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mame_regtest.c
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifdef __GNUC__
#include <unistd.h>
#endif
#ifdef _MSC_VER
#include <direct.h>
#include <io.h>
#include <process.h>
#if _MSC_VER >= 1400
#undef access
#define access _access
#undef rmdir
#define rmdir _rmdir
#undef snprintf
#define snprintf _snprintf
#undef strdup
#define strdup _strdup
#undef chdir
#define chdir _chdir
#undef getcwd
#define getcwd _getcwd
#undef getpid
#define getpid _getpid
#endif
#define F_OK 00
#endif
#ifndef WIN32
#include <arpa/inet.h>
#include <sys/wait.h>
#define USE_VALGRIND 1
#else
#define USE_VALGRIND 0
#endif
/* libxml2 */
#ifdef __MINGW32__
#define IN_LIBXML
#endif
#include "libxml/parser.h"
#include "libxml/xpath.h"
/* local */
#include "common.h"
#include "config.h"
#if defined(_MSC_VER) || defined(__MINGW32__)
//#define USE_MRT_SYSTEM
#endif
#ifndef _MAX_PATH
#include <limits.h>
#define _MAX_PATH PATH_MAX
#endif
#ifdef __GNUC__
#define ATTR_NORETURN __attribute__((noreturn))
#endif
#define VERSION "0.73"
struct device_info {
xmlChar* name;
xmlChar* briefname;
xmlChar* interface;
int mandatory;
struct device_info* next;
};
enum cfg_type {
CFG_DIP = 1,
CFG_CONF = 2
};
struct slot_info {
xmlChar* name;
int slotoption_count;
xmlChar* slotoptions[512];
struct slot_info* next;
};
struct dipvalue_info {
xmlChar* name;
unsigned int value;
struct dipvalue_info* next;
};
struct dipswitch_info {
xmlChar* name;
xmlChar* tag;
unsigned int mask;
unsigned int defvalue;
struct dipvalue_info* values;
struct dipswitch_info* next;
};
struct driver_info {
xmlChar* name;
xmlChar* sourcefile;
int savestate;
int ram_count;
int ramsizes[16];
int ram_default;
int bios_count;
xmlChar* bioses[32];
int bios_default;
struct device_info* devices;
xmlChar* device_mandatory;
struct dipswitch_info* dipswitches;
struct dipswitch_info* configurations;
int has_softlist;
xmlChar* softwarelist; /* TODO: might not be necessary since -listsoftware will list images from all lists */ /* necessary for hack_softwarelist? */
xmlChar* softwarelist_filter;
struct slot_info* slots;
struct driver_info* next;
};
struct image_entry {
xmlChar* device_briefname;
xmlChar* device_file;
xmlChar* supported;
xmlChar* device_interface;
xmlChar* device_filter;
xmlChar* device_slot;
xmlChar* device_part;
struct image_entry* next;
};
struct driver_entry {
const char* name;
const char* sourcefile;
int ramsize;
const char* bios;
/* TODO: re-add support for multiple images */
struct image_entry* images;
char postfix[1024];
int autosave;
const char* device_mandatory;
struct dipswitch_info* dipswitch;
struct dipvalue_info* dipvalue;
struct dipswitch_info* configuration;
struct dipvalue_info* confsetting;
struct slot_info* slot;
const char* slotoption;
};
static int app_type = 0;
static int is_debug = 0;
static xmlChar* app_ver = NULL;
static char* debugscript_file = NULL;
static char* temp_folder = NULL;
#ifndef USE_MRT_SYSTEM
static char* stdout_temp_file = NULL;
static char* stderr_temp_file = NULL;
#endif
static char current_path[_MAX_PATH] = "";
static char* dummy_root = NULL;
static char* pause_file = NULL;
static char pid_str[10] = "";
static int mameconfig_ver = 10;
static struct driver_info* global_driv_inf = NULL;
/* constant string variables */
