aboutsummaryrefslogtreecommitdiffstats
path: root/common.h
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--common.h105
1 files changed, 68 insertions, 37 deletions
diff --git a/common.h b/common.h
index a6584f1..c13c067 100644
--- a/common.h
+++ b/common.h
@@ -1,10 +1,14 @@
/* See LICENSE file for copyright and license details. */
#include "libgamma.h"
+#include <sys/stat.h>
#include <sys/types.h>
#include <ctype.h>
-#include <fcntl.h>
#include <errno.h>
+#include <fcntl.h>
+#include <grp.h>
+#include <inttypes.h>
+#include <limits.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
@@ -20,6 +24,19 @@
#endif
+#ifdef __linux__
+# ifndef O_CLOEXEC
+# define O_CLOEXEC 02000000
+# endif
+# ifndef NGROUPS_MAX
+# define NGROUPS_MAX 65536
+# endif
+# ifndef PATH_MAX
+# define PATH_MAX 4096
+# endif
+#endif
+
+
#define LIST_ERRORS(_)\
_(LIBGAMMA_ERRNO_SET, NULL)\
@@ -69,7 +86,7 @@
_(LIBGAMMA_PROPERTY_VALUE_QUERY_FAILED, "Could not query the value of a property")\
_(LIBGAMMA_OUTPUT_INFORMATION_QUERY_FAILED, "Could not query information for output")
-#define X(A, B) -1
+#define X(...) -1
# if (LIST_ERRORS(X)) != LIBGAMMA_ERROR_MIN
# error There is a mismatch between LIST_ERRORS and LIBGAMMA_ERROR_MIN
# endif
@@ -113,6 +130,7 @@
# define HAVE_METHOD_QUARTZ_CORE_GRAPHICS 0
#endif
+/* CONST, NAME, CNAME, AVAILABLE */
#define LIST_METHODS(_)\
_(LIBGAMMA_METHOD_X_RANDR, randr, x_randr, HAVE_METHOD_X_RANDR)\
_(LIBGAMMA_METHOD_X_VIDMODE, vidmode, x_vidmode, HAVE_METHOD_X_VIDMODE)\
@@ -129,29 +147,33 @@
+/* CONST, NAME, DRM_MODE_CONNECTOR_SUFFIX */
#define LIST_CONNECTOR_TYPES(_)\
- _(LIBGAMMA_CONNECTOR_TYPE_Unknown, "Unknown")\
- _(LIBGAMMA_CONNECTOR_TYPE_VGA, "VGA")\
- _(LIBGAMMA_CONNECTOR_TYPE_DVI, "DVI")\
- _(LIBGAMMA_CONNECTOR_TYPE_DVII, "DVI-I")\
- _(LIBGAMMA_CONNECTOR_TYPE_DVID, "DVI-D")\
- _(LIBGAMMA_CONNECTOR_TYPE_DVIA, "DVI-A")\
- _(LIBGAMMA_CONNECTOR_TYPE_Composite, "Composite")\
- _(LIBGAMMA_CONNECTOR_TYPE_SVIDEO, "S-video")\
- _(LIBGAMMA_CONNECTOR_TYPE_LVDS, "LVDS")\
- _(LIBGAMMA_CONNECTOR_TYPE_Component, "Component")\
- _(LIBGAMMA_CONNECTOR_TYPE_9PinDIN, "9 pin DIN")\
- _(LIBGAMMA_CONNECTOR_TYPE_DisplayPort, "DisplayPort")\
- _(LIBGAMMA_CONNECTOR_TYPE_HDMI, "HDMI")\
- _(LIBGAMMA_CONNECTOR_TYPE_HDMIA, "HDMI-A")\
- _(LIBGAMMA_CONNECTOR_TYPE_HDMIB, "HDMI-B")\
- _(LIBGAMMA_CONNECTOR_TYPE_TV, "TV")\
- _(LIBGAMMA_CONNECTOR_TYPE_eDP, "eDP")\
- _(LIBGAMMA_CONNECTOR_TYPE_VIRTUAL, "Virtual")\
- _(LIBGAMMA_CONNECTOR_TYPE_DSI, "DSI")\
- _(LIBGAMMA_CONNECTOR_TYPE_LFP, "LFP")
-
-#define X(A, B) +1
+ _(LIBGAMMA_CONNECTOR_TYPE_Unknown, "Unknown", Unknown)\
+ _(LIBGAMMA_CONNECTOR_TYPE_VGA, "VGA", VGA)\
+ _(LIBGAMMA_CONNECTOR_TYPE_DVI, "DVI", DVI)\
+ _(LIBGAMMA_CONNECTOR_TYPE_DVII, "DVI-I", DVII)\
+ _(LIBGAMMA_CONNECTOR_TYPE_DVID, "DVI-D", DVID)\
+ _(LIBGAMMA_CONNECTOR_TYPE_DVIA, "DVI-A", DVIA)\
+ _(LIBGAMMA_CONNECTOR_TYPE_Composite, "Composite", Composite)\
+ _(LIBGAMMA_CONNECTOR_TYPE_SVIDEO, "S-Video", SVIDEO)\
+ _(LIBGAMMA_CONNECTOR_TYPE_LVDS, "LVDS", LVDS)\
+ _(LIBGAMMA_CONNECTOR_TYPE_Component, "Component", Component)\
