$(call cc,wndr3700)
$(call cc,mkdniimg)
$(call cc,mktitanimg)
- $(call cc,hcsmakeimage bcmalgo)
endef
define Host/Install
+++ /dev/null
-#include <stdlib.h>
-#include <sys/types.h>
-#include <stdio.h>
-#include <inttypes.h>
-#include <string.h>
-#include <getopt.h>
-#include <unistd.h>
-#include <sys/time.h>
-#include <sys/stat.h>
-#include "bcmalgo.h"
-
-
-#define UTIL_VERSION "0.1"
-#define ENDIAN_REVERSE_NEEDED
-
-uint32_t reverse_endian32 ( uint32_t data )
-{
-#ifdef ENDIAN_REVERSE_NEEDED
- return 0 | ( data & 0x000000ff ) << 24
- | ( data & 0x0000ff00 ) << 8
- | ( data & 0x00ff0000 ) >> 8
- | ( data & 0xff000000 ) >> 24;
-#else
- return data;
-#endif
-}
-
-uint16_t reverse_endian16 ( uint16_t data )
-{
-#ifdef ENDIAN_REVERSE_NEEDED
- return 0 | ( data & 0x00ff ) << 8
- | ( data & 0xff00 ) >> 8;
-#else
- return data;
-#endif
-}
-
-
-
-uint32_t get_buffer_crc ( char* filebuffer,size_t size )
-{
-
- long crc=0xffffffffL;
- long crcxor = 0xffffffffL;
- long num4 = 0xffffffffL;
- long num5 = size;
- long num6 = 0x4c11db7L;
- long num7 = 0x80000000L;
- int i;
- long j;
- for ( i = 0; i < ( num5 ); i++ )
- {
- long num2 = filebuffer[i];
- for ( j = 0x80L; j != 0L; j = j >> 1 )
- {
- long num3 = crc & num7;
- crc = crc << 1;
- if ( ( num2 & j ) != 0L )
- {
- num3 ^= num7;
- }
- if ( num3 != 0L )
- {
- crc ^= num6;
- }
- }
- }
- crc ^= crcxor;
- crc &= num4;
-
- uint8_t b1 = ( uint8_t ) ( ( crc & -16777216L ) >> 0x18 );
- uint8_t b2 = ( uint8_t ) ( ( crc & 0xff0000L ) >> 0x10 );
- uint8_t b3 = ( uint8_t ) ( ( crc & 0xff00L ) >> 8 );
- uint8_t b4 = ( uint8_t ) ( crc & 0xffL );
- int32_t crc_result = ( b1 | b2 << 8| b3 << 16| b4 <<24 );
- return reverse_endian32 ( crc_result );
-}
-
-//Thnx to Vector for the algo.
-uint32_t get_file_crc ( char* filename )
-{
- struct stat buf;
- stat ( filename,&buf );
- char* filebuffer = malloc ( buf.st_size+10 );
- FILE* fd = fopen ( filename,"r" );
- fread ( filebuffer, 1, buf.st_size,fd );
- fclose ( fd );
- uint32_t crc = get_buffer_crc ( filebuffer,buf.st_size );
- free ( filebuffer );
- return crc;
-}
-
-
-
-uint16_t get_hcs ( ldr_header_t* hd )
-{
- uint8_t* head = ( uint8_t* ) hd;
- uint8_t hcs_minor;
- uint8_t hcs_major;
- uint16_t n = 0xffff;
- uint16_t m = 0;
- int state = 0;
- int i,j;
- for ( i = 0; i < 0x54; i++ )
- {
- uint16_t m = head[i];
- m = m << 8;
- for ( j = 0; j < 8; j++ )
- {
- if ( ( ( n ^ m ) & 0x8000 ) == 0 )
- {
- state = 0;
- }
- else
- {
- state = 1;
- }
- n = n << 1;
- if ( state )
- {
- n ^= 0x1021;
- }
- m = m << 1;
- }
- n &= 0xffff;
- }
- n ^= 0xffff;
- hcs_major = ( uint8_t ) ( ( n & 0xff00 ) >> 8 );
- hcs_minor = ( uint8_t ) ( n & 0xff );
- uint16_t hcs = hcs_major <<8 | hcs_minor;
- return hcs;
-}
-
-ldr_header_t* construct_header ( uint32_t magic, uint16_t rev_maj,uint16_t rev_min, uint32_t build_date, uint32_t filelen, uint32_t ldaddress, const char* filename, uint32_t crc_data )
-{
- ldr_header_t* hd = malloc ( sizeof ( ldr_header_t ) );
- hd->magic=reverse_endian16 ( magic );
- hd->control=0; //FixMe: Make use of it once compression is around
- hd->rev_min = reverse_endian16 ( rev_min );
- hd->rev_maj = reverse_endian16 ( rev_maj );
- hd->build_date = reverse_endian32 ( build_date );
- hd->filelen = reverse_endian32 ( filelen );
- hd->ldaddress = reverse_endian32 ( ldaddress );
- printf ( "Creating header for %s...\n", filename );
- if ( strlen ( filename ) >63 )
- {
- printf ( "[!] Filename too long - stripping it to 63 bytes.\n" );
- strncpy ( ( char* ) &hd->filename, filename, 63 );
- hd->filename[63]=0x00;
