.\" Automatically generated by Pandoc 2.2.1
.\"
.TH "IBV_QUERY_PKEY" "3" "2006\-10\-31" "libibverbs" "Libibverbs Programmer's Manual"
.hy
.SH NAME
.PP
ibv_query_pkey \- query an InfiniBand port's P_Key table
.SH SYNOPSIS
.IP
.nf
\f[C]
#include\ <infiniband/verbs.h>

int\ ibv_query_pkey(struct\ ibv_context\ *context,
\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ uint8_t\ port_num,
\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ int\ index,
\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ uint16_t\ *pkey);
\f[]
.fi
.SH DESCRIPTION
.PP
\f[B]ibv_query_pkey()\f[] returns the P_Key value (in network byte
order) in entry \f[I]index\f[] of port \f[I]port_num\f[] for device
context \f[I]context\f[] through the pointer \f[I]pkey\f[].
.SH RETURN VALUE
.PP
\f[B]ibv_query_pkey()\f[] returns 0 on success, and \-1 on error.
.SH SEE ALSO
.PP
\f[B]ibv_open_device\f[](3), \f[B]ibv_query_device\f[](3),
\f[B]ibv_query_gid\f[](3), \f[B]ibv_query_port\f[](3)
.SH AUTHOR
.PP
Dotan Barak <dotanba@gmail.com>