+ _(LIBGAMMA_CONNECTOR_TYPE_9PinDIN, "9 pin DIN", 9PinDIN)\
+ _(LIBGAMMA_CONNECTOR_TYPE_DisplayPort, "DisplayPort", DisplayPort)\
+ _(LIBGAMMA_CONNECTOR_TYPE_HDMI, "HDMI", HDMI)\
+ _(LIBGAMMA_CONNECTOR_TYPE_HDMIA, "HDMI-A", HDMIA)\
+ _(LIBGAMMA_CONNECTOR_TYPE_HDMIB, "HDMI-B", HDMIB)\
+ _(LIBGAMMA_CONNECTOR_TYPE_TV, "TV", TV)\
+ _(LIBGAMMA_CONNECTOR_TYPE_eDP, "eDP", eDP)\
+ _(LIBGAMMA_CONNECTOR_TYPE_VIRTUAL, "Virtual", VIRTUAL)\
+ _(LIBGAMMA_CONNECTOR_TYPE_DSI, "DSI", DSI)\
+ _(LIBGAMMA_CONNECTOR_TYPE_LFP, "LFP", LFP)\
+ _(LIBGAMMA_CONNECTOR_TYPE_DPI, "DPI", DPI)\
+ _(LIBGAMMA_CONNECTOR_TYPE_WRITEBACK, "Writeback", WRITEBACK)\
+ _(LIBGAMMA_CONNECTOR_TYPE_SPI, "SPI", SPI)
+
+#define X(...) +1
# if (LIST_CONNECTOR_TYPES(X)) != LIBGAMMA_CONNECTOR_TYPE_COUNT
# error There is a mismatch between LIST_CONNECTOR_TYPES and LIBGAMMA_CONNECTOR_TYPE_COUNT
# endif
@@ -159,15 +181,16 @@
+/* CONST, NAME, DRM_MODE_SUBPIXEL_SUFFIX/XCB_RENDER_SUB_PIXEL_SUFFIX */
#define LIST_SUBPIXEL_ORDERS(_)\
- _(LIBGAMMA_SUBPIXEL_ORDER_UNKNOWN, "Unknown")\
- _(LIBGAMMA_SUBPIXEL_ORDER_NONE, "None")\
- _(LIBGAMMA_SUBPIXEL_ORDER_HORIZONTAL_RGB, "Horizontal RGB")\
- _(LIBGAMMA_SUBPIXEL_ORDER_HORIZONTAL_BGR, "Horizontal BGR")\
- _(LIBGAMMA_SUBPIXEL_ORDER_VERTICAL_RGB, "Vertical RGB")\
- _(LIBGAMMA_SUBPIXEL_ORDER_VERTICAL_BGR, "Vertical BGR")
-
-#define X(A, B) +1
+ _(LIBGAMMA_SUBPIXEL_ORDER_UNKNOWN, "Unknown", UNKNOWN)\
+ _(LIBGAMMA_SUBPIXEL_ORDER_NONE, "None", NONE)\
+ _(LIBGAMMA_SUBPIXEL_ORDER_HORIZONTAL_RGB, "Horizontal RGB", HORIZONTAL_RGB)\
+ _(LIBGAMMA_SUBPIXEL_ORDER_HORIZONTAL_BGR, "Horizontal BGR", HORIZONTAL_BGR)\
+ _(LIBGAMMA_SUBPIXEL_ORDER_VERTICAL_RGB, "Vertical RGB", VERTICAL_RGB)\
+ _(LIBGAMMA_SUBPIXEL_ORDER_VERTICAL_BGR, "Vertical BGR", VERTICAL_BGR)
+
+#define X(...) +1
# if (LIST_SUBPIXEL_ORDERS(X)) != LIBGAMMA_SUBPIXEL_ORDER_COUNT
# error There is a mismatch between LIST_SUBPIXEL_ORDERS and LIBGAMMA_SUBPIXEL_ORDER_COUNT
# endif
@@ -220,6 +243,7 @@ typedef union gamma_ramps_any {
* @return Zero on success, otherwise (negative) the value of an
* error identifier provided by this library
*/
+LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__, __warn_unused_result__)))
typedef int get_ramps_any_fun(libgamma_crtc_state_t *restrict, gamma_ramps_any_t *restrict);
/**
@@ -230,7 +254,8 @@ typedef int get_ramps_any_fun(libgamma_crtc_state_t *restrict, gamma_ramps_any_t
* @return Zero on success, otherwise (negative) the value of an
* error identifier provided by this library
*/
-typedef int set_ramps_any_fun(libgamma_crtc_state_t *restrict, gamma_ramps_any_t);
+LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__, __warn_unused_result__)))
+typedef int set_ramps_any_fun(libgamma_crtc_state_t *restrict, const gamma_ramps_any_t *restrict);
@@ -285,6 +310,7 @@ typedef int set_ramps_any_fun(libgamma_crtc_state_t *restrict, gamma_ramps_any_t
* @return Zero on success, otherwise (negative) the value of an
* error identifier provided by this library
*/
+LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__, __warn_unused_result__