static const char* const xpath_placeholder = "DRIVER_ROOT";
/* PNG/MNG signatures */
static const unsigned char png_sig[8] = { 0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a };
static const unsigned char mng_sig[8] = { 0x8a, 0x4d, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a };
static const unsigned char IHDR_name[4] = { 'I', 'H', 'D', 'R' };
static const unsigned char IDAT_name[4] = { 'I', 'D', 'A', 'T' };
static const unsigned char IEND_name[4] = { 'I', 'E', 'N', 'D' };
static const unsigned char MHDR_name[4] = { 'M', 'H', 'D', 'R' };
static const unsigned char MEND_name[4] = { 'M', 'E', 'N', 'D' };
enum {
APP_UNKNOWN = 0,
APP_MAME = 1,
APP_MESS = 2
};
/* configuration variables */
static char* config_str_str = NULL;
static char* config_mame_exe = NULL;
static char* config_gamelist_xml_file = NULL;
static int config_use_autosave = 0;
static int config_use_ramsize = 0;
static int config_write_mng = 0;
static int config_use_valgrind = 0;
#if USE_VALGRIND
static char* config_valgrind_binary = NULL;
static char* config_valgrind_parameters = NULL;
#endif
static char* config_rompath_folder = NULL;
static int config_use_bios = 0;
static int config_use_sound = 0;
static int config_use_throttle = 0;
static int config_use_debug = 0;
static int config_hack_ftr = 0;
static int config_use_devices = 1;
static int config_hack_biospath = 0;
static char* config_xpath_expr = NULL;
static int config_hack_mngwrite = 0;
static int config_use_nonrunnable = 0;
static char* config_output_folder = NULL;
static char* config_global_device_file = NULL;
static int config_use_isbios = 0;
static int config_store_output = 0;
static int config_clear_output_folder = 0;
static char* config_additional_options = NULL;
static int config_skip_mandatory = 0;
static int config_osdprocessors = 1;
static int config_print_xpath_results = 0;
static int config_test_softreset = 0;
static int config_hack_pinmame = 0;
static int config_write_avi = 0;
static int config_verbose = 0;
static int config_use_gdb = 0;
static int config_write_wav = 0;
static int config_use_dipswitches = 0;
static int config_use_configurations = 0;
static char* config_hashpath_folder = NULL;
static int config_use_softwarelist = 0;
static int config_hack_softwarelist = 0;
static int config_test_frontend = 1;
static int config_use_slots = 0;
static int config_no_execution = 0;
static int config_hack_nosound = 0;
static struct config_entry mrt_config[] =
{
{ "executable", CFG_STR_PTR, &config_mame_exe },
{ "str", CFG_STR_PTR, &config_str_str },
{ "listxml_file", CFG_STR_PTR, &config_gamelist_xml_file },
{ "use_autosave", CFG_INT, &config_use_autosave },
{ "use_ramsize", CFG_INT, &config_use_ramsize },
{ "write_mng", CFG_INT, &config_write_mng },
{ "use_valgrind", CFG_INT, &config_use_valgrind },
#if USE_VALGRIND
{ "valgrind_binary", CFG_STR_PTR, &config_valgrind_binary },
{ "valgrind_parameters", CFG_STR_PTR, &config_valgrind_parameters },
#endif
{ "rompath", CFG_STR_PTR, &config_rompath_folder },
{ "use_bios", CFG_INT, &config_use_bios },
{ "use_sound", CFG_INT, &config_use_sound },
{ "use_throttle", CFG_INT, &config_use_throttle },
{ "use_debug", CFG_INT, &config_use_debug },
{ "xpath_expr", CFG_STR_PTR, &config_xpath_expr },
{ "use_devices", CFG_INT, &config_use_devices },
{ "hack_ftr", CFG_INT, &config_hack_ftr },
{ "hack_biospath", CFG_INT, &config_hack_biospath },
