clzhcompress.cpp
资源名称:bo2ksrc.zip [点击查看]
上传用户:jinandeyu
上传日期:2007-01-05
资源大小:620k
文件大小:18k
源码类别:
远程控制编程
开发平台:
WINDOWS
- /* Back Orifice 2000 - Remote Administration Suite
- Copyright (C) 1999, Cult Of The Dead Cow
- 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
- The author of this program may be contacted at dildog@l0pht.com. */
- #include<windows.h>
- #include<limits.h>
- #include<lzhcompress.h>
- void CLzhCompress::InitTree(void) /* initialize trees */
- {
- short i;
- for (i = N + 1; i <= N + 256; i++)
- rson[i] = NIL; /* root */
- for (i = 0; i < N; i++)
- dad[i] = NIL; /* node */
- }
- void CLzhCompress::InsertNode(short r) /* insert to tree */
- {
- short i, p, cmp;
- unsigned char *key;
- unsigned c;
- cmp = 1;
- key = &text_buf[r];
- p = N + 1 + key[0];
- rson[r] = lson[r] = NIL;
- match_length = 0;
- for(;;) {
- if (cmp >= 0) {
- if (rson[p] != NIL)
- p = rson[p];
- else {
- rson[p] = r;
- dad[r] = p;
- return;
- }
- } else {
- if (lson[p] != NIL)
- p = lson[p];
- else {
- lson[p] = r;
- dad[r] = p;
- return;
- }
- }
- for (i = 1; i < F; i++)
- if ((cmp = key[i] - text_buf[p + i]) != 0)
- break;
- if (i > THRESHOLD) {
- if (i > match_length) {
- match_position = ((r - p) & (N - 1)) - 1;
- if ((match_length = i) >= F)
- break;
- }
- if (i == match_length) {
- if ((c = ((r - p) & (N-1)) - 1) < (WORD)match_position) {
- match_position = c;
- }
- }
- }
- }
- dad[r] = dad[p];
- lson[r] = lson[p];
- rson[r] = rson[p];
- dad[lson[p]] = r;
- dad[rson[p]] = r;
- if (rson[dad[p]] == p)
- rson[dad[p]] = r;
- else
- lson[dad[p]] = r;
- dad[p] = NIL; /* remove p */
- }
- void CLzhCompress::DeleteNode(short p) /* remove from tree */
- {
- short q;
- if (dad[p] == NIL)
- return; /* not registered */
- if (rson[p] == NIL)
- q = lson[p];
- else {
- if (lson[p] == NIL)
- q = rson[p];
- else {
- q = lson[p];
- if (rson[q] != NIL) {
- do {
- q = rson[q];
- } while (rson[q] != NIL);
- rson[dad[q]] = lson[q];
- dad[lson[q]] = dad[q];
- lson[q] = lson[p];
- dad[lson[p]] = q;
- }
- rson[q] = rson[p];
- dad[rson[p]] = q;
- }
- }
- dad[q] = dad[p];
- if (rson[dad[p]] == p)
- rson[dad[p]] = q;
- else
- lson[dad[p]] = q;
- dad[p] = NIL;
- }
- /* Huffman coding */
- /* table for encoding and decoding the upper 6 bits of position */
- /* for encoding */
- BYTE p_len[64] = {
- 0x03, 0x04, 0x04, 0x04, 0x05, 0x05, 0x05, 0x05,
- 0x05, 0x05, 0x05, 0x05, 0x06, 0x06, 0x06, 0x06,
- 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06,
- 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07,
- 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07,
- 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07,
- 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
- 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08
- };
- BYTE p_code[64] = {
- 0x00, 0x20, 0x30, 0x40, 0x50, 0x58, 0x60, 0x68,
- 0x70, 0x78, 0x80, 0x88, 0x90, 0x94, 0x98, 0x9C,
- 0xA0, 0xA4, 0xA8, 0xAC, 0xB0, 0xB4, 0xB8, 0xBC,
- 0xC0, 0xC2, 0xC4, 0xC6, 0xC8, 0xCA, 0xCC, 0xCE,
- 0xD0, 0xD2, 0xD4, 0xD6, 0xD8, 0xDA, 0xDC, 0xDE,
- 0xE0, 0xE2, 0xE4, 0xE6, 0xE8, 0xEA, 0xEC, 0xEE,
- 0xF0, 0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7,
- 0xF8, 0xF9, 0xFA, 0xFB, 0xFC, 0xFD, 0xFE, 0xFF
- };
