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-rw-r--r--target/linux/generic-2.6/patches-2.6.32/960-arm_lzma_loader.patch710
1 files changed, 710 insertions, 0 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.32/960-arm_lzma_loader.patch b/target/linux/generic-2.6/patches-2.6.32/960-arm_lzma_loader.patch
new file mode 100644
index 0000000000..5f4f28757b
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.32/960-arm_lzma_loader.patch
@@ -0,0 +1,710 @@
+--- a/arch/arm/boot/compressed/Makefile
++++ b/arch/arm/boot/compressed/Makefile
+@@ -63,7 +63,7 @@ endif
+
+ SEDFLAGS = s/TEXT_START/$(ZTEXTADDR)/;s/BSS_START/$(ZBSSADDR)/
+
+-targets := vmlinux vmlinux.lds piggy.gz piggy.o font.o font.c \
++targets := vmlinux vmlinux.lds piggy.lzma piggy.o font.o font.c \
+ head.o misc.o $(OBJS)
+
+ ifeq ($(CONFIG_FUNCTION_TRACER),y)
+@@ -99,10 +99,10 @@ $(obj)/vmlinux: $(obj)/vmlinux.lds $(obj
+ $(call if_changed,ld)
+ @:
+
+-$(obj)/piggy.gz: $(obj)/../Image FORCE
+- $(call if_changed,gzip)
++$(obj)/piggy.lzma: $(obj)/../Image FORCE
++ $(call if_changed,lzma)
+
+-$(obj)/piggy.o: $(obj)/piggy.gz FORCE
++$(obj)/piggy.o: $(obj)/piggy.lzma FORCE
+
+ CFLAGS_font.o := -Dstatic=
+
+--- a/arch/arm/boot/compressed/misc.c
++++ b/arch/arm/boot/compressed/misc.c
+@@ -185,36 +185,10 @@ static inline __ptr_t memcpy(__ptr_t __d
+ return __dest;
+ }
+
+-/*
+- * gzip delarations
+- */
+-#define OF(args) args
+-#define STATIC static
+-
+-typedef unsigned char uch;
+-typedef unsigned short ush;
+-typedef unsigned long ulg;
+-
+-#define WSIZE 0x8000 /* Window size must be at least 32k, */
++#define WSIZE 0x20000 /* Window size must be at least 128k, */
+ /* and a power of two */
+
+-static uch *inbuf; /* input buffer */
+-static uch window[WSIZE]; /* Sliding window buffer */
+-
+-static unsigned insize; /* valid bytes in inbuf */
+-static unsigned inptr; /* index of next byte to be processed in inbuf */
+-static unsigned outcnt; /* bytes in output buffer */
+-
+-/* gzip flag byte */
+-#define ASCII_FLAG 0x01 /* bit 0 set: file probably ascii text */
+-#define CONTINUATION 0x02 /* bit 1 set: continuation of multi-part gzip file */
+-#define EXTRA_FIELD 0x04 /* bit 2 set: extra field present */
+-#define ORIG_NAME 0x08 /* bit 3 set: original file name present */
+-#define COMMENT 0x10 /* bit 4 set: file comment present */
+-#define ENCRYPTED 0x20 /* bit 5 set: file is encrypted */
+-#define RESERVED 0xC0 /* bit 6,7: reserved */
+-
+-#define get_byte() (inptr < insize ? inbuf[inptr++] : fill_inbuf())
++static u8 window[WSIZE]; /* Sliding window buffer */
+
+ /* Diagnostic functions */
+ #ifdef DEBUG
+@@ -233,24 +207,21 @@ static unsigned outcnt; /* bytes in out
+ # define Tracecv(c,x)
+ #endif
+
+-static int fill_inbuf(void);
+-static void flush_window(void);
+ static void error(char *m);
+
+ extern char input_data[];
+ extern char input_data_end[];
+
+-static uch *output_data;
+-static ulg output_ptr;
+-static ulg bytes_out;
++static unsigned long output_ptr;
++static unsigned long bytes_out;
+
+ static void error(char *m);
+
+ static void putstr(const char *);
+
+ extern int end;
+-static ulg free_mem_ptr;
+-static ulg free_mem_end_ptr;
++static unsigned long free_mem_ptr;
++static unsigned long free_mem_end_ptr;
+
+ #ifdef STANDALONE_DEBUG
+ #define NO_INFLATE_MALLOC
+@@ -258,50 +229,10 @@ static ulg free_mem_end_ptr;
+
+ #define ARCH_HAS_DECOMP_WDOG
+
+-#include "../../../../lib/inflate.c"
+-
+-/* ===========================================================================
+- * Fill the input buffer. This is called only when the buffer is empty
+- * and at least one byte is really needed.
