diff options
Diffstat (limited to 'lib/src/protocol/icmp.c')
-rw-r--r-- | lib/src/protocol/icmp.c | 251 |
1 files changed, 133 insertions, 118 deletions
diff --git a/lib/src/protocol/icmp.c b/lib/src/protocol/icmp.c index a16353427..5783cf52c 100644 --- a/lib/src/protocol/icmp.c +++ b/lib/src/protocol/icmp.c @@ -15,45 +15,47 @@ #include <string.h> #include <hicn/protocol/icmp.h> - #include <hicn/error.h> #include <hicn/ops.h> -DECLARE_get_interest_locator (icmp, UNEXPECTED) -DECLARE_set_interest_locator (icmp, UNEXPECTED) -DECLARE_get_interest_name (icmp, UNEXPECTED) -DECLARE_set_interest_name (icmp, UNEXPECTED) -DECLARE_get_interest_name_suffix (icmp, UNEXPECTED) -DECLARE_set_interest_name_suffix (icmp, UNEXPECTED) -DECLARE_mark_packet_as_interest (icmp, UNEXPECTED) -DECLARE_mark_packet_as_data (icmp, UNEXPECTED) -DECLARE_get_data_locator (icmp, UNEXPECTED) -DECLARE_set_data_locator (icmp, UNEXPECTED) -DECLARE_get_data_name (icmp, UNEXPECTED) -DECLARE_set_data_name (icmp, UNEXPECTED) -DECLARE_get_data_name_suffix (icmp, UNEXPECTED) -DECLARE_set_data_name_suffix (icmp, UNEXPECTED) -DECLARE_get_data_pathlabel (icmp, UNEXPECTED) -DECLARE_set_data_pathlabel (icmp, UNEXPECTED) -DECLARE_update_data_pathlabel (icmp, UNEXPECTED) -DECLARE_get_lifetime (icmp, UNEXPECTED) -DECLARE_set_lifetime (icmp, UNEXPECTED) -DECLARE_get_length (icmp, UNEXPECTED) -DECLARE_get_payload_length (icmp, UNEXPECTED) -DECLARE_set_payload_length (icmp, UNEXPECTED) -DECLARE_get_signature (icmp, UNEXPECTED) - -int icmp_init_packet_header (hicn_type_t type, hicn_protocol_t * h) -{ - h->icmp = (_icmp_header_t) - { - .type = 0,.code = 0,.csum = 0,}; - - return HICN_LIB_ERROR_NONE; // CHILD_OPS(init_packet_header, type, h->icmp); -} - -int -icmp_reset_interest_for_hash (hicn_type_t type, hicn_protocol_t * h) +DECLARE_get_interest_locator (icmp, UNEXPECTED); +DECLARE_set_interest_locator (icmp, UNEXPECTED); +DECLARE_get_interest_name (icmp, UNEXPECTED); +DECLARE_set_interest_name (icmp, UNEXPECTED); +DECLARE_get_interest_name_suffix (icmp, UNEXPECTED); +DECLARE_set_interest_name_suffix (icmp, UNEXPECTED); +DECLARE_mark_packet_as_interest (icmp, UNEXPECTED); +DECLARE_mark_packet_as_data (icmp, UNEXPECTED); +DECLARE_get_data_locator (icmp, UNEXPECTED); +DECLARE_set_data_locator (icmp, UNEXPECTED); +DECLARE_get_data_name (icmp, UNEXPECTED); +DECLARE_set_data_name (icmp, UNEXPECTED); +DECLARE_get_data_name_suffix (icmp, UNEXPECTED); +DECLARE_set_data_name_suffix (icmp, UNEXPECTED); +DECLARE_get_data_pathlabel (icmp, UNEXPECTED); +DECLARE_set_data_pathlabel (icmp, UNEXPECTED); +DECLARE_update_data_pathlabel (icmp, UNEXPECTED); +DECLARE_get_lifetime (icmp, UNEXPECTED); +DECLARE_set_lifetime (icmp, UNEXPECTED); +DECLARE_get_length (icmp, UNEXPECTED); +DECLARE_get_payload_length (icmp, UNEXPECTED); +DECLARE_set_payload_length (icmp, UNEXPECTED); +DECLARE_get_signature (icmp, UNEXPECTED); + +int +icmp_init_packet_header (hicn_type_t type, hicn_protocol_t *h) +{ + h->icmp = (_icmp_header_t){ + .type = 0, + .code = 0, + .csum = 0, + }; + + return HICN_LIB_ERROR_NONE; // CHILD_OPS(init_packet_header, type, h->icmp); +} + +int +icmp_reset_interest_for_hash (hicn_type_t type, hicn_protocol_t *h) { h->icmp.csum = 0; @@ -61,7 +63,7 @@ icmp_reset_interest_for_hash (hicn_type_t type, hicn_protocol_t * h) } int -icmp_reset_data_for_hash (hicn_type_t type, hicn_protocol_t * h) +icmp_reset_data_for_hash (hicn_type_t type, hicn_protocol_t *h) { h->icmp.csum = 0; @@ -69,93 +71,94 @@ icmp_reset_data_for_hash (hicn_type_t type, hicn_protocol_t * h) } int -icmp_update_checksums (hicn_type_t type, hicn_protocol_t * h, - u16 partial_csum, size_t payload_length) +icmp_update_checksums (hicn_type_t type, hicn_protocol_t *h, u16 partial_csum, + size_t payload_length) { return HICN_LIB_ERROR_NOT_IMPLEMENTED; -// h->icmp.csum = 0; -// h->icmp.csum = csum(h->bytes, TCP_HDRLEN + payload_length, ~partial_csum); -// -// return CHILD_OPS(update_checksums, type, h->icmp, 0, payload_length); + // h->icmp.csum = 0; + // h->icmp.csum = csum(h->bytes, TCP_HDRLEN + payload_length, + // ~partial_csum); + // + // return CHILD_OPS(update_checksums, type, h->icmp, 0, payload_length); } int -icmp_verify_checksums (hicn_type_t type, hicn_protocol_t * h, - u16 partial_csum, size_t payload_length) +icmp_verify_checksums (hicn_type_t type, hicn_protocol_t *h, u16 partial_csum, + size_t payload_length) { return HICN_LIB_ERROR_NOT_IMPLEMENTED; -// if (csum(h->bytes, TCP_HDRLEN + payload_length, ~partial_csum) != 0) -// return HICN_LIB_ERROR_CORRUPTED_PACKET; -// return CHILD_OPS(verify_checksums, type, h->icmp, 0, payload_length); + // if (csum(h->bytes, TCP_HDRLEN + payload_length, ~partial_csum) != 0) + // return HICN_LIB_ERROR_CORRUPTED_PACKET; + // return CHILD_OPS(verify_checksums, type, h->icmp, 0, payload_length); } int -icmp_rewrite_interest (hicn_type_t type, hicn_protocol_t * h, - const ip46_address_t * addr_new, - ip46_address_t * addr_old) +icmp_rewrite_interest (hicn_type_t type, hicn_protocol_t *h, + const ip46_address_t *addr_new, + ip46_address_t *addr_old) { return HICN_LIB_ERROR_NOT_IMPLEMENTED; -// u16 *icmp_checksum = &(h->icmp.csum); -// -// /* -// * Padding fields are set to zero so we can apply checksum on the -// * whole struct by interpreting it as IPv6 in all cases -// * -// * v4 code would be: -// * csum = ip_csum_sub_even (*icmp_checksum, h->ipv4.saddr.as_u32); -// * csum = ip_csum_add_even (csum, h->ipv4.saddr.as_u32); -// */ -// u16 csum = ip_csum_sub_even (*icmp_checksum, h->ipv6.saddr.as_u64[0]); -// csum = ip_csum_sub_even (csum, h->ipv6.saddr.as_u64[1]); -// csum = ip_csum_add_even (csum, h->ipv6.saddr.as_u64[0]); -// csum = ip_csum_add_even (csum, h->ipv6.saddr.as_u64[1]); -// -// *icmp_checksum = ip_csum_fold (csum); -// -// return HICN_LIB_ERROR_NONE; -} - -int -icmp_rewrite_data (hicn_type_t