v0.9.97d

- Ara mini usa Respak2

jfile.cpp

@@ -5,6 +5,9 @@
 #include "jfile.h"
 #include <sys/stat.h>
 #include <unistd.h>
+#include <iostream>
+#include <fstream>
+#include <filesystem>
 #include <string>
 #include <vector>
 
@@ -12,33 +15,18 @@
 #include <pwd.h>
 #endif
 
-#define DEFAULT_FILENAME    "data.jrf"
+#define DEFAULT_FILENAME    "data.jf2"
 #define DEFAULT_FOLDER      "data/"
 #define CONFIG_FILENAME      "config.txt"
 
-#pragma pack(push,1)
-struct DATA_Header {
-	char magic[4];
-	uint32_t num_files;
-	uint32_t index_offset;
+struct file_t
+{
+    std::string      path;
+    uint32_t    size;
+    uint32_t    offset;
 };
 
-struct DATA_Info {
-	uint32_t	offset;
-	uint32_t	length;
-	char	name[13];
-};
-
-struct DATA_Index {
-	DATA_Info*	file_info;
-};
-
-struct DATA_File {
-	DATA_Header	header;
-	DATA_Index	index;
-};
-
-#pragma pack(pop)
+std::vector<file_t> toc;
 
 /* El std::map me fa coses rares, vaig a usar un good old std::vector amb una estructura key,value propia i au, que sempre funciona */
 struct keyvalue_t {
@@ -47,7 +35,6 @@ struct keyvalue_t {
 
 char *resource_filename = NULL;
 char *resource_folder = NULL;
-DATA_File *data_file = NULL;
 int file_source = SOURCE_FILE;
 char scratch[255];
 static std::string config_folder;
@@ -72,18 +59,31 @@ void file_setsource(const int src) {
 
 bool file_getdictionary() {
     if (resource_filename == NULL) file_setresourcefilename(DEFAULT_FILENAME);
-    FILE* f = fopen(resource_filename, "rb");
-	if (f) {
-	    data_file = (DATA_File*)malloc(sizeof(DATA_File));
-        fread((char*)&data_file->header, sizeof(DATA_Header), 1, f);
-        fseek(f, data_file->header.index_offset, SEEK_SET);
-    	data_file->index.file_info = (DATA_Info*)malloc(data_file->header.num_files * sizeof(DATA_Info));
-        fread((char*)data_file->index.file_info, data_file->header.num_files * sizeof(DATA_Info), 1, f);
-    	fclose(f);
-        return true;
-    } else {
-        return false;
+
+	std::ifstream fi (resource_filename, std::ios::binary);
+    if (!fi.is_open()) return false;
+    char header[4];
+    fi.read(header, 4);
+    uint32_t num_files, toc_offset;
+    fi.read((char*)&num_files, 4);
+    fi.read((char*)&toc_offset, 4);
+    fi.seekg(toc_offset);
+
+    for (uint32_t i=0; i<num_files; ++i) 
+    {
+        uint32_t file_offset, file_size;
+        fi.read( (char*)&file_offset, 4 );
+        fi.read( (char*)&file_size, 4 );
+        uint8_t path_size;
+        fi.read( (char*)&path_size, 1 );
+        char file_name[path_size+1];
+        fi.read( file_name, path_size );
+        file_name[path_size] = 0;
+        std::string filename = file_name;
+        toc.push_back({filename, file_size, file_offset});
     }
+    fi.close();
+	return true;
 }
 
 char *file_getfilenamewithfolder(const char* filename) {
@@ -94,7 +94,7 @@ char *file_getfilenamewithfolder(const char* filename) {
 
 FILE *file_getfilepointer(const char *resourcename, int& filesize, const bool binary) {
 
-    if (file_source==SOURCE_FILE and not data_file) {
+    if (file_source==SOURCE_FILE and toc.size()==0) {
         if (not file_getdictionary()) file_setsource(SOURCE_FOLDER);
     }
 
@@ -103,8 +103,8 @@ FILE *file_getfilepointer(const char *resourcename, int& filesize, const bool bi
     if (file_source==SOURCE_FILE) {
 	    bool found = false;
 	    uint32_t count = 0;
-	    while( !found && count < data_file->header.num_files ) {
-		    found = ( strcmp( resourcename, data_file->index.file_info[count].name ) == 0 );
+	    while( !found && count < toc.size() ) {
+		    found = ( std::string(resourcename) == toc[count].path );
 		    if( !found ) count++;
 	    }
 
@@ -113,20 +113,16 @@ FILE *file_getfilepointer(const char *resourcename, int& filesize, const bool bi
 		    exit(1);
 	    }
 
-	    filesize = data_file->index.file_info[count].length;
+	    filesize = toc[count].size;
 
         f = fopen(resource_filename, binary?"rb":"r");
 	    if (not f) {
 		    perror("No s'ha pogut obrir l'arxiu de recursos");
 		    exit(1);
 	    }
-        fseek(f, data_file->index.file_info[count].offset, SEEK_SET);
+        fseek(f, toc[count].offset, SEEK_SET);
 	} else {
 		f = fopen(file_getfilenamewithfolder(resourcename), binary?"rb":"r");
-	    if (not f) {
-		    printf("ERROR: No s'ha pogut obrir l'arxiu '%s'\n",resourcename);
-		    exit(1);
-	    }
 		fseek(f, 0, SEEK_END);
 		filesize = ftell(f);
         fseek(f, 0, SEEK_SET);

version.h

@@ -1,3 +1,3 @@
 #pragma once
 
-#define MINI_VERSION "0.9.96d"
+#define MINI_VERSION "0.9.97d"