244 lines
9.0 KiB
Vala
244 lines
9.0 KiB
Vala
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//
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// xsync.vapi: selected XSync APIs
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//
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// Copyright (c) 2016, Přemysl Janouch <p.janouch@gmail.com>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice appear in all copies.
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//
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// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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// SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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// OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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// CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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//
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// vim: set sw=2 ts=2 sts=2 et tw=80:
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// modules: x11
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// TODO: move this outside, I didn't expect the Xlib binding to be this shitty
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namespace X {
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[CCode (cname = "XErrorHandler", has_target = false)]
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public delegate int ErrorHandler (Display dpy, ErrorEvent *ee);
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[CCode (cname = "XSetErrorHandler")]
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public ErrorHandler set_error_handler (ErrorHandler handler);
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// XXX: can we extend the Display class so that the argument goes away?
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[CCode (cname = "XSync")]
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public int sync (Display dpy, bool discard);
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[CCode (cname = "XSupportsLocale")]
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public int supports_locale ();
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[CCode (cname = "XTextProperty", has_type_id = false)]
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public struct TextProperty {
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// There is always a null byte at the end but it may also appear earlier
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// depending on the other fields, so this is a bit misleading
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[CCode (array_null_terminated = true)]
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// Vala tries to g_free0() owned arrays, you still need to call XFree()
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public unowned uint8[]? @value;
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public Atom encoding;
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public int format;
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public ulong nitems;
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}
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[CCode (cname = "XGetTextProperty")]
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public int get_text_property (Display dpy, Window window, out TextProperty text_prop_return, Atom property);
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[CCode (cname = "XmbTextPropertyToTextList")]
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public int mb_text_property_to_text_list (Display dpy, ref TextProperty text_prop, [CCode (type = "char ***")] out uint8 **list_return, out int count_return);
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[CCode (cname = "XFreeStringList")]
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public void free_string_list ([CCode (type = "char **")] uint8** list);
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}
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namespace X {
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[CCode (cprefix = "", cheader_filename = "X11/extensions/sync.h")]
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namespace Sync {
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[CCode (cprefix = "XSync", cname = "int", has_type_id = false)]
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public enum EventType {
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CounterNotify,
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AlarmNotify
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}
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[CCode (cprefix = "", cname = "int", has_type_id = false)]
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public enum ErrorCode {
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[CCode (cname = "XSyncBadCounter")]
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BAD_COUNTER,
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[CCode (cname = "XSyncBadAlarm")]
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BAD_ALARM,
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[CCode (cname = "XSyncBadFence")]
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BAD_FENCE
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}
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[CCode (cprefix = "XSyncCA", cname = "int")]
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[Flags]
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public enum CA {
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Counter,
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ValueType,
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Value,
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TestType,
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Delta,
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Events
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}
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[CCode (cname = "XSyncValueType", cprefix = "XSync")]
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public enum ValueType {
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Absolute,
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Relative
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}
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[CCode (cname = "XSyncTestType", cprefix = "XSync")]
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public enum TestType {
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PositiveTransition,
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NegativeTransition,
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PositiveComparison,
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NegativeComparison
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}
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[CCode (cname = "XSyncAlarmState", cprefix = "XSyncAlarm")]
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public enum AlarmState {
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Active,
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Inactive,
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Destroyed
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}
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[CCode (cname = "XSyncValue", has_type_id = false)]
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[SimpleType]
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public struct Value {
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public int hi;
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public uint lo;
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}
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[CCode (cname = "XSyncIntToValue")]
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public void int_to_value (out Value value, int v);
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[CCode (cname = "XSyncIntsToValue")]
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public void ints_to_value (out Value value, uint l, int h);
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[CCode (cname = "XSyncValueGreaterThan")]
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public int value_greater_than (Value a, Value b);
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[CCode (cname = "XSyncValueLessThan")]
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public int value_less_than (Value a, Value b);
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[CCode (cname = "XSyncValueGreaterOrEqual")]
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public int value_greater_or_equal (Value a, Value b);
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[CCode (cname = "XSyncValueLessOrEqual")]
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public int value_less_or_equal (Value a, Value b);
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[CCode (cname = "XSyncValueEqual")]
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public int value_equal (Value a, Value b);
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[CCode (cname = "XSyncValueIsNegative")]
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public int value_is_negative (Value a, Value b);
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[CCode (cname = "XSyncValueIsZero")]
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public int value_is_zero (Value a, Value b);