- }
- else
- {
- strcpy ( ( char* ) &hd->filename, filename );
- }
- hd->crc=reverse_endian32 ( crc_data );
- hd->hcs = reverse_endian16 ( get_hcs ( hd ) );
- return hd;
-}
-
-static char control_unc[] = "Uncompressed";
-static char control_lz[] = "LZRW1/KH";
-static char control_mlzo[] = "mini-LZO";
-static char control_nrv[] = "NRV2D99 [Bootloader?]";
-static char control_nstdlzma[] = "(non-standard) LZMA";
-static char control_unk[] = "Unknown";
-char* get_control_info ( uint16_t control )
-{
- control = reverse_endian16 ( control );
- switch ( control )
- {
- case 0:
- return control_unc;
- break;
- case 1:
- return control_lz;
- break;
- case 2:
- return control_mlzo;
- break;
- case 3:
- return control_unc;
- break;
- case 4:
- return control_nrv;
- break;
- case 5:
- return control_nstdlzma;
- break;
- case 6:
- return control_unc;
- break;
- case 7:
- return control_unc;
- break;
- default:
- return control_unk;
- break;
- }
-
-}
-
-int dump_header ( ldr_header_t* hd )
-{
- printf ( "=== Header Information ===\n" );
- printf ( "Header magic:\t0x%04X\n",reverse_endian16 ( hd->magic ) );
- printf ( "Control:\t0x%04X (%s)\n",reverse_endian16 ( hd->control ), get_control_info ( hd->control ) );
- printf ( "Major rev. :\t0x%04X\n",reverse_endian16 ( hd->rev_maj ) );
- printf ( "Minor rev. :\t0x%04X\n",reverse_endian16 ( hd->rev_min ) );
- printf ( "File name :\t%s\n", ( char* ) &hd->filename );
- printf ( "File length:\t%d bytes\n", reverse_endian32 ( hd->filelen ) );
- printf ( "Build time:\t0x%08X //FixMe: print in human-readable form\n", reverse_endian32 ( hd->build_date ) ); //FixMe:
- printf ( "HCS:\t\t0x%04X ",reverse_endian16 ( hd->hcs ) );
- uint16_t hcs = get_hcs ( hd );
- int ret=0;
- if ( hcs ==reverse_endian16 ( hd->hcs ) )
- {
- printf ( "(OK!)\n" );
- }
- else
- {
- printf ( "(ERROR! expected 0x%04X)\n",hcs );
- ret=1;
- }
-//printf("HCS:\t0x%02X",reverse_endian32(hd->hcs));
- printf ( "Load address:\t0x%08X\n", reverse_endian32 ( hd->ldaddress ) ); //FixMe:
- printf ( "HNW:\t\t0x%04X\n",reverse_endian16 ( hd->her_znaet_chto ) ); //Hell knows what
- printf ( "CRC:\t\t0x%08X\n",reverse_endian32 ( hd->crc ) );
- printf ( "=== Binary Header Dump===\n" );
- int i,j;
- uint8_t* head = ( uint8_t* ) hd;
- for ( i=0;i<=sizeof ( ldr_header_t );i++ )
- {
- if ( i % 8==0 )
- printf ( "\n" );
- printf ( "0x%02x ",head[i] );
- }
- printf ( "\n\n== End Of Header dump ==\n" );
- return ret;
-}
-
-
-void print_copyright()
-{
- printf ( "Part of bcm-utils package ver. " UTIL_VERSION " \n" );
- printf ( "Copyright (C) 2009 Andrew 'Necromant' Andrianov\n"
- "This is free software, and you are welcome to redistribute it\n"
- "under certain conditions. See COPYING for details\n" );
-}
+++ /dev/null
-#ifndef bcmutils_H
-#define bcmutils_H
-
-typedef struct
-{
- uint16_t magic;
- uint16_t control;
- uint16_t rev_maj;
- uint16_t rev_min;
- uint32_t build_date;
- uint32_t filelen;
- uint32_t ldaddress;
- char filename[64];
- uint16_t hcs;
- uint16_t her_znaet_chto; //v dushe ne ebu
- uint32_t crc;
-} ldr_header_t;
-
-
-/**
- * Reverses endianess of a 32bit int, if the ENDIAN_REVERSE_NEEDED defined at compile-time
- * @param data
- * @return
- */
-uint32_t reverse_endian32 ( uint32_t data );
-
-/**
- * Reverses endianess of a 16bit int, if the ENDIAN_REVERSE_NEEDED defined at compile-time
- * @param data
- * @return
- */
-uint16_t reverse_endian16 ( uint16_t data );
-/**
- * Calculates the strange crc (used by bcm modems) of the file. Thnx fly out to Vector for the algorithm.
