diff options
Diffstat (limited to 'backends/fs/ds/ds-fs.cpp')
| -rw-r--r-- | backends/fs/ds/ds-fs.cpp | 868 |
1 files changed, 0 insertions, 868 deletions
diff --git a/backends/fs/ds/ds-fs.cpp b/backends/fs/ds/ds-fs.cpp index 8032267e83..e2f0065e1d 100644 --- a/backends/fs/ds/ds-fs.cpp +++ b/backends/fs/ds/ds-fs.cpp @@ -866,871 +866,3 @@ AbstractFilesystemNode* AbstractFilesystemNode::getNodeForPath(const String& pat return new DS::DSFileSystemNode(path); } } -/* ScummVMDS - Scumm Interpreter DS Port - * Copyright (C) 2002-2004 The ScummVM project and Neil Millstone - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * - */ - - -#include "stdafx.h" -#include "str.h" -#include "fs.h" -#include "common/util.h" -#include <NDS/ARM9/console.h> //basic print funcionality -#include "ds-fs.h" -#include "dsmain.h" -#include "gba_nds_fat.h" - -namespace DS { - -////////////////////////////////////////////////////////////// -// DSFileSystemNode - Flash ROM file system using Zip files -////////////////////////////////////////////////////////////// - -ZipFile* DSFileSystemNode::_zipFile = NULL; -char currentDir[128]; - -DSFileSystemNode::DSFileSystemNode() { - _displayName = "ds:/"; - _path = "ds:/"; - _isValid = true; - _isDirectory = true; - _path = "ds:/"; - -/* if (!_archive) { - _archive = (GBFS_FILE *) find_first_gbfs_file(scummdata); - if (!_archive) consolePrintf("No GBFS archive found!\n"); - }*/ - - if (!_zipFile) { - _zipFile = new ZipFile(); - } -} - -DSFileSystemNode::DSFileSystemNode(const String& path) { -// consolePrintf("--%s ",path.c_str()); - - char disp[128]; - char* pathStr = (char *) path.c_str(); - - - int lastSlash = 3; - for (int r = 0; r < (int) strlen(pathStr) - 1; r++) { - if (path[r] == '\\') { - lastSlash = r; - } - } - - strcpy(disp, pathStr + lastSlash + 1); - - _displayName = String(disp); - _path = path; -// _isValid = true; -// _isDirectory = false; - - - - if (!strncmp(pathStr, "ds:/", 4)) { - pathStr += 4; - } - - - if (*pathStr == '\0') { - _isValid = true; - _isDirectory = true; - return; - } - - _zipFile->setAllFilesVisible(true); - if (_zipFile->findFile(pathStr)) { - _isValid = true; - _isDirectory = _zipFile->isDirectory(); - } else { - _isValid = false; - _isDirectory = false; - } - _zipFile->setAllFilesVisible(false); - -// consolePrintf("%s - Found: %d, Dir: %d\n", pathStr, _isValid, _isDirectory); -} - -DSFileSystemNode::DSFileSystemNode(const String& path, bool isDir) { -// consolePrintf("--%s ",path.c_str()); - - char disp[128]; - char* pathStr = (char *) path.c_str(); - int lastSlash = 3; - for (int r = 0; r < (int) strlen(pathStr) - 1; r++) { - if (path[r] == '\\') { - lastSlash = r; - } - } - - strcpy(disp, pathStr + lastSlash + 1); - - _displayName = String(disp); - _path = path; - _isValid = true; - _isDirectory = isDir; - -// consolePrintf("Found: %d, Dir: %d\n", _isValid, _isDirectory); -} - -DSFileSystemNode::DSFileSystemNode(const DSFileSystemNode* node) { - -} - -AbstractFilesystemNode* DSFileSystemNode::parent() const { -// consolePrintf("parent\n"); - DSFileSystemNode *p; - - if (_path != "ds:/") { - char *path = (char *) _path.c_str(); - int lastSlash = 4; - - for (int r = 4; r < (int) strlen((char *) path); r++) { - if (path[r] == '\\') { - lastSlash = r; - } - } - - p = new DSFileSystemNode(String(path, lastSlash)); - ((DSFileSystemNode *) (p))->_isDirectory = true; - } else { - p = new DSFileSystemNode(); - } - - return p; - -} - - -AbstractFilesystemNode *DSFileSystemNode::child(const Common::String& name) const { - if (_path.lastChar() == '\\') { - return new DSFileSystemNode(_path + name); - } else { - return new DSFileSystemNode(_path + "\\" + name); - } - - return NULL; -} - - -bool DSFileSystemNode::listDir(AbstractFSList &dirList, ListMode mode) const { -// consolePrintf("Listdir\n"); - - -// consolePrintf("Directory\n"); - - - char temp[128]; - strcpy(temp, _path.c_str()); - -// consolePrintf("This dir: %s\n", temp); - - if ((temp[0] == 'd') && (temp[1] == 's') && (temp[2] == ':') && (temp[3] == '/')) { - if (strlen(temp) != 4) { - _zipFile->changeDirectory(&temp[4]); - } else { - _zipFile->changeToRoot(); - -/* // This is the root dir, so add the RAM folder - DSFileSystemNode* dsfsn = new DSFileSystemNode("ds:/ram"); - dsfsn->_isDirectory = true; - dirList->push_back(wrap(dsfsn));*/ - } - } else { - _zipFile->changeDirectory(temp); - } - - - - if (_zipFile->restartFile()) { - do { - char name[128]; - _zipFile->getFileName(name); - -// consolePrintf("file: %s\n", name); - if ( (_zipFile->isDirectory() && ((mode == FilesystemNode::kListDirectoriesOnly) || (mode == FilesystemNode::kListAll)) ) - || (!_zipFile->isDirectory() && ((mode == FilesystemNode::kListFilesOnly) || (mode == FilesystemNode::kListAll)) ) ) - { - DSFileSystemNode* dsfsn = new DSFileSystemNode("ds:/" + String(name), _zipFile->isDirectory()); - dsfsn->_isDirectory = _zipFile->isDirectory(); - dirList.push_back((dsfsn)); - } - - } while (_zipFile->skipFile()); - } - - return true; -} - - - - -///////////////////////////////////////////////////////////////////////// -// GBAMPFileSystemNode - File system using GBA Movie Player and CF card -///////////////////////////////////////////////////////////////////////// - -GBAMPFileSystemNode::GBAMPFileSystemNode() { - _displayName = "mp:/"; - _path = "mp:/"; - _isValid = true; - _isDirectory = true; - _path = "mp:/"; -} - -GBAMPFileSystemNode::GBAMPFileSystemNode(const String& path) { -// consolePrintf("'%s'",path.c_str()); - - char disp[128]; - char* pathStr = (char *) path.c_str(); - int lastSlash = 3; - for (int r = 0; r < (int) strlen(pathStr) - 1; r++) { - if ((path[r] == '\\') || (path[r] == '/')) { - lastSlash = r; - } - } - - strcpy(disp, pathStr + lastSlash + 1); - - char check[128]; - int success; - - memset(check, 0, 128); - if (strlen(pathStr) > 3) { - strcpy(check, pathStr + 3); - if (check[strlen(check) - 1] == '/') { - check[strlen(check) - 1] = 0; - } - success = FAT_FileExists(check); - } else { - success = FT_DIR; - } -// consolePrintf("Path: %s (%d)\n", check, success); - - _displayName = String(disp); - _path = path; - _isValid = success == FT_FILE; - _isDirectory = success == FT_DIR; -} - -GBAMPFileSystemNode::GBAMPFileSystemNode(const String& path, bool isDirectory) { -// consolePrintf("'%s'",path.c_str()); - - char disp[128]; - char* pathStr = (char *) path.c_str(); - int lastSlash = 3; - for (int r = 0; r < (int) strlen(pathStr) - 1; r++) { - if ((path[r] == '\\') || (path[r] == '/')) { - lastSlash = r; - } - } - - strcpy(disp, pathStr + lastSlash + 1); - - _displayName = String(disp); - _path = path; - _isValid = true; - _isDirectory = isDirectory; -} - - -GBAMPFileSystemNode::GBAMPFileSystemNode(const GBAMPFileSystemNode* node) { - -} - - -AbstractFilesystemNode* GBAMPFileSystemNode::parent() const { -// consolePrintf("parent\n"); - GBAMPFileSystemNode *p; - - if (_path != "mp:/") { - char *path = (char *) _path.c_str(); - int lastSlash = 4; - - for (int r = 4; r < (int) strlen((char *) path); r++) { - if (path[r] == '/') { - lastSlash = r; - } - } - - p = new GBAMPFileSystemNode(String(path, lastSlash)); - p->_isDirectory = true; - } else { - p = new GBAMPFileSystemNode(); - } - - return p; - -} - -AbstractFilesystemNode *GBAMPFileSystemNode::child(const Common::String& name) const { - if (_path.lastChar() == '\\') { - return new DSFileSystemNode(_path + name); - } else { - return new DSFileSystemNode(_path + "\\" + name); - } - - return NULL; -} - -bool GBAMPFileSystemNode::listDir(AbstractFSList& dirList, ListMode