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[CCode (cname = "XSyncValueIsPositive")]
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public int value_is_positive (Value a, Value b);
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[CCode (cname = "XSyncValueLow32")]
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public uint value_low32 (Value value);
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[CCode (cname = "XSyncValueHigh32")]
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public int value_high32 (Value value);
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[CCode (cname = "XSyncValueAdd")]
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public void value_add (out Value result, Value a, Value b, out int poverflow);
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[CCode (cname = "XSyncValueSubtract")]
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public void value_subtract (out Value result, Value a, Value b, out int poverflow);
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[CCode (cname = "XSyncMaxValue")]
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public void max_value (out Value pv);
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[CCode (cname = "XSyncMinValue")]
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public void min_value (out Value pv);
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[CCode (cname = "XSyncSystemCounter", has_type_id = false)]
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public struct SystemCounter {
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public string name;
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public X.ID counter;
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public Value resolution;
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}
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[CCode (cname = "XSyncTrigger", has_type_id = false)]
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public struct Trigger {
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public X.ID counter;
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public ValueType value_type;
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public Value wait_value;
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public TestType test_type;
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}
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[CCode (cname = "XSyncWaitCondition", has_type_id = false)]
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public struct WaitCondition {
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public Trigger trigger;
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public Value event_threshold;
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}
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[CCode (cname = "XSyncAlarmAttributes", has_type_id = false)]
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public struct AlarmAttributes {
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public Trigger trigger;
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public Value delta;
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public int events;
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public AlarmState state;
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}
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[CCode (cname = "XSyncCounterNotifyEvent", has_type_id = false)]
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public struct CounterNotifyEvent {
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// TODO: other fields
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public X.ID counter;
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public Value wait_value;
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public Value counter_value;
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}
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[CCode (cname = "XSyncAlarmNotifyEvent", has_type_id = false)]
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public struct AlarmNotifyEvent {
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// TODO: other fields
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public X.ID alarm;
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public Value counter_value;
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public Value alarm_value;
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public AlarmState state;
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}
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// TODO: XSyncAlarmError
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// TODO: XSyncCounterError
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[CCode (cname = "XSyncQueryExtension")]
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public X.Status query_extension (X.Display dpy, out int event_base, out int error_base);
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[CCode (cname = "XSyncInitialize")]
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public X.Status initialize (X.Display dpy, out int major_version, out int minor_version);
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[CCode (cname = "XSyncListSystemCounters")]
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public SystemCounter *list_system_counters (X.Display dpy, out int n_counters);
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[CCode (cname = "XSyncFreeSystemCounterList")]
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public void free_system_counter_list (SystemCounter *counters);
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[CCode (cname = "XSyncCreateCounter")]
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public X.ID create_counter (X.Display dpy, Value initial_value);
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[CCode (cname = "XSyncSetCounter")]
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public X.Status set_counter (X.Display dpy, X.ID counter, Value value);
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[CCode (cname = "XSyncChangeCounter")]
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public X.Status change_counter (X.Display dpy, X.ID counter, Value value);
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[CCode (cname = "XSyncDestroyCounter")]
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public X.Status destroy_counter (X.Display dpy, X.ID counter);
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[CCode (cname = "XSyncQueryCounter")]
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public X.Status query_counter (X.Display dpy, X.ID counter, out Value value);
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[CCode (cname = "XSyncAwait")]
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public X.Status await (X.Display dpy, WaitCondition *wait_list, int n_conditions);
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[CCode (cname = "XSyncCreateAlarm")]
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public X.ID create_alarm (X.Display dpy, CA values_mask, ref AlarmAttributes values);
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[CCode (cname = "XSyncDestroyAlarm")]
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public X.Status destroy_alarm (X.Display dpy, X.ID alarm);
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[CCode (cname = "XSyncQueryAlarm")]
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public X.Status query_alarm (X.Display dpy, X.ID alarm, out AlarmAttributes values_return);
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[CCode (cname = "XSyncChangeAlarm")]
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public X.Status change_alarm (X.Display dpy, X.ID alarm, CA values_mask, ref AlarmAttributes values);
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[CCode (cname = "XSyncSetPriority")]
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public X.Status set_priority (X.Display dpy, X.ID alarm, int priority);
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[CCode (cname = "XSyncGetPriority")]
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public X.Status get_priority (X.Display dpy, X.ID alarm, out int priority);
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[CCode (cname = "XSyncCreateFence")]
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public X.ID create_fence (X.Display dpy, X.Drawable d, int initially_triggered);
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[CCode (cname = "XSyncTriggerFence")]
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public int trigger_fence (X.Display dpy, X.ID fence);
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[CCode (cname = "XSyncResetFence")]
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public int reset_fence (X.Display dpy, X.ID fence);
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[CCode (cname = "XSyncDestroyFence")]
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public int destroy_fence (X.Display dpy, X.ID fence);
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[CCode (cname = "XSyncQueryFence")]
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public int query_fence (X.Display dpy, X.ID fence, out int triggered);
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[CCode (cname = "XSyncAwaitFence")]
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public int await_fence (X.Display dpy, X.ID *fence_list, int n_fences);
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}
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}
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