New struct ecc_curve field, q_bit_size.

ChangeLog

 2014-08-27  Niels Möller  <nisse@lysator.liu.se>
 
+	* ecc-internal.h (struct ecc_curve): New field q_bit_size. Updated
+	all instances.
+
 	* configure.ac: Bumped package version number to 3.1.
 	(LIBHOGWEED_MAJOR): Bumped library version to 4.0.
 

ecc-192.c

@@ -115,6 +115,7 @@ const struct ecc_curve nettle_secp_192r1 =
   192,
   ECC_LIMB_SIZE,
   ECC_BMODP_SIZE,
+  192,
   ECC_BMODQ_SIZE,
   USE_REDC,
   ECC_REDC_SIZE,

ecc-224.c

@@ -59,6 +59,7 @@ const struct ecc_curve nettle_secp_224r1 =
   224,
   ECC_LIMB_SIZE,    
   ECC_BMODP_SIZE,
+  224,
   ECC_BMODQ_SIZE,
   USE_REDC,
   ECC_REDC_SIZE,

ecc-25519.c

@@ -237,6 +237,7 @@ const struct ecc_curve nettle_curve25519 =
   255,
   ECC_LIMB_SIZE,
   ECC_BMODP_SIZE,
+  253,
   ECC_BMODQ_SIZE,
   0, /* No redc */
   0,

ecc-256.c

@@ -224,6 +224,7 @@ const struct ecc_curve nettle_secp_256r1 =
   256,
   ECC_LIMB_SIZE,    
   ECC_BMODP_SIZE,
+  256,
   ECC_BMODQ_SIZE,
   USE_REDC,
   ECC_REDC_SIZE,

ecc-384.c

@@ -152,6 +152,7 @@ const struct ecc_curve nettle_secp_384r1 =
   384,
   ECC_LIMB_SIZE,    
   ECC_BMODP_SIZE,
+  384,
   ECC_BMODQ_SIZE,
   USE_REDC,
   ECC_REDC_SIZE,

ecc-521.c

@@ -80,6 +80,7 @@ const struct ecc_curve nettle_secp_521r1 =
   521,
   ECC_LIMB_SIZE,    
   ECC_BMODP_SIZE,
+  521,
   ECC_BMODQ_SIZE,
   USE_REDC,
   ECC_REDC_SIZE,

ecc-internal.h

@@ -106,6 +106,7 @@ struct ecc_curve
      coordinates. */
   unsigned short size;
   unsigned short Bmodp_size;
+  unsigned short q_bit_size;
   unsigned short Bmodq_size;
   unsigned short use_redc;
   /* +k if p+1 has k low zero limbs, -k if p-1 has k low zero