const PTLS_MAX_DIGEST_SIZE* = 64 const PTLS_ALERT_BAD_CERTIFICATE* = 42 const PTLS_ALERT_UNKNOWN_CA* = 48 type List*[T] = object list*: ptr T count*: csize_t ptls_cipher_algorithm_t* {.importc, header: "picotls.h", bycopy.} = object name*: cstring key_size*: csize_t block_size*: csize_t iv_size*: csize_t context_size*: csize_t setup_crypto*: proc(ctx: ptr ptls_cipher_context_t, is_enc: cint, key: pointer): cint {.cdecl.} ptls_aead_algorithm_t* {.importc, header: "picotls.h", bycopy.} = object name*: cstring confidentiality_limit*: uint64 integrity_limit*: uint64 ctr_cipher*: ptr ptls_cipher_algorithm_t ecb_cipher*: ptr ptls_cipher_algorithm_t key_size*: csize_t iv_size*: csize_t tag_size*: csize_t context_size*: csize_t setup_crypto*: proc(ctx: ptr ptls_aead_context_t, is_enc: cint, key: pointer, iv: pointer): cint {.cdecl.} ptls_hash_final_mode_t* {.importc, header: "picotls.h", bycopy.} = enum PTLS_HASH_FINAL_MODE_FREE = 0, PTLS_HASH_FINAL_MODE_RESET = 1, PTLS_HASH_FINAL_MODE_SNAPSHOT = 2 ptls_hash_context_t* {.importc, header: "picotls.h", bycopy.} = object update*: proc(ctx: ptr ptls_hash_context_t, src: pointer, len: csize_t) {.cdecl.} final*: proc(ctx: ptr ptls_hash_context_t, md: pointer, mode: ptls_hash_final_mode_t) {.cdecl.} clone*: proc(src: ptr ptls_hash_context_t): ptr ptls_hash_context_t {.cdecl.} ptls_hash_algorithm_t* {.importc, header: "picotls.h", bycopy.} = object block_size*: csize_t digest_size*: csize_t create*: proc(): ptr ptls_hash_context_t {.cdecl.} empty_digest*: array[PTLS_MAX_DIGEST_SIZE, uint8] ptls_cipher_suite_t* {.importc, header: "picotls.h", bycopy.} = object id*: uint16 aead*: ptr ptls_aead_algorithm_t hash*: ptr ptls_hash_algorithm_t CipherSuiteListElem* = object cipher_suite*: ptr ptls_cipher_suite_t record_digest*: array[PTLS_MAX_DIGEST_SIZE, uint8] VerifySignCb* = proc(verify_ctx: pointer, data: ptls_iovec_t, sign: ptls_iovec_t): cint {.cdecl.} ptls_t* {.importc, header: "picotls.h", incompleteStruct.} = object ptls_key_exchange_algorithm_t* {.importc, header: "picotls.h", bycopy.} = object id*: uint16 create*: proc(algo: ptr ptls_key_exchange_algorithm_t, ctx: ptr ptr ptls_key_exchange_context_t): cint {.cdecl.} exchange*: proc(algo: ptr ptls_key_exchange_algorithm_t, pubkey: ptr ptls_iovec_t, secret: ptr ptls_iovec_t): cint {.cdecl.} data*: pointer ptls_key_exchange_context_t* {.importc, header: "picotls.h", bycopy.} = object algo*: ptr ptls_key_exchange_algorithm_t pubkey*: ptls_iovec_t on_exchange*: proc(keyex: ptr ptr ptls_key_exchange_context_t, release: cint, secret: ptr ptls_iovec_t, peerkey: ptls_iovec_t): cint {.cdecl.} ptls_esni_context_t* {.importc, header: "picotls.h", bycopy.} = object key_exchanges*: ptr ptr ptls_key_exchange_context_t cipher_suites*: ptr CipherSuiteListElem padded_length*: uint16 not_before*: uint64 not_after*: uint64 version*: uint16 ptls_iovec_t* {.importc, header: "picotls.h", bycopy.} = object base*: ptr uint8 len*: csize_t ptls_on_client_hello_parameters_t* {.importc, header: "picotls.h", bycopy.} = object server_name*: ptls_iovec_t raw_message*: ptls_iovec_t negotiated_protocols*: List[ptls_iovec_t] signature_algorithms*: List[uint16] certificate_compression_algorithms*: List[uint16] cipher_suites*: List[uint16] esni* {.bitsize: 1.}: cuint incompatible_version* {.bitsize: 1.}: cuint ptls_traffic_protection_t* {.importc, header: "picotls.h", incompleteStruct.} = object ptls_message_emitter_t* {.importc, header: "picotls.h", bycopy.} = object buf*: ptr ptls_buffer_t enc*: ptr ptls_traffic_protection_t record_header_length*: csize_t begin_message*: proc (self: ptr ptls_message_emitter_t): cint {.cdecl.} commit_message*: proc (self: ptr ptls_message_emitter_t): cint {.cdecl.} ptls_key_schedule_t* {.importc, header: "picotls.h", bycopy.} = object ptls_buffer_t* {.importc, header: "picotls.h", bycopy.} = object base*: uint8 capacity*: csize_t off*: csize_t is_allocated*: cint ptls_get_time_t* {.importc, header: "picotls.h", bycopy.} = object cb*: proc(self: ptr ptls_get_time_t): uint64 {.cdecl.} ptls_on_client_hello_t* {.importc, header: "picotls.h", bycopy.} = object cb*: proc(self: ptr ptls_on_client_hello_t, tls: ptr ptls_t, params: ptr ptls_on_client_hello_parameters_t): cint {.cdecl.} ptls_emit_certificate_t* {.importc, header: "picotls.h", bycopy.} = object cb*: proc(self: ptr ptls_emit_certificate_t, tls: ptr ptls_t, emitter: ptr ptls_message_emitter_t, key_sched: ptr ptls_key_schedule_t, context: ptls_iovec_t, push_status_request: cint, compress_algos: uint16, num_compress_algos: csize_t): cint {.cdecl.} ptls_sign_certificate_t* {.importc, header: "picotls.h", bycopy.} = object cb*: proc(self: ptr ptls_sign_certificate_t, tls: ptr ptls_t, selected_algorithm: uint16, output: ptr ptls_buffer_t, input: ptls_iovec_t, algorithms: uint16, num_algorithms: csize_t): cint {.cdecl.} ptls_verify_certificate_t* {.importc, header: "picotls.h", bycopy.} = object cb*: proc(self: ptr ptls_verify_certificate_t, tls: ptr ptls_t, verify_sign: ptr VerifySignCb, verify_data: ptr pointer, certs: ptr ptls_iovec_t, numCerts: csize_t): cint {.cdecl.} ptls_encrypt_ticket_t* {.importc, header: "picotls.h", bycopy.} = object cb*: proc(self: ptr ptls_encrypt_ticket_t, tls: ptr ptls_t, is_encrypt: cint, dst: ptr ptls_buffer_t, src: ptls_iovec_t): cint {.cdecl.} ptls_save_ticket_t* {.importc, header: "picotls.h", bycopy.} = object cb*: proc(self: ptr ptls_save_ticket_t, tls: ptr ptls_t, input: ptls_iovec_t): cint {.cdecl.} ptls_log_event_t* {.importc, header: "picotls.h", bycopy.} = object cb*: proc(self: ptr ptls_log_event_t, tls: ptr ptls_t, `type`: cstring, fmt: cstring) {.cdecl, varargs.} ptls_update_open_count_t* {.importc, header: "picotls.h", bycopy.} = object cb*: proc(self: ptr ptls_update_open_count_t, delta: BiggestInt) {.cdecl.} ptls_update_traffic_key_t* {.importc, header: "picotls.h", bycopy.} = object cb*: proc(self: ptr ptls_update_traffic_key_t, tls: ptr ptls_t, is_enc: cint, epoch: csize_t, secret: pointer): cint {.cdecl.} ptls_decompress_certificate_t* {.importc, header: "picotls.h", bycopy.} = object supported_algorithms*: uint16 cb*: proc(self: ptr ptls_decompress_certificate_t, tls: ptr ptls_t, algorithm: uint16, output: ptls_iovec_t, input: ptls_iovec_t): cint {.cdecl.} ptls_update_esni_key_t* {.importc, header: "picotls.h", bycopy.} = object cb*: proc(self: ptr ptls_update_esni_key_t, tls: ptr ptls_t, secret: ptls_iovec_t, hash: ptls_hash_algorithm_t, hashed_esni_contents: pointer): cint {.cdecl.} ptls_on_extension_t* {.importc, header: "picotls.h", bycopy.} = object cb*: proc(self: ptr ptls_on_extension_t, tls: ptr ptls_t, hstype: uint8, exttype: uint16, extdata: ptls_iovec_t): cint {.cdecl.} ptls_context_t* {.importc, header: "picotls.h", bycopy.} = object random_bytes*: proc (buf: pointer, len: csize_t) {.cdecl.} get_time*: ptr ptls_get_time_t key_exchanges*: ptr ptr ptls_key_exchange_algorithm_t cipher_suites*: ptr ptr ptls_cipher_suite_t certificates*: List[ptls_iovec_t] esni*: ptr ptr ptls_esni_context_t on_client_hello*: ptr ptls_on_client_hello_t emit_certificate*: ptr ptls_emit_certificate_t sign_certificate*: ptr ptls_sign_certificate_t verify_certificate*: ptr ptls_verify_certificate_t ticket_lifetime*: uint32 max_early_data_size*: uint32 max_buffer_size*: csize_t hkdf_label_prefix_obsolete: cstring require_dhe_on_psk* {.bitsize: 1.