From 19eca1e03c84d8cf4bcc1f5e0b24a34671545d29 Mon Sep 17 00:00:00 2001 From: Christian Pointner Date: Wed, 14 Jan 2009 17:21:36 +0000 Subject: change dual kd to single kd with 2 key storages --- src/key_derivation.h | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) (limited to 'src/key_derivation.h') diff --git a/src/key_derivation.h b/src/key_derivation.h index 6cec9c9..1e849af 100644 --- a/src/key_derivation.h +++ b/src/key_derivation.h @@ -51,6 +51,8 @@ typedef enum satp_prf_label_enum satp_prf_label_t; enum key_derivation_type_enum { kd_unknown, kd_null, kd_aes_ctr }; typedef enum key_derivation_type_enum key_derivation_type_t; +enum key_store_dir_enum { kd_inbound = 0, kd_outbound = 1 }; +typedef enum key_store_dir_enum key_store_dir_t; struct key_store_struct { buffer_t key_; @@ -64,7 +66,7 @@ struct key_derivation_struct { int8_t ld_kdr_; buffer_t master_key_; buffer_t master_salt_; - key_store_t key_store_[KD_LABEL_COUNT]; + key_store_t key_store_[2][KD_LABEL_COUNT]; void* params_; }; typedef struct key_derivation_struct key_derivation_t; @@ -75,7 +77,7 @@ int key_derivation_generate_master_key(key_derivation_t* kd, const char* passphr int key_derivation_generate_master_salt(key_derivation_t* kd, const char* passphrase, u_int16_t salt_length); #endif void key_derivation_close(key_derivation_t* kd); -int key_derivation_generate(key_derivation_t* kd, satp_prf_label_t label, seq_nr_t seq_nr, u_int8_t* key, u_int32_t len); +int key_derivation_generate(key_derivation_t* kd, key_store_dir_t dir, satp_prf_label_t label, seq_nr_t seq_nr, u_int8_t* key, u_int32_t len); int key_derivation_null_generate(u_int8_t* key, u_int32_t len); @@ -122,7 +124,7 @@ typedef struct key_derivation_aesctr_param_struct key_derivation_aesctr_param_t; int key_derivation_aesctr_init(key_derivation_t* kd, const char* passphrase); void key_derivation_aesctr_close(key_derivation_t* kd); -int key_derivation_aesctr_calc_ctr(key_derivation_t* kd, seq_nr_t* r, satp_prf_label_t label, seq_nr_t seq_nr); -int key_derivation_aesctr_generate(key_derivation_t* kd, satp_prf_label_t label, seq_nr_t seq_nr, u_int8_t* key, u_int32_t len); +int key_derivation_aesctr_calc_ctr(key_derivation_t* kd, key_store_dir_t dir, seq_nr_t* r, satp_prf_label_t label, seq_nr_t seq_nr); +int key_derivation_aesctr_generate(key_derivation_t* kd, key_store_dir_t dir, satp_prf_label_t label, seq_nr_t seq_nr, u_int8_t* key, u_int32_t len); #endif -- cgit v1.2.3