s32 save_game_config_file()
{
u8 game_config_filename[512];
u32 i;
change_ext(gamepak_filename, game_config_filename, ".cfg");
file_open(game_config_file, game_config_filename, write);
if(file_check_valid(game_config_file))
{
u32 file_options[14];
file_options[0] = current_frameskip_type;
file_options[1] = frameskip_value;
file_options[2] = random_skip;
file_options[3] = clock_speed;
for(i = 0; i < 10; i++)
{
file_options[4 + i] = cheats[i].cheat_active;
}
file_write_array(game_config_file, file_options);
file_close(game_config_file);
return 0;
}
return -1;
}
s32 load_game_config_file()
{
u8 game_config_filename[512];
u32 file_loaded = 0;
u32 i;
change_ext(gamepak_filename, game_config_filename, ".cfg");
file_open(game_config_file, game_config_filename, read);
if(file_check_valid(game_config_file))
{
u32 file_size = file_length(game_config_filename, game_config_file);
// Sanity check: File size must be the right size
if(file_size == 56)
{
u32 file_options[file_size / 4];
file_read_array(game_config_file, file_options);
current_frameskip_type = file_options[0] % 3;
frameskip_value = file_options[1];
random_skip = file_options[2] & 1;
clock_speed = global_cycles_per_instruction = file_options[3];
if(frameskip_value < 0)
frameskip_value = 0;
if(frameskip_value > 99)
frameskip_value = 99;
file_close(game_config_file);
file_loaded = 1;
}
}
if(file_loaded)
return 0;
current_frameskip_type = auto_frameskip;
frameskip_value = 0;
random_skip = 0;
clock_speed = 4;
for(i = 0; i < 10; i++)
{
cheats[i].cheat_active = 0;
}
return -1;
}
void get_savestate_snapshot(u8 *savestate_filename)
{
u16 snapshot_buffer[240 * 160];
u8 savestate_timestamp_string[80];
file_open(savestate_file, savestate_filename, read);
if(file_check_valid(savestate_file))
{
u8 weekday_strings[7][11] =
{
"Sunday", "Monday", "Tuesday", "Wednesday",
"Thursday", "Friday", "Saturday"
};
time_t savestate_time_flat;
struct tm *current_time;
file_read_array(savestate_file, snapshot_buffer);
file_read_variable(savestate_file, savestate_time_flat);
file_close(savestate_file);
current_time = localtime(&savestate_time_flat);
sprintf(savestate_timestamp_string,
"%s %02d/%02d/%04d %02d:%02d:%02d ",
weekday_strings[current_time->tm_wday], current_time->tm_mon + 1,
current_time->tm_mday, current_time->tm_year + 1900,
current_time->tm_hour, current_time->tm_min, current_time->tm_sec);
savestate_timestamp_string[40] = 0;
print_string(savestate_timestamp_string, COLOR_HELP_TEXT, COLOR_BG,
10, 40);
}
else
{
memset(snapshot_buffer, 0, 240 * 160 * 2);
print_string_ext("No savestate exists for this slot.",
0xFFFF, 0x0000, 15, 75, snapshot_buffer, 240, 0);
print_string("---------- --/--/---- --:--:-- ", COLOR_HELP_TEXT,
COLOR_BG, 10, 40);
}
#ifndef GP2X_BUILD
blit_to_screen(snapshot_buffer, 240, 160, 230, 40);
#endif
}
s32 save_config_file()
{
u8 config_path[512];
#if (defined(PSP_BUILD) || defined(ARM_ARCH)) && !defined(_WIN32_WCE)
sprintf(config_path, "%s/%s", main_path, GPSP_CONFIG_FILENAME);
#else
sprintf(config_path, "%s\\%s", main_path, GPSP_CONFIG_FILENAME);
#endif
file_open(config_file, config_path, write);
save_game_config_file();
if(file_check_valid(config_file))
{
u32 file_options[23];
u32 i;
file_options[0] = screen_scale;
file_options[1] = screen_filter;
file_options[2] = global_enable_audio;
file_options[3] = audio_buffer_size_number;
file_options[4] = update_backup_flag;
file_options[5] = global_enable_analog;
file_options[6] = analog_sensitivity_level;
#ifndef PC_BUILD
for(i = 0; i < 16; i++)
{
file_options[7 + i] = gamepad_config_map[i];
}