+- */
+-int fill_inbuf(void)
+-{
+- if (insize != 0)
+- error("ran out of input data");
+-
+- inbuf = input_data;
+- insize = &input_data_end[0] - &input_data[0];
+-
+- inptr = 1;
+- return inbuf[0];
+-}
+-
+-/* ===========================================================================
+- * Write the output window window[0..outcnt-1] and update crc and bytes_out.
+- * (Used for the decompressed data only.)
+- */
+-void flush_window(void)
+-{
+- ulg c = crc;
+- unsigned n;
+- uch *in, *out, ch;
+-
+- in = window;
+- out = &output_data[output_ptr];
+- for (n = 0; n < outcnt; n++) {
+- ch = *out++ = *in++;
+- c = crc_32_tab[((int)c ^ ch) & 0xff] ^ (c >> 8);
+- }
+- crc = c;
+- bytes_out += (ulg)outcnt;
+- output_ptr += (ulg)outcnt;
+- outcnt = 0;
+- putstr(".");
+-}
+-
+ #ifndef arch_error
+ #define arch_error(x)
+ #endif
++#include "unlzma.c"
+
+ static void error(char *x)
+ {
+@@ -316,20 +247,16 @@ static void error(char *x)
+
+ #ifndef STANDALONE_DEBUG
+
+-ulg
+-decompress_kernel(ulg output_start, ulg free_mem_ptr_p, ulg free_mem_ptr_end_p,
++unsigned long
++decompress_kernel(unsigned long output_start, unsigned long free_mem_ptr_p, unsigned long free_mem_ptr_end_p,
+ int arch_id)
+ {
+- output_data = (uch *)output_start; /* Points to kernel start */
+- free_mem_ptr = free_mem_ptr_p;
+- free_mem_end_ptr = free_mem_ptr_end_p;
+ __machine_arch_type = arch_id;
+
+ arch_decomp_setup();
+
+- makecrc();
+ putstr("Uncompressing Linux...");
+- gunzip();
++ output_ptr += unlzma((u8 *) output_start, input_data, window);
+ putstr(" done, booting the kernel.\n");
+ return output_ptr;
+ }
+@@ -339,11 +266,8 @@ char output_buffer[1500*1024];
+
+ int main()
+ {
+- output_data = output_buffer;
+-
+- makecrc();
+ putstr("Uncompressing Linux...");
+- gunzip();
++ unlzma((u8 *) output_buffer, input_data, window);
+ putstr("done.\n");
+ return 0;
+ }
+--- a/arch/arm/boot/compressed/piggy.S
++++ b/arch/arm/boot/compressed/piggy.S
+@@ -1,6 +1,6 @@
+ .section .piggydata,#alloc
+ .globl input_data
+ input_data:
+- .incbin "arch/arm/boot/compressed/piggy.gz"
++ .incbin "arch/arm/boot/compressed/piggy.lzma"
+ .globl input_data_end
+ input_data_end:
+--- /dev/null
++++ b/arch/arm/boot/compressed/unlzma.c
+@@ -0,0 +1,429 @@
++/*
++ * Copyright (c) 2009 Felix Fietkau <nbd@openwrt.org>
++ *
++ * 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,
++ * 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
++ *
++ * uncompress.c
++ */
++
++#include <linux/types.h>
++#include <asm/byteorder.h>
++#include "unlzma.h"
++
++struct unlzma_ctx {
++ const u8 *next_in;
++ u8 *next_out;
++ u8 *outbuf;
++
++ /* reader state */
++ u32 code;
++ u32 range;
++ u32 bound;
++
++ /* writer state */
++ u8 previous_byte;
++ ssize_t pos;
++
++ /* cstate */
++ int state;
++ u32 rep0, rep1, rep2, rep3;
++
++ void *workspace;
++} ctx;
++
++static int inbs = 0;
++static inline u8
++rc_read(void)
++{
++#if 0
++ if (unlikely(++inbs > 16 * 1024)) {
++ putstr(".");
++ inbs = 0;
++ }
++#endif
++ return *(ctx.next_in++);
++}
++
++
++static inline void
++rc_get_code(void)
++{
++ ctx.code = (ctx.code << 8) | rc_read();
++}
++
++static inline void
++rc_normalize(void)
++{
