The introduced SHA1_NOFINAL hasher was not sufficient for EAP-AKA,

as it requires to XOR the key into the hashers state.
A new SHA1 based keyed hash function, implemented as PRF, enables EAP-AKA
and the FIPS-PRF function to properly use the existing SHA1 implementation.

src/libstrongswan/crypto/hashers/hasher.c

@@ -27,7 +27,6 @@ ENUM(hash_algorithm_names, HASH_UNKNOWN, HASH_SHA512,
 	"HASH_MD2",
 	"HASH_MD5",
 	"HASH_SHA1",
-	"HASH_SHA1_NOFINAL",
 	"HASH_SHA256",
 	"HASH_SHA384",
 	"HASH_SHA512"

src/libstrongswan/crypto/hashers/hasher.h

@@ -41,11 +41,9 @@ enum hash_algorithm_t {
 	HASH_MD2 			= 2,
 	HASH_MD5 			= 3,
 	HASH_SHA1 			= 4,
-	/** special SHA1 which does not run SHA1Final, but copies the state */
-	HASH_SHA1_NOFINAL	= 5,
-	HASH_SHA256 		= 6,
-	HASH_SHA384 		= 7,
-	HASH_SHA512 		= 8,
+	HASH_SHA256 		= 5,
+	HASH_SHA384 		= 6,
+	HASH_SHA512 		= 7,
 };
 
 #define HASH_SIZE_MD2		16