107
8f892648	108	void do_emu_action(void)
	109	{
	110	int ret;
	111
	112	emu_action_old = emu_action;
	113
	114	switch (emu_action) {
	115	case SACTION_NONE:
	116	return;
	117	case SACTION_ENTER_MENU:
	118	menu_loop();
	119	return;
	120	case SACTION_LOAD_STATE:
	121	ret = emu_load_state(state_slot);
	122	snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "LOADED" : "FAIL!");
	123	break;
	124	case SACTION_SAVE_STATE:
	125	ret = emu_save_state(state_slot);
	126	snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "SAVED" : "FAIL!");
	127	break;
	128	case SACTION_NEXT_SSLOT:
	129	state_slot++;
	130	if (state_slot > 9)
	131	state_slot = 0;
	132	goto do_state_slot;
	133	case SACTION_PREV_SSLOT:
	134	state_slot--;
	135	if (state_slot < 0)
	136	state_slot = 9;
	137	goto do_state_slot;
	138	case SACTION_TOGGLE_FSKIP:
	139	UseFrameSkip ^= 1;
	140	snprintf(hud_msg, sizeof(hud_msg), "FRAMESKIP %s",
	141	UseFrameSkip ? "ON" : "OFF");
	142	break;
	143	}
	144	hud_new_msg = 3;
	145	return;
	146
	147	do_state_slot:
	148	snprintf(hud_msg, sizeof(hud_msg), "STATE SLOT %d [%s]", state_slot,
	149	emu_check_state(state_slot) == 0 ? "USED" : "FREE");
	150	hud_new_msg = 3;
	151	}
	152
80c2304e	153	int main(int argc, char *argv[])
80c2304e	154	{
b60f2812	155	void *tmp;
80c2304e	156
b60f2812	157	tmp = dlopen("/lib/libdl.so.2", RTLD_LAZY);
fa9cfe0a	158	if (tmp == NULL)
fa9cfe0a	159	tmp = dlopen("/lib32/libdl.so.2", RTLD_LAZY);
b60f2812	160	if (tmp != NULL)
	161	real_getenv = dlsym(tmp, "getenv");
	162	if (real_getenv == NULL) {
	163	fprintf(stderr, "%s\n", dlerror());
	164	return 1;
	165	}
	166	dlclose(tmp);
	167
80c2304e	168	// what is the name of the config file?
	169	// it may be redefined by -cfg on the command line
	170	strcpy(cfgfile_basename, "pcsx.cfg");
	171
e906c010	172	emuLog = stdout;
80c2304e	173	SetIsoFile(NULL);
80c2304e	174
e0c692d9	175	memset(&Config, 0, sizeof(Config));
	176
	177	CheckSubDir();
	178	set_default_paths();
	179	strcpy(Config.Bios, "HLE");
	180
	181	#ifdef MAEMO
	182	extern int maemo_main(int argc, char **argv);
	183	return maemo_main(argc, argv);
	184	#else
	185	char file[MAXPATHLEN] = "";
	186	char path[MAXPATHLEN];
	187	const char *cdfile = NULL;
	188	int loadst = 0;
	189	int i;
	190
80c2304e	191	// read command line options
80c2304e	192	for (i = 1; i < argc; i++) {
e906c010	193	if (!strcmp(argv[i], "-psxout")) Config.PsxOut = 1;
80c2304e	194	else if (!strcmp(argv[i], "-load")) loadst = atol(argv[++i]);
	195	else if (!strcmp(argv[i], "-cfg")) {
	196	if (i+1 >= argc) break;
	197	strncpy(cfgfile_basename, argv[++i], MAXPATHLEN-100); /* TODO buffer overruns */
	198	printf("Using config file %s.\n", cfgfile_basename);
	199	}
	200	else if (!strcmp(argv[i], "-cdfile")) {
	201	char isofilename[MAXPATHLEN];
	202
	203	if (i+1 >= argc) break;
	204	strncpy(isofilename, argv[++i], MAXPATHLEN);
	205	if (isofilename[0] != '/') {
	206	getcwd(path, MAXPATHLEN);
	207	if (strlen(path) + strlen(isofilename) + 1 < MAXPATHLEN) {
	208	strcat(path, "/");
	209	strcat(path, isofilename);
	210	strcpy(isofilename, path);
	211	} else
	212	isofilename[0] = 0;
	213	}
	214
47bf65ab	215	cdfile = isofilename;
80c2304e	216	}
	217	else if (!strcmp(argv[i], "-h") \|\|
	218	!strcmp(argv[i], "-help") \|\|
	219	!strcmp(argv[i], "--help")) {
	220	printf(PACKAGE_NAME " " PACKAGE_VERSION "\n");
	221	printf("%s\n", _(