- /* for decoding */
- BYTE d_code[256] = {
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
- 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
- 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
- 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
- 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03,
- 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03,
- 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04,
- 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05,
- 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06,
- 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07,
- 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
- 0x09, 0x09, 0x09, 0x09, 0x09, 0x09, 0x09, 0x09,
- 0x0A, 0x0A, 0x0A, 0x0A, 0x0A, 0x0A, 0x0A, 0x0A,
- 0x0B, 0x0B, 0x0B, 0x0B, 0x0B, 0x0B, 0x0B, 0x0B,
- 0x0C, 0x0C, 0x0C, 0x0C, 0x0D, 0x0D, 0x0D, 0x0D,
- 0x0E, 0x0E, 0x0E, 0x0E, 0x0F, 0x0F, 0x0F, 0x0F,
- 0x10, 0x10, 0x10, 0x10, 0x11, 0x11, 0x11, 0x11,
- 0x12, 0x12, 0x12, 0x12, 0x13, 0x13, 0x13, 0x13,
- 0x14, 0x14, 0x14, 0x14, 0x15, 0x15, 0x15, 0x15,
- 0x16, 0x16, 0x16, 0x16, 0x17, 0x17, 0x17, 0x17,
- 0x18, 0x18, 0x19, 0x19, 0x1A, 0x1A, 0x1B, 0x1B,
- 0x1C, 0x1C, 0x1D, 0x1D, 0x1E, 0x1E, 0x1F, 0x1F,
- 0x20, 0x20, 0x21, 0x21, 0x22, 0x22, 0x23, 0x23,
- 0x24, 0x24, 0x25, 0x25, 0x26, 0x26, 0x27, 0x27,
- 0x28, 0x28, 0x29, 0x29, 0x2A, 0x2A, 0x2B, 0x2B,
- 0x2C, 0x2C, 0x2D, 0x2D, 0x2E, 0x2E, 0x2F, 0x2F,
- 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
- 0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F,
- };
- BYTE d_len[256] = {
- 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03,
- 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03,
- 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03,
- 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03,
- 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04,
- 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04,
- 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04,
- 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04,
- 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04,
- 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04,
- 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05,
- 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05,
- 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05,
- 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05,
- 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05,
- 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05,
- 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05,
- 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05,
- 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06,
- 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06,
- 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06,
- 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06,
- 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06,
- 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06,
- 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07,
- 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07,
- 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07,
- 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07,