#endif
file_write_array(config_file, file_options);
file_close(config_file);
return 0;
}
return -1;
}
s32 load_config_file()
{
u8 config_path[512];
#if defined(PSP_BUILD) || defined(ZAURUS)
sprintf(config_path, "%s/%s", main_path, GPSP_CONFIG_FILENAME);
#else
sprintf(config_path, "%s\\%s", main_path, GPSP_CONFIG_FILENAME);
#endif
file_open(config_file, config_path, read);
if(file_check_valid(config_file))
{
u32 file_size = file_length(config_path, config_file);
// Sanity check: File size must be the right size
if(file_size == 92)
{
u32 file_options[file_size / 4];
u32 i;
s32 menu_button = -1;
file_read_array(config_file, file_options);
screen_scale = file_options[0] % 3; // 2
screen_filter = file_options[1] % 2;
global_enable_audio = file_options[2] % 2;
#if defined(ZAURUS) || defined(DINGUX_ON_WIN32)
audio_buffer_size_number = file_options[3] % 4;
#else
audio_buffer_size_number = file_options[3] % 11;
#endif
update_backup_flag = file_options[4] % 2;
global_enable_analog = file_options[5] % 2;
analog_sensitivity_level = file_options[6] % 8;
#ifdef PSP_BUILD
scePowerSetClockFrequency(clock_speed, clock_speed, clock_speed / 2);
#endif
// Sanity check: Make sure there's a MENU or FRAMESKIP
// key, if not assign to triangle
for(i = 0; i < 16; i++)
{
gamepad_config_map[i] = file_options[7 + i] %
(BUTTON_ID_NONE + 1);
if(gamepad_config_map[i] == BUTTON_ID_MENU)
{
menu_button = i;
}
}
if(menu_button == -1)
{
gamepad_config_map[0] = BUTTON_ID_MENU;
}
file_close(config_file);
}
return 0;
}
return -1;
}
u32 load_file_zip(char *filename)
{
struct SZIPFileHeader data;
char tmp[1024];
s32 retval = -1;
u8 *buffer = NULL;
u8 *cbuffer;
char *ext;
int ret;
file_open(fd, filename, read);
if(!file_check_valid(fd))
return -1;
while (1)
{
ret = file_read(fd, &data, sizeof(data));
if (ret != sizeof(data))
break;
// It checks for the following: 0x50 0x4B 0x03 0x04 (PK..)
if( data.Sig[0] != 0x50 || data.Sig[1] != 0x4B ||
data.Sig[2] != 0x03 || data.Sig[3] != 0x04 )
{
break;
}
ret = file_read(fd, tmp, data.FilenameLength);
if (ret != data.FilenameLength)
break;
tmp[data.FilenameLength] = 0; // end string
if(data.ExtraFieldLength)
file_seek(fd, data.ExtraFieldLength, SEEK_CUR);
if(data.GeneralBitFlag & 0x0008)
{
file_read(fd, &data.DataDescriptor,
sizeof(struct SZIPFileDataDescriptor));
}
ext = strrchr(tmp, '.') + 1;
// file is too big
if(data.DataDescriptor.UncompressedSize > gamepak_ram_buffer_size)
goto skip;
if(!strcasecmp(ext, "bin") || !strcasecmp(ext, "gba"))
{
buffer = gamepak_rom;
// ok, found
switch(data.CompressionMethod)
{
case 0:
retval = data.DataDescriptor.UncompressedSize;
file_read(fd, buffer, retval);
goto outcode;
case 8:
{
z_stream stream;
s32 err;
cbuffer = (u8 *)malloc(ZIP_BUFFER_SIZE);
stream.next_in = (Bytef*)cbuffer;
stream.avail_in = (u32)ZIP_BUFFER_SIZE;
stream.next_out = (Bytef*)buffer;
// EDIT: Now uses proper conversion of data types for retval.
retval = (u32)data.DataDescriptor.UncompressedSize;
stream.avail_out = data.DataDescriptor.UncompressedSize;
stream.zalloc = (alloc_func)0;
stream.zfree = (free_func)0;
err = inflateInit2(&stream, -MAX_WBITS);
file_read(fd, cbuffer, ZIP_BUFFER_SIZE);
if(err == Z_OK)
{
while(err != Z_STREAM_END)
{
err = inflate(&stream, Z_SYNC_FLUSH);
if(err == Z_BUF_ERROR)
{
stream.avail_in = ZIP_BUFFER_SIZE;
stream.next_in = (Bytef*)cbuffer;
file_read(fd, cbuffer, ZIP_BUFFER_SIZE);
}
}
err = Z_OK;
inflateEnd(&stream);
}
free(cbuffer);
goto outcode;
}
}
}
skip:
file_seek(fd, data.DataDescriptor.CompressedSize, SEEK_CUR);
}
outcode:
file_close(fd);
return retval;
}