mode) const { -// consolePrintf("Listdir\n"); - - enum { TYPE_NO_MORE = 0, TYPE_FILE = 1, TYPE_DIR = 2 }; - - char temp[128], fname[128], *path, *pathTemp; - strcpy(temp, _path.c_str()); - - path = temp + 3; - - pathTemp = path; - while (*pathTemp) { - if (*pathTemp == '\\') { - *pathTemp = '/'; - } - pathTemp++; - } - - -// consolePrintf("This dir: %s\n", path); - FAT_chdir(path); - - int entryType = FAT_FindFirstFile(fname); - - while (entryType != TYPE_NO_MORE) { - - if ( ((entryType == TYPE_DIR) && ((mode == FilesystemNode::kListDirectoriesOnly) || (mode == FilesystemNode::kListAll))) - || ((entryType == TYPE_FILE) && ((mode == FilesystemNode::kListFilesOnly) || (mode == FilesystemNode::kListAll))) ) { - GBAMPFileSystemNode* dsfsn; - - if (strcmp(fname, ".") && strcmp(fname, "..")) { - - if (!strcmp(path, "/")) { - dsfsn = new GBAMPFileSystemNode("mp:" + String(path) + String(fname), entryType == TYPE_DIR); - } else { - dsfsn = new GBAMPFileSystemNode("mp:" + String(path) + String("/") + String(fname), entryType == TYPE_DIR); - } - -// dsfsn->_isDirectory = entryType == DIR; - dirList.push_back((dsfsn)); - } - - - } else { -// consolePrintf("Skipping %s\n", fname); - } - - entryType = FAT_FindNextFile(fname); - } - -// consolePrintf("No more"); - - FAT_chdir("/"); - - return true; -} - - -// Stdio replacements -#define MAX_FILE_HANDLES 32 - -bool inited = false; -DS::fileHandle handle[MAX_FILE_HANDLES]; - -FILE* std_fopen(const char* name, const char* mode) { - - - - if (!inited) { - for (int r = 0; r < MAX_FILE_HANDLES; r++) { - handle[r].used = false; - } - inited = true; - currentDir[0] = '\0'; - } - - - - - char* realName = (char *) name; - - // Remove file system prefix - if ((name[0] == 'd') && (name[1] == 's') && (name[2] == ':') && (name[3] == '/')) { - realName += 4; - } - - if ((name[0] == 'm') && (name[1] == 'p') && (name[2] == ':') && (name[3] == '/')) { - realName += 4; - } - -// consolePrintf("Open file:"); -// consolePrintf("'%s', [%s]", realName, mode); - - - if (DS::isGBAMPAvailable()) { - FAT_chdir("/"); - - char* p = realName; - while (*p) { - if (*p == '\\') *p = '/'; - p++; - } - - FAT_FILE* result = FAT_fopen(realName, mode); - - if (result == 0) { -// consolePrintf("Error code %d\n", result); - //consolePrintf("Opening file %s\n", realName); - } else { -// consolePrintf("Opened file %d\n", result); - } -// MT_memoryReport(); - - return (fileHandle *) result; - } - - - // Fail to open file for writing. It's in ROM! - - // Allocate a file handle - int r = 0; - while (handle[r].used) r++; - - if (strchr(mode, 'w')) { -// consolePrintf("Writing %s\n", realName); - handle[r].sramFile = (DSSaveFile *) DSSaveFileManager::instance()->openSavefile(realName, true); - } else { -// consolePrintf("Reading %s\n", realName); - handle[r].sramFile = (DSSaveFile *) DSSaveFileManager::instance()->openSavefile(realName, false); - } - - - if (handle[r].sramFile) { - handle[r].used = true; - handle[r].pos = 0; - handle[r].data = NULL; - handle[r].size = handle[r].sramFile->getSize(); -// consolePrintf("Found it"); - return &handle[r]; - } - -// consolePrintf("Not in SRAM!"); - - char* data; - - ZipFile* zip = DSFileSystemNode::getZip(); - if (!zip) { -// consolePrintf("No zip yet!"); - return NULL; - } - - // Grab the data if it exists - - zip->setAllFilesVisible(true); - - if (currentDir[0] != 0) { - char nameWithPath[128]; - sprintf(nameWithPath, "%s\%s", currentDir, realName); - strcpy(realName, nameWithPath); - } - -// consolePrintf("fopen(%s, %s)\n", realName, name); - - if (zip->findFile(realName)) { - data = zip->getFile(); - zip->setAllFilesVisible(false); - - // Allocate a file handle - int r = 0; - while (handle[r].used) r++; - - - handle[r].used = true; - handle[r].pos = 0; - handle[r].data = data; - handle[r].size = zip->getFileSize(); - -// consolePrintf("Opened file %d: %s (%s) ", r, realName, name); - return &handle[r]; - } else { - zip->setAllFilesVisible(false); -// consolePrintf("Not found: %s (%s) ", realName, name); - return NULL; - } -} -void std_fclose(FILE* handle) { - - if (DS::isGBAMPAvailable()) { - FAT_fclose((FAT_FILE *) handle); - return; - } - - handle->used = false; - if (handle->sramFile) { - delete handle->sramFile; - handle->sramFile = NULL; - } -} - -size_t std_fread(const void* ptr, size_t size, size_t numItems, FILE* handle) { - -// consolePrintf("fread %d,%d %d ", size, numItems, ptr); - - - - if (DS::isGBAMPAvailable()) { - - - int bytes = FAT_fread((void *) ptr, size, numItems, (FAT_FILE *) handle); - if (!std_feof(handle)) { - return numItems; - } else { -// consolePrintf("Read past end of file: %d read out of %d\n", bytes / size, numItems); - return bytes / size; - } - return numItems; - -/* int item = 0; - u8* data = (u8 *) ptr; - while ((item < numItems) && (!FAT_feof((FAT_FILE *) handle))) { - - - int bytes = 0; - while ((bytes < size) && (!FAT_feof((FAT_FILE *) handle))) { - *data++ = FAT_fgetc((FAT_FILE *) handle); - bytes++; - } - - item++; - - } - - return item;*/ - - - int items = 0; - - //for (int r = 0; r < numItems; r++) { - if (!std_feof(handle)) { - - - -/* for (int t = 0; t < size; t++) { - if (feof(handle)) eof = true; - *(((char *) (ptr)) + r * size + t) = getc(handle); - }*/ - int left = size * numItems;; - int bytesRead = -1; - while ((left > 0) && (!FAT_feof((FAT_FILE *) handle))) { - int amount = left > 8192? 8192: left; -// do { - bytesRead = FAT_fread((void *) ptr, 1, amount, (FAT_FILE *) handle); - /* if (bytesRead == 0) { - consolePrintf("Pos:%d items:%d num:%d amount:%d read:%d\n", ftell(handle), items, numItems, amount, bytesRead); - left++; - - int pos = ftell(handle); - - fseek(handle, 0, SEEK_SET); - int c = getc(handle); - fseek(handle, pos - 1024, SEEK_SET); - fread(ptr, 1024, 1, handle); - swiWaitForVBlank(); - //while (true); - }*/ - //} while (bytesRead == 0); - left -= bytesRead; - ptr = ((char *) (ptr)) + bytesRead; - } - - items = numItems - (left / size); - - - - -// FAT_fread((void *) ptr, size, 1, ((int) (handle)) - 1); - // ptr = ((char *) (ptr)) + size; - - } - //} - -// consolePrintf("...done %d \n", items) - - return items; - - } - - if (handle->sramFile) { - int bytes = 0; - int result = 1; - //consolePrintf("fread size=", size * numItems); - for (int r = 0; (r < (s32) size * (s32) numItems) && (result > 0); r++) { - result = handle->sramFile->read((void *) ( ((char *) (ptr)) + r), 1); - bytes += result; - //consolePrintf("'%d',", ((char *) (ptr))[0]); - } - - handle->pos += bytes; - - return bytes / size; - } - - - if (handle->pos + size * numItems > handle->size) { - numItems = (handle->size - handle->pos) / size; - if (numItems < 0) numItems = 0; - } - -// consolePrintf("read %d ", size * numItems); - - memcpy((void *) ptr, handle->data + handle->pos, size * numItems); - - handle->pos += size * numItems; - - - return numItems; -} - -size_t std_fwrite(const void* ptr, size_t size, size_t numItems, FILE* handle) { - if ((handle == stdin)) return 0; - - if ((handle == stderr) || (handle == stdout)) { -// consolePrintf((char *) ptr); - return size; - } - - //consolePrintf("fwrite size=%d\n", size * numItems); - - if (DS::isGBAMPAvailable()) { - - FAT_fwrite(((char *) (ptr)), size, numItems, (FAT_FILE *) handle); - return numItems; - - int length = size * numItems; - int pos = 0; - - while (pos < length) { - int amount = length > 512? 