- 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07,
- 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07,
- 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
- 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
- };
- WORD CLzhCompress::GetBit(void) /* get one bit */
- {
- WORD i;
- while (getlen <= 8) {
- if ((i = fnc_getc())==0xFFFF) i = 0;
- getbuf |= i << (8 - getlen);
- getlen += 8;
- }
- i = getbuf;
- getbuf <<= 1;
- getlen--;
- return ((i & 0x8000) >> 15);
- }
- WORD CLzhCompress::GetByte(void) /* get one byte */
- {
- WORD i;
- while (getlen <= 8) {
- if ((i = fnc_getc())==0xFFFF) i = 0;
- getbuf |= i << (8 - getlen);
- getlen += 8;
- }
- i = getbuf;
- getbuf <<= 8;
- getlen -= 8;
- return ((i & 0xff00) >> 8);
- }
- void CLzhCompress::Putcode(short l, WORD c) /* output c bits of code */
- {
- putbuf |= c >> putlen;
- if ((putlen += l) >= 8) {
- if(fnc_putc(putbuf >> 8)==-1) return;
- if((putlen -= 8) >= 8) {
- if(fnc_putc(putbuf)==-1) return;
- codesize += 2;
- putlen -= 8;
- putbuf = c << (l - putlen);
- } else {
- putbuf <<= 8;
- codesize++;
- }
- }
- }
- /* initialization of tree */
- void CLzhCompress::StartHuff(void)
- {
- short i, j;
- for (i = 0; i < N_CHAR; i++) {
- freq[i] = 1;
- son[i] = i + T;
- prnt[i + T] = i;
- }
- i = 0; j = N_CHAR;
- while (j <= R) {
- freq[j] = freq[i] + freq[i + 1];
- son[j] = i;
- prnt[i] = prnt[i + 1] = j;
- i += 2; j++;
- }
- freq[T] = 0xffff;
- prnt[R] = 0;
- }
- /* reconstruction of tree */
- void CLzhCompress::reconst(void)
- {
- short i, j, k;
- WORD f, l;
- /* collect leaf nodes in the first half of the table */
- /* and replace the freq by (freq + 1) / 2. */
- j = 0;
- for (i = 0; i < T; i++) {
- if (son[i] >= T) {
- freq[j] = (freq[i] + 1) / 2;
- son[j] = son[i];
- j++;
- }
- }
- /* begin constructing tree by connecting sons */
- for (i = 0, j = N_CHAR; j < T; i += 2, j++) {
- k = i + 1;
- f = freq[j] = freq[i] + freq[k];
- for (k = j - 1; f < freq[k]; k--);
- k++;
- l = (j - k) * 2;
- memmove(&freq[k + 1], &freq[k], l);
- freq[k] = f;
- memmove(&son[k + 1], &son[k], l);
- son[k] = i;
- }
- /* connect prnt */
- for (i = 0; i < T; i++) {
- if ((k = son[i]) >= T) {
- prnt[k] = i;
- } else {
- prnt[k] = prnt[k + 1] = i;
- }
- }
- }
- /* increment frequency of given code by one, and update tree */
- void CLzhCompress::update(short c)
- {
- short i, j, k, l;
- if (freq[R] == MAX_FREQ) {
- reconst();
- }
- c = prnt[c + T];
- do {
- k = ++freq[c];
- /* if the order is disturbed, exchange nodes */
- if ((WORD)k > freq[l = c + 1]) {
- while ((WORD)k > freq[++l]);
- l--;
- freq[c] = freq[l];
- freq[l] = k;
- i = son[c];
- prnt[i] = l;
- if (i < T) prnt[i + 1] = l;
- j = son[l];
- son[l] = i;
- prnt[j] = c;
- if (j < T) prnt[j + 1] = c;
- son[c] = j;
- c = l;
- }
- } while ((c = prnt[c]) != 0); /* repeat up to root */
- }
- void CLzhCompress::EncodeChar(WORD c)
- {
- WORD i;
- short j, k;
- i = 0;
- j = 0;
- k = prnt[c + T];
- /* travel from leaf to root */
- do {
- i >>= 1;
- /* if node's address is odd-numbered, choose bigger brother node */
- if (k & 1) i += 0x8000;
- j++;
- } while ((k = prnt[k]) != R);
- Putcode(j, i);
- code = i;
- len = j;
- update(c);
