revert field on/off in hf 14a reader
[proxmark3-svn] / common / protocols.c
index 6a4c9a103bff1a03ebb21215e968b54bc9aa7f09..795f3eaa37bd8883d8f3a58f5b8af508e69892f7 100644 (file)
@@ -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];
@@ -29,88 +49,99 @@ 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]");
-       else prnt("     Mode: Application [Locked]");
+       if (isset(fuses,FUSE_FPERS))prnt("  Mode: Personalization [Programmable]");
+       else prnt("  Mode: Application [Locked]");
 
        if (isset(fuses, FUSE_CODING1))
-               prnt("  Coding: RFU");
+               prnt("Coding: RFU");
        else
        {
-               if( isset( fuses , FUSE_CODING0)) prnt("        Coding: ISO 14443-2 B/ISO 15693");
-               else prnt("     Coding: ISO 14443B only");
+               if( isset( fuses , FUSE_CODING0)) prnt("Coding: ISO 14443-2 B/ISO 15693");
+               else prnt("Coding: ISO 14443B only");
        }
-       if( isset (fuses,FUSE_CRYPT1 | FUSE_CRYPT0 )) prnt("    Crypt: Secured page, keys not locked");
-       if( isset (fuses,FUSE_CRYPT1) && notset( fuses, FUSE_CRYPT0 )) prnt("   Crypt: Secured page, keys not locked");
-       if( notset (fuses,FUSE_CRYPT1) && isset( fuses, FUSE_CRYPT0 )) prnt("   Crypt: Non secured page");
-       if( notset (fuses,FUSE_CRYPT1) && notset( fuses, FUSE_CRYPT0 )) prnt("  Crypt: No auth possible. Read only if RA is enabled");
+       if( isset (fuses,FUSE_CRYPT1 | FUSE_CRYPT0 )) prnt(" Crypt: Secured page, keys not locked");
+       if( isset (fuses,FUSE_CRYPT1) && notset( fuses, FUSE_CRYPT0 )) prnt(" Crypt: Secured page, keys not locked");
+       if( notset (fuses,FUSE_CRYPT1) && isset( fuses, FUSE_CRYPT0 )) prnt(" Crypt: Non secured page");
+       if( notset (fuses,FUSE_CRYPT1) && notset( fuses, FUSE_CRYPT0 )) prnt(" Crypt: No auth possible. Read only if RA is enabled");
 
-       if( isset( fuses, FUSE_RA)) prnt("      RA: Read access enabled");
-       else prnt("     RA: Read access not enabled");
+       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
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