mirror of
https://github.com/RfidResearchGroup/proxmark3.git
synced 2025-08-19 21:03:48 -07:00
ADD: forgot the zlib and some new fpga compress file.s
This commit is contained in:
iceman1001
parent
17ad0e0948
commit
5ce7e22af6
22 changed files with 11622 additions and 0 deletions
287
client/fpga_compress.c
Normal file
287
client/fpga_compress.c
Normal file
|
|
@ -0,0 +1,287 @@
|
|||
//-----------------------------------------------------------------------------
|
||||
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
|
||||
// at your option, any later version. See the LICENSE.txt file for the text of
|
||||
// the license.
|
||||
//-----------------------------------------------------------------------------
|
||||
// Compression tool for FPGA config files. Compress several *.bit files at
|
||||
// compile time. Decompression is done at run time (see fpgaloader.c).
|
||||
// This uses the zlib library tuned to this specific case. The small file sizes
|
||||
// allow to use "insane" parameters for optimum compression ratio.
|
||||
//-----------------------------------------------------------------------------
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <stdint.h>
|
||||
#include <stdbool.h>
|
||||
#include "zlib.h"
|
||||
|
||||
#define MAX(a,b) ((a)>(b)?(a):(b))
|
||||
|
||||
// zlib configuration
|
||||
#define COMPRESS_LEVEL 9 // use best possible compression
|
||||
#define COMPRESS_WINDOW_BITS 15 // default = max = 15 for a window of 2^15 = 32KBytes
|
||||
#define COMPRESS_MEM_LEVEL 9 // determines the amount of memory allocated during compression. Default = 8.
|
||||
/* COMPRESS_STRATEGY can be
|
||||
Z_DEFAULT_STRATEGY (the default),
|
||||
Z_FILTERED (more huffmann, less string matching),
|
||||
Z_HUFFMAN_ONLY (huffman only, no string matching)
|
||||
Z_RLE (distances limited to one)
|
||||
Z_FIXED (prevents the use of dynamic Huffman codes)
|
||||
*/
|
||||
#define COMPRESS_STRATEGY Z_DEFAULT_STRATEGY
|
||||
// zlib tuning parameters:
|
||||
#define COMPRESS_GOOD_LENGTH 258
|
||||
#define COMPRESS_MAX_LAZY 258
|
||||
#define COMPRESS_MAX_NICE_LENGTH 258
|
||||
#define COMPRESS_MAX_CHAIN 8192
|
||||
|
||||
#define FPGA_INTERLEAVE_SIZE 288 // (the FPGA's internal config frame size is 288 bits. Interleaving with 288 bytes should give best compression)
|
||||
#define FPGA_CONFIG_SIZE 42336 // our current fpga_[lh]f.bit files are 42175 bytes. Rounded up to next multiple of FPGA_INTERLEAVE_SIZE
|
||||
|
||||
static void usage(void)
|
||||
{
|
||||
fprintf(stderr, "Usage: fpga_compress <infile1> <infile2> ... <infile_n> <outfile>\n");
|
||||
fprintf(stderr, " Combine n FPGA bitstream files and compress them into one.\n\n");
|
||||
fprintf(stderr, " fpga_compress -d <infile> <outfile>");
|
||||
fprintf(stderr, " Decompress <infile>. Write result to <outfile>");
|
||||
}
|
||||
|
||||
|
||||
static voidpf fpga_deflate_malloc(voidpf opaque, uInt items, uInt size)
|
||||
{
|
||||
return malloc(items*size);
|
||||
}
|
||||
|
||||
|
||||
static void fpga_deflate_free(voidpf opaque, voidpf address)
|
||||
{
|
||||
return free(address);
|
||||
}
|
||||
|
||||
|
||||
static bool all_feof(FILE *infile[], uint8_t num_infiles)
|
||||
{
|
||||
for (uint16_t i = 0; i < num_infiles; i++) {
|
||||
if (!feof(infile[i])) {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