- }
- void CLzhCompress::EncodePosition(WORD c)
- {
- WORD i;
- /* output upper 6 bits by table lookup */
- i = c >> 6;
- Putcode(p_len[i], (WORD)p_code[i] << 8);
- /* output lower 6 bits verbatim */
- Putcode(6, (c & 0x3f) << 10);
- }
- void CLzhCompress::EncodeEnd(void)
- {
- if (putlen) {
- if (fnc_putc(putbuf >> 8) == -1) {
- return;
- }
- codesize++;
- }
- }
- short CLzhCompress::DecodeChar(void)
- {
- WORD c;
- c = son[R];
- /* travel from root to leaf, */
- /* choosing the smaller child node (son[]) if the read bit is 0, */
- /* the bigger (son[]+1} if 1 */
- while (c < T) {
- c += GetBit();
- c = son[c];
- }
- c -= T;
- update(c);
- return (short)c;
- }
- short CLzhCompress::DecodePosition(void)
- {
- WORD i, j, c;
- /* recover upper 6 bits from table */
- i = GetByte();
- c = (WORD)d_code[i] << 6;
- j = d_len[i];
- /* read lower 6 bits verbatim */
- j -= 2;
- while (j--) {
- i = (i << 1) + GetBit();
- }
- return (short)(c | (i & 0x3f));
- }
- /* compression */
- void CLzhCompress::Encode(void) /* compression */
- {
- short i, c, len, r, s, last_match_length;
- codesize=0;
- fnc_putc((BYTE)(textsize & 0xff));
- fnc_putc((BYTE)((textsize & 0xff00) >> 8));
- fnc_putc((BYTE)((textsize & 0xff0000L) >> 16));
- fnc_putc((BYTE)((textsize & 0xff000000L) >> 24));
- if (textsize == 0)
- return;
- textsize = 0; /* rewind and re-read */
- StartHuff();
- InitTree();
- s = 0;
- r = N - F;
- for (i = s; i < r; i++)
- text_buf[i] = 0x20;
- for (len = 0; len < F && ((c = fnc_getc()) != -1); len++)
- text_buf[r + len] = (unsigned char)c;
- textsize = len;
- for (i = 1; i <= F; i++)
- InsertNode(r - i);
- InsertNode(r);
- do {
- if (match_length > len)
- match_length = len;
- if (match_length <= THRESHOLD) {
- match_length = 1;
- EncodeChar(text_buf[r]);
- } else {
- EncodeChar(255 - THRESHOLD + match_length);
- EncodePosition(match_position);
- }
- last_match_length = match_length;
- for (i = 0; i < last_match_length &&
- ((c = fnc_getc()) != -1); i++) {
- DeleteNode(s);
- text_buf[s] = (unsigned char)c;
- if (s < F - 1)
- text_buf[s + N] = (unsigned char)c;
- s = (s + 1) & (N - 1);
- r = (r + 1) & (N - 1);
- InsertNode(r);
- }
- while (i++ < last_match_length) {
- DeleteNode(s);
- s = (s + 1) & (N - 1);
- r = (r + 1) & (N - 1);
- if (--len) InsertNode(r);
- }
- } while (len > 0);
- EncodeEnd();
- }
- void CLzhCompress::Decode(void) /* recover */
- {
- short i, j, k, r, c;
- unsigned long int count;
- codesize=0;
- textsize = (fnc_getc());
- textsize |= (((unsigned long)fnc_getc()) << 8);
- textsize |= (((unsigned long)fnc_getc()) << 16);
- textsize |= (((unsigned long)fnc_getc()) << 24);
- if (textsize == 0)
- return;
- StartHuff();
- for (i = 0; i < N - F; i++)
- text_buf[i] = 0x20;
- r = N - F;
- for (count = 0; count < textsize; ) {
- c = DecodeChar();
- if (c < 256) {
- if(fnc_putc(c)==-1) {
- return;
- }
- text_buf[r++] = (unsigned char)c;
- r &= (N - 1);
- count++;
- } else {
- i = (r - DecodePosition() - 1) & (N - 1);
- j = c - 255 + THRESHOLD;
- for (k = 0; k < j; k++) {
- c = text_buf[(i + k) & (N - 1)];
- if(fnc_putc(c)==-1) {
- return;
- }
- text_buf[r++] = (unsigned char)c;
- r &= (N - 1);
- count++;
- }
- }
- }
- }
