fix .dnm and .eft loading

This commit is contained in:
tildearrow 2024-03-16 12:16:09 -05:00
parent 92b1c95259
commit 845eb582a6
5 changed files with 24 additions and 6 deletions

View file

@ -632,7 +632,7 @@ class DivEngine {
void createNew(const char* description, String sysName, bool inBase64=true);
void createNewFromDefaults();
// load a file.
bool load(unsigned char* f, size_t length);
bool load(unsigned char* f, size_t length, const char* nameHint=NULL);
// play a binary command stream.
bool playStream(unsigned char* f, size_t length);
// get the playing stream.

View file

@ -19,10 +19,10 @@
#include "fileOpsCommon.h"
bool DivEngine::load(unsigned char* f, size_t slen) {
bool DivEngine::load(unsigned char* f, size_t slen, const char* nameHint) {
unsigned char* file;
size_t len;
if (slen<18) {
if (slen<21) {
logE("too small!");
lastError="file is too small";
delete[] f;
@ -31,6 +31,21 @@ bool DivEngine::load(unsigned char* f, size_t slen) {
if (!systemsRegistered) registerSystems();
// step 0: get extension of file
String extS;
if (nameHint!=NULL) {
const char* ext=strrchr(nameHint,'.');
if (ext!=NULL) {
for (; *ext; ext++) {
char i=*ext;
if (i>='A' && i<='Z') {
i+='a'-'A';
}
extS+=i;
}
}
}
// step 1: try loading as a zlib-compressed file
logD("trying zlib...");
try {
@ -128,7 +143,9 @@ bool DivEngine::load(unsigned char* f, size_t slen) {
if (memcmp(file,DIV_DMF_MAGIC,16)==0) {
return loadDMF(file,len);
} else if (memcmp(file,DIV_FTM_MAGIC,18)==0) {
return loadFTM(file,len,false,false,false);
return loadFTM(file,len,(extS==".dnm"),false,(extS==".eft"));
} else if (memcmp(file,DIV_DNM_MAGIC,21)==0) {
return loadFTM(file,len,true,true,false);
} else if (memcmp(file,DIV_FUR_MAGIC,16)==0) {
return loadFur(file,len);
} else if (memcmp(file,DIV_FUR_MAGIC_DS0,16)==0) {

View file

@ -49,6 +49,7 @@ struct NotZlibException {
#define DIV_DMF_MAGIC ".DelekDefleMask."
#define DIV_FUR_MAGIC "-Furnace module-"
#define DIV_FTM_MAGIC "FamiTracker Module"
#define DIV_DNM_MAGIC "Dn-FamiTracker Module"
#define DIV_FC13_MAGIC "SMOD"
#define DIV_FC14_MAGIC "FC14"
#define DIV_S3M_MAGIC "SCRM"

View file

@ -2215,7 +2215,7 @@ int FurnaceGUI::load(String path) {
return 1;
}
fclose(f);
if (!e->load(file,(size_t)len)) {
if (!e->load(file,(size_t)len,path.c_str())) {
lastError=e->getLastError();
logE("could not open file!");
return 1;

View file

@ -612,7 +612,7 @@ int main(int argc, char** argv) {
return 1;
}
fclose(f);
if (!e.load(file,(size_t)len)) {
if (!e.load(file,(size_t)len,fileName.c_str())) {
reportError(fmt::sprintf("could not open file! (%s)",e.getLastError()));
e.everythingOK();
finishLogFile();