iso14443b: trying to approach iClass

[proxmark3-svn] / common / mbedtls / ecp_curves.c

diff --git a/common/mbedtls/ecp_curves.c b/common/mbedtls/ecp_curves.c
index 01efe8ba9f8688a8519d25e27af2333f67799cdb..bc0cbd5b0c8950ba9f01ff905358b9f56879c8dd 100644 (file)
--- a/common/mbedtls/ecp_curves.c
+++ b/common/mbedtls/ecp_curves.c
@@ -84,6 +84,42 @@
  * to be directly usable in MPIs
  */
 
+/*
+ * Domain parameters for secp128r1
+ */
+#if defined(MBEDTLS_ECP_DP_SECP128R1_ENABLED)
+static const mbedtls_mpi_uint secp128r1_p[] = {
+       // 2^128 - 2^97 - 1 // TODO
+    BYTES_TO_T_UINT_8( 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF ),
+    BYTES_TO_T_UINT_8( 0xFF, 0xFF, 0xFF, 0xFF, 0xFD, 0xFF, 0xFF, 0xFF ),
+};
+static const mbedtls_mpi_uint secp128r1_a[] = {
+       // FFFFFFFDFFFFFFFF FFFFFFFFFFFFFFFC
+    BYTES_TO_T_UINT_8( 0xFC, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF ),
+    BYTES_TO_T_UINT_8( 0xFF, 0xFF, 0xFF, 0xFF, 0xFD, 0xFF, 0xFF, 0xFF ),
+};
+static const mbedtls_mpi_uint secp128r1_b[] = {
+       // E87579C11079F43D D824993C2CEE5ED3
+    BYTES_TO_T_UINT_8( 0xD3, 0x5E, 0xEE, 0x2C, 0x3C, 0x99, 0x24, 0xD8 ),
+    BYTES_TO_T_UINT_8( 0x3D, 0xF4, 0x79, 0x10, 0xC1, 0x79, 0x75, 0xE8 ),
+};
+static const mbedtls_mpi_uint secp128r1_gx[] = {
+       // 161FF7528B899B2D 0C28607CA52C5B86
+    BYTES_TO_T_UINT_8( 0x86, 0x5B, 0x2C, 0xA5, 0x7C, 0x60, 0x28, 0x0C ),
+    BYTES_TO_T_UINT_8( 0x2D, 0x9B, 0x89, 0x8B, 0x52, 0xF7, 0x1F, 0x16 ),
+};
+static const mbedtls_mpi_uint secp128r1_gy[] = {
+       // CF5AC8395BAFEB13 C02DA292DDED7A83
+    BYTES_TO_T_UINT_8( 0x83, 0x7A, 0xED, 0xDD, 0x92, 0xA2, 0x2D, 0xC0 ),
+    BYTES_TO_T_UINT_8( 0x13, 0xEB, 0xAF, 0x5B, 0x39, 0xC8, 0x5A, 0xCF ),
+};
+static const mbedtls_mpi_uint secp128r1_n[] = {
+       // FFFFFFFE00000000 75A30D1B9038A115
+    BYTES_TO_T_UINT_8( 0x15, 0xA1, 0x38, 0x90, 0x1B, 0x0D, 0xA3, 0x75 ),
+    BYTES_TO_T_UINT_8( 0x00, 0x00, 0x00, 0x00, 0xFE, 0xFF, 0xFF, 0xFF ),
+};
+#endif /* MBEDTLS_ECP_DP_SECP128R1_ENABLED */
+
 /*
  * Domain parameters for secp192r1
  */
@@ -754,6 +790,11 @@ int mbedtls_ecp_group_load( mbedtls_ecp_group *grp, mbedtls_ecp_group_id id )
 
     switch( id )
     {
+#if defined(MBEDTLS_ECP_DP_SECP128R1_ENABLED)
+        case MBEDTLS_ECP_DP_SECP128R1:
+            grp->modp = NULL;
+            return( LOAD_GROUP_A( secp128r1 ) );
+#endif /* MBEDTLS_ECP_DP_SECP128R1_ENABLED */
 #if defined(MBEDTLS_ECP_DP_SECP192R1_ENABLED)
         case MBEDTLS_ECP_DP_SECP192R1:
             NIST_MODP( p192 );