- * @param filename
- * @return
- */
-uint32_t get_file_crc ( char* filename );
-
-/**
- * Calculates HCS of the header.
- * @param hd
- * @return
- */
-uint16_t get_hcs ( ldr_header_t* hd );
-
-/**
- * Constructs the header of the image with the information given It also automagically calculates HCS and writes it there.
- * @param magic - magic device bytes
- * @param rev_maj - major revision
- * @param rev_min - minor revision
- * @param build_date - build date (seconds from EPOCH UTC)
- * @param filelen - file length in bytes
- * @param ldaddress - Load adress
- * @param filename - filename
- * @param crc_data - the crc of the data
- * @return
- */
-ldr_header_t* construct_header ( uint32_t magic, uint16_t rev_maj,uint16_t rev_min, uint32_t build_date, uint32_t filelen, uint32_t ldaddress, const char* filename, uint32_t crc_data );
-
-/**
- * Dumps header information to stdout.
- * @param hd
- */
-int dump_header ( ldr_header_t* hd );
-
-
-/**
- * Returns a null terminated string describing what the control number meens
- * DO NOT FREE IT!!!
- * @param control
- * @return
- */
-char* get_control_info ( uint16_t control );
-#endif
-
-/**
- * Calculates bcmCRC of a data buffer.
- * @param filebuffer - pointer to buffer
- * @param size - buffer size
- * @return
- */
-uint32_t get_buffer_crc ( char* filebuffer, size_t size );
+++ /dev/null
-#include <stdlib.h>
-#include <sys/types.h>
-#include <stdio.h>
-#include <inttypes.h>
-#include <string.h>
-#include <getopt.h>
-#include <unistd.h>
-#include <sys/time.h>
-#include <sys/stat.h>
-#include <libgen.h>
-#include "bcmalgo.h"
-
-
-int flag_print_version;
-int flag_print_help;
-int flag_compress;
-
-uint16_t sa2100_magic = 0x2100;
-uint16_t sa3349_magic = 0x3349;
-uint32_t default_date = 0x00000000; //A long time ago in a galaxy far far away....
-uint32_t default_load_address = 0x80010000; //The default load_address for the firmware image
-
-static void print_help ( const char* ename )
-{
- printf ( "Firmware image packer and calculator for broadcom-based modems.\n" );
- printf ( "Part of bcm-utils package.\n" );
- printf ( "(c) 2009 Necromant (http://necromant.ath.cx). Thanks to Luke-jr for his initial work.\n" );
- printf ( "usage: %s [options]\n", ename );
- printf ( "Valid options are:\n" );
- printf ( "--magic_bytes=value \t- specify magic bytes at the beginning of the image. default - 3349\n" );
- printf ( "\t\t\t these can be sa2100 (for DPC2100 modem),\n\t\t\t sa3349 (haxorware guys use this one for some reason),\n\t\t\t or a custom hex value e.g. 0xFFFF\n" );
- printf ( "--compress \t\t - Make use of LZMA (weird!) compression (Doesn't work yet).\n" );
- printf ( "--rev_maj=value\t\t - major revision number. default 0\n" );
- printf ( "--rev_min=value\t\t - minor revision number default 0\n" );
- printf ( "--filename=value\t - use this filename in header instead of default (input filename)\n" );
- printf ( "--ldaddress=value\t - hex value of the target load address. defaults to 0x80010000\n" );
- printf ( "--input_file=value\t - What file are we packing?\n" );
- printf ( "--output_file=value\t - What file shall we write? (default: image.bin)\n" );
-#ifdef _HAX0RSTYLE
- printf ( "--credz\t - Give some credz!\n" );
-#endif
- printf ( "\n" );
-}
-
-
-int main ( int argc, char** argv )
-{
- if ( argc<2 )
- {
