forked from KolibriOS/kolibrios
470 lines
12 KiB
C
470 lines
12 KiB
C
#include <stdio.h>
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#include <string.h>
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#include "7z.h"
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#include "7zAlloc.h"
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#include "7zBuf.h"
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#include "7zCrc.h"
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#include "7zFile.h"
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#include "7zVersion.h"
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#include "package.h"
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#define PERIOD_4 (4 * 365 + 1)
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#define PERIOD_100 (PERIOD_4 * 25 - 1)
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#define PERIOD_400 (PERIOD_100 * 4 + 1)
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#define _UTF8_START(n) (0x100 - (1 << (7 - (n))))
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#define _UTF8_RANGE(n) (((UInt32)1) << ((n) * 5 + 6))
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#define _UTF8_HEAD(n, val) ((Byte)(_UTF8_START(n) + (val >> (6 * (n)))))
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#define _UTF8_CHAR(n, val) ((Byte)(0x80 + (((val) >> (6 * (n))) & 0x3F)))
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#define MY_FILE_CODE_PAGE_PARAM
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static ISzAlloc g_Alloc = { SzAlloc, SzFree };
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static int Buf_EnsureSize(CBuf *dest, size_t size)
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{
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if (dest->size >= size)
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return 1;
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Buf_Free(dest, &g_Alloc);
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return Buf_Create(dest, size, &g_Alloc);
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}
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int test_archive(const char *path)
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{
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CFileInStream archiveStream;
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CLookToRead lookStream;
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CSzArEx db;
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SRes res;
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ISzAlloc allocImp;
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ISzAlloc allocTempImp;
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UInt16 *temp = NULL;
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allocImp.Alloc = SzAlloc;
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allocImp.Free = SzFree;
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allocTempImp.Alloc = SzAllocTemp;
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allocTempImp.Free = SzFreeTemp;
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if (InFile_Open(&archiveStream.file, path))
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{
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printf("can not open input file");
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return -1;
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}
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FileInStream_CreateVTable(&archiveStream);
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LookToRead_CreateVTable(&lookStream, False);
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lookStream.realStream = &archiveStream.s;
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LookToRead_Init(&lookStream);
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CrcGenerateTable();
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SzArEx_Init(&db);
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res = SzArEx_Open(&db, &lookStream.s, &allocImp, &allocTempImp);
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SzArEx_Free(&db, &allocImp);
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SzFree(NULL, temp);
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File_Close(&archiveStream.file);
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if (res == SZ_OK)
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return 0;
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else return -1;
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};
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static size_t Utf16_To_Utf8_Calc(const UInt16 *src, const UInt16 *srcLim)
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{
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size_t size = 0;
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for (;;)
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{
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UInt32 val;
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if (src == srcLim)
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return size;
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size++;
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val = *src++;
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if (val < 0x80)
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continue;
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if (val < _UTF8_RANGE(1))
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{
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size++;
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continue;
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}
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if (val >= 0xD800 && val < 0xDC00 && src != srcLim)
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{
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UInt32 c2 = *src;
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if (c2 >= 0xDC00 && c2 < 0xE000)
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{
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src++;
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size += 3;
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continue;
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}
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}
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size += 2;
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}
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}
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static Byte *Utf16_To_Utf8(Byte *dest, const UInt16 *src, const UInt16 *srcLim)
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{
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for (;;)
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{
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UInt32 val;
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if (src == srcLim)
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return dest;
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val = *src++;
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if (val < 0x80)
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{
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*dest++ = (char)val;
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continue;
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}
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if (val < _UTF8_RANGE(1))
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{
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dest[0] = _UTF8_HEAD(1, val);
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dest[1] = _UTF8_CHAR(0, val);
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dest += 2;
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continue;
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}
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if (val >= 0xD800 && val < 0xDC00 && src != srcLim)
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{
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UInt32 c2 = *src;
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if (c2 >= 0xDC00 && c2 < 0xE000)
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{
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src++;
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val = (((val - 0xD800) << 10) | (c2 - 0xDC00)) + 0x10000;
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dest[0] = _UTF8_HEAD(3, val);
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dest[1] = _UTF8_CHAR(2, val);
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dest[2] = _UTF8_CHAR(1, val);
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dest[3] = _UTF8_CHAR(0, val);
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dest += 4;
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continue;
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}
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}
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dest[0] = _UTF8_HEAD(2, val);
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dest[1] = _UTF8_CHAR(1, val);
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dest[2] = _UTF8_CHAR(0, val);
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dest += 3;
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}
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}
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static SRes Utf16_To_Utf8Buf(CBuf *dest, const UInt16 *src, size_t srcLen)
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{
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size_t destLen = Utf16_To_Utf8_Calc(src, src + srcLen);
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destLen += 1;
