/* * Copyright (c) 2021 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ /** * @file base.h * @brief Protocol-independent packet operations */ #ifndef HICN_OPS_H #define HICN_OPS_H #include #include #include #include #include #include // HICN_OPAQUE_LEN #include #include "protocol.h" /* * In order to provide fast lookup and accelerate packet operations, we allow * ourselves to use a header cache structure under the responsibility of the * caller, and that can be associated to each packet. This structure is exposed * as a opaque pointer. */ /* * hICN operations on packets * * All prototypes take an hicn_type_t parameter as their first argument, as * this decides the sequence of protocols that are being used by the different * operations. */ typedef struct hicn_ops_s { const char *name; size_t header_len; /** * @brief Initialize the headers of the hicn packet * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack */ int (*init_packet_header) (hicn_packet_buffer_t *pkbuf, size_t pos); /** * @brief Retrieves an Interest locator * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [out] ip_address - Retrieved locator * @return hICN error code */ int (*get_interest_locator) (const hicn_packet_buffer_t *pkbuf, const size_t pos, hicn_ip_address_t *ip_address); /** * @brief Sets an Interest locator * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [in] ip_address - Locator to set * @return hICN error code */ int (*set_interest_locator) (const hicn_packet_buffer_t *pkbuf, size_t pos, const hicn_ip_address_t *ip_address); /** * @brief Retrieves an Interest name * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [out] name - Retrieved name * @return hICN error code */ int (*get_interest_name) (const hicn_packet_buffer_t *pkbuf, const size_t pos, hicn_name_t *name); /** * @brief Sets an Interest name * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [in] name - Name to set * @return hICN error code */ int (*set_interest_name) (const hicn_packet_buffer_t *pkbuf, size_t pos, const hicn_name_t *name); /** * @brief Retrieves an Interest name suffix * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [out] suffix - Retrieved name suffix * @return hICN error code */ int (*get_interest_name_suffix) (const hicn_packet_buffer_t *pkbuf, const size_t pos, hicn_name_suffix_t *suffix); /** * @brief Sets an Interest name suffix * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [in] suffix - Name suffix to set * @return hICN error code */ int (*set_interest_name_suffix) (const hicn_packet_buffer_t *pkbuf, size_t pos, const hicn_name_suffix_t *suffix); /** * @brief Get packet type * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Position within the network layers * @param [out] type - Packet type * @return hICN error code */ int (*get_type) (const hicn_packet_buffer_t *pkbuf, const size_t pos, hicn_packet_type_t *type); /** * @brief Set flag to mark current packet as interest * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Position within the network layers * @param [in] type - Packet type * @return hICN error code */ int (*set_type) (const hicn_packet_buffer_t *pkbuf, size_t pos, hicn_packet_type_t type); /** * @brief Clear the necessary Interest fields in order to hash it * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @return hICN error code */ int (*reset_interest_for_hash) (hicn_packet_buffer_t *pkbuf, size_t pos); /** * @brief Retrieves a Data locator * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [out] ip_address - Retrieved locator * @return hICN error code */ int (*get_data_locator) (const hicn_packet_buffer_t *pkbuf, const size_t pos, hicn_ip_address_t *ip_address); /** * @brief Sets a Data locator * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [in] ip_address - Locator to set * @return hICN error code */ int (*set_data_locator) (const hicn_packet_buffer_t *pkbuf, size_t pos, const hicn_ip_address_t *ip_address); /** * @brief Retrieves a Data name * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [out] name - Retrieved name * @return hICN error code */ int (*get_data_name) (const hicn_packet_buffer_t *pkbuf, const size_t pos, hicn_name_t *name); /** * @brief Sets a Data name * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [in] name - Name to set * @return hICN error code */ int (*set_data_name) (const hicn_packet_buffer_t *pkbuf, size_t pos, const hicn_name_t *name); /** * @brief Retrieves a Data name suffix * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [out] suffix - Retrieved name suffix * @return hICN error code */ int (*get_data_name_suffix) (const hicn_packet_buffer_t *pkbuf, const size_t pos, hicn_name_suffix_t *suffix); /** * @brief Sets a Data name suffix * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [in] suffix - Name suffix to set * @return hICN error code */ int (*set_data_name_suffix) (const hicn_packet_buffer_t *pkbuf, size_t pos, const hicn_name_suffix_t *suffix); /** * @brief Retrieves a Data path_label * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [out] path_label - Retrieved path_label * @return hICN error code */ int (*get_data_path_label) (const hicn_packet_buffer_t *pkbuf, const size_t pos, hicn_path_label_t *path_label); /** * @brief Sets a Data path_label * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [in] path_label - Pathlabel to set * @return hICN error code */ int (*set_data_path_label) (const hicn_packet_buffer_t *pkbuf, size_t pos, const hicn_path_label_t path_label); /** * @brief Update a Data path_label with a new face identifier * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [in] path_label - Face identifier used to update path_label * @return hICN error code */ int (*update_data_path_label) (const hicn_packet_buffer_t *pkbuf, size_t pos, const hicn_faceid_t face_id); /** * @brief Clear the necessary Data fields in order to hash it * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @return hICN error code */ int (*reset_data_for_hash) (hicn_packet_buffer_t *pkbuf, size_t pos); /** * @brief Retrieves an Interest or Data lifetime * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Current position in the sequence of headers while * executing command * @param [out] path_label - Retrieved lifetime * @return hICN error code */ int (*get_lifetime) (const hicn_packet_buffer_t *pkbuf, const size_t pos, hicn_lifetime_t *lifetime); /** * @brief Sets an Interest or Data lifetime * @param [in] pkbuf - hICN packet buffer * @param [in,out] pos - Current position in the sequence of headers while * executing command * @param [in] path_label - Lifetime to set * @return hICN error code */ int (*set_lifetime) (const hicn_packet_buffer_t *pkbuf, size_t pos, const hicn_lifetime_t lifetime); /** * @brief Update all checksums in packet headers * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [in] partial_csum - Partial checksum (set to 0, used internally to * carry intermediate values from IP pseudo-header) * @param [in] payload_len - Payload len (can be set to ~0, retrieved * and used internally to carry payload len across protocol headers) * @return hICN error code * * Payload len is initialized during the initial steps (eg. IP) if not * provided (value is ~0), and not ignored (value is 0). */ int (*update_checksums) (const hicn_packet_buffer_t *pkbuf, size_t pos, u16 partial_csum, size_t payload_len); /** * @brief Update all checksums in packet headers * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [in] old_val - Pointer to the old value * @param [in] new_val - Pointer to the new value * @param [in] size - Size of the changed value * @param [in] skip_first - Skip the first protocol (ignore IP checksum) * @return hICN error code */ int (*update_checksums_incremental) (const hicn_packet_buffer_t *pkbuf, size_t pos, u16 *old_val, u16 *new_val, u8 size, bool skip_first); /** * @brief Validate all checksums in packet headers * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [in] partial_csum - Partial checksum, or zero if no partial * checksum available * @param [in] payload_len - Payload len (can be set to ~0, retrieved * and used internally to carry payload len across protocol headers) * @return hICN error code */ int (*verify_checksums) (const hicn_packet_buffer_t *pkbuf, const size_t pos, u16 partial_csum, size_t payload_len); /** * @brief Rewrite an Interest packet header (locator) * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [in] addr_new - New locator * @param [in] addr_old - Old locator (set to NULL, used internally to * compute incremental checksums) * @return hICN error code */ int (*rewrite_interest) (const hicn_packet_buffer_t *pkbuf, size_t pos, const hicn_ip_address_t *addr_new, hicn_ip_address_t *addr_old); /** * @brief Rewrite a Data packet header (locator + path_label) * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @param [in] addr_new - New locator * @param [in] addr_old - Old locator (set to NULL, used internally to * compute incremental checksums) * @param [in] face_id - Face identifier used to update path_label * @param [in] reset_pl - If not zero, reset the current path_label * before update it * @return hICN error code */ int (*rewrite_data) (const hicn_packet_buffer_t *pkbuf, size_t pos, const hicn_ip_address_t *addr_new, hicn_ip_address_t *addr_old, const hicn_faceid_t face_id, u8 reset_pl); /** * @brief Return the packet len * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @parma [out] len - Returned packet len * @return hICN error code */ int (*get_len) (const hicn_packet_buffer_t *pkbuf, const size_t pos, size_t *len); /** * @brief Return the current packet header len * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @parma [out] header_len - Returned packet current header len * @return hICN error code */ int (*get_current_header_len) (const hicn_packet_buffer_t *pkbuf, const size_t pos, size_t *header_len); /** * @brief Sets the packet paylaod len * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Depth in the header stack * @parma [out] payload_len - Payload len to set * @return hICN error code */ int (*set_payload_len) (const hicn_packet_buffer_t *pkbuf, size_t pos, size_t payload_len); /** * @brief Retrieves an Interest or Data signature size * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Current position in the sequence of headers while * executing command * @param [out] signature_size - Retrieved signature size * @return hICN error code */ int (*get_signature_size) (const hicn_packet_buffer_t *pkbuf, const size_t pos, size_t *signature_size); /** * @brief Sets an Interest or Data signature size * @param [in] pkbuf - hICN packet buffer * @param [in,out] pos - Current position in the sequence of headers while * executing command * @param [in] signature_size - Signature size to set * @return hICN error code */ int (*set_signature_size) (const hicn_packet_buffer_t *pkbuf, size_t pos, size_t signature_size); /** * @brief Sets an Interest or Data signature padding between maximum size and * real size * @param [in] pkbuf - hICN packet buffer * @param [in,out] pos - Current position in the sequence of headers while * executing command * @param [in] signature_size - Signature size to set * @return hICN error code */ int (*set_signature_padding) (const hicn_packet_buffer_t *pkbuf, size_t pos, size_t signature_padding); /** * @brief gets an Interest or Data signature padding between maximum size and * real size * @param [in] pkbuf - hICN packet buffer * @param [in,out] pos - Current position in the sequence of headers while * executing command * @param [in] signature_size - retrieve the padding between maximum size and * real size * @return hICN error code */ int (*get_signature_padding) (const hicn_packet_buffer_t *pkbuf, const size_t pos, size_t *signature_padding); /** * @brief Gets the signature timestamp * @param [in] pkbuf - hICN packet buffer * @param [in,out] pos - Current position in the sequence of headers while * executing command * @param [out] signature_timestamp - Retrieved signature timestamp * @return hICN error code */ int (*get_signature_timestamp) (const hicn_packet_buffer_t *pkbuf, const size_t pos, uint64_t *signature_timestamp); /** * @brief Sets the signature timestamp * @param [in] pkbuf - hICN packet buffer * @param [in,out] pos - Current position in the sequence of headers while * executing command * @param [in] signature_timestamp - Signature timestamp to set * @return hICN error code */ int (*set_signature_timestamp) (const hicn_packet_buffer_t *pkbuf, size_t pos, uint64_t signature_timestamp); /** * @brief Gets the signature validation algorithm * @param [in] pkbuf - hICN packet buffer * @param [in,out] pos - Current position in the sequence of headers while * executing command * @param [out] validation_algorithm - Retrieved validation_algorithm * @return hICN error code */ int (*get_validation_algorithm) (const hicn_packet_buffer_t *pkbuf, const size_t pos, uint8_t *validation_algorithm); /** * @brief Sets the signature validation algorithm * @param [in] pkbuf - hICN packet buffer * @param [in,out] pos - Current position in the sequence of headers while * executing command * @param [in] validation_algorithm - Validation algorithm enumeration * @return hICN error code */ int (*set_validation_algorithm) (const hicn_packet_buffer_t *pkbuf, size_t pos, uint8_t validation_algorithm); /** * @brief Gets the key id * @param [in] pkbuf - hICN packet buffer * @param [in,out] pos - Current position in the sequence of headers while * executing command * @param [out] key_id - Retrieved key id first byte address * @return hICN error code */ int (*get_key_id) (const hicn_packet_buffer_t *pkbuf, const size_t pos, uint8_t **key_id, uint8_t *key_id_size); /** * @brief Sets the key id * @param [in] pkbuf - hICN packet buffer * @param [in,out] pos - Current position in the sequence of headers while * executing command * @param [in] key_id - Key id first byte address * @return hICN error code */ int (*set_key_id) (const hicn_packet_buffer_t *pkbuf, size_t pos, uint8_t *key_id, size_t size); /** * @brief Get a pointer to the signature field in the packet * @param [in] pkbuf - hICN packet buffer * @param [in,out] pos - Current position in the sequence of headers while * executing command * @param [out] signature - Pointer to the memory region holding the * signature * @return hICN error code */ int (*get_signature) (const hicn_packet_buffer_t *pkbuf, const size_t pos, uint8_t **signature); /** * @brief Returns whether the packet holds a signature. * @param [in] pkbuf - hICN packet buffer * @param [in,out] pos - Current position in the sequence of headers while * executing command * @param [out] flag - Boolean indicating whether the packet has a signature. * @return hICN error code */ int (*has_signature) (const hicn_packet_buffer_t *pkbuf, const size_t pos, bool *flag); /** * @brief Set payload type of the packet * @param [in] pkbuf - hICN packet buffer * @param [in,out] pos - Current position in the sequence of headers while * executing command * @param [in] payload_type - The payload type of this packet * @return hICN error code */ int (*set_payload_type) (const hicn_packet_buffer_t *pkbuf, size_t pos, hicn_payload_type_t payload_type); /** * @brief Get payload type from the packet * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Current position in the sequence of headers while * executing command * @param [out] payload_type - The payload type of this packet * @return hICN error code */ int (*get_payload_type) (const hicn_packet_buffer_t *pkbuf, const size_t pos, hicn_payload_type_t *payload_type); /** * @brief Check if data packet is last one. * @param [in] pkbuf - hICN packet buffer * @param [in] pos - Current position in the sequence of headers while * executing command * @param [out] is_last - 1 if last data, 0 otherwise * @return hICN error code */ int (*is_last_data) (const hicn_packet_buffer_t *pkbuf, const size_t pos, int *is_last); /** * @brief Mark data packet as last * @param [in] pkbuf - hICN packet buffer * @param [in, out] pos - Current position in the sequence of headers while * executing command * @return hICN error code */ int (*set_last_data) (const hicn_packet_buffer_t *pkbuf, size_t pos); } hicn_ops_t; #define DECLARE_HICN_OPS(protocol, len) \ const hicn_ops_t hicn_ops_##protocol = { \ ATTR_INIT (name, #protocol), \ ATTR_INIT (header_len, len), \ ATTR_INIT (init_packet_header, protocol##_init_packet_header), \ ATTR_INIT (get_interest_locator, protocol##_get_interest_locator), \ ATTR_INIT (set_interest_locator, protocol##_set_interest_locator), \ ATTR_INIT (get_interest_name, protocol##_get_interest_name), \ ATTR_INIT (set_interest_name, protocol##_set_interest_name), \ ATTR_INIT (get_interest_name_suffix, \ protocol##_get_interest_name_suffix), \ ATTR_INIT (set_interest_name_suffix, \ protocol##_set_interest_name_suffix), \ ATTR_INIT (get_type, protocol##_get_type), \ ATTR_INIT (set_type, protocol##_set_type), \ ATTR_INIT (reset_interest_for_hash, protocol##_reset_interest_for_hash), \ ATTR_INIT (get_data_locator, protocol##_get_data_locator), \ ATTR_INIT (set_data_locator, protocol##_set_data_locator), \ ATTR_INIT (get_data_name, protocol##_get_data_name), \ ATTR_INIT (set_data_name, protocol##_set_data_name), \ ATTR_INIT (get_data_name_suffix, protocol##_get_data_name_suffix), \ ATTR_INIT (set_data_name_suffix, protocol##_set_data_name_suffix), \ ATTR_INIT (get_data_path_label, protocol##_get_data_path_label), \ ATTR_INIT (set_data_path_label, protocol##_set_data_path_label), \ ATTR_INIT (update_data_path_label, protocol##_update_data_path_label), \ ATTR_INIT (reset_data_for_hash, protocol##_reset_data_for_hash), \ ATTR_INIT (get_lifetime, protocol##_get_lifetime), \ ATTR_INIT (set_lifetime, protocol##_set_lifetime), \ ATTR_INIT (update_checksums, protocol##_update_checksums), \ ATTR_INIT (update_checksums_incremental, \ protocol##_update_checksums_incremental), \ ATTR_INIT (verify_checksums, protocol##_verify_checksums), \ ATTR_INIT (rewrite_interest, protocol##_rewrite_interest), \ ATTR_INIT (rewrite_data, protocol##_rewrite_data), \ ATTR_INIT (set_payload_len, protocol##_set_payload_len), \ ATTR_INIT (get_payload_type, protocol##_get_payload_type), \ ATTR_INIT (set_payload_type, protocol##_set_payload_type), \ ATTR_INIT (get_signature_size, protocol##_get_signature_size), \ ATTR_INIT (get_signature_timestamp, protocol##_get_signature_timestamp), \ ATTR_INIT (set_signature_timestamp, protocol##_set_signature_timestamp), \ ATTR_INIT (get_validation_algorithm, \ protocol##_get_validation_algorithm), \ ATTR_INIT (set_validation_algorithm, \ protocol##_set_validation_algorithm), \ ATTR_INIT (get_key_id, protocol##_get_key_id), \ ATTR_INIT (set_key_id, protocol##_set_key_id), \ ATTR_INIT (get_signature, protocol##_get_signature), \ ATTR_INIT (has_signature, protocol##_has_signature), \ ATTR_INIT (set_signature_padding, protocol##_set_signature_padding), \ ATTR_INIT (set_signature_size, protocol##_set_signature_size), \ ATTR_INIT (get_signature_padding, protocol##_get_signature_padding), \ ATTR_INIT (is_last_data, protocol##_is_last_data), \ } /** * @brief Protocol-independent packet operations VFT * NOTE: The following declarations should be kept in order */ extern const hicn_ops_t *const hicn_ops_vft[]; static inline uint8_t PROT (const hicn_packet_buffer_t *pkbuf, int pos) { if (pos < -1 || pos >= HICN_PACKET_FORMAT_SIZE - 1) return IPPROTO_NONE; hicn_packet_format_t format = hicn_packet_get_format (pkbuf); return HICN_PACKET_FORMAT_GET (format, pos + 1); } #define CALL_CHILD(method, pkbuf, pos, ...) \ hicn_ops_vft[PROT (pkbuf, (pos))]->method (pkbuf, (pos) + 1, ##__VA_ARGS__); #define CALL(method, pkbuf, ...) CALL_CHILD (method, pkbuf, -1, ##__VA_ARGS__) /** Shortcuts to entry points in VFT */ #define HICN_OPS4 hicn_ops_vft[IPPROTO_IP] #define HICN_OPS6 hicn_ops_vft[IPPROTO_IPV6] /* Helpers for simple declarations */ #define DECLARE_init_packet_header(protocol, error) \ int protocol##_init_packet_header (hicn_packet_buffer_t *pkbuf, size_t pos) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_get_interest_locator(protocol, error) \ int protocol##_get_interest_locator (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, \ hicn_ip_address_t *ip_address) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_set_interest_locator(protocol, error) \ int protocol##_set_interest_locator (const hicn_packet_buffer_t *pkbuf, \ size_t pos, \ const hicn_ip_address_t *ip_address) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_get_interest_name(protocol, error) \ int protocol##_get_interest_name (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, hicn_name_t *name) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_set_interest_name(protocol, error) \ int protocol##_set_interest_name (const hicn_packet_buffer_t *pkbuf, \ size_t pos, const hicn_name_t *name) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_get_interest_name_suffix(protocol, error) \ int protocol##_get_interest_name_suffix (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, \ hicn_name_suffix_t *suffix) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_set_interest_name_suffix(protocol, error) \ int protocol##_set_interest_name_suffix (const hicn_packet_buffer_t *pkbuf, \ size_t pos, \ const hicn_name_suffix_t *suffix) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_get_type(protocol, error) \ int protocol##_get_type (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, hicn_packet_type_t *type) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_set_type(protocol, error) \ int protocol##_set_type (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, hicn_packet_type_t type) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_reset_interest_for_hash(protocol, error) \ int protocol##_reset_interest_for_hash (hicn_packet_buffer_t *pkbuf, \ size_t pos) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_get_data_locator(protocol, error) \ int protocol##_get_data_locator (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, \ hicn_ip_address_t *ip_address) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_set_data_locator(protocol, error) \ int protocol##_set_data_locator (const hicn_packet_buffer_t *pkbuf, \ size_t pos, \ const hicn_ip_address_t *ip_address) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_get_data_name(protocol, error) \ int protocol##_get_data_name (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, hicn_name_t *name) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_set_data_name(protocol, error) \ int protocol##_set_data_name (const hicn_packet_buffer_t *pkbuf, \ size_t pos, const hicn_name_t *name) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_get_data_name_suffix(protocol, error) \ int protocol##_get_data_name_suffix (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, \ hicn_name_suffix_t *suffix) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_set_data_name_suffix(protocol, error) \ int protocol##_set_data_name_suffix (const hicn_packet_buffer_t *pkbuf, \ size_t pos, \ const hicn_name_suffix_t *suffix) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_get_data_path_label(protocol, error) \ int protocol##_get_data_path_label (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, \ hicn_path_label_t *path_label) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_set_data_path_label(protocol, error) \ int protocol##_set_data_path_label (const hicn_packet_buffer_t *pkbuf, \ size_t pos, \ const hicn_path_label_t path_label) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_update_data_path_label(protocol, error) \ int protocol##_update_data_path_label (const hicn_packet_buffer_t *pkbuf, \ size_t pos, \ const hicn_faceid_t face_id) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_reset_data_for_hash(protocol, error) \ int protocol##_reset_data_for_hash (hicn_packet_buffer_t *pkbuf, \ size_t pos) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_get_lifetime(protocol, error) \ int protocol##_get_lifetime (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, hicn_lifetime_t *lifetime) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_set_lifetime(protocol, error) \ int