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698 B
698 B
Name
share_buffer_with - allow another process to map a shareable buffer
Synopsis
#include <SharedBuffer.h>
int share_buffer_with(int shared_buffer_id, pid_t peer_pid);
Description
Gives the process with PID peer_pid permission to map the shareable buffer with ID shared_buffer_id.
Return value
On success, returns 0. Otherwise, returns -1 and errno is set.
Errors
EINVAL:peer_pidis invalid, orshared_buffer_idis not a valid ID.EPERM: The calling process does not have access to the buffer withshared_buffer_id.ESRCH: No process with PIDpeer_pidis found.