{ "hack_mngwrite", CFG_INT, &config_hack_mngwrite },
{ "use_nonrunnable", CFG_INT, &config_use_nonrunnable },
{ "output_folder", CFG_STR_PTR, &config_output_folder },
{ "device_file", CFG_STR_PTR, &config_global_device_file },
{ "use_isbios", CFG_INT, &config_use_isbios },
{ "store_output", CFG_INT, &config_store_output },
{ "clear_output_folder", CFG_INT, &config_clear_output_folder },
{ "additional_options", CFG_STR_PTR, &config_additional_options },
{ "skip_mandatory", CFG_INT, &config_skip_mandatory },
{ "osdprocessors", CFG_INT, &config_osdprocessors },
{ "print_xpath_results", CFG_INT, &config_print_xpath_results },
{ "test_softreset", CFG_INT, &config_test_softreset },
{ "hack_pinmame", CFG_INT, &config_hack_pinmame },
{ "write_avi", CFG_INT, &config_write_avi },
{ "verbose", CFG_INT, &config_verbose },
{ "use_gdb", CFG_INT, &config_use_gdb },
{ "write_wav", CFG_INT, &config_write_wav },
{ "use_dipswitches", CFG_INT, &config_use_dipswitches },
{ "use_configurations", CFG_INT, &config_use_configurations },
{ "hashpath", CFG_STR_PTR, &config_hashpath_folder },
{ "use_softwarelist", CFG_INT, &config_use_softwarelist },
{ "hack_softwarelist", CFG_INT, &config_hack_softwarelist },
{ "test_frontend", CFG_INT, &config_test_frontend },
{ "use_slots", CFG_INT, &config_use_slots },
{ "no_execution", CFG_INT, &config_no_execution },
{ "hack_nosound", CFG_INT, &config_hack_nosound },
{ NULL, CFG_UNK, NULL }
};
static int get_png_data(const char* png_name, unsigned int *IHDR_width, unsigned int* IHDR_height, unsigned int *IDAT_size, unsigned int* IDAT_crc);
static void open_mng_and_skip_sig(const char* mng_name, FILE** mng_fd);
static int internal_get_next_IDAT_data(FILE* in_fd, unsigned int *IDAT_size, unsigned int* IDAT_crc);
static void cleanup_and_exit(int exitcode, const char* errstr) ATTR_NORETURN;
static int get_MHDR_data(FILE* in_fd, unsigned int* MHDR_width, unsigned int* MHDR_height);
static void cleanup_driver_info_list(struct driver_info* driv_inf);
static void append_driver_info(char** str, struct driver_entry* de)
{
append_string(str, de->name);
if( strlen(de->postfix) > 0 ) {
append_string(str, "_");
append_string(str, de->postfix);
}
}
static void strip_sampleof_pinmame(const char* listxml_in, const char* listxml_out)
{
FILE* in_fd = fopen(listxml_in, "rb");
FILE* out_fd = fopen(listxml_out, "wb");
if( in_fd && out_fd ) {
const size_t sampleof_size = strlen(" sampleof=\"pinmame\"");
char buf[4096];
while ( fgets(buf, sizeof(buf), in_fd) ) {
char* pos = strstr(buf, "x&os2732.u2");
if( pos )
continue;
pos = strstr(buf, " sampleof=\"pinmame\"");
if( pos ) {
char* pos2 = pos+sampleof_size;
*pos = '\0';
fprintf(out_fd, "%s%s", buf, pos2);
}
else {
fwrite(buf, 1, strlen(buf), out_fd);
}
}
}
if( out_fd ) {
fclose(out_fd);
out_fd = NULL;
}
if( in_fd ) {
fclose(in_fd);
in_fd = NULL;
}
}
/* TODO: how to set "callstr" for non-de calls? */
static void get_executable(char** sys, struct driver_entry* de, const char* callstr, const char* parameters)
{
#if !USE_VALGRIND
/* shut up compiler */
(void)de;
(void)callstr;
#endif
if( config_use_valgrind && de ) {
#if USE_VALGRIND
append_string(sys, config_valgrind_binary);
append_string(sys, " ");
append_string(sys, config_valgrind_parameters);
append_string(sys, " ");
append_string(sys, "--log-file=valgrind.log");
