#include "spebase.h"

Include dependency graph for create.h:

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Functions
int	_base_spe_open_if_closed (struct spe_context *spe, enum fd_name fdesc, int locked)
void	_base_spe_close_if_open (struct spe_context *spe, enum fd_name fdesc)

Function Documentation

void _base_spe_close_if_open	(	struct spe_context *	spe,
		enum fd_name	fdesc
	)

Definition at line 125 of file create.c.

References _base_spe_context_lock(), _base_spe_context_unlock(), spe_context::base_private, spe_context_base_priv::spe_fds_array, and spe_context_base_priv::spe_fds_refcount.

Referenced by __base_spe_event_source_release(), and _base_spe_signal_write().

{
        _base_spe_context_lock(spe, fdesc);

        if (spe->base_private->spe_fds_array[(int)fdesc] != -1 &&
                spe->base_private->spe_fds_refcount[(int)fdesc] == 1) {

                spe->base_private->spe_fds_refcount[(int)fdesc]--;
                close(spe->base_private->spe_fds_array[(int)fdesc]);

                spe->base_private->spe_fds_array[(int)fdesc] = -1;
        } else if (spe->base_private->spe_fds_refcount[(int)fdesc] > 0) {
                spe->base_private->spe_fds_refcount[(int)fdesc]--;
        }

        _base_spe_context_unlock(spe, fdesc);
}

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int _base_spe_open_if_closed	(	struct spe_context *	spe,
		enum fd_name	fdesc,
		int	locked
	)

Definition at line 101 of file create.c.

References _base_spe_context_lock(), _base_spe_context_unlock(), spe_context::base_private, spe_context_base_priv::fd_spe_dir, fd_attr::mode, fd_attr::name, spe_context_base_priv::spe_fds_array, and spe_context_base_priv::spe_fds_refcount.

Referenced by __base_spe_event_source_acquire(), _base_spe_in_mbox_status(), _base_spe_in_mbox_write(), _base_spe_mssync_start(), _base_spe_mssync_status(), _base_spe_out_intr_mbox_read(), _base_spe_out_intr_mbox_status(), _base_spe_out_mbox_read(), _base_spe_out_mbox_status(), and _base_spe_signal_write().

{
        if (!locked)
                _base_spe_context_lock(spe, fdesc);

        /* already open? */
        if (spe->base_private->spe_fds_array[fdesc] != -1) {
                spe->base_private->spe_fds_refcount[fdesc]++;
        } else {
                spe->base_private->spe_fds_array[fdesc] =
                        openat(spe->base_private->fd_spe_dir,
                                        spe_fd_attr[fdesc].name,
                                        spe_fd_attr[fdesc].mode);

                if (spe->base_private->spe_fds_array[(int)fdesc] > 0)
                        spe->base_private->spe_fds_refcount[(int)fdesc]++;
        }

        if (!locked)
                _base_spe_context_unlock(spe, fdesc);

        return spe->base_private->spe_fds_array[(int)fdesc];
}

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Functions

Function Documentation