int zlib_compress(FILE *infile[], uint8_t num_infiles, FILE *outfile)
|
||||
{
|
||||
uint8_t *fpga_config;
|
||||
uint32_t i;
|
||||
int ret;
|
||||
uint8_t c;
|
||||
z_stream compressed_fpga_stream;
|
||||
|
||||
fpga_config = malloc(num_infiles * FPGA_CONFIG_SIZE);
|
||||
|
||||
// read the input files. Interleave them into fpga_config[]
|
||||
i = 0;
|
||||
do {
|
||||
|
||||
if (i >= num_infiles * FPGA_CONFIG_SIZE) {
|
||||
fprintf(stderr, "Input files too big (total > %lu bytes). These are probably not PM3 FPGA config files.\n", num_infiles*FPGA_CONFIG_SIZE);
|
||||
for(uint16_t j = 0; j < num_infiles; j++) {
|
||||
fclose(infile[j]);
|
||||
}
|
||||
return(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
for(uint16_t j = 0; j < num_infiles; j++) {
|
||||
for(uint16_t k = 0; k < FPGA_INTERLEAVE_SIZE; k++) {
|
||||
c = fgetc(infile[j]);
|
||||
if (!feof(infile[j])) {
|
||||
fpga_config[i++] = c;
|
||||
} else if (num_infiles > 1) {
|
||||
fpga_config[i++] = '\0';
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
} while (!all_feof(infile, num_infiles));
|
||||
|
||||
// initialize zlib structures
|
||||
compressed_fpga_stream.next_in = fpga_config;
|
||||
compressed_fpga_stream.avail_in = i;
|
||||
compressed_fpga_stream.zalloc = fpga_deflate_malloc;
|
||||
compressed_fpga_stream.zfree = fpga_deflate_free;
|
||||
|
||||
ret = deflateInit2(&compressed_fpga_stream,
|
||||
COMPRESS_LEVEL,
|
||||
Z_DEFLATED,
|
||||
COMPRESS_WINDOW_BITS,
|
||||
COMPRESS_MEM_LEVEL,
|
||||
COMPRESS_STRATEGY);
|
||||
|
||||
// estimate the size of the compressed output
|
||||
unsigned int outsize_max = deflateBound(&compressed_fpga_stream, compressed_fpga_stream.avail_in);
|
||||
uint8_t *outbuf = malloc(outsize_max);
|
||||
compressed_fpga_stream.next_out = outbuf;
|
||||
compressed_fpga_stream.avail_out = outsize_max;
|
||||
|
||||
if (ret == Z_OK) {
|
||||
ret = deflateTune(&compressed_fpga_stream,
|
||||
COMPRESS_GOOD_LENGTH,
|
||||
COMPRESS_MAX_LAZY,
|
||||
COMPRESS_MAX_NICE_LENGTH,
|
||||
COMPRESS_MAX_CHAIN);
|
||||
}
|
||||
|
||||
if (ret == Z_OK) {
|
||||
ret = deflate(&compressed_fpga_stream, Z_FINISH);
|
||||
}
|
||||
|
||||
fprintf(stderr, "compressed %lu input bytes to %lu output bytes\n", i, compressed_fpga_stream.total_out);
|
||||
|
||||
if (ret != Z_STREAM_END) {
|
||||
fprintf(stderr, "Error in deflate(): %d %s\n", ret, compressed_fpga_stream.msg);
|
||||
free(outbuf);
|
||||
deflateEnd(&compressed_fpga_stream);
|
||||
for(uint16_t j = 0; j < num_infiles; j++) {
|
||||
fclose(infile[j]);
|
||||
}
|
||||
fclose(outfile);
|
||||
free(infile);
|
||||
free(fpga_config);
|
||||
return(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
for (i = 0; i < compressed_fpga_stream.total_out; i++) {
|
||||
fputc(outbuf[i], outfile);
|
||||
}
|
||||
|
||||
free(outbuf);
|
||||
deflateEnd(&compressed_fpga_stream);
|
||||
for(uint16_t j = 0; j < num_infiles; j++) {
|
||||
fclose(infile[j]);
|
||||
}
|
||||
fclose(outfile);
|
||||
free(infile);
|
||||
free(fpga_config);
|
||||
|
||||
return(EXIT_SUCCESS);
|
||||
|
||||
}
|
||||
|
||||
|
||||
int zlib_decompress(FILE *infile, FILE *outfile)
|
||||
{
|
||||
#define DECOMPRESS_BUF_SIZE 1024
|
||||
uint8_t outbuf[DECOMPRESS_BUF_SIZE];
|
||||
uint8_t inbuf[DECOMPRESS_BUF_SIZE];
|