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if (!Buf_EnsureSize(dest, destLen))
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return SZ_ERROR_MEM;
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*Utf16_To_Utf8(dest->data, src, src + srcLen) = 0;
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return SZ_OK;
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}
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static void GetAttribString(UInt32 wa, Bool isDir, char *s)
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{
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s[0] = (char)(((wa & (1 << 4)) != 0 || isDir) ? 'D' : '.');
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s[1] = 0;
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}
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static void UInt64ToStr(UInt64 value, char *s)
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{
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char temp[32];
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int pos = 0;
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do
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{
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temp[pos++] = (char)('0' + (unsigned)(value % 10));
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value /= 10;
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}
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while (value != 0);
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do
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*s++ = temp[--pos];
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while (pos);
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*s = '\0';
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}
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static SRes Utf16_To_Char(CBuf *buf, const UInt16 *s)
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{
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unsigned len = 0;
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for (len = 0; s[len] != 0; len++);
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return Utf16_To_Utf8Buf(buf, s, len);
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}
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static char *UIntToStr(char *s, unsigned value, int numDigits)
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{
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char temp[16];
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int pos = 0;
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do
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temp[pos++] = (char)('0' + (value % 10));
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while (value /= 10);
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for (numDigits -= pos; numDigits > 0; numDigits--)
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*s++ = '0';
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do
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*s++ = temp[--pos];
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while (pos);
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*s = '\0';
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return s;
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}
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static void UIntToStr_2(char *s, unsigned value)
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{
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s[0] = (char)('0' + (value / 10));
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s[1] = (char)('0' + (value % 10));
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}
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static WRes OutFile_OpenUtf16(CSzFile *p, const UInt16 *name)
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{
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CBuf buf;
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WRes res;
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Buf_Init(&buf);
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RINOK(Utf16_To_Char(&buf, name MY_FILE_CODE_PAGE_PARAM));
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printf("open file %s\n", (const char *)buf.data);
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res = OutFile_Open(p, (const char *)buf.data);
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Buf_Free(&buf, &g_Alloc);
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return res;
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}
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int create_dir(const char *path)
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{
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int retval;
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__asm__ __volatile__ (
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"pushl $0 \n\t"
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"pushl $0 \n\t"
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"movl %1, 1(%%esp) \n\t"
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"pushl $0 \n\t"
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"pushl $0 \n\t"
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"pushl $0 \n\t"
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"pushl $0 \n\t"
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"pushl $9 \n\t"
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"movl %%esp, %%ebx \n\t"
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"movl $70, %%eax \n\t"
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"int $0x40 \n\t"
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"addl $28, %%esp \n\t"
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:"=a" (retval)
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:"r" (path)
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:"ebx");
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return retval;
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};
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static WRes MyCreateDir(const UInt16 *name)
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{
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CBuf buf;
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WRes res;
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Buf_Init(&buf);
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RINOK(Utf16_To_Char(&buf, name MY_FILE_CODE_PAGE_PARAM));
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res = create_dir((const char *)buf.data) == 0 ? 0 : -1;
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Buf_Free(&buf, &g_Alloc);
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return res;
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}
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static SRes PrintString(const UInt16 *s)
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{
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CBuf buf;
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SRes res;
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Buf_Init(&buf);
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res = Utf16_To_Char(&buf, s);
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if (res == SZ_OK)
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fputs((const char *)buf.data, stdout);
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Buf_Free(&buf, &g_Alloc);
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return res;
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}
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void PrintError(char *sz)
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{
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printf("\nERROR: %s\n", sz);
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}
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static void ConvertFileTimeToString(const CNtfsFileTime *nt, char *s)
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{
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unsigned year, mon, hour, min, sec;
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Byte ms[] = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
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unsigned t;
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UInt32 v;
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UInt64 v64 = nt->Low | ((UInt64)nt->High << 32);
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v64 /= 10000000;
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sec = (unsigned)(v64 % 60); v64 /= 60;
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min = (unsigned)(v64 % 60); v64 /= 60;
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hour = (unsigned)(v64 % 24); v64 /= 24;
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v = (UInt32)v64;
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year = (unsigned)(1601 + v / PERIOD_400 * 400);
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v %= PERIOD_400;
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t = v / PERIOD_100; if (t == 4) t = 3; year += t * 100; v -= t * PERIOD_100;
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t = v / PERIOD_4; if (t == 25) t = 24; year += t * 4; v -= t * PERIOD_4;
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t = v / 365; if (t == 4) t = 3; year += t; v -= t * 365;
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if (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0))
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ms[1] = 29;
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for (mon = 0;; mon++)
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{