	222	" pcsx [options] [file]\n"
	223	"\toptions:\n"
	224	"\t-cdfile FILE\tRuns a CD image file\n"
	225	"\t-nogui\t\tDon't open the GTK GUI\n"
	226	"\t-cfg FILE\tLoads desired configuration file (default: ~/.pcsx/pcsx.cfg)\n"
	227	"\t-psxout\t\tEnable PSX output\n"
	228	"\t-load STATENUM\tLoads savestate STATENUM (1-5)\n"
	229	"\t-h -help\tDisplay this message\n"
	230	"\tfile\t\tLoads file\n"));
	231	return 0;
	232	} else {
	233	strncpy(file, argv[i], MAXPATHLEN);
	234	if (file[0] != '/') {
	235	getcwd(path, MAXPATHLEN);
	236	if (strlen(path) + strlen(file) + 1 < MAXPATHLEN) {
	237	strcat(path, "/");
	238	strcat(path, file);
	239	strcpy(file, path);
	240	} else
	241	file[0] = 0;
	242	}
	243	}
	244	}
	245
47bf65ab	246	if (cdfile)
	247	set_cd_image(cdfile);
	248
69af03a2	249	if (SysInit() == -1)
69af03a2	250	return 1;
80c2304e	251
69af03a2	252	// frontend stuff
	253	in_init();
	254	in_probe();
	255	plat_init();
	256	menu_init();
80c2304e	257
69af03a2	258	if (LoadPlugins() == -1) {
6fe1f056	259	// FIXME: this recovery doesn't work, just delete bad config and bail out
	260	// SysMessage("could not load plugins, retrying with defaults\n");
	261	set_default_paths();
	262	snprintf(path, sizeof(path), "." PCSX_DOT_DIR "%s", cfgfile_basename);
	263	remove(path);
69af03a2	264	SysMessage("Failed loading plugins!");
	265	return 1;
	266	}
	267	pcnt_hook_plugins();
80c2304e	268
69af03a2	269	if (OpenPlugins() == -1) {
	270	return 1;
	271	}
201c21e2	272	plugin_call_rearmed_cbs();
80c2304e	273
69af03a2	274	CheckCdrom();
bbd837c6	275	SysReset();
69af03a2	276
	277	if (file[0] != '\0') {
	278	if (Load(file) != -1)
	279	ready_to_go = 1;
	280	} else {
47bf65ab	281	if (cdfile) {
69af03a2	282	if (LoadCdrom() == -1) {
	283	ClosePlugins();
	284	printf(_("Could not load CD-ROM!\n"));
	285	return -1;
80c2304e	286	}
69af03a2	287	ready_to_go = 1;
80c2304e	288	}
69af03a2	289	}
80c2304e	290
45d45c1e	291	if (ready_to_go) {
3c70c47b	292	menu_prepare_emu();
45d45c1e	293
	294	// If a state has been specified, then load that
	295	if (loadst) {
	296	int ret = emu_load_state(loadst - 1);
	297	printf("%s state %d\n", ret ? "failed to load" : "loaded", loadst);
	298	}
	299	}
3c70c47b	300	else
69af03a2	301	menu_loop();
69af03a2	302
7c0f51de	303	pl_start_watchdog();
7c0f51de	304
69af03a2	305	while (1)
69af03a2	306	{
799b0b87	307	stop = 0;
8f892648	308	emu_action = SACTION_NONE;
8f892648	309
80c2304e	310	psxCpu->Execute();
8f892648	311	if (emu_action != SACTION_NONE)
8f892648	312	do_emu_action();
80c2304e	313	}
	314
	315	return 0;
e0c692d9	316	#endif
80c2304e	317	}
	318
	319	int SysInit() {
80c2304e	320	if (EmuInit() == -1) {
	321	printf("PSX emulator couldn't be initialized.\n");
	322	return -1;
	323	}
	324
	325	LoadMcds(Config.Mcd1, Config.Mcd2); /* TODO Do we need to have this here, or in the calling main() function?? */
	326
	327	if (Config.Debug) {
	328	StartDebugger();
	329	}
	330
	331	return 0;
	332	}
	333
	334	void SysRunGui() {
	335	printf("SysRunGui\n");
	336	}
	337
	338	void StartGui() {
	339	printf("StartGui\n");
	340	}
	341
e6eb2066	342	static void dummy_lace()
	343	{
	344	}
	345
80c2304e	346	void SysReset() {
e6eb2066	347	// rearmed hack: EmuReset() runs some code when real BIOS is used,
	348	// but we usually do reset from menu while GPU is not open yet,
	349	// so we need to prevent updateLace() call..