protocol##_set_lifetime (const hicn_packet_buffer_t *pkbuf, size_t pos, \ const hicn_lifetime_t lifetime) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_update_checksums(protocol, error) \ int protocol##_update_checksums (const hicn_packet_buffer_t *pkbuf, \ size_t pos, u16 partial_csum, \ size_t payload_len) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_update_checksums_incremental(protocol, error) \ int protocol##_update_checksums_incremental ( \ const hicn_packet_buffer_t *pkbuf, size_t pos, u16 *old_val, \ u16 *new_val, u8 size, bool skip_first) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_verify_checksums(protocol, error) \ int protocol##_verify_checksums (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, u16 partial_csum, \ size_t payload_len) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_rewrite_interest(protocol, error) \ int protocol##_rewrite_interest ( \ const hicn_packet_buffer_t *pkbuf, size_t pos, \ const hicn_ip_address_t *addr_new, hicn_ip_address_t *addr_old) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_rewrite_data(protocol, error) \ int protocol##_rewrite_data (const hicn_packet_buffer_t *pkbuf, size_t pos, \ const hicn_ip_address_t *addr_new, \ hicn_ip_address_t *addr_old, \ const hicn_faceid_t face_id, u8 reset_pl) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_set_payload_len(protocol, error) \ int protocol##_set_payload_len (const hicn_packet_buffer_t *pkbuf, \ size_t pos, size_t payload_len) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_get_payload_type(protocol, error) \ int protocol##_get_payload_type (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, \ hicn_payload_type_t *payload_type) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_set_payload_type(protocol, error) \ int protocol##_set_payload_type (const hicn_packet_buffer_t *pkbuf, \ size_t pos, \ hicn_payload_type_t payload_type) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_get_signature_size(protocol, error) \ int protocol##_get_signature_size (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, \ size_t *signature_size) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_set_signature_size(protocol, error) \ int protocol##_set_signature_size (const hicn_packet_buffer_t *pkbuf, \ size_t pos, size_t signature_size) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_set_signature_padding(protocol, error) \ int protocol##_set_signature_padding (const hicn_packet_buffer_t *pkbuf, \ size_t pos, size_t padding) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_get_signature_padding(protocol, error) \ int protocol##_get_signature_padding (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, size_t *padding) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_set_signature_timestamp(protocol, error) \ int protocol##_set_signature_timestamp (const hicn_packet_buffer_t *pkbuf, \ size_t pos, \ uint64_t signature_timestamp) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_get_signature_timestamp(protocol, error) \ int protocol##_get_signature_timestamp (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, \ uint64_t *signature_timestamp) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_set_validation_algorithm(protocol, error) \ int protocol##_set_validation_algorithm (const hicn_packet_buffer_t *pkbuf, \ size_t pos, \ uint8_t validation_algorithm) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_get_validation_algorithm(protocol, error) \ int protocol##_get_validation_algorithm (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, \ uint8_t *validation_algorithm) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_set_key_id(protocol, error) \ int protocol##_set_key_id (const hicn_packet_buffer_t *pkbuf, size_t pos, \ uint8_t *key_id, size_t size) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_get_key_id(protocol, error) \ int protocol##_get_key_id (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, uint8_t **key_id, \ uint8_t *key_id_size) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_get_signature(protocol, error) \ int protocol##_get_signature (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, uint8_t **signature) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_has_signature(protocol, error) \ int protocol##_has_signature (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, bool *flag) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_is_last_data(protocol, error) \ int protocol##_is_last_data (const hicn_packet_buffer_t *pkbuf, \ const size_t pos, int *is_last) \ { \ return HICN_LIB_ERROR_##error; \ } #define DECLARE_set_last_data(protocol, error) \ int protocol##_set_last_data (const hicn_packet_buffer_t *pkbuf, \ size_t pos) \ { \ return HICN_LIB_ERROR_##error; \ } #endif /* HICN_OPS_H */ /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */