FreeCalypso > hg > freecalypso-tools
view rvinterf/etmsync/pirimei.c @ 416:30f6d1c32c6f
doc/Flash-boot-defect article removed (no longer relevant)
This article is no longer relevant because the issue in question
only affected one (1) defective FCDEV3B board which was not
and never will be sold.
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Fri, 26 Oct 2018 07:11:08 +0000 |
parents | 3d148edb87c2 |
children | 6d9b10633f10 |
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/* * Reading and decryption of Pirelli's factory IMEI record */ #include <sys/types.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <strings.h> #include "cl_des.h" #include "exitcodes.h" u_char pirelli_imeisv[8]; get_pirelli_imei() { u_char ciphertext[2][8], dieid_key[8], decrypted[2][8]; int rc; static char failmsg[] = "decryption failed: no valid IMEI record or incompatible firmware\n"; printf("Requesting Calypso die ID\n"); rc = do_dieid_read(dieid_key); if (rc) return(rc); printf("Reading IMEI record in Pirelli's factory data block\n"); rc = do_memory_read(0x027F0504, ciphertext, 16); if (rc) return(rc); cl_des(ciphertext[0], dieid_key, decrypted[0], CL_DES_DECRYPTION); cl_des(ciphertext[1], dieid_key, decrypted[1], CL_DES_DECRYPTION); if (bcmp(decrypted[1], dieid_key, 8)) { printf(failmsg); return(ERROR_TARGET); } bcopy(decrypted[0], pirelli_imeisv, 8); printf("Factory IMEISV is %02X%02X%02X%02X-%02X%02X%02X-%02X\n", pirelli_imeisv[0], pirelli_imeisv[1], pirelli_imeisv[2], pirelli_imeisv[3], pirelli_imeisv[4], pirelli_imeisv[5], pirelli_imeisv[6], pirelli_imeisv[7]); return(0); }