	350	void *real_lace = GPU_updateLace;
	351	GPU_updateLace = dummy_lace;
	352
80c2304e	353	EmuReset();
bd6267e6	354
	355	// hmh core forgets this
	356	CDR_stop();
e6eb2066	357
e6eb2066	358	GPU_updateLace = real_lace;
80c2304e	359	}
	360
	361	void SysClose() {
	362	EmuShutdown();
	363	ReleasePlugins();
	364
	365	StopDebugger();
	366
	367	if (emuLog != NULL) fclose(emuLog);
	368	}
	369
	370	void SysUpdate() {
80c2304e	371	}
	372
	373	void OnFile_Exit() {
bd6267e6	374	printf("OnFile_Exit\n");
e0c692d9	375	#ifndef MAEMO
201c21e2	376	menu_finish();
e0c692d9	377	#endif
bd6267e6	378	plat_finish();
bd6267e6	379	SysClose();
80c2304e	380	exit(0);
	381	}
	382
c5061935	383	int get_state_filename(char *buf, int size, int i) {
80c2304e	384	char trimlabel[33];
	385	int j;
	386
	387	strncpy(trimlabel, CdromLabel, 32);
	388	trimlabel[32] = 0;
	389	for (j = 31; j >= 0; j--)
	390	if (trimlabel[j] == ' ')
	391	trimlabel[j] = 0;
	392	else
	393	continue;
	394
c5061935	395	snprintf(buf, size, "." STATES_DIR "%.32s-%.9s.%3.3d",
80c2304e	396	trimlabel, CdromId, i);
80c2304e	397
c5061935	398	return 0;
80c2304e	399	}
80c2304e	400
8f892648	401	int emu_check_state(int slot)
	402	{
	403	char fname[MAXPATHLEN];
	404	int ret;
	405
	406	ret = get_state_filename(fname, sizeof(fname), slot);
	407	if (ret != 0)
	408	return ret;
	409
	410	return CheckState(fname);
	411	}
	412
	413	int emu_save_state(int slot)
	414	{
	415	char fname[MAXPATHLEN];
	416	int ret;
	417
	418	ret = get_state_filename(fname, sizeof(fname), slot);
	419	if (ret != 0)
	420	return ret;
	421
	422	return SaveState(fname);
	423	}
	424
	425	int emu_load_state(int slot)
	426	{
	427	char fname[MAXPATHLEN];
	428	int ret;
	429
	430	ret = get_state_filename(fname, sizeof(fname), slot);
	431	if (ret != 0)
	432	return ret;
	433
	434	return LoadState(fname);
	435	}
	436
80c2304e	437	void SysPrintf(const char *fmt, ...) {
	438	va_list list;
	439	char msg[512];
	440
	441	va_start(list, fmt);
	442	vsprintf(msg, fmt, list);
	443	va_end(list);
	444
80c2304e	445	fprintf(emuLog, "%s", msg);
	446	}
	447
	448	void SysMessage(const char *fmt, ...) {
	449	va_list list;
	450	char msg[512];
	451
	452	va_start(list, fmt);
	453	vsprintf(msg, fmt, list);
	454	va_end(list);
	455
	456	if (msg[strlen(msg) - 1] == '\n')
	457	msg[strlen(msg) - 1] = 0;
	458
	459	fprintf(stderr, "%s\n", msg);
	460	}
	461
c5061935	462	static void SignalExit(int sig) {
	463	ClosePlugins();
	464	OnFile_Exit();
	465	}
	466
	467	#define PARSEPATH(dst, src) \
	468	ptr = src + strlen(src); \
	469	while (*ptr != '\\' && ptr != src) ptr--; \
	470	if (ptr != src) { \
	471	strcpy(dst, ptr+1); \
	472	}
	473
	474	static int _OpenPlugins(void) {
	475	int ret;
	476
	477	signal(SIGINT, SignalExit);
	478	signal(SIGPIPE, SignalExit);
	479
