diff options
Diffstat (limited to 'src/charon/encoding/payloads/ike_header.c')
| -rw-r--r-- | src/charon/encoding/payloads/ike_header.c | 83 |
1 files changed, 40 insertions, 43 deletions
diff --git a/src/charon/encoding/payloads/ike_header.c b/src/charon/encoding/payloads/ike_header.c index d27bfb82c..735f01304 100644 --- a/src/charon/encoding/payloads/ike_header.c +++ b/src/charon/encoding/payloads/ike_header.c @@ -27,14 +27,13 @@ typedef struct private_ike_header_t private_ike_header_t; /** * Private data of an ike_header_t object. - * */ struct private_ike_header_t { /** * Public interface. */ ike_header_t public; - + /** * SPI of the initiator. */ @@ -56,19 +55,18 @@ struct private_ike_header_t { /** * IKE minor version. - */ + */ u_int8_t min_version; /** * Exchange type . - */ + */ u_int8_t exchange_type; - + /** * Flags of the Message. - * */ - struct { + struct { /** * Sender is initiator of the associated IKE_SA_INIT-Exchange. */ @@ -89,11 +87,11 @@ struct private_ike_header_t { * Associated Message-ID. */ u_int32_t message_id; - + /** * Length of the whole IKEv2-Message (header and all payloads). */ - u_int32_t length; + u_int32_t length; }; ENUM_BEGIN(exchange_type_names, EXCHANGE_TYPE_UNDEFINED, EXCHANGE_TYPE_UNDEFINED, @@ -113,38 +111,37 @@ ENUM_END(exchange_type_names, INFORMATIONAL); /** * Encoding rules to parse or generate a IKEv2-Header. - * - * The defined offsets are the positions in a object of type + * + * The defined offsets are the positions in a object of type * ike_header_t. - * */ encoding_rule_t ike_header_encodings[] = { - /* 8 Byte SPI, stored in the field initiator_spi */ + /* 8 Byte SPI, stored in the field initiator_spi */ { IKE_SPI, offsetof(private_ike_header_t, initiator_spi) }, - /* 8 Byte SPI, stored in the field responder_spi */ + /* 8 Byte SPI, stored in the field responder_spi */ { IKE_SPI, offsetof(private_ike_header_t, responder_spi) }, - /* 1 Byte next payload type, stored in the field next_payload */ + /* 1 Byte next payload type, stored in the field next_payload */ { U_INT_8, offsetof(private_ike_header_t, next_payload) }, - /* 4 Bit major version, stored in the field maj_version */ + /* 4 Bit major version, stored in the field maj_version */ { U_INT_4, offsetof(private_ike_header_t, maj_version) }, - /* 4 Bit minor version, stored in the field min_version */ + /* 4 Bit minor version, stored in the field min_version */ { U_INT_4, offsetof(private_ike_header_t, min_version) }, /* 8 Bit for the exchange type */ { U_INT_8, offsetof(private_ike_header_t, exchange_type) }, - /* 2 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - /* 3 Bit flags, stored in the fields response, version and initiator */ - { FLAG, offsetof(private_ike_header_t, flags.response) }, + /* 2 Bit reserved bits, nowhere stored */ + { RESERVED_BIT, 0 }, + { RESERVED_BIT, 0 }, + /* 3 Bit flags, stored in the fields response, version and initiator */ + { FLAG, offsetof(private_ike_header_t, flags.response) }, { FLAG, offsetof(private_ike_header_t, flags.version) }, { FLAG, offsetof(private_ike_header_t, flags.initiator) }, - /* 3 Bit reserved bits, nowhere stored */ + /* 3 Bit reserved bits, nowhere stored */ { RESERVED_BIT, 0 }, { RESERVED_BIT, 0 }, { RESERVED_BIT, 0 }, - /* 4 Byte message id, stored in the field message_id */ + /* 4 Byte message id, stored in the field message_id */ { U_INT_32, offsetof(private_ike_header_t, message_id) }, - /* 4 Byte length fied, stored in the field length */ + /* 4 Byte length fied, stored in the field length */ { HEADER_LENGTH, offsetof(private_ike_header_t, length) } }; @@ -194,9 +191,9 @@ static status_t verify(private_ike_header_t *this) /* initiator spi not set */ return FAILED; } - + /* verification of version is not done in here */ - + return SUCCESS; } @@ -212,7 +209,7 @@ static void set_next_type(payload_t *this,payload_type_t type) */ static u_int64_t get_initiator_spi(private_ike_header_t *this) { - return