DOKK / manpages / debian 12 / librpma-dev / rpma_mr_get_ptr.3.en
rpma_mr_get_ptr(3) RPMA Programmer's Manual rpma_mr_get_ptr(3)

rpma_mr_get_ptr - get the pointer to the local memory region


#include <librpma.h>
struct rpma_mr_local;
int rpma_mr_get_ptr(const struct rpma_mr_local *mr, void **ptr);

rpma_mr_get_ptr() gets a memory region pointer from the local memory registration object.

The rpma_mr_get_ptr() function returns 0 on success or a negative error code on failure. rpma_mr_get_ptr() does not set *ptr value on failure.

rpma_mr_get_ptr() can fail with the following error:

RPMA_E_INVAL - mr or ptr is NULL

rpma_mr_reg(3), librpma(7) and https://pmem.io/rpma/

10 January 2023 RPMA