mirror of
https://github.com/Fledge68/WiiFlow_Lite.git
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74b362e766
about memory stuff
134 lines
3.0 KiB
C++
134 lines
3.0 KiB
C++
/****************************************************************************
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* Copyright (C) 2009
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* by Dimok
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any
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* damages arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any
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* purpose, including commercial applications, and to alter it and
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* redistribute it freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you
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* must not claim that you wrote the original software. If you use
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* this software in a product, an acknowledgment in the product
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* documentation would be appreciated but is not required.
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*
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* 2. Altered source versions must be plainly marked as such, and
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* must not be misrepresented as being the original software.
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*
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* 3. This notice may not be removed or altered from any source
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* distribution.
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*
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* ZipFile.cpp
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*
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* ZipFile Class
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* for Wii-FileXplorer 2009
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*
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* STILL UNCOMPLETE AND UNDER CONSTRUCTION
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***************************************************************************/
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#include <ogcsys.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "ZipFile.h"
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#include "fileOps/fileOps.h"
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#include "memory/mem2.hpp"
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ZipFile::ZipFile(const char *filepath)
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{
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File = unzOpen(filepath);
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if(File)
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this->LoadList();
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}
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ZipFile::~ZipFile()
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{
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unzClose(File);
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}
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bool ZipFile::LoadList()
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{
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return true;
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}
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bool ZipFile::ExtractAll(const char *dest)
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{
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if(!File)
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return false;
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bool Stop = false;
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u32 blocksize = 1024*50;
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u8 *buffer = (u8*)MEM2_memalign(32, blocksize);
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if(buffer == NULL)
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return false;
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char writepath[MAXPATHLEN];
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char filename[MAXPATHLEN];
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memset(filename, 0, sizeof(filename));
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int ret = unzGoToFirstFile(File);
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if(ret != UNZ_OK)
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Stop = true;
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while(!Stop)
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{
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if(unzGetCurrentFileInfo(File, &cur_file_info, filename, sizeof(filename), NULL, 0, NULL, 0) != UNZ_OK)
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Stop = true;
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if(!Stop && filename[strlen(filename) - 1] != '/')
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{
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u32 uncompressed_size = cur_file_info.uncompressed_size;
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u32 done = 0;
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char *pointer = NULL;
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ret = unzOpenCurrentFile(File);
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snprintf(writepath, sizeof(writepath), "%s/%s", dest, filename);
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pointer = strrchr(writepath, '/');
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int position = pointer - writepath + 2;
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char temppath[strlen(writepath)];
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snprintf(temppath, position, "%s", writepath);
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fsop_MakeFolder(temppath);
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if(ret == UNZ_OK)
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{
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FILE *pfile = fopen(writepath, "wb");
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do
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{
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if(uncompressed_size - done < blocksize)
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blocksize = uncompressed_size - done;
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ret = unzReadCurrentFile(File, buffer, blocksize);
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if(ret == 0)
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break;
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fwrite(buffer, 1, blocksize, pfile);
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done += ret;
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} while(done < uncompressed_size);
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fclose(pfile);
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unzCloseCurrentFile(File);
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}
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}
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if(unzGoToNextFile(File) != UNZ_OK)
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Stop = true;
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}
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MEM2_free(buffer);
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buffer = NULL;
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return true;
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}
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