}: cuint use_exporter* {.bitsize: 1.}: cuint send_change_cipher_spec* {.bitsize: 1.}: cuint require_client_authentication* {.bitsize: 1.}: cuint omit_end_of_early_data* {.bitsize: 1.}: cuint encrypt_ticket*: ptr ptls_encrypt_ticket_t save_ticket*: ptr ptls_save_ticket_t log_event*: ptr ptls_log_event_t update_open_count*: ptr ptls_update_open_count_t update_traffic_key*: ptr ptls_update_traffic_key_t decompress_certificate*: ptr ptls_decompress_certificate_t update_esni_key*: ptr ptls_update_esni_key_t on_extension*: ptr ptls_on_extension_t ptls_cipher_context_t* {.importc, header: "picotls.h", bycopy.} = object algo*: ptr ptls_cipher_algorithm_t do_dispose*: proc(ctx: ptr ptls_cipher_context_t) {.cdecl.} do_init*: proc(ctx: ptr ptls_cipher_context_t, iv: pointer) {.cdecl.} do_transform*: proc(ctx: ptr ptls_cipher_context_t, output: pointer, input: pointer, len: csize_t) {.cdecl.} ptls_aead_supplementary_encryption_t* {.importc, header: "picotls.h", bycopy.} = object ctx*: ptr ptls_cipher_context_t input*: pointer output*: array[16, uint8] ptls_aead_context_t* {.importc, header: "picotls.h", bycopy.} = object algo*: ptr ptls_aead_algorithm_t dispose_crypto*: proc(ctx: ptr ptls_aead_context_t) {.cdecl.} do_encrypt_init*: proc(ctx: ptr ptls_aead_context_t, seq: uint64, aad: pointer, aadlen: csize_t) {.cdecl.} do_encrypt_update*: proc(ctx: ptr ptls_aead_context_t, output: pointer, input: pointer, inlen: csize_t): csize_t {.cdecl.} do_encrypt_final*: proc(ctx: ptr ptls_aead_context_t, output: pointer): csize_t {.cdecl.} do_encrypt*: proc(ctx: ptr ptls_aead_context_t, output: pointer, input: pointer, inlen: csize_t, seq: uint64, aad: pointer, aadlen: csize_t, supp: ptr ptls_aead_supplementary_encryption_t) {.cdecl.} ClientProperties* {.importc, header: "picotls.h", bycopy.} = object negotiated_protocols*: List[ptls_iovec_t] session_ticket*: ptls_iovec_t max_early_data_size*: ptr csize_t early_data_acceptance*: ptls_early_data_acceptance_t negotiate_before_key_exchange* {.bitsize: 1.}: cuint esni_keys*: ptls_iovec_t PskBinder* {.importc, header: "picotls.h", bycopy.} = object base*: array[64, uint8] len*: csize_t Cookie* {.importc, header: "picotls.h", bycopy.} = object key*: pointer additional_data*: ptls_iovec_t ServerProperties* {.importc, header: "picotls.h", bycopy.} = object selected_psk_binder*: PskBinder cookie*: Cookie enforce_retry* {.bitsize: 1.}: cuint retry_uses_cookie* {.bitsize: 1.}: cuint ClientOrServer* {.union, bycopy.} = object client*: ClientProperties server*: ServerProperties ptls_raw_extension_t* {.importc, header: "picotls.h", bycopy.} = object `type`*: uint16 data*: ptls_iovec_t ptls_early_data_acceptance_t* {.importc, header: "picotls.h", bycopy.} = enum PTLS_EARLY_DATA_ACCEPTANCE_UNKNOWN = 0, PTLS_EARLY_DATA_REJECTED, PTLS_EARLY_DATA_ACCEPTED ptls_handshake_properties_t* {.importc, header: "picotls.h", bycopy.} = object properties*: ClientOrServer additional_extensions*: ptr ptls_raw_extension_t collect_extension*: proc (tls: ptr ptls_t; properties: ptr ptls_handshake_properties_t; `type`: uint16): cint {.cdecl.} collected_extensions*: proc (tls: ptr ptls_t; properties: ptr ptls_handshake_properties_t; extensions: ptr ptls_raw_extension_t): cint {.cdecl.} var ptls_get_time* {.importc, header: "picotls.h".}: ptls_get_time_t proc ptls_iovec_init*(p: pointer, len: csize_t): ptls_iovec_t {.importc, header: "picotls.h", cdecl.} proc ptls_load_certificates*(ctx: ptr ptls_context_t, cert_pem_file: cstring): cint {.importc, header: "picotls.h", cdecl.} proc ptls_get_data_ptr*(tls: ptr ptls_t): ptr pointer {.importc, header: "picotls.h", cdecl.}