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unsigned s = ms[mon];
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if (v < s)
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break;
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v -= s;
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}
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s = UIntToStr(s, year, 4); *s++ = '-';
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UIntToStr_2(s, mon + 1); s[2] = '-'; s += 3;
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UIntToStr_2(s, (unsigned)v + 1); s[2] = ' '; s += 3;
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UIntToStr_2(s, hour); s[2] = ':'; s += 3;
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UIntToStr_2(s, min); s[2] = ':'; s += 3;
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UIntToStr_2(s, sec); s[2] = 0;
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}
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void do_install(list_t *install)
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{
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CFileInStream archiveStream;
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CLookToRead lookStream;
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CSzArEx db;
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SRes res;
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ISzAlloc allocImp;
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ISzAlloc allocTempImp;
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UInt16 *temp = NULL;
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size_t tempSize = 0;
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package_t *pkg, *tmp;
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char *cache_path;
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allocImp.Alloc = SzAlloc;
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allocImp.Free = SzFree;
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allocTempImp.Alloc = SzAllocTemp;
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allocTempImp.Free = SzFreeTemp;
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list_for_each_entry_safe(pkg, tmp, install, list)
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{
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cache_path = make_cache_path(pkg->filename);
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if (InFile_Open(&archiveStream.file, cache_path))
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continue;
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FileInStream_CreateVTable(&archiveStream);
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LookToRead_CreateVTable(&lookStream, False);
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lookStream.realStream = &archiveStream.s;
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LookToRead_Init(&lookStream);
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SzArEx_Init(&db);
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res = SzArEx_Open(&db, &lookStream.s, &allocImp, &allocTempImp);
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if (res == SZ_OK)
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{
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UInt32 i;
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UInt32 blockIndex = 0xFFFFFFFF; /* it can have any value before first call (if outBuffer = 0) */
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Byte *outBuffer = 0; /* it must be 0 before first call for each new archive. */
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size_t outBufferSize = 0; /* it can have any value before first call (if outBuffer = 0) */
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for (i = 0; i < db.NumFiles; i++)
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{
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size_t offset = 0;
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size_t outSizeProcessed = 0;
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size_t len;
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unsigned isDir = SzArEx_IsDir(&db, i);
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if ( isDir )
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continue;
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len = SzArEx_GetFileNameUtf16(&db, i, NULL);
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if (len > tempSize)
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{
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SzFree(NULL, temp);
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tempSize = len;
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temp = (UInt16 *)SzAlloc(NULL, tempSize * sizeof(temp[0]));
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if (!temp)
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{
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res = SZ_ERROR_MEM;
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break;
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}
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}
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SzArEx_GetFileNameUtf16(&db, i, temp);
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res = PrintString(temp);
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if (res != SZ_OK)
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break;
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printf("\n");
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if (isDir)
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printf("/");
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else
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{
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res = SzArEx_Extract(&db, &lookStream.s, i,
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&blockIndex, &outBuffer, &outBufferSize,
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&offset, &outSizeProcessed,
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&allocImp, &allocTempImp);
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if (res != SZ_OK)
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break;
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}
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if (1)
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{
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CSzFile outFile;
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size_t processedSize;
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size_t j;
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UInt16 *name = (UInt16 *)temp;
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const UInt16 *destPath = (const UInt16 *)name;
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for (j = 0; name[j] != 0; j++)
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if (name[j] == '/')
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{
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if (1)
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{
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name[j] = 0;
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MyCreateDir(name);
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name[j] = CHAR_PATH_SEPARATOR;
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}
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else
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destPath = name + j + 1;
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}
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if (isDir)
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{
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MyCreateDir(destPath);
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printf("\n");
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continue;
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}
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else if (OutFile_OpenUtf16(&outFile, destPath))
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{
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PrintError("can not open output file");
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res = SZ_ERROR_FAIL;
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break;
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}
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processedSize = outSizeProcessed;
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if (File_Write(&outFile, outBuffer + offset, &processedSize) != 0 || processedSize != outSizeProcessed)
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{
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PrintError("can not write output file");
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res = SZ_ERROR_FAIL;
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break;
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}
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if (File_Close(&outFile))
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{
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PrintError("can not close output file");
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res = SZ_ERROR_FAIL;
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break;
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}
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};
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continue;
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};
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};
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};
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};
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