512: length; - - FAT_fwrite(((char *) (ptr)) + pos, 1, amount, (FAT_FILE *) handle); - length -= amount; - pos += amount; - } - - return numItems; - } - - - if (handle->sramFile) { - handle->sramFile->write(ptr, size); - return size; - } else { - return 0; - } -} - -void std_fprintf(FILE* handle, const char* fmt, ...) { - consolePrintf(fmt); -} - -bool std_feof(FILE* handle) { -// consolePrintf("feof "); - - if (DS::isGBAMPAvailable()) { - return FAT_feof((FAT_FILE *) handle); - } - - if (handle->sramFile) { - return handle->sramFile->eos(); - } - -// consolePrintf("feof %s", handle->pos >= handle->size? "true": "false"); - return handle->pos >= handle->size; -} - -void std_fflush(FILE* handle) { -// consolePrintf("fflush "); -} - -char* std_fgets(char* str, int size, FILE* file) { -// consolePrintf("fgets file=%d ", file); - - if (DS::isGBAMPAvailable()) { - - char* s = str; - while ((*s++ = std_getc(file)) >= 32) { -// consolePrintf("%d ", *s); - } - *s = 0; - -// consolePrintf("Read:%s\n", str); - - return str; - } - - - if (file->sramFile) { - file->pos--; - int p = -1; - do { - file->pos++; - p++; - file->sramFile->read((char *) &str[p], 1); -// consolePrintf("%d,", str[p]); - } while ((str[p] >= 32) && (!feof(file)) && (p < size)); - str[p + 1] = 0; - file->pos++; -// consolePrintf("Read:%s\n", str); - return str; - } - - return NULL; -} - -long int std_ftell(FILE* handle) { - - if (DS::isGBAMPAvailable()) { - return FAT_ftell((FAT_FILE *) handle); - } - - return handle->pos; -} - -int std_fseek(FILE* handle, long int offset, int whence) { -// consolePrintf("fseek %d %d ", offset, whence); - - if (DS::isGBAMPAvailable()) { - return FAT_fseek((FAT_FILE *) handle, offset, whence); - } - - - switch (whence) { - case SEEK_CUR: { - handle->pos += offset; - break; - } - - case SEEK_SET: { - handle->pos = offset; - break; - } - - case SEEK_END: { - handle->pos = handle->size + offset; - break; - } - - default: { - handle->pos = offset; - break; - } - - } - - return 0; -} - -void std_clearerr(FILE* handle) { -// consolePrintf("clearerr "); -} - -int std_getc(FILE* handle) { - - if (DS::isGBAMPAvailable()) { - char c; - FAT_fread(&c, 1, 1, (FAT_FILE *) handle); - - return c; - } - -// consolePrintf("fgetc "); - return 0; // Not supported yet -} - -char* std_getcwd(char* dir, int dunno) { -// consolePrintf("getcwd "); - dir[0] = '\0'; - return dir; // Not supported yet -} - -void std_cwd(char* dir) { - char buffer[128]; - strcpy(buffer, dir); - char* realName = buffer; - - if (DS::isGBAMPAvailable()) { - if ((strlen(dir) >= 4) && (dir[0] == 'm') && (dir[1] == 'p') && (dir[2] == ':') && (dir[3] == '/')) { - realName += 4; - } - - // consolePrintf("Real cwd:%d\n", realName); - - char* p = realName; - while (*p) { - if (*p == '\\') *p = '/'; - p++; - } - - // consolePrintf("Real cwd:%d\n", realName); - FAT_chdir(realName); - } else { - if ((strlen(dir) >= 4) && (dir[0] == 'd') && (dir[1] == 's') && (dir[2] == ':') && (dir[3] == '/')) { - realName += 4; - } - - char* p = realName; - while (*p) { - if (*p == '\\') *p = '/'; - p++; - } - - strcpy(currentDir, realName); - if (*(currentDir + strlen(currentDir) - 1) == '/') { - *(currentDir + strlen(currentDir) - 1) = '\0'; - } - consolePrintf("CWD: %s\n", currentDir); - } -} - -int std_ferror(FILE* handle) { - return 0; -} - -} // namespace DS - -// These functions are added to AbstractFileSystemNode and are therefore outside -// the DS namespace. - -AbstractFilesystemNode *AbstractFilesystemNode::getCurrentDirectory() { -// consolePrintf("New node"); - - if (DS::isGBAMPAvailable()) { - return new DS::GBAMPFileSystemNode(); - } else { - return new DS::DSFileSystemNode(); - } -} - -AbstractFilesystemNode* AbstractFilesystemNode::getNodeForPath(const String& path) { - if (DS::isGBAMPAvailable()) { - return new DS::GBAMPFileSystemNode(path); - } else { - return new DS::DSFileSystemNode(path); - } -}
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