append_string(sys, " ");
#endif
}
else if( config_use_gdb && (!callstr || (strcmp(callstr, "listxml") != 0)) && (!parameters || (strstr(parameters, "-list") == NULL && strstr(parameters, "-validate") == NULL && strstr(parameters, "-show") == NULL && strstr(parameters, "-verify") == NULL)) ) {
/* cannot be done with -listxml sine it messes up the output */
append_string(sys, "gdb");
append_string(sys, " ");
append_string(sys, "--batch --eval-command=\"set target-charset UTF-8\" --eval-command=run --eval-command=bt --return-child-result --args");
append_string(sys, " ");
}
append_quoted_string(sys, config_mame_exe);
}
static int parse_mng(const char* file, xmlNodePtr filenode)
{
int frame = 0;
FILE *mng_fd = NULL;
open_mng_and_skip_sig(file, &mng_fd);
if( mng_fd == NULL )
return frame;
unsigned int MHDR_width, MHDR_height, IDAT_size, IDAT_crc;
int res = get_MHDR_data(mng_fd, &MHDR_width, &MHDR_height);
if( res == 0 ) {
fprintf(stderr, "could not get MHDR data from '%s'\n", file);
fclose(mng_fd);
mng_fd = NULL;
return frame;
}
{
char tmp[128];
snprintf(tmp, sizeof(tmp), "%u", MHDR_width);
xmlNewProp(filenode, (const xmlChar*)"width", (const xmlChar*)tmp);
snprintf(tmp, sizeof(tmp), "%u", MHDR_height);
xmlNewProp(filenode, (const xmlChar*)"height", (const xmlChar*)tmp);
}
for( ; ; ) {
res = internal_get_next_IDAT_data(mng_fd, &IDAT_size, &IDAT_crc);
if( res == 1 ) {
/* found IDAT chunk */
++frame;
xmlNodePtr framenode = xmlNewChild(filenode, NULL, (const xmlChar*)"frame", NULL);
char tmp[128];
snprintf(tmp, sizeof(tmp), "%d", frame);
xmlNewProp(framenode, (const xmlChar*)"number", (const xmlChar*)tmp);
snprintf(tmp, sizeof(tmp), "%u", IDAT_size);
xmlNewProp(framenode, (const xmlChar*)"size", (const xmlChar*)tmp);
snprintf(tmp, sizeof(tmp), "%x", IDAT_crc);
xmlNewProp(framenode, (const xmlChar*)"crc", (const xmlChar*)tmp);
/* jump to IEND chunk */
internal_get_next_IDAT_data(mng_fd, &IDAT_size, &IDAT_crc);
continue;
}
else if( res == 2 ) {
/* end of file reached - do nothing - exit loop */
break;
}
else if( res == 0 ) {
fprintf(stderr, "unexpected error parsing MNG '%s'\n", file);
break;
}
}
fclose(mng_fd);
mng_fd = NULL;
return frame;
}
static FILE* mrt_fopen(const char* filename, const char* attr)
{
FILE* result = NULL;
char* outputfile = NULL;
append_string(&outputfile, config_output_folder);
append_string(&outputfile, FILESLASH);
append_string(&outputfile, filename);
result = fopen(outputfile, attr);
free(outputfile);
return result;
}
static void clear_callback_2(struct parse_callback_data* pcd)
{
/* do not delete the -log, valgrind or snapshot output */
if( pcd->type == ENTRY_FILE && strstr(pcd->entry_name, "valgrind") == NULL && strcmp(pcd->entry_name, "error.log") != 0 && strcmp(pcd->entry_name, "final.png") != 0 ) {
remove(pcd->fullname);
}
/* do not delete the "snap" folder */
else if( pcd->type == ENTRY_DIR_END ) {
int delete_root;
if( strcmp(pcd->entry_name, "snap") != 0 )
delete_root = 1;
else
delete_root = 0;
parse_directory(pcd->fullname, 0, clear_callback_2, (void*)&delete_root);
}
else if( pcd->type == ENTRY_END ) {
int* delete_root = (int*)pcd->user_data;
if( *delete_root )
rmdir(pcd->dirname);
}
}
static void clear_directory_2(const char* dirname, int delete_root)
{
parse_directory(dirname, 0, clear_callback_2, (void*)&delete_root);
if( delete_root )