++ if (ctx.range < (1 << RC_TOP_BITS)) {
++ ctx.range <<= 8;
++ rc_get_code();
++ }
++}
++
++static inline int
++rc_is_bit_0(u16 *p)
++{
++ rc_normalize();
++ ctx.bound = *p * (ctx.range >> RC_MODEL_TOTAL_BITS);
++ return ctx.code < ctx.bound;
++}
++
++static inline void
++rc_update_bit_0(u16 *p)
++{
++ ctx.range = ctx.bound;
++ *p += ((1 << RC_MODEL_TOTAL_BITS) - *p) >> RC_MOVE_BITS;
++}
++
++static inline void
++rc_update_bit_1(u16 *p)
++{
++ ctx.range -= ctx.bound;
++ ctx.code -= ctx.bound;
++ *p -= *p >> RC_MOVE_BITS;
++}
++
++static inline bool
++rc_get_bit(u16 *p, int *symbol)
++{
++ if (rc_is_bit_0(p)) {
++ rc_update_bit_0(p);
++ *symbol *= 2;
++ return 0;
++ } else {
++ rc_update_bit_1(p);
++ *symbol = *symbol * 2 + 1;
++ return 1;
++ }
++}
++
++static inline int
++rc_direct_bit(void)
++{
++ rc_normalize();
++ ctx.range >>= 1;
++ if (ctx.code >= ctx.range) {
++ ctx.code -= ctx.range;
++ return 1;
++ }
++ return 0;
++}
++
++static inline void
++rc_bit_tree_decode(u16 *p, int num_levels, int *symbol)
++{
++ int i = num_levels;
++
++ *symbol = 1;
++ while (i--)
++ rc_get_bit(p + *symbol, symbol);
++ *symbol -= 1 << num_levels;
++}
++
++static inline u8
++peek_old_byte(u32 offs)
++{
++ u32 pos = ctx.pos - offs;
++ return ctx.outbuf[pos];
++}
++
++static inline void
++write_byte(u8 byte)
++{
++ ctx.previous_byte = byte;
++ *(ctx.next_out++) = byte;
++ ctx.pos++;
++}
++
++
++static inline void
++copy_byte(u32 offs)
++{
++ write_byte(peek_old_byte(offs));
++}
++
++static inline void
++copy_bytes(u32 rep0, int len)
++{
++ do {
++ copy_byte(rep0);
++ len--;
++ } while (len != 0);
++}
++
++static inline void
++process_bit0(u16 *p, int pos_state, u16 *prob,
++ int lc, u32 literal_pos_mask)
++{
++ int mi = 1;
++ rc_update_bit_0(prob);
++ prob = (p + LZMA_LITERAL +
++ (LZMA_LIT_SIZE
++ * (((ctx.pos & literal_pos_mask) << lc)
++ + (ctx.previous_byte >> (8 - lc))))
++ );
++
++ if (ctx.state >= LZMA_NUM_LIT_STATES) {
++ int match_byte = peek_old_byte(ctx.rep0);
++ do {
++ u16 bit;
++ u16 *prob_lit;
++
++ match_byte <<= 1;
++ bit = match_byte & 0x100;
++ prob_lit = prob + 0x100 + bit + mi;
++ if (rc_get_bit(prob_lit, &mi) != !!bit)
++ break;
++ } while (mi < 0x100);
++ }
++ while (mi < 0x100) {
++ u16 *prob_lit = prob + mi;
++ rc_get_bit(prob_lit, &mi);
++ }
++ write_byte(mi);
++ if (ctx.state < 4)
++ ctx.state = 0;
++ else if (ctx.state < 10)
++ ctx.state -= 3;
++ else
++ ctx.state -= 6;
++}
++
++static inline void
++process_bit1(u16 *p, int pos_state, u16 *prob)
++{
++ int offset;
++ u16 *prob_len;
++ int num_bits;
++ int len;
++
++ rc_update_bit_1(prob);
++ prob = p + LZMA_IS_REP + ctx.state;
++ if (rc_is_bit_0(prob)) {
++ rc_update_bit_0(prob);
++ ctx.rep3 = ctx.rep2;
++ ctx.rep2 = ctx.rep1;
++ ctx.rep1 = ctx.rep0;
++ ctx.state = ctx.state < LZMA_NUM_LIT_STATES ? 0 : 3;
++ prob = p + LZMA_LEN_CODER;
++ } else {
++ rc_update_bit_1(prob);
++ prob = p + LZMA_IS_REP_G0 + ctx.state;
++ if (rc_is_bit_0(prob)) {
++ rc_update_bit_0(prob);
++ prob = (p + LZMA_IS_REP_0_LONG
++ + (ctx.state <<
++ LZMA_NUM_POS_BITS_MAX) +
++ pos_state);
++ if (rc_is_bit_0(prob)) {
++ rc_update_bit_0(prob);
++
++ ctx.state = ctx.state < LZMA_NUM_LIT_STATES ?