- int CLzhCompress::fnc_read_file(BYTE *pBuffer, int nLen)
- {
- DWORD dwBytes;
- dwBytes=0;
- ReadFile(hFileIn,pBuffer,nLen,&dwBytes,NULL);
- return dwBytes;
- }
- int CLzhCompress::fnc_write_file(BYTE *pBuffer, int nLen)
- {
- DWORD dwBytes;
- dwBytes=0;
- WriteFile(hFileOut,pBuffer,nLen,&dwBytes,NULL);
- return dwBytes;
- }
- int CLzhCompress::fnc_read_memory(BYTE *pBuffer, int nLen)
- {
- int nCount;
- nCount=nLen;
- if((nCount+nMemInOff)>nMemInSize)
- nCount=nMemInSize-nMemInOff;
- memcpy(pBuffer,pMemIn+nMemInOff,nCount);
- nMemInOff+=nCount;
- return nCount;
- }
- int CLzhCompress::fnc_write_memory(BYTE *pBuffer, int nLen)
- {
- int nCount;
- nCount=nLen;
- if((nCount+nMemOutOff)>nMemOutSize)
- nCount=nMemOutSize-nMemOutOff;
- memcpy(pMemOut+nMemOutOff,pBuffer,nCount);
- nMemOutOff+=nCount;
- return nCount;
- }
- int CLzhCompress::fnc_write(BYTE *ptr, int len)
- {
- if(freeze_type==0)
- return fnc_write_file(ptr,len);
- else if(freeze_type==1)
- return fnc_write_memory(ptr,len);
- return 0;
- }
- int CLzhCompress::fnc_read(BYTE *ptr, int len)
- {
- if(freeze_type==0)
- return fnc_read_file(ptr,len);
- else if(freeze_type==1)
- return fnc_read_memory(ptr,len);
- return 0;
- }
- int CLzhCompress::fnc_getc(void)
- {
- int val;
- val=0;
- if(fnc_read((BYTE *)&val,1)!=1) return -1;
- return val;
- }
- int CLzhCompress::fnc_putc(int val)
- {
- if(fnc_write((BYTE *)&val,1)!=1) return -1;
- return (int) 0;
- }
- int CLzhCompress::lzh_freeze_file(char *szInFile, char *szOutFile)
- {
- hFileIn=CreateFile(szInFile,GENERIC_READ,FILE_SHARE_READ,NULL,OPEN_EXISTING,0,NULL);
- if(hFileIn==INVALID_HANDLE_VALUE) return -1;
- hFileOut=CreateFile(szOutFile,GENERIC_WRITE,0,NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
- if(hFileOut==INVALID_HANDLE_VALUE) {
- CloseHandle(hFileIn);
- return -1;
- }
- getbuf=0;
- getlen=0;
- putbuf=0;
- putlen=0;
- textsize=GetFileSize(hFileIn,NULL);
- freeze_type=0;
- Encode();
- CloseHandle(hFileOut);
- CloseHandle(hFileIn);
- return 0;
- }
- int CLzhCompress::lzh_freeze_memory(void *pInBuffer, int nInBufLen, void *pOutBuf, int nOutBufLen)
- {
- pMemIn=(BYTE *)pInBuffer;
- nMemInSize=nInBufLen;
- pMemOut=(BYTE *)pOutBuf;
- nMemOutSize=nOutBufLen;
- nMemInOff=0;
- nMemOutOff=0;
- getbuf=0;
- getlen=0;
- putbuf=0;
- putlen=0;
- textsize=nInBufLen;
- freeze_type=1;
- Encode();
- return 0;
- }
- int CLzhCompress::lzh_melt_file(char *szInFile, char *szOutFile)
- {
- hFileIn=CreateFile(szInFile,GENERIC_READ,FILE_SHARE_READ,NULL,OPEN_EXISTING,0,NULL);
- if(hFileIn==INVALID_HANDLE_VALUE) return -1;
- hFileOut=CreateFile(szOutFile,GENERIC_WRITE,0,NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
- if(hFileOut==INVALID_HANDLE_VALUE) {
- CloseHandle(hFileIn);
- return -1;
- }
- getbuf=0;
- getlen=0;
- putbuf=0;
- putlen=0;
- freeze_type=0;
- Decode();
- CloseHandle(hFileOut);
- CloseHandle(hFileIn);
- return 0;
- }
- int CLzhCompress::lzh_melt_memory(void *pInBuffer, int nInBufLen, void *pOutBuf, int nOutBufLen)
- {
- pMemIn=(BYTE *)pInBuffer;
- nMemInSize=nInBufLen;
- pMemOut=(BYTE *)pOutBuf;
- nMemOutSize=nOutBufLen;
- nMemInOff=0;
- nMemOutOff=0;
- getbuf=0;
- getlen=0;
- putbuf=0;
- putlen=0;
- freeze_type=1;
- Decode();
- return 0;
- }