rmdir(dirname);
}
static void parse_callback(struct parse_callback_data* pcd)
{
xmlNodePtr* node = (xmlNodePtr*)pcd->user_data;
if( pcd->type == ENTRY_FILE ) {
xmlNodePtr filenode = xmlNewChild(*node, NULL, (const xmlChar*)"file", NULL);
xmlNewProp(filenode, (const xmlChar*)"name", (const xmlChar*)pcd->entry_name);
char tmp[128];
snprintf(tmp, sizeof(tmp), "%ld", pcd->s->st_size);
xmlNewProp(filenode, (const xmlChar*)"size", (const xmlChar*)tmp);
unsigned int crc = 0;
calc_crc32(pcd->fullname, &crc);
snprintf(tmp, sizeof(tmp), "%x", crc);
xmlNewProp(filenode, (const xmlChar*)"crc", (const xmlChar*)tmp);
if( strstr(pcd->entry_name, ".png") ) {
unsigned int IHDR_width, IHDR_height, IDAT_size, IDAT_crc;
if( get_png_data(pcd->fullname, &IHDR_width, &IHDR_height, &IDAT_size, &IDAT_crc) ) {
snprintf(tmp, sizeof(tmp), "%u", IHDR_width);
xmlNewProp(filenode, (const xmlChar*)"png_width", (const xmlChar*)tmp);
snprintf(tmp, sizeof(tmp), "%u", IHDR_height);
xmlNewProp(filenode, (const xmlChar*)"png_height", (const xmlChar*)tmp);
snprintf(tmp, sizeof(tmp), "%u", IDAT_size);
xmlNewProp(filenode, (const xmlChar*)"png_size", (const xmlChar*)tmp);
snprintf(tmp, sizeof(tmp), "%x", IDAT_crc);
xmlNewProp(filenode, (const xmlChar*)"png_crc", (const xmlChar*)tmp);
}
}
else if( strstr(pcd->entry_name, ".mng") ) {
int frames = parse_mng(pcd->fullname, filenode);
snprintf(tmp, sizeof(tmp), "%d", frames);
xmlNewProp(filenode, (const xmlChar*)"frames", (const xmlChar*)tmp);
}
}
else if (pcd->type == ENTRY_DIR_START) {
xmlNodePtr dirnode = xmlNewChild(*node, NULL, (const xmlChar*)"dir", NULL);
xmlNewProp(dirnode, (const xmlChar*)"name", (const xmlChar*)pcd->entry_name);
*node = dirnode;
}
else if (pcd->type == ENTRY_DIR_END) {
*node = (*node)->parent;
}
}
static void build_output_xml(const char* dirname, xmlNodePtr node)
{
parse_directory(dirname, 1, parse_callback, (void*)&node);
}
static void cleanup_and_exit(int exitcode, const char* errstr)
{
if( global_driv_inf ) {
cleanup_driver_info_list(global_driv_inf);
global_driv_inf = NULL;
}
if( debugscript_file ) {
free(debugscript_file);
debugscript_file = NULL;
}
config_free(mrt_config);
#ifndef USE_MRT_SYSTEM
if( stderr_temp_file ) {
free(stderr_temp_file);
stderr_temp_file = NULL;
}
if( stdout_temp_file ) {
free(stdout_temp_file);
stdout_temp_file = NULL;
}
#endif
clear_directory(temp_folder, 1);
free(temp_folder);
temp_folder = NULL;
clear_directory(dummy_root, 1);
free(pause_file);
pause_file = NULL;
free(dummy_root);
dummy_root = NULL;
xmlCleanupParser();
#ifdef LOG_ALLOC
print_leaked_pointers();
#endif
fprintf(stderr, "%s\n", errstr);
exit(exitcode);
}
static void print_driver_info(struct driver_entry* de, FILE* print_fd)
{
if( de == NULL )
return;
fprintf(print_fd, "%s: %s", de->sourcefile, de->name);
if( de->bios && strlen(de->bios) > 0 )
fprintf(print_fd, " (bios %s)", de->bios);
if( de->ramsize > 0 )
fprintf(print_fd, " (ramsize %d)", de->ramsize);
if( de->dipswitch && de->dipswitch->name && de->dipvalue && de->dipvalue->name )
fprintf(print_fd, " (dipswitch %s value %s)", de->dipswitch->name, de->dipvalue->name);
if( de->configuration && de->configuration->name && de->confsetting && de->confsetting->name )
fprintf(print_fd, " (configuration %s value %s)", de->configuration->name, de->confsetting->name);