type, hicn_protocol_t * h, - const ip46_address_t * addr_new, ip46_address_t * addr_old, + // u16 *icmp_checksum = &(h->icmp.csum); + // + // /* + // * Padding fields are set to zero so we can apply checksum on the + // * whole struct by interpreting it as IPv6 in all cases + // * + // * v4 code would be: + // * csum = ip_csum_sub_even (*icmp_checksum, h->ipv4.saddr.as_u32); + // * csum = ip_csum_add_even (csum, h->ipv4.saddr.as_u32); + // */ + // u16 csum = ip_csum_sub_even (*icmp_checksum, h->ipv6.saddr.as_u64[0]); + // csum = ip_csum_sub_even (csum, h->ipv6.saddr.as_u64[1]); + // csum = ip_csum_add_even (csum, h->ipv6.saddr.as_u64[0]); + // csum = ip_csum_add_even (csum, h->ipv6.saddr.as_u64[1]); + // + // *icmp_checksum = ip_csum_fold (csum); + // + // return HICN_LIB_ERROR_NONE; +} + +int +icmp_rewrite_data (hicn_type_t type, hicn_protocol_t *h, + const ip46_address_t *addr_new, ip46_address_t *addr_old, const hicn_faceid_t face_id, u8 reset_pl) { return HICN_LIB_ERROR_NOT_IMPLEMENTED; -// u16 *icmp_checksum = &(h->icmp.csum); -// -// /* -// * Padding fields are set to zero so we can apply checksum on the -// * whole struct by interpreting it as IPv6 in all cases -// * -// * v4 code would be: -// * csum = ip_csum_sub_even (*icmp_checksum, h->ipv4.saddr.as_u32); -// * csum = ip_csum_add_even (csum, h->ipv4.saddr.as_u32); -// */ -// u16 csum = ip_csum_sub_even (*icmp_checksum, addr_old->ip6.as_u64[0]); -// csum = ip_csum_sub_even (*icmp_checksum, addr_old->ip6.as_u64[1]); -// csum = ip_csum_add_even (csum, addr_new->ip6.as_u64[0]); -// csum = ip_csum_add_even (csum, addr_new->ip6.as_u64[1]); -// -// csum = ip_csum_sub_even (csum, h->icmp.pathlabel); -// icmp_update_data_pathlabel(type, h, face_id); -// csum = ip_csum_add_even (csum, h->icmp.pathlabel); -// -// *icmp_checksum = ip_csum_fold (csum); -// -// return HICN_LIB_ERROR_NONE; -} - -int -icmp_get_current_header_length (hicn_type_t type, const hicn_protocol_t * h, - size_t * header_length) + // u16 *icmp_checksum = &(h->icmp.csum); + // + // /* + // * Padding fields are set to zero so we can apply checksum on the + // * whole struct by interpreting it as IPv6 in all cases + // * + // * v4 code would be: + // * csum = ip_csum_sub_even (*icmp_checksum, h->ipv4.saddr.as_u32); + // * csum = ip_csum_add_even (csum, h->ipv4.saddr.as_u32); + // */ + // u16 csum = ip_csum_sub_even (*icmp_checksum, addr_old->ip6.as_u64[0]); + // csum = ip_csum_sub_even (*icmp_checksum, addr_old->ip6.as_u64[1]); + // csum = ip_csum_add_even (csum, addr_new->ip6.as_u64[0]); + // csum = ip_csum_add_even (csum, addr_new->ip6.as_u64[1]); + // + // csum = ip_csum_sub_even (csum, h->icmp.pathlabel); + // icmp_update_data_pathlabel(type, h, face_id); + // csum = ip_csum_add_even (csum, h->icmp.pathlabel); + // + // *icmp_checksum = ip_csum_fold (csum); + // + // return HICN_LIB_ERROR_NONE; +} + +int +icmp_get_current_header_length (hicn_type_t type, const