diff options
Diffstat (limited to 'contrib/rdmacm-mux/rdmacm-mux.h')
-rw-r--r-- | contrib/rdmacm-mux/rdmacm-mux.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/contrib/rdmacm-mux/rdmacm-mux.h b/contrib/rdmacm-mux/rdmacm-mux.h new file mode 100644 index 0000000000..942a802c47 --- /dev/null +++ b/contrib/rdmacm-mux/rdmacm-mux.h @@ -0,0 +1,61 @@ +/* + * QEMU paravirtual RDMA - rdmacm-mux declarations + * + * Copyright (C) 2018 Oracle + * Copyright (C) 2018 Red Hat Inc + * + * Authors: + * Yuval Shaia <yuval.shaia@oracle.com> + * Marcel Apfelbaum <marcel@redhat.com> + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + * + */ + +#ifndef RDMACM_MUX_H +#define RDMACM_MUX_H + +#include "linux/if.h" +#include "infiniband/verbs.h" +#include "infiniband/umad.h" +#include "rdma/rdma_user_cm.h" + +typedef enum RdmaCmMuxMsgType { + RDMACM_MUX_MSG_TYPE_REQ = 0, + RDMACM_MUX_MSG_TYPE_RESP = 1, +} RdmaCmMuxMsgType; + +typedef enum RdmaCmMuxOpCode { + RDMACM_MUX_OP_CODE_REG = 0, + RDMACM_MUX_OP_CODE_UNREG = 1, + RDMACM_MUX_OP_CODE_MAD = 2, +} RdmaCmMuxOpCode; + +typedef enum RdmaCmMuxErrCode { + RDMACM_MUX_ERR_CODE_OK = 0, + RDMACM_MUX_ERR_CODE_EINVAL = 1, + RDMACM_MUX_ERR_CODE_EEXIST = 2, + RDMACM_MUX_ERR_CODE_EACCES = 3, + RDMACM_MUX_ERR_CODE_ENOTFOUND = 4, +} RdmaCmMuxErrCode; + +typedef struct RdmaCmMuxHdr { + RdmaCmMuxMsgType msg_type; + RdmaCmMuxOpCode op_code; + union ibv_gid sgid; + RdmaCmMuxErrCode err_code; +} RdmaCmUHdr; + +typedef struct RdmaCmUMad { + struct ib_user_mad hdr; + char mad[RDMA_MAX_PRIVATE_DATA]; +} RdmaCmUMad; + +typedef struct RdmaCmMuxMsg { + RdmaCmUHdr hdr; + int umad_len; + RdmaCmUMad umad; +} RdmaCmMuxMsg; + +#endif |