if( de->slot && de->slot->name && de->slotoption )
fprintf(print_fd, " (slot %s option %s)", de->slot->name, de->slotoption);
struct image_entry* images = de->images;
if( images ) {
if( (images->device_briefname && xmlStrlen(images->device_briefname) > 0) &&
(images->device_file && xmlStrlen(images->device_file) > 0) ) {
fprintf(print_fd, " (%s %s:%s)", images->device_briefname, images->device_file, images->device_part);
}
}
}
static void free_image_entry(struct image_entry* image)
{
xmlFree(image->device_briefname);
xmlFree(image->device_file);
xmlFree(image->supported);
xmlFree(image->device_interface);
xmlFree(image->device_filter);
xmlFree(image->device_slot);
xmlFree(image->device_part);
free(image);
}
static void free_image_entries(struct image_entry* images)
{
while( images ) {
struct image_entry* temp = images;
images = images->next;
free_image_entry(temp);
}
}
static int read_image_entries(const xmlNodePtr node, struct image_entry** images)
{
*images = NULL;
xmlAttrPtr attrs = node->properties;
struct image_entry* last = NULL;
while( attrs ) {
struct image_entry* image = (struct image_entry*)malloc(sizeof(struct image_entry));
if( !image )
return 0;
memset(image, 0x00, sizeof(struct image_entry));
image->device_briefname = xmlStrdup(attrs->name);
xmlNodePtr value = attrs->children;
if( value )
image->device_file = xmlStrdup(value->content);
else
image->device_file = NULL;
if( last )
last->next = image;
else
*images = image;
last = image;
attrs = attrs->next;
}
return 1;
}
/* reads data from a "software" element node */
/* TODO: what about the return value? */
static int read_softlist_entry(const xmlNodePtr node, struct image_entry** images, struct driver_info* driv_inf)
{
*images = NULL;
xmlChar* entry_name = xmlGetProp(node, (const xmlChar*)"name");
xmlChar* supported = xmlGetProp(node, (const xmlChar*)"supported");
struct image_entry* last_entry = NULL;
xmlNodePtr soft_child = node->children;
while( soft_child ) {
if( soft_child->type == XML_ELEMENT_NODE ) {
if( xmlStrcmp(soft_child->name, (const xmlChar*)"part") == 0 ) {
struct image_entry* image = (struct image_entry*)malloc(sizeof(struct image_entry));
if( !image ) {
xmlFree(supported);
supported = NULL;
xmlFree(entry_name);
entry_name = NULL;
free_image_entries(*images);
*images = NULL;
return 0;
}
memset(image, 0x00, sizeof(struct image_entry));
image->device_file = xmlStrdup(entry_name);
if (supported)
image->supported = xmlStrdup(supported);
else
image->supported = NULL;
image->device_part = xmlGetProp(soft_child, (const xmlChar*)"name");
image->device_interface = xmlGetProp(soft_child, (const xmlChar*)"interface");
xmlNodePtr part_child = soft_child->children;
while( part_child ) {
if( part_child->type == XML_ELEMENT_NODE ) {
if( xmlStrcmp(part_child->name, (const xmlChar*)"feature") == 0 ) {
xmlChar* name_key = xmlGetProp(part_child, (const xmlChar*)"name");
if( xmlStrcmp(name_key, (const xmlChar*)"compatibility") == 0 )
image->device_filter = xmlGetProp(part_child, (const xmlChar*)"value");
else if( xmlStrcmp(name_key, (const xmlChar*)"slot") == 0 )
image->device_slot = xmlGetProp(part_child, (const xmlChar*)"value");
xmlFree(name_key);
name_key = NULL;
if( image->device_filter && image->device_slot )
break;
}
}
part_child = part_child->next;
}
/* TODO: move this somewhere else? */
struct device_info* dev_info = driv_inf->devices;