- print_help ( argv[0] );
- }
-
- static struct option long_options[] =
- {
- {"magic_bytes", required_argument, 0, 'm'},
- {"rev_maj", required_argument, 0, 'j'},
- {"rev_min", required_argument, 0, 'n'},
- {"ldaddress", required_argument, 0, 'l'},
- {"filename", required_argument, 0, 'f'},
- {"input_file", required_argument, 0, 'i'},
- {"output_file", required_argument, 0, 'o'},
- {"compress", no_argument, &flag_compress, 'c'},
- {"version", no_argument, &flag_print_version, 'v'},
- {"help", no_argument, &flag_print_help, 'h'},
- {0, 0, 0, 0}
- };
- int option_index = 0;
- int opt_result=0;
- char* filename=NULL;
- char* input=NULL;
- char* magic=NULL;
- char* major=NULL;
- char* minor=NULL;
- char* ldaddr=NULL;
- char* output=NULL;
-
- while ( opt_result>=0 )
- {
- opt_result = getopt_long ( argc, argv, "m:j:n:f:i:o:vh", long_options, &option_index );
- switch ( opt_result )
- {
- case 0:
- printf ( "o!\n" );
- break;
- case 'h':
- print_help ( argv[0] );
- break;
- case 'l':
- ldaddr=optarg;
- break;
- case 'f':
- filename=optarg;
- break;
- case 'i':
- input=optarg;
- break;
- case 'o':
- output=optarg;
- break;
- case 'm':
- magic=optarg;
- break;
- case 'j':
- major=optarg;
- break;
- case 'n':
- minor=optarg;
- break;
- }
- }
- if ( input==NULL )
- {
- printf ( "Telepaths are still on holidays. I guess you should tell me what file should I process.\n\n" );
- exit ( 1 );
- }
- if ( access ( input,R_OK ) !=0 )
- {
- printf ( "I cannot access the file %s. Is it there? Am I allowed?\n\n", input );
- exit ( 1 );
- }
- uint32_t magicnum=sa2100_magic;
-
- if ( magic )
- {
- if ( strcmp ( magic,"sa2100" ) ==0 ) magicnum=sa2100_magic; else
- if ( strcmp ( magic,"sa3349" ) ==0 ) magicnum=sa3349_magic; else
- {
- sscanf ( magic, "0x%04X", &magicnum );
- }
- }
- unsigned int majrev=0;
- if ( major )
- {
- sscanf ( major, "%d", &majrev );
- }
- unsigned int minrev=0;
- if ( minor )
- {
- sscanf ( minor, "%d", &minrev );
- }
- uint32_t ldaddress = default_load_address;
- if ( ldaddr )
- {
- sscanf ( ldaddr, "0x%08X", &ldaddress );
- }
- char* dupe = strdup(input);
- char* fname = basename ( dupe );
- if ( filename )
- {
- fname = filename;
- }
- struct timeval tm;
- gettimeofday ( &tm,NULL );
- struct stat buf;
- stat ( input,&buf );
- ldr_header_t* head = construct_header ( magicnum, (uint16_t) majrev, (uint16_t) minrev, ( uint32_t ) tm.tv_sec, ( uint32_t ) buf.st_size, ldaddress, fname, get_file_crc ( input ) );
- free(dupe);
- //uint32_t magic, uint16_t rev_maj,uint16_t rev_min, uint32_t build_date, uint32_t filelen, uint32_t ldaddress, const char* filename, uint32_t crc
- //FILE* fd = fopen ("/tftpboot/haxorware11rev32.bin","r");
- //fread(head,sizeof(ldr_header_t),1,fd);
- char* filebuffer = malloc ( buf.st_size+10 );
- FILE* fd = fopen ( input,"r" );
- fread ( filebuffer, 1, buf.st_size,fd );
- if (!output)
- {
- output = malloc(strlen(input+5));
- strcpy(output,input);
- strcat(output,".bin");
- }
- dump_header ( head );
- FILE* fd_out = fopen ( output,"w+" );
- if (!fd_out)
- {
- fprintf(stderr, "Failed to open output file: %s\n", output);
- exit(1);
- }
- fwrite ( head,1,sizeof ( ldr_header_t ),fd_out );
- fwrite ( filebuffer,1,buf.st_size,fd_out );
- printf("Firmware image %s is ready\n", output);
- return 0;
-}
projects / project / firmware-utils.git / commitdiff