# SPDX-License-Identifier: (GPL-2.0 OR Linux-OpenIB) # Copyright (c) 2019, Mellanox Technologies. All rights reserved. See COPYING file include 'libibverbs.pxd' include 'librdmacm_enums.pxd' from libc.stdint cimport uint8_t, uint32_t cdef extern from '': cdef struct rdma_cm_id: ibv_context *verbs rdma_event_channel *channel void *context ibv_qp *qp rdma_port_space ps uint8_t port_num rdma_cm_event *event ibv_comp_channel *send_cq_channel ibv_cq *send_cq ibv_comp_channel *recv_cq_channel ibv_cq *recv_cq ibv_srq *srq ibv_pd *pd ibv_qp_type qp_type cdef struct rdma_event_channel: int fd cdef struct rdma_conn_param: const void *private_data uint8_t private_data_len uint8_t responder_resources uint8_t initiator_depth uint8_t flow_control uint8_t retry_count uint8_t rnr_retry_count uint8_t srq uint32_t qp_num cdef struct rdma_ud_param: const void *private_data uint8_t private_data_len ibv_ah_attr ah_attr uint32_t qp_num uint32_t qkey cdef union param: rdma_conn_param conn rdma_ud_param ud cdef struct rdma_cm_event: rdma_cm_id *id rdma_cm_id *listen_id rdma_cm_event_type event int status param param cdef struct rdma_addrinfo: int ai_flags int ai_family int ai_qp_type int ai_port_space int ai_src_len int ai_dst_len sockaddr *ai_src_addr sockaddr *ai_dst_addr char *ai_src_canonname char *ai_dst_canonname size_t ai_route_len void *ai_route size_t ai_connect_len void *ai_connect rdma_addrinfo *ai_next # These non rdmacm structs defined in one of rdma_cma.h's included header files cdef struct sockaddr: unsigned short sa_family char sa_data[14] cdef struct in_addr: uint32_t s_addr cdef struct sockaddr_in: short sin_family unsigned short sin_port in_addr sin_addr char sin_zero[8] int rdma_create_ep(rdma_cm_id **id, rdma_addrinfo *res, ibv_pd *pd, ibv_qp_init_attr *qp_init_attr) void rdma_destroy_ep(rdma_cm_id *id) int rdma_get_request(rdma_cm_id *listen, rdma_cm_id **id) int rdma_connect(rdma_cm_id *id, rdma_conn_param *conn_param) int rdma_disconnect(rdma_cm_id *id) int rdma_listen(rdma_cm_id *id, int backlog) int rdma_accept(rdma_cm_id *id, rdma_conn_param *conn_param) int rdma_getaddrinfo(char *node, char *service, rdma_addrinfo *hints, rdma_addrinfo **res) void rdma_freeaddrinfo(rdma_addrinfo *res) cdef extern from '': int rdma_post_recv(rdma_cm_id *id, void *context, void *addr, size_t length, ibv_mr *mr) int rdma_post_send(rdma_cm_id *id, void *context, void *addr, size_t length, ibv_mr *mr, int flags) int rdma_get_send_comp(rdma_cm_id *id, ibv_wc *wc) int rdma_get_recv_comp(rdma_cm_id *id, ibv_wc *wc) ibv_mr *rdma_reg_msgs(rdma_cm_id *id, void *addr, size_t length) int rdma_dereg_mr(ibv_mr *mr)