.\" Automatically generated by Pandoc 2.9.2.1
.\"
.TH "manadv_set_context_attr" "3" "" "" ""
.hy
.SH NAME
.PP
manadv_set_context_attr - Set context attributes
.SH SYNOPSIS
.IP
.nf
\f[C]
#include <infiniband/manadv.h>

int manadv_set_context_attr(struct ibv_context *context,
                            enum manadv_set_ctx_attr_type attr_type,
                            void *attr);
\f[R]
.fi
.SH DESCRIPTION
.PP
manadv_set_context_attr gives the ability to set vendor specific
attributes on the RDMA context.
.SH ARGUMENTS
.TP
\f[I]context\f[R]
RDMA device context to work on.
.TP
\f[I]attr_type\f[R]
The type of the provided attribute.
.TP
\f[I]attr\f[R]
Pointer to the attribute to be set.
.SS attr_type
.IP
.nf
\f[C]
enum manadv_set_ctx_attr_type {
    /* Attribute type uint8_t */
    MANADV_SET_CTX_ATTR_BUF_ALLOCATORS = 0,
};
\f[R]
.fi
.TP
\f[I]MANADV_SET_CTX_ATTR_BUF_ALLOCATORS\f[R]
Provide an external buffer allocator
.IP
.nf
\f[C]
struct manadv_ctx_allocators {
    void *(*alloc)(size_t size, void *priv_data);
    void (*free)(void *ptr, void *priv_data);
    void *data;
};
\f[R]
.fi
.TP
\f[I]alloc\f[R]
Function used for buffer allocation instead of libmana internal method
.TP
\f[I]free\f[R]
Function used to free buffers allocated by alloc function
.TP
\f[I]data\f[R]
Metadata that can be used by alloc and free functions
.SH RETURN VALUE
.PP
Returns 0 on success, or the value of errno on failure (which indicates
the failure reason).
.SH AUTHOR
.PP
Long Li <longli@microsoft.com>
