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// SPDX-License-Identifier: LGPL-2.1-or-later
#ifndef __HINOKO_FW_ISO_RESOURCE_PRIVATE_H__
#define __HINOKO_FW_ISO_RESOURCE_PRIVATE_H__
#include "hinoko.h"
#include <unistd.h>
#include <errno.h>
#include <sys/ioctl.h>
#define GENERATION_PROP_NAME "generation"
#define ALLOCATED_SIGNAL_NAME "allocated"
#define DEALLOCATED_SIGNAL_NAME "deallocated"
extern const char *const fw_iso_resource_err_msgs[HINOKO_FW_ISO_RESOURCE_ERROR_EVENT + 1];
#define generate_coded_error(error, code) \
g_set_error_literal(error, HINOKO_FW_ISO_RESOURCE_ERROR, code, \
fw_iso_resource_err_msgs[code])
#define generate_syscall_error(error, errno, format, arg) \
g_set_error(error, HINOKO_FW_ISO_RESOURCE_ERROR, \
HINOKO_FW_ISO_RESOURCE_ERROR_FAILED, \
format " %d(%s)", arg, errno, strerror(errno))
#define generate_ioctl_error(error, errno, request) \
generate_syscall_error(error, errno, "ioctl(%s)", #request)
struct fw_iso_resource_state {
int fd;
struct fw_cdev_event_bus_reset bus_state;
};
enum fw_iso_resource_prop_type {
FW_ISO_RESOURCE_PROP_TYPE_GENERATION = 1,
FW_ISO_RESOURCE_PROP_TYPE_COUNT,
};
void fw_iso_resource_class_override_properties(GObjectClass *gobject_class);
void fw_iso_resource_state_get_property(const struct fw_iso_resource_state *state, GObject *obj,
guint id, GValue *val, GParamSpec *spec);
void fw_iso_resource_state_init(struct fw_iso_resource_state *state);
void fw_iso_resource_state_release(struct fw_iso_resource_state *state);
gboolean fw_iso_resource_state_open(struct fw_iso_resource_state *state, const gchar *path,
gint open_flag, GError **error);
gboolean fw_iso_resource_state_create_source(struct fw_iso_resource_state *state,
HinokoFwIsoResource *inst,
void (*handle_event)(HinokoFwIsoResource *self,
const union fw_cdev_event *event),
GSource **source, GError **error);
gboolean fw_iso_resource_state_cache_bus_state(struct fw_iso_resource_state *state, GError **error);
struct fw_iso_resource_waiter {
GMutex mutex;
GCond cond;
GError *error;
gboolean handled;
guint64 expiration;
gulong handler_id;
};
void fw_iso_resource_waiter_init(struct fw_iso_resource_waiter *w, HinokoFwIsoResource *self,
const char *signal_name, guint timeout_ms);
gboolean fw_iso_resource_waiter_wait(struct fw_iso_resource_waiter *w, HinokoFwIsoResource *self,
GError **error);
void parse_iso_resource_event(const struct fw_cdev_event_iso_resource *ev, guint *channel,
guint *bandwidth, const char **signal_name, GError **error);
#endif
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