this->initiator_spi; + return this->initiator_spi; } /** @@ -228,7 +225,7 @@ static void set_initiator_spi(private_ike_header_t *this, u_int64_t initiator_sp */ static u_int64_t get_responder_spi(private_ike_header_t *this) { - return this->responder_spi; + return this->responder_spi; } /** @@ -244,7 +241,7 @@ static void set_responder_spi(private_ike_header_t *this, u_int64_t responder_sp */ static u_int8_t get_maj_version(private_ike_header_t *this) { - return this->maj_version; + return this->maj_version; } /** @@ -252,7 +249,7 @@ static u_int8_t get_maj_version(private_ike_header_t *this) */ static u_int8_t get_min_version(private_ike_header_t *this) { - return this->min_version; + return this->min_version; } /** @@ -260,7 +257,7 @@ static u_int8_t get_min_version(private_ike_header_t *this) */ static bool get_response_flag(private_ike_header_t *this) { - return this->flags.response; + return this->flags.response; } /** @@ -268,7 +265,7 @@ static bool get_response_flag(private_ike_header_t *this) */ static void set_response_flag(private_ike_header_t *this, bool response) { - this->flags.response = response; + this->flags.response = response; } /** @@ -276,7 +273,7 @@ static void set_response_flag(private_ike_header_t *this, bool response) */ static bool get_version_flag(private_ike_header_t *this) { - return this->flags.version; + return this->flags.version; } /** @@ -284,7 +281,7 @@ static bool get_version_flag(private_ike_header_t *this) */ static bool get_initiator_flag(private_ike_header_t *this) { - return this->flags.initiator; + return this->flags.initiator; } /** @@ -292,7 +289,7 @@ static bool get_initiator_flag(private_ike_header_t *this) */ static void set_initiator_flag(private_ike_header_t *this, bool initiator) { - this->flags.initiator = initiator; + this->flags.initiator = initiator; } /** @@ -300,7 +297,7 @@ static void set_initiator_flag(private_ike_header_t *this, bool initiator) */ static u_int8_t get_exchange_type(private_ike_header_t *this) { - return this->exchange_type; + return this->exchange_type; } /** @@ -308,7 +305,7 @@ static u_int8_t get_exchange_type(private_ike_header_t *this) */ static void set_exchange_type(private_ike_header_t *this, u_int8_t exchange_type) { - this->exchange_type = exchange_type; + this->exchange_type = exchange_type; } /** @@ -317,7 +314,7 @@ static void set_exchange_type(private_ike_header_t *this, u_int8_t exchange_type */ static u_int32_t get_message_id(private_ike_header_t *this) { - return this->message_id; + return this->message_id; } /** @@ -375,7 +372,7 @@ static size_t get_length(payload_t *this) ike_header_t *ike_header_create() { private_ike_header_t *this = malloc_thing(private_ike_header_t); - + this->public.payload_interface.verify = (status_t (*) (payload_t *))verify; this->public.payload_interface.get_encoding_rules = get_encoding_rules; this->public.payload_interface.get_length = get_length; @@ -384,7 +381,7 @@ ike_header_t *ike_header_create() this->public.payload_interface.get_type = get_type; this->public.payload_interface.destroy = (void (*) (payload_t *))destroy; this->public.destroy = destroy; - + this->public.get_initiator_spi = (u_int64_t (*) (ike_header_t*))get_initiator_spi; this->public.set_initiator_spi = (void (*) (ike_header_t*,u_int64_t))set_initiator_spi; this->public.get_responder_spi = (u_int64_t (*) (ike_header_t*))get_responder_spi; @@ -400,7 +397,7 @@ ike_header_t *ike_header_create() this->public.set_exchange_type = (void (*) (ike_header_t*,u_int8_t))set_exchange_type; this->public.get_message_id = (u_int32_t (*) (ike_header_t*))get_message_id; this->public.set_message_id = (void (*) (ike_header_t*,u_int32_t))set_message_id; - + /* set default values of the fields */ this->initiator_spi = 0; this->responder_spi = 0; @@ -413,6 +410,6 @@ ike_header_t *ike_header_create() this->flags.response = FALSE; this->message_id = 0; this->length = IKE_HEADER_LENGTH; - + return (ike_header_t*)this; } |