	480	GPU_clearDynarec(clearDynarec);
	481
	482	ret = CDR_open();
	483	if (ret < 0) { SysMessage(_("Error opening CD-ROM plugin!")); return -1; }
	484	ret = SPU_open();
	485	if (ret < 0) { SysMessage(_("Error opening SPU plugin!")); return -1; }
	486	SPU_registerCallback(SPUirq);
	487	// pcsx-rearmed: we handle gpu elsewhere
	488	//ret = GPU_open(&gpuDisp, "PCSX", NULL);
	489	//if (ret < 0) { SysMessage(_("Error opening GPU plugin!")); return -1; }
	490	ret = PAD1_open(&gpuDisp);
	491	if (ret < 0) { SysMessage(_("Error opening Controller 1 plugin!")); return -1; }
	492	ret = PAD2_open(&gpuDisp);
	493	if (ret < 0) { SysMessage(_("Error opening Controller 2 plugin!")); return -1; }
	494
	495	if (Config.UseNet && !NetOpened) {
	496	netInfo info;
	497	char path[MAXPATHLEN];
	498	char dotdir[MAXPATHLEN];
	499
	500	MAKE_PATH(dotdir, "/.pcsx/plugins/", NULL);
	501
	502	strcpy(info.EmuName, "PCSX " PACKAGE_VERSION);
	503	strncpy(info.CdromID, CdromId, 9);
	504	strncpy(info.CdromLabel, CdromLabel, 9);
	505	info.psxMem = psxM;
	506	info.GPU_showScreenPic = GPU_showScreenPic;
	507	info.GPU_displayText = GPU_displayText;
	508	info.GPU_showScreenPic = GPU_showScreenPic;
	509	info.PAD_setSensitive = PAD1_setSensitive;
	510	sprintf(path, "%s%s", Config.BiosDir, Config.Bios);
	511	strcpy(info.BIOSpath, path);
	512	strcpy(info.MCD1path, Config.Mcd1);
	513	strcpy(info.MCD2path, Config.Mcd2);
	514	sprintf(path, "%s%s", dotdir, Config.Gpu);
	515	strcpy(info.GPUpath, path);
	516	sprintf(path, "%s%s", dotdir, Config.Spu);
	517	strcpy(info.SPUpath, path);
	518	sprintf(path, "%s%s", dotdir, Config.Cdr);
	519	strcpy(info.CDRpath, path);
	520	NET_setInfo(&info);
	521
	522	ret = NET_open(&gpuDisp);
	523	if (ret < 0) {
	524	if (ret == -2) {
	525	// -2 is returned when something in the info
526	// changed and needs to be synced
527	char *ptr;
528
529	PARSEPATH(Config.Bios, info.BIOSpath);
530	PARSEPATH(Config.Gpu, info.GPUpath);
531	PARSEPATH(Config.Spu, info.SPUpath);
532	PARSEPATH(Config.Cdr, info.CDRpath);
533
534	strcpy(Config.Mcd1, info.MCD1path);
535	strcpy(Config.Mcd2, info.MCD2path);
536	return -2;
537	} else {
538	Config.UseNet = FALSE;
539	}
540	} else {
541	if (NET_queryPlayer() == 1) {
542	if (SendPcsxInfo() == -1) Config.UseNet = FALSE;
543	} else {
544	if (RecvPcsxInfo() == -1) Config.UseNet = FALSE;
545	}
546	}
547	NetOpened = TRUE;
548	} else if (Config.UseNet) {
549	NET_resume();
550	}
551
552	return 0;
553	}
554
555	int OpenPlugins() {
556	int ret;
557
558	while ((ret = _OpenPlugins()) == -2) {
559	ReleasePlugins();
560	LoadMcds(Config.Mcd1, Config.Mcd2);
561	if (LoadPlugins() == -1) return -1;
562	}
563	return ret;
564	}
565
566	void ClosePlugins() {
567	int ret;
568
569	signal(SIGINT, SIG_DFL);
570	signal(SIGPIPE, SIG_DFL);
