umad_get_mad_addr(3) — Linux manual page


UMAD_GET_MAD_ADDR(3)   OpenIB Programmer's Manual   UMAD_GET_MAD_ADDR(3)

NAME         top

       umad_get_mad_addr - get the address of the ib_mad_addr from a
       umad buffer

SYNOPSIS         top

       #include <infiniband/umad.h>

       ib_mad_addr_t * umad_get_mad_addr(void *umad);

DESCRIPTION         top

       umad_get_mad_addr() returns a pointer to the ib_mad_addr struct
       within the specified umad buffer.

RETURN VALUE         top

       The return value is a pointer to an ib_mad_addr_t struct, as
       specified in <infiniband/umad.h>.

       typedef struct ib_mad_addr {
               uint32_t qpn;
               uint32_t qkey;
               uint16_t lid;
               uint8_t  sl;
               uint8_t  path_bits;
               uint8_t  grh_present;
               uint8_t  gid_index;
               uint8_t  hop_limit;
               uint8_t  traffic_class;
               uint8_t  gid[16];
               uint32_t flow_label;
       } ib_mad_addr_t;

AUTHOR         top

       Hal Rosenstock <>

COLOPHON         top

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OpenIB                        May 21, 2007          UMAD_GET_MAD_ADDR(3)