X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/1defcf606f59d93d80fe45dc91d28cc552db0c51..893534d3b5753b110b84144596da6c6d0815c1cc:/common/protocols.c diff --git a/common/protocols.c b/common/protocols.c index 6a4c9a10..69631f58 100644 --- a/common/protocols.c +++ b/common/protocols.c @@ -1,26 +1,46 @@ -#include <stdio.h> -#include <strings.h> #include <string.h> #include <stdint.h> #include <stdarg.h> #include "protocols.h" + +// ATA55xx shared presets & routines +uint32_t GetT55xxClockBit(uint32_t clock) { + switch (clock) { + case 128: + return T55x7_BITRATE_RF_128; + case 100: + return T55x7_BITRATE_RF_100; + case 64: + return T55x7_BITRATE_RF_64; + case 50: + return T55x7_BITRATE_RF_50; + case 40: + return T55x7_BITRATE_RF_40; + case 32: + return T55x7_BITRATE_RF_32; + case 16: + return T55x7_BITRATE_RF_16; + case 8: + return T55x7_BITRATE_RF_8; + default: + return 0; + } +} + #ifndef ON_DEVICE #include "ui.h" #define prnt PrintAndLog -#endif - - +// iclass / picopass chip config structures and shared routines typedef struct { - uint8_t app_limit; - uint8_t otp[2]; - uint8_t block_writelock; - uint8_t chip_config; - uint8_t mem_config; - uint8_t eas; - uint8_t fuses; -}picopass_conf_block; - + uint8_t app_limit; //[8] + uint8_t otp[2]; //[9-10] + uint8_t block_writelock;//[11] + uint8_t chip_config; //[12] + uint8_t mem_config; //[13] + uint8_t eas; //[14] + uint8_t fuses; //[15] +} picopass_conf_block; typedef struct { uint8_t csn[8]; @@ -29,32 +49,17 @@ typedef struct { uint8_t key_d[8]; uint8_t key_c[8]; uint8_t app_issuer_area[8]; +} picopass_hdr; -}picopass_hdr; - - -//#define prnt printf -/*void prnt(char *fmt,...) -{ - va_list argptr; - va_start(argptr, fmt); - vprintf(fmt, argptr); - printf(" "); // cleaning prompt - va_end(argptr); - printf("\n"); -} -*/ -uint8_t isset(uint8_t val, uint8_t mask) -{ +uint8_t isset(uint8_t val, uint8_t mask) { return (val & mask); } -uint8_t notset(uint8_t val, uint8_t mask){ +uint8_t notset(uint8_t val, uint8_t mask) { return !(val & mask); } -void fuse_config(const picopass_hdr *hdr) -{ +void fuse_config(const picopass_hdr *hdr) { uint8_t fuses = hdr->conf.fuses; if (isset(fuses,FUSE_FPERS))prnt(" Mode: Personalization [Programmable]"); @@ -75,42 +80,68 @@ void fuse_config(const picopass_hdr *hdr) if( isset( fuses, FUSE_RA)) prnt(" RA: Read access enabled"); else prnt(" RA: Read access not enabled"); } -void mem_config(const picopass_hdr *hdr) -{ - uint8_t mem = hdr->conf.mem_config; - if( isset (mem, 0x80)) prnt(" Mem: 16KBits (255 * 8 bytes)"); - else prnt(" Mem: 2 KBits ( 32 * 8 bytes)"); +void getMemConfig(uint8_t mem_cfg, uint8_t chip_cfg, uint8_t *max_blk, uint8_t *app_areas, uint8_t *kb) { + // mem-bit 5, mem-bit 7, chip-bit 4: defines chip type + if(isset(chip_cfg, 0x10) && notset(mem_cfg, 0x80) && notset(mem_cfg, 0x20)) { + *kb = 2; + *app_areas = 2; + *max_blk = 31; + } else if(isset(chip_cfg, 0x10) && isset(mem_cfg, 0x80) && notset(mem_cfg, 0x20)) { + *kb = 16; + *app_areas = 2; + *max_blk = 255; //16kb + } else if(notset(chip_cfg, 0x10) && notset(mem_cfg, 0x80) && notset(mem_cfg, 0x20)) { + *kb = 16; + *app_areas = 16; + *max_blk = 255; //16kb + } else if(isset(chip_cfg, 0x10) && isset(mem_cfg, 0x80) && isset(mem_cfg, 0x20)) { + *kb = 32; + *app_areas = 3; + *max_blk = 255; //16kb + } else if(notset(chip_cfg, 0x10) && notset(mem_cfg, 0x80) && isset(mem_cfg, 0x20)) { + *kb = 32; + *app_areas = 17; + *max_blk = 255; //16kb + } else { + *kb = 32; + *app_areas = 2; + *max_blk = 255; + } } -void applimit_config(const picopass_hdr *hdr) -{ + +void mem_app_config(const picopass_hdr *hdr) { + uint8_t mem = hdr->conf.mem_config; + uint8_t chip = hdr->conf.chip_config; uint8_t applimit = hdr->conf.app_limit; - prnt(" AA1: blocks 6-%d", applimit); - prnt(" AA2: blocks %d-", (applimit+1)); + if (applimit < 6) applimit = 26; + uint8_t kb = 2; + uint8_t app_areas = 2; + uint8_t max_blk = 31; + getMemConfig(mem, chip, &max_blk, &app_areas, &kb); + prnt(" Mem: %u KBits/%u App Areas (%u * 8 bytes) [%02X]", kb, app_areas, max_blk, mem); + prnt(" AA1: blocks 06-%02X", applimit); + prnt(" AA2: blocks %02X-%02X", applimit+1, max_blk); } -void print_picopass_info(const picopass_hdr *hdr) -{ +void print_picopass_info(const picopass_hdr *hdr) { fuse_config(hdr); - mem_config(hdr); - applimit_config(hdr); + mem_app_config(hdr); } -void printIclassDumpInfo(uint8_t* iclass_dump) -{ -// picopass_hdr hdr; -// memcpy(&hdr, iclass_dump, sizeof(picopass_hdr)); +void printIclassDumpInfo(uint8_t* iclass_dump) { print_picopass_info((picopass_hdr *) iclass_dump); } /* -void test() -{ +void test() { picopass_hdr hdr = {0x27,0xaf,0x48,0x01,0xf9,0xff,0x12,0xe0,0x12,0xff,0xff,0xff,0x7f,0x1f,0xff,0x3c}; prnt("Picopass configuration:"); print_picopass_info(&hdr); } -int main(int argc, char *argv[]) -{ +int main(int argc, char *argv[]) { test(); return 0; } */ + +#endif +//ON_DEVICE