while(dev_info) {
/* TODO: do a better match */
//if( xmlStrcmp(dev_info->interface, image->device_interface) == 0 ) {
if( xmlStrstr(dev_info->interface, image->device_interface) != NULL ) {
image->device_briefname = xmlStrdup(dev_info->briefname);
break;
}
dev_info = dev_info->next;
}
/* TODO: use better match */
if( !image->device_briefname || (image->device_filter && driv_inf->softwarelist_filter && xmlStrstr(image->device_filter, driv_inf->softwarelist_filter) == NULL) ) {
free_image_entry(image);
soft_child = soft_child->next;
continue;
}
if( last_entry ) {
last_entry->next = image;
}
else {
last_entry = image;
*images = image;
}
last_entry = image;
}
}
soft_child = soft_child->next;
}
xmlFree(supported);
supported = NULL;
xmlFree(entry_name);
entry_name = NULL;
return 1;
}
static int get_MHDR_data(FILE* in_fd, unsigned int* MHDR_width, unsigned int* MHDR_height)
{
unsigned int chunk_size = 0;
unsigned int reversed_chunk_size = 0;
unsigned char chunk_name[4] = "";
if( fread(&chunk_size, sizeof(unsigned int), 1, in_fd) != 1 ) {
fprintf(stderr, "could not read chunk size\n");
return 0;
}
reversed_chunk_size = htonl(chunk_size);
if( fread(chunk_name, sizeof(unsigned char), 4, in_fd) != 4 ) {
fprintf(stderr, "could not read chunk name\n");
return 0;
}
if( memcmp(MHDR_name, chunk_name, 4) == 0 ) {
unsigned int width = 0, height = 0;
if( fread(&width, sizeof(unsigned int), 1, in_fd) != 1 ) {
fprintf(stderr, "could not read MHDR chunk width\n");
return 0;
}
if( fread(&height, sizeof(unsigned int), 1, in_fd) != 1 ) {
fprintf(stderr, "could not read MHDR chunk height\n");
return 0;
}
*MHDR_width = htonl(width);
*MHDR_height = htonl(height);
fseek(in_fd, reversed_chunk_size - (2 * sizeof(unsigned int)), SEEK_CUR); /* jump remaining MHDR chunk */
fseek(in_fd, 4, SEEK_CUR); /* jump CRC */
return 1;
}
fprintf(stderr, "could not find MHDR chunk\n");
return 0;
}
static int get_IHDR_data(FILE* in_fd, unsigned int* IHDR_width, unsigned int* IHDR_height)
{
unsigned int chunk_size = 0;
unsigned int reversed_chunk_size = 0;
unsigned char chunk_name[4] = "";
if( fread(&chunk_size, sizeof(unsigned int), 1, in_fd) != 1 ) {
fprintf(stderr, "could not read IHDR chunk size\n");
return 0;
}
reversed_chunk_size = htonl(chunk_size);
if( fread(chunk_name, sizeof(unsigned char), 4, in_fd) != 4 ) {
fprintf(stderr, "could not read IHDR chunk name\n");
return 0;
}
if( memcmp(IHDR_name, chunk_name, 4) == 0 ) {
unsigned int width = 0, height = 0;
if( fread(&width, sizeof(unsigned int), 1, in_fd) != 1 ) {
fprintf(stderr, "could not read IHDR chunk width\n");
return 0;
}
if( fread(&height, sizeof(unsigned int), 1, in_fd) != 1 ) {
fprintf(stderr, "could not read IHDR chunk height\n");
return 0;
}
*IHDR_width = htonl(width);
*IHDR_height = htonl(height);
fseek(in_fd, reversed_chunk_size - (2 * sizeof(unsigned int)), SEEK_CUR); /* jump remaining IHDR chunk */
fseek(in_fd, 4, SEEK_CUR); /* jump CRC */
return 1;
}
fprintf(stderr, "could not find IHDR chunk\n");
return 0;
}
static int internal_get_next_IDAT_data(FILE* in_fd, unsigned int *IDAT_size, unsigned int* IDAT_crc)
{
unsigned int chunk_size = 0;
unsigned int reversed_chunk_size = 0;
unsigned char chunk_name[4] = "";
for( ; ; ) {
if( fread(&chunk_size, sizeof(unsigned int), 1, in_fd) != 1 ) {
fprintf(stderr, "could not read IDAT chunk size\n");