571	ret = CDR_close();
572	if (ret < 0) { SysMessage(_("Error closing CD-ROM plugin!")); return; }
573	ret = SPU_close();
574	if (ret < 0) { SysMessage(_("Error closing SPU plugin!")); return; }
575	ret = PAD1_close();
576	if (ret < 0) { SysMessage(_("Error closing Controller 1 Plugin!")); return; }
577	ret = PAD2_close();
578	if (ret < 0) { SysMessage(_("Error closing Controller 2 plugin!")); return; }
579	// pcsx-rearmed: we handle gpu elsewhere
580	//ret = GPU_close();
581	//if (ret < 0) { SysMessage(_("Error closing GPU plugin!")); return; }
582
583	if (Config.UseNet) {
584	NET_pause();
585	}
586	}
587
e906c010	588	#if 1
	589	/* this is to avoid having to hack every plugin to stop using $HOME */
	590	char getenv(const char name)
	591	{
	592	static char ret[8] = ".";
	593
69af03a2	594	if (name && strcmp(name, "HOME") == 0 &&
69af03a2	595	((int)name >> 28) == 0) // HACK: let libs find home
b60f2812	596	return ret;
e906c010	597
b60f2812	598	return real_getenv(name);
e906c010	599	}
	600	#endif
	601
	602	/* we hook statically linked plugins here */
	603	static const char *builtin_plugins[] = {
47bf65ab	604	"builtin_gpu", "builtin_spu", "builtin_cdr", "builtin_pad",
47bf65ab	605	"builtin_cdrcimg",
e906c010	606	};
	607
	608	static const int builtin_plugin_ids[] = {
	609	PLUGIN_GPU, PLUGIN_SPU, PLUGIN_CDR, PLUGIN_PAD,
47bf65ab	610	PLUGIN_CDRCIMG,
e906c010	611	};
e906c010	612
80c2304e	613	void SysLoadLibrary(const char lib) {
e906c010	614	const char *tmp = strrchr(lib, '/');
bbd837c6	615	void *ret;
e906c010	616	int i;
e906c010	617
bbd837c6	618	printf("plugin: %s\n", lib);
bbd837c6	619
e906c010	620	if (tmp != NULL) {
	621	tmp++;
	622	for (i = 0; i < ARRAY_SIZE(builtin_plugins); i++)
	623	if (strcmp(tmp, builtin_plugins[i]) == 0)
	624	return (void *)(long)(PLUGIN_DL_BASE + builtin_plugin_ids[i]);
	625	}
	626
2185e39b	627	#if defined(__x86_64__) \|\| defined(__i386__)
	628	// convenience hack
	629	char name[MAXPATHLEN];
	630	snprintf(name, sizeof(name), "%s.x86", lib);
	631	lib = name;
	632	#endif
	633
bbd837c6	634	ret = dlopen(lib, RTLD_NOW);
	635	if (ret == NULL)
	636	fprintf(stderr, "dlopen: %s\n", dlerror());
	637	return ret;
80c2304e	638	}
	639
	640	void SysLoadSym(void lib, const char *sym) {
e906c010	641	unsigned int plugid = (unsigned int)(long)lib;
	642
	643	if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
	644	return plugin_link(plugid - PLUGIN_DL_BASE, sym);
	645
80c2304e	646	return dlsym(lib, sym);
	647	}
	648
	649	const char *SysLibError() {
	650	return dlerror();
	651	}
	652
	653	void SysCloseLibrary(void *lib) {
e906c010	654	unsigned int plugid = (unsigned int)(long)lib;
	655
	656	if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
	657	return;
	658
80c2304e	659	dlclose(lib);
	660	}
	661