hicn_protocol_t *h, + size_t *header_length) { *header_length = ICMP_HDRLEN; return HICN_LIB_ERROR_NONE; } int -icmp_get_header_length (hicn_type_t type, const hicn_protocol_t * h, - size_t * header_length) +icmp_get_header_length (hicn_type_t type, const hicn_protocol_t *h, + size_t *header_length) { size_t child_header_length = 0; int rc = CHILD_OPS (get_header_length, type, h, &child_header_length); @@ -167,57 +170,69 @@ icmp_get_header_length (hicn_type_t type, const hicn_protocol_t * h, } int -icmp_get_signature_size (hicn_type_t type, const hicn_protocol_t * h, - size_t * signature_size) +icmp_get_signature_size (hicn_type_t type, const hicn_protocol_t *h, + size_t *signature_size) { return CHILD_OPS (get_signature_size, type, h, signature_size); } int -icmp_set_signature_size (hicn_type_t type, hicn_protocol_t * h, +icmp_set_signature_size (hicn_type_t type, hicn_protocol_t *h, size_t signature_size) { return CHILD_OPS (set_signature_size, type, h, signature_size); } int -icmp_set_signature_timestamp(hicn_type_t type, hicn_protocol_t * h, - uint64_t signature_timestamp) +icmp_set_signature_gap (hicn_type_t type, hicn_protocol_t *h, uint8_t gap) +{ + return CHILD_OPS (set_signature_gap, type, h, gap); +} + +int +icmp_get_signature_gap (hicn_type_t type, const hicn_protocol_t *h, + uint8_t *gap) +{ + return CHILD_OPS (get_signature_gap, type, h, gap); +} + +int +icmp_set_signature_timestamp (hicn_type_t type, hicn_protocol_t *h, + uint64_t signature_timestamp) { return CHILD_OPS (set_signature_timestamp, type, h, signature_timestamp); } int -icmp_get_signature_timestamp (hicn_type_t type, const hicn_protocol_t * h, - uint64_t * signature_timestamp) +icmp_get_signature_timestamp (hicn_type_t type, const hicn_protocol_t *h, + uint64_t *signature_timestamp) { return CHILD_OPS (get_signature_timestamp, type, h, signature_timestamp); } int -icmp_set_validation_algorithm (hicn_type_t type, hicn_protocol_t * h, - uint8_t validation_algorithm) +icmp_set_validation_algorithm (hicn_type_t type, hicn_protocol_t *h, + uint8_t validation_algorithm) { return CHILD_OPS (set_validation_algorithm, type, h, validation_algorithm); } int -icmp_get_validation_algorithm (hicn_type_t type, const hicn_protocol_t * h, - uint8_t * validation_algorithm) +icmp_get_validation_algorithm (hicn_type_t type, const hicn_protocol_t *h, + uint8_t *validation_algorithm) { return CHILD_OPS (get_validation_algorithm, type, h, validation_algorithm); } int -icmp_set_key_id (hicn_type_t type, hicn_protocol_t * h, - uint8_t *key_id) +icmp_set_key_id (hicn_type_t type, hicn_protocol_t *h, uint8_t *key_id) { return CHILD_OPS (set_key_id, type, h, key_id); } int -icmp_get_key_id (hicn_type_t type, hicn_protocol_t * h, - uint8_t **key_id, uint8_t *key_id_size) +icmp_get_key_id (hicn_type_t type, hicn_protocol_t *h, uint8_t **key_id, + uint8_t *key_id_size) { return CHILD_OPS (get_key_id, type, h, key_id, key_id_size); } |