||||
int ret;
|
||||
|
||||
z_stream compressed_fpga_stream;
|
||||
|
||||
// initialize zlib structures
|
||||
compressed_fpga_stream.next_in = inbuf;
|
||||
compressed_fpga_stream.avail_in = 0;
|
||||
compressed_fpga_stream.next_out = outbuf;
|
||||
compressed_fpga_stream.avail_out = DECOMPRESS_BUF_SIZE;
|
||||
compressed_fpga_stream.zalloc = fpga_deflate_malloc;
|
||||
compressed_fpga_stream.zfree = fpga_deflate_free;
|
||||
|
||||
ret = inflateInit2(&compressed_fpga_stream, 0);
|
||||
|
||||
do {
|
||||
if (compressed_fpga_stream.avail_in == 0) {
|
||||
compressed_fpga_stream.next_in = inbuf;
|
||||
uint16_t i = 0;
|
||||
do {
|
||||
uint8_t c = fgetc(infile);
|
||||
if (!feof(infile)) {
|
||||
inbuf[i++] = c;
|
||||
compressed_fpga_stream.avail_in++;
|
||||
} else {
|
||||
break;
|
||||
}
|
||||
} while (i < DECOMPRESS_BUF_SIZE);
|
||||
}
|
||||
|
||||
ret = inflate(&compressed_fpga_stream, Z_SYNC_FLUSH);
|
||||
|
||||
if (ret != Z_OK && ret != Z_STREAM_END) {
|
||||
break;
|
||||
}
|
||||
|
||||
if (compressed_fpga_stream.avail_out == 0) {
|
||||
for (uint16_t i = 0; i < DECOMPRESS_BUF_SIZE; i++) {
|
||||
fputc(outbuf[i], outfile);
|
||||
}
|
||||
compressed_fpga_stream.avail_out = DECOMPRESS_BUF_SIZE;
|
||||
compressed_fpga_stream.next_out = outbuf;
|
||||
}
|
||||
} while (ret == Z_OK);
|
||||
|
||||
if (ret == Z_STREAM_END) { // reached end of input
|
||||
uint16_t i = 0;
|
||||
while (compressed_fpga_stream.avail_out < DECOMPRESS_BUF_SIZE) {
|
||||
fputc(outbuf[i++], outfile);
|
||||
compressed_fpga_stream.avail_out++;
|
||||
}
|
||||
fclose(outfile);
|
||||
fclose(infile);
|
||||
return(EXIT_SUCCESS);
|
||||
} else {
|
||||
fprintf(stderr, "Error. Inflate() returned error %d, %s", ret, compressed_fpga_stream.msg);
|
||||
fclose(outfile);
|
||||
fclose(infile);
|
||||
return(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
||||
int main(int argc, char **argv)
|
||||
{
|
||||
FILE **infiles;
|
||||
FILE *outfile;
|
||||
|
||||
if (argc == 1 || argc == 2) {
|
||||
usage();
|
||||
return(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
if (!strcmp(argv[1], "-d")) { // Decompress
|
||||
infiles = calloc(1, sizeof(FILE*));
|
||||
if (argc != 4) {
|
||||
usage();
|
||||
return(EXIT_FAILURE);
|
||||
}
|
||||
infiles[0] = fopen(argv[2], "rb");
|
||||
if (infiles[0] == NULL) {
|
||||
fprintf(stderr, "Error. Cannot open input file %s", argv[2]);
|
||||
return(EXIT_FAILURE);
|
||||
}
|
||||
outfile = fopen(argv[3], "wb");
|
||||
if (outfile == NULL) {
|
||||
fprintf(stderr, "Error. Cannot open output file %s", argv[3]);
|
||||
return(EXIT_FAILURE);
|
||||
}
|
||||
return zlib_decompress(infiles[0], outfile);
|
||||
|
||||
} else { // Compress
|
||||
|
||||
infiles = calloc(argc-2, sizeof(FILE*));
|
||||
for (uint16_t i = 0; i < argc-2; i++) {
|
||||
infiles[i] = fopen(argv[i+1], "rb");
|
||||
if (infiles[i] == NULL) {
|
||||
fprintf(stderr, "Error. Cannot open input file %s", argv[i+1]);
|
||||
return(EXIT_FAILURE);
|
||||
}
|
||||
}
|
||||
outfile = fopen(argv[argc-1], "wb");
|
||||
if (outfile == NULL) {
|
||||
fprintf(stderr, "Error. Cannot open output file %s", argv[argc-1]);
|
||||
return(EXIT_FAILURE);
|
||||
}
|
||||
return zlib_compress(infiles, argc-2, outfile);
|
||||
}
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue