diff options
Diffstat (limited to 'common/savefile.cpp')
-rw-r--r-- | common/savefile.cpp | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/common/savefile.cpp b/common/savefile.cpp index afc79df379..567dcba516 100644 --- a/common/savefile.cpp +++ b/common/savefile.cpp @@ -28,10 +28,6 @@ #include <stdio.h> #include <string.h> -#ifdef USE_ZLIB -#include <zlib.h> -#endif - namespace Common { const char *SaveFileManager::getSavePath() const { @@ -64,179 +60,4 @@ const char *SaveFileManager::getSavePath() const { #endif } -class StdioSaveFile : public InSaveFile, public OutSaveFile { -private: - FILE *fh; -public: - StdioSaveFile(const char *filename, bool saveOrLoad) { - fh = ::fopen(filename, (saveOrLoad? "wb" : "rb")); - } - ~StdioSaveFile() { - if (fh) - ::fclose(fh); - } - - bool eos() const { return feof(fh) != 0; } - bool ioFailed() const { return ferror(fh) != 0; } - void clearIOFailed() { clearerr(fh); } - - bool isOpen() const { return fh != 0; } - - uint32 read(void *dataPtr, uint32 dataSize) { - assert(fh); - return fread(dataPtr, 1, dataSize, fh); - } - uint32 write(const void *dataPtr, uint32 dataSize) { - assert(fh); - return fwrite(dataPtr, 1, dataSize, fh); - } - - uint32 pos() const { - assert(fh); - return ftell(fh); - } - uint32 size() const { - assert(fh); - uint32 oldPos = ftell(fh); - fseek(fh, 0, SEEK_END); - uint32 length = ftell(fh); - fseek(fh, oldPos, SEEK_SET); - return length; - } - - void seek(int32 offs, int whence = SEEK_SET) { - assert(fh); - fseek(fh, offs, whence); - } -}; - - -#ifdef USE_ZLIB -class GzipSaveFile : public InSaveFile, public OutSaveFile { -private: - gzFile fh; - bool _ioError; -public: - GzipSaveFile(const char *filename, bool saveOrLoad) { - _ioError = false; - fh = gzopen(filename, (saveOrLoad? "wb" : "rb")); - } - ~GzipSaveFile() { - if (fh) - gzclose(fh); - } - - bool eos() const { return gzeof(fh) != 0; } - bool ioFailed() const { return _ioError; } - void clearIOFailed() { _ioError = false; } - - bool isOpen() const { return fh != 0; } - - uint32 read(void *dataPtr, uint32 dataSize) { - assert(fh); - int ret = gzread(fh, dataPtr, dataSize); - if (ret <= -1) - _ioError = true; - return ret; - } - uint32 write(const void *dataPtr, uint32 dataSize) { - assert(fh); - // Due to a "bug" in the zlib headers (or maybe I should say, - // a bug in the C++ spec? Whatever <g>) we have to be a bit - // hackish here and remove the const qualifier. - // Note that gzwrite's buf param is declared as "const voidp" - // which you might think is the same as "const void *" but it - // is not - rather it is equal to "void const *" which is the - // same as "void *". Hrmpf - int ret = gzwrite(fh, const_cast<void *>(dataPtr), dataSize); - if (ret <= 0) - _ioError = true; - return ret; - } - - uint32 pos() const { - assert(fh); - return gztell(fh); - } - uint32 size() const { - assert(fh); - uint32 oldPos = gztell(fh); - gzseek(fh, 0, SEEK_END); - uint32 length = gztell(fh); - gzseek(fh, oldPos, SEEK_SET); - return length; - } - - void seek(int32 offs, int whence = SEEK_SET) { - assert(fh); - gzseek(fh, offs, whence); - } -}; -#endif - - -static void join_paths(const char *filename, const char *directory, - char *buf, int bufsize) { - buf[bufsize-1] = '\0'; - strncpy(buf, directory, bufsize-1); - -#ifdef WIN32 - // Fix for Win98 issue related with game directory pointing to root drive ex. "c:\" - if ((buf[0] != 0) && (buf[1] == ':') && (buf[2] == '\\') && (buf[3] == 0)) { - buf[2] = 0; - } -#endif - - const int dirLen = strlen(buf); - - if (dirLen > 0) { -#if defined(__MORPHOS__) || defined(__amigaos4__) - if (buf[dirLen-1] != ':' && buf[dirLen-1] != '/') -#endif - -#if !defined(__GP32__) && !defined(PALMOS_MODE) - strncat(buf, "/", bufsize-1); // prevent double / -#endif - } - strncat(buf, filename, bufsize-1); -} - -OutSaveFile *DefaultSaveFileManager::openForSaving(const char *filename) { - char buf[256]; - join_paths(filename, getSavePath(), buf, sizeof(buf)); - -#ifdef USE_ZLIB - GzipSaveFile *sf = new GzipSaveFile(buf, true); -#else - StdioSaveFile *sf = new StdioSaveFile(buf, true); -#endif - - if (!sf->isOpen()) { - delete sf; - sf = 0; - } - return sf; -} - -InSaveFile *DefaultSaveFileManager::openForLoading(const char *filename) { - char buf[256]; - join_paths(filename, getSavePath(), buf, sizeof(buf)); - -#ifdef USE_ZLIB - GzipSaveFile *sf = new GzipSaveFile(buf, false); -#else - StdioSaveFile *sf = new StdioSaveFile(buf, false); -#endif - - if (!sf->isOpen()) { - delete sf; - sf = 0; - } - return sf; -} - -void DefaultSaveFileManager::listSavefiles(const char * /* prefix */, bool *marks, int num) { - memset(marks, true, num * sizeof(bool)); -} - } // End of namespace Common |