return 0;
}
reversed_chunk_size = htonl(chunk_size);
if( fread(chunk_name, sizeof(unsigned char), 4, in_fd) != 4 ) {
fprintf(stderr, "could not read IDAT chunk name\n");
return 0;
}
if( memcmp(IDAT_name, chunk_name, 4) == 0 ) {
fseek(in_fd, reversed_chunk_size, SEEK_CUR); /* jump IDAT chunk */
unsigned int chunk_crc = 0;
if( fread(&chunk_crc, sizeof(unsigned int), 1, in_fd) != 1 ) {
fprintf(stderr, "could not read IDAT chunk CRC\n");
return 0;
}
else {
*IDAT_size = reversed_chunk_size;
*IDAT_crc = chunk_crc;
return 1;
}
}
if( memcmp(IEND_name, chunk_name, 4) == 0 ) {
fseek(in_fd, reversed_chunk_size, SEEK_CUR); /* jump IEND chunk */
fseek(in_fd, 4, SEEK_CUR); /* jump CRC */
return 0;
}
if( memcmp(MEND_name, chunk_name, 4) == 0 ) {
fseek(in_fd, reversed_chunk_size, SEEK_CUR); /* jump MEND chunk */
fseek(in_fd, 4, SEEK_CUR); /* jump CRC */
return 2;
}
fseek(in_fd, reversed_chunk_size, SEEK_CUR); /* jump chunk */
fseek(in_fd, 4, SEEK_CUR); /* jump CRC */
}
}
static int get_png_data(const char* png_name, unsigned int *IHDR_width, unsigned int* IHDR_height, unsigned int *IDAT_size, unsigned int* IDAT_crc)
{
FILE* png_fd = fopen(png_name, "rb");
if( png_fd == NULL ) {
fprintf(stderr, "could not open %s\n", png_name);
return 0;
}
fseek(png_fd, 0, SEEK_SET);
unsigned char sig[8] = "";
if( fread(sig, sizeof(unsigned char), 8, png_fd) != 8 ) {
fprintf(stderr, "could not read PNG signature: %s\n", png_name);
fclose(png_fd);
return 0;
}
if( memcmp(png_sig, sig, 8) != 0 ) {
fprintf(stderr, "contains no PNG signature: %s\n", png_name);
fclose(png_fd);
return 0;
}
int IHDR_res = get_IHDR_data(png_fd, IHDR_width, IHDR_height);
if( IHDR_res != 1 ) {
fprintf(stderr, "error getting IHDR data: %s\n", png_name);
fclose(png_fd);
return IHDR_res;
}
int IDAT_res = internal_get_next_IDAT_data(png_fd, IDAT_size, IDAT_crc);
if( IDAT_res != 1 )
fprintf(stderr, "error getting IDAT data: %s\n", png_name);
fclose(png_fd);
return IDAT_res;
}
static void open_mng_and_skip_sig(const char* mng_name, FILE** mng_fd)
{
*mng_fd = fopen(mng_name, "rb");
if( *mng_fd == NULL ) {
fprintf(stderr, "could not open %s\n", mng_name);
return;
}
fseek(*mng_fd, 0, SEEK_SET);
unsigned char sig[8] = "";
if( fread(sig, sizeof(unsigned char), 8, *mng_fd) != 8 ) {
fprintf(stderr, "could not read MNG signature: %s\n", mng_name);
fclose(*mng_fd);
*mng_fd = NULL;
return;
}
if( memcmp(mng_sig, sig, 8) != 0 ) {
fprintf(stderr, "contains no MNG signature: %s\n", mng_name);
fclose(*mng_fd);
*mng_fd = NULL;
return;
}
}
/*
types:
1 - dipswitch
2 - configuration
*/
static int create_cfg(struct driver_entry* de, int type)
{
/*
dipswitch:
<?xml version="1.0"?>
<mameconfig version="10">
<system name="a2600">
<input>
<port tag="SWB" type="DIPSWITCH" mask="64" defvalue="0" value="64" />
</input>
</system>
</mameconfig>
configuration:
<?xml version="1.0"?>
<mameconfig version="10">
<system name="a5200">
<input>
<port tag="artifacts" type="CONFIG" mask="64" defvalue="0" value="64" />
</input>
</system>
</mameconfig>
*/
int res = 0;
struct dipswitch_info* inp_name = NULL;
struct dipvalue_info* inp_value = NULL;
const char* type_str = NULL;
if( de == NULL )
return res;
if( type == CFG_DIP ) {
inp_name = de->dipswitch;
inp_value = de->dipvalue;
type_str = "DIPSWITCH";
}
else if ( type == CFG_CONF ) {
inp_name = de->configuration;