diff options
| author | John Schoenick <[email protected]> | 2015-09-09 18:35:41 -0700 |
|---|---|---|
| committer | John Schoenick <[email protected]> | 2015-09-09 18:35:41 -0700 |
| commit | 0d8dceea4310fde5706b3ce1c70609d72a38efdf (patch) | |
| tree | c831ef32c2c801a5c5a80401736b52c7b5a528ec /sp/src/utils/lzma/C/7zip/Archive/7z_C/7zMain.c | |
| parent | Updated the SDK with the latest code from the TF and HL2 branches. (diff) | |
| download | source-sdk-2013-master.tar.xz source-sdk-2013-master.zip | |
Diffstat (limited to 'sp/src/utils/lzma/C/7zip/Archive/7z_C/7zMain.c')
| -rw-r--r-- | sp/src/utils/lzma/C/7zip/Archive/7z_C/7zMain.c | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/sp/src/utils/lzma/C/7zip/Archive/7z_C/7zMain.c b/sp/src/utils/lzma/C/7zip/Archive/7z_C/7zMain.c new file mode 100644 index 00000000..73bf36bb --- /dev/null +++ b/sp/src/utils/lzma/C/7zip/Archive/7z_C/7zMain.c @@ -0,0 +1,225 @@ +/* +7zMain.c +Test application for 7z Decoder +LZMA SDK 4.43 Copyright (c) 1999-2006 Igor Pavlov (2006-06-04) +*/ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "7zCrc.h" +#include "7zIn.h" +#include "7zExtract.h" + +typedef struct _CFileInStream +{ + ISzInStream InStream; + FILE *File; +} CFileInStream; + +#ifdef _LZMA_IN_CB + +#define kBufferSize (1 << 12) +Byte g_Buffer[kBufferSize]; + +SZ_RESULT SzFileReadImp(void *object, void **buffer, size_t maxRequiredSize, size_t *processedSize) +{ + CFileInStream *s = (CFileInStream *)object; + size_t processedSizeLoc; + if (maxRequiredSize > kBufferSize) + maxRequiredSize = kBufferSize; + processedSizeLoc = fread(g_Buffer, 1, maxRequiredSize, s->File); + *buffer = g_Buffer; + if (processedSize != 0) + *processedSize = processedSizeLoc; + return SZ_OK; +} + +#else + +SZ_RESULT SzFileReadImp(void *object, void *buffer, size_t size, size_t *processedSize) +{ + CFileInStream *s = (CFileInStream *)object; + size_t processedSizeLoc = fread(buffer, 1, size, s->File); + if (processedSize != 0) + *processedSize = processedSizeLoc; + return SZ_OK; +} + +#endif + +SZ_RESULT SzFileSeekImp(void *object, CFileSize pos) +{ + CFileInStream *s = (CFileInStream *)object; + int res = fseek(s->File, (long)pos, SEEK_SET); + if (res == 0) + return SZ_OK; + return SZE_FAIL; +} + +void PrintError(char *sz) +{ + printf("\nERROR: %s\n", sz); +} + +int main(int numargs, char *args[]) +{ + CFileInStream archiveStream; + CArchiveDatabaseEx db; + SZ_RESULT res; + ISzAlloc allocImp; + ISzAlloc allocTempImp; + + printf("\n7z ANSI-C Decoder 4.43 Copyright (c) 1999-2006 Igor Pavlov 2006-06-04\n"); + if (numargs == 1) + { + printf( + "\nUsage: 7zDec <command> <archive_name>\n\n" + "<Commands>\n" + " e: Extract files from archive\n" + " l: List contents of archive\n" + " t: Test integrity of archive\n"); + return 0; + } + if (numargs < 3) + { + PrintError("incorrect command"); + return 1; + } + + archiveStream.File = fopen(args[2], "rb"); + if (archiveStream.File == 0) + { + PrintError("can not open input file"); + return 1; + } + + archiveStream.InStream.Read = SzFileReadImp; + archiveStream.InStream.Seek = SzFileSeekImp; + + allocImp.Alloc = SzAlloc; + allocImp.Free = SzFree; + + allocTempImp.Alloc = SzAllocTemp; + allocTempImp.Free = SzFreeTemp; + + InitCrcTable(); + SzArDbExInit(&db); + res = SzArchiveOpen(&archiveStream.InStream, &db, &allocImp, &allocTempImp); + if (res == SZ_OK) + { + char *command = args[1]; + int listCommand = 0; + int testCommand = 0; + int extractCommand = 0; + if (strcmp(command, "l") == 0) + listCommand = 1; + if (strcmp(command, "t") == 0) + testCommand = 1; + else if (strcmp(command, "e") == 0) + extractCommand = 1; + + if (listCommand) + { + UInt32 i; + for (i = 0; i < db.Database.NumFiles; i++) + { + CFileItem *f = db.Database.Files + i; + printf("%10d %s\n", (int)f->Size, f->Name); + } + } + else if (testCommand || extractCommand) + { + UInt32 i; + + /* + if you need cache, use these 3 variables. + if you use external function, you can make these variable as static. + */ + UInt32 blockIndex = 0xFFFFFFFF; /* it can have any value before first call (if outBuffer = 0) */ + Byte *outBuffer = 0; /* it must be 0 before first call for each new archive. */ + size_t outBufferSize = 0; /* it can have any value before first call (if outBuffer = 0) */ + + printf("\n"); + for (i = 0; i < db.Database.NumFiles; i++) + { + size_t offset; + size_t outSizeProcessed; + CFileItem *f = db.Database.Files + i; + if (f->IsDirectory) + printf("Directory "); + else + printf(testCommand ? + "Testing ": + "Extracting"); + printf(" %s", f->Name); + if (f->IsDirectory) + { + printf("\n"); + continue; + } + res = SzExtract(&archiveStream.InStream, &db, i, + &blockIndex, &outBuffer, &outBufferSize, + &offset, &outSizeProcessed, + &allocImp, &allocTempImp); + if (res != SZ_OK) + break; + if (!testCommand) + { + FILE *outputHandle; + UInt32 processedSize; + char *fileName = f->Name; + size_t nameLen = strlen(f->Name); + for (; nameLen > 0; nameLen--) + if (f->Name[nameLen - 1] == '/') + { + fileName = f->Name + nameLen; + break; + } + + outputHandle = fopen(fileName, "wb+"); + if (outputHandle == 0) + { + PrintError("can not open output file"); + res = SZE_FAIL; + break; + } + processedSize = fwrite(outBuffer + offset, 1, outSizeProcessed, outputHandle); + if (processedSize != outSizeProcessed) + { + PrintError("can not write output file"); + res = SZE_FAIL; + break; + } + if (fclose(outputHandle)) + { + PrintError("can not close output file"); + res = SZE_FAIL; + break; + } + } + printf("\n"); + } + allocImp.Free(outBuffer); + } + else + { + PrintError("incorrect command"); + res = SZE_FAIL; + } + } + SzArDbExFree(&db, allocImp.Free); + + fclose(archiveStream.File); + if (res == SZ_OK) + { + printf("\nEverything is Ok\n"); + return 0; + } + if (res == SZE_OUTOFMEMORY) + PrintError("can not allocate memory"); + else + printf("\nERROR #%d\n", res); + return 1; +} |