++ 9 : 11;
++ copy_byte(ctx.rep0);
++ return;
++ } else {
++ rc_update_bit_1(prob);
++ }
++ } else {
++ u32 distance;
++
++ rc_update_bit_1(prob);
++ prob = p + LZMA_IS_REP_G1 + ctx.state;
++ if (rc_is_bit_0(prob)) {
++ rc_update_bit_0(prob);
++ distance = ctx.rep1;
++ } else {
++ rc_update_bit_1(prob);
++ prob = p + LZMA_IS_REP_G2 + ctx.state;
++ if (rc_is_bit_0(prob)) {
++ rc_update_bit_0(prob);
++ distance = ctx.rep2;
++ } else {
++ rc_update_bit_1(prob);
++ distance = ctx.rep3;
++ ctx.rep3 = ctx.rep2;
++ }
++ ctx.rep2 = ctx.rep1;
++ }
++ ctx.rep1 = ctx.rep0;
++ ctx.rep0 = distance;
++ }
++ ctx.state = ctx.state < LZMA_NUM_LIT_STATES ? 8 : 11;
++ prob = p + LZMA_REP_LEN_CODER;
++ }
++
++ prob_len = prob + LZMA_LEN_CHOICE;
++ if (rc_is_bit_0(prob_len)) {
++ rc_update_bit_0(prob_len);
++ prob_len = (prob + LZMA_LEN_LOW
++ + (pos_state <<
++ LZMA_LEN_NUM_LOW_BITS));
++ offset = 0;
++ num_bits = LZMA_LEN_NUM_LOW_BITS;
++ } else {
++ rc_update_bit_1(prob_len);
++ prob_len = prob + LZMA_LEN_CHOICE_2;
++ if (rc_is_bit_0(prob_len)) {
++ rc_update_bit_0(prob_len);
++ prob_len = (prob + LZMA_LEN_MID
++ + (pos_state <<
++ LZMA_LEN_NUM_MID_BITS));
++ offset = 1 << LZMA_LEN_NUM_LOW_BITS;
++ num_bits = LZMA_LEN_NUM_MID_BITS;
++ } else {
++ rc_update_bit_1(prob_len);
++ prob_len = prob + LZMA_LEN_HIGH;
++ offset = ((1 << LZMA_LEN_NUM_LOW_BITS)
++ + (1 << LZMA_LEN_NUM_MID_BITS));
++ num_bits = LZMA_LEN_NUM_HIGH_BITS;
++ }
++ }
++
++ rc_bit_tree_decode(prob_len, num_bits, &len);
++ len += offset;
++
++ if (ctx.state < 4) {
++ int pos_slot;
++
++ ctx.state += LZMA_NUM_LIT_STATES;
++ prob =
++ p + LZMA_POS_SLOT +
++ ((len <
++ LZMA_NUM_LEN_TO_POS_STATES ? len :
++ LZMA_NUM_LEN_TO_POS_STATES - 1)
++ << LZMA_NUM_POS_SLOT_BITS);
++ rc_bit_tree_decode(prob,
++ LZMA_NUM_POS_SLOT_BITS,
++ &pos_slot);
++ if (pos_slot >= LZMA_START_POS_MODEL_INDEX) {
++ int i, mi;
++ num_bits = (pos_slot >> 1) - 1;
++ ctx.rep0 = 2 | (pos_slot & 1);
++ if (pos_slot < LZMA_END_POS_MODEL_INDEX) {
++ ctx.rep0 <<= num_bits;
++ prob = p + LZMA_SPEC_POS +
++ ctx.rep0 - pos_slot - 1;
++ } else {
++ num_bits -= LZMA_NUM_ALIGN_BITS;
++ while (num_bits--)
++ ctx.rep0 = (ctx.rep0 << 1) |
++ rc_direct_bit();
++ prob = p + LZMA_ALIGN;
++ ctx.rep0 <<= LZMA_NUM_ALIGN_BITS;
++ num_bits = LZMA_NUM_ALIGN_BITS;
++ }
++ i = 1;
++ mi = 1;
++ while (num_bits--) {
++ if (rc_get_bit(prob + mi, &mi))
++ ctx.rep0 |= i;
++ i <<= 1;
++ }
++ } else
++ ctx.rep0 = pos_slot;
++ if (++(ctx.rep0) == 0)
++ return;
++ }
++
++ len += LZMA_MATCH_MIN_LEN;
++
++ copy_bytes(ctx.rep0, len);
++}
++
++
++static int
++do_unlzma(void)
++{
++ u8 hdr_buf[sizeof(struct lzma_header)];
++ struct lzma_header *header = (struct lzma_header *)hdr_buf;
++ u32 pos_state_mask;
++ u32 literal_pos_mask;
++ int lc, pb, lp;
++ int num_probs;
++ int i, mi;
++ u16 *p;
++
++ for (i = 0; i < sizeof(struct lzma_header); i++) {
++ hdr_buf[i] = rc_read();
++ }
++
++ ctx.pos = 0;
++ ctx.state = 0;
++ ctx.rep0 = ctx.rep1 = ctx.rep2 = ctx.rep3 = 1;
++
++ ctx.previous_byte = 0;
++ ctx.code = 0;
++ ctx.range = 0xFFFFFFFF;
++
++ if (header->pos >= (9 * 5 * 5))
++ return -1;
++
++ mi = 0;
++ lc = header->pos;
++ while (lc >= 9) {
++ mi++;
++ lc -= 9;
++ }
++ pb = 0;
++ lp = mi;
++ while (lp >= 5) {
++ pb++;
++ lp -= 5;
++ }
++ pos_state_mask = (1 << pb) - 1;
++ literal_pos_mask = (1 << lp) - 1;
++
++ p = (u16 *) ctx.workspace;
++ if (!p)
++ return -1;
++
++ num_probs = LZMA_LITERAL + (LZMA_LIT_SIZE << (lc + lp));
++ for (i = 0; i < num_probs; i++)
++ p[i] = (1 << RC_MODEL_TOTAL_BITS) >> 1;
++
++ for (i = 0; i < 5; i++)
++ rc_get_code();
++
++ while (1) {
++ int pos_state = ctx.pos & pos_state_mask;
++ u16 *prob = p + LZMA_IS_MATCH +
++ (ctx.state << LZMA_NUM_POS_BITS_MAX) + pos_state;
++ if (rc_is_bit_0(prob))
++ process_bit0(p, pos_state, prob,
++ lc, literal_pos_mask);
++ else {
++ process_bit1(p, pos_state, prob);
++ if (ctx.rep0 == 0)
++ break;
++ }
++ }
++
++ return ctx.pos;
++}
++
++
++static int unlzma(unsigned char *dest, const unsigned char *src, unsigned char *workspace)
++{
++ memset(&ctx, 0, sizeof(ctx));
++ ctx.outbuf = dest;
++ ctx.next_in = src;
++ ctx.next_out = dest;
++ ctx.workspace = workspace;
++
++ return do_unlzma();
++}
++
++
+--- /dev/null
++++ b/arch/arm/boot/compressed/unlzma.h
+@@ -0,0 +1,81 @@
++/* LZMA uncompresion module for pcomp
++ * Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org>
++ *
++ * Based on:
++ * Initial Linux kernel adaptation
++ * Copyright (C) 2006 Alain < alain@knaff.lu >
++ *
++ * Based on small lzma deflate implementation/Small range coder
++ * implementation for lzma.
++ * Copyright (C) 2006 Aurelien Jacobs < aurel@gnuage.org >
++ *
++ * Based on LzmaDecode.c from the LZMA SDK 4.22 (http://www.7-zip.org/)
++ * Copyright (C) 1999-2005 Igor Pavlov
++ *
++ * This program is free software; you can redistribute it and/or modify it
++ * under the terms of the GNU General Public License version 2 as published
++ * by the Free Software Foundation.
++ */
++#ifndef __UNLZMA_H
++#define __UNLZMA_H
++
++struct lzma_header {
++ __u8 pos;
++ __le32 dict_size;
++ __le64 uncompr_size;
++} __attribute__ ((packed));
++
++
++#define RC_TOP_BITS 24
++#define RC_MOVE_BITS 5
++#define RC_MODEL_TOTAL_BITS 11
++
++#define LZMA_BASE_SIZE 1846
++#define LZMA_LIT_SIZE 768
++
++#define LZMA_NUM_POS_BITS_MAX 4
++
++#define LZMA_LEN_NUM_LOW_BITS 3
++#define LZMA_LEN_NUM_MID_BITS 3
++#define LZMA_LEN_NUM_HIGH_BITS 8
++
++#define LZMA_LEN_CHOICE 0
++#define LZMA_LEN_CHOICE_2 (LZMA_LEN_CHOICE + 1)
++#define LZMA_LEN_LOW (LZMA_LEN_CHOICE_2 + 1)
++#define LZMA_LEN_MID (LZMA_LEN_LOW \
++ + (1 << (LZMA_NUM_POS_BITS_MAX + LZMA_LEN_NUM_LOW_BITS)))
++#define LZMA_LEN_HIGH (LZMA_LEN_MID \
++ +(1 << (LZMA_NUM_POS_BITS_MAX + LZMA_LEN_NUM_MID_BITS)))
++#define LZMA_NUM_LEN_PROBS (LZMA_LEN_HIGH + (1 << LZMA_LEN_NUM_HIGH_BITS))
++
++#define LZMA_NUM_STATES 12
++#define LZMA_NUM_LIT_STATES 7
++
++#define LZMA_START_POS_MODEL_INDEX 4
++#define LZMA_END_POS_MODEL_INDEX 14
++#define LZMA_NUM_FULL_DISTANCES (1 << (LZMA_END_POS_MODEL_INDEX >> 1))
++
++#define LZMA_NUM_POS_SLOT_BITS 6
++#define LZMA_NUM_LEN_TO_POS_STATES 4
++
++#define LZMA_NUM_ALIGN_BITS 4
++
++#define LZMA_MATCH_MIN_LEN 2
++
++#define LZMA_IS_MATCH 0
++#define LZMA_IS_REP (LZMA_IS_MATCH + (LZMA_NUM_STATES << LZMA_NUM_POS_BITS_MAX))
++#define LZMA_IS_REP_G0 (LZMA_IS_REP + LZMA_NUM_STATES)
++#define LZMA_IS_REP_G1 (LZMA_IS_REP_G0 + LZMA_NUM_STATES)
++#define LZMA_IS_REP_G2 (LZMA_IS_REP_G1 + LZMA_NUM_STATES)
++#define LZMA_IS_REP_0_LONG (LZMA_IS_REP_G2 + LZMA_NUM_STATES)
++#define LZMA_POS_SLOT (LZMA_IS_REP_0_LONG \
++ + (LZMA_NUM_STATES << LZMA_NUM_POS_BITS_MAX))
++#define LZMA_SPEC_POS (LZMA_POS_SLOT \
++ +(LZMA_NUM_LEN_TO_POS_STATES << LZMA_NUM_POS_SLOT_BITS))
++#define LZMA_ALIGN (LZMA_SPEC_POS \
++ + LZMA_NUM_FULL_DISTANCES - LZMA_END_POS_MODEL_INDEX)
++#define LZMA_LEN_CODER (LZMA_ALIGN + (1 << LZMA_NUM_ALIGN_BITS))
++#define LZMA_REP_LEN_CODER (LZMA_LEN_CODER + LZMA_NUM_LEN_PROBS)
++#define LZMA_LITERAL (LZMA_REP_LEN_CODER + LZMA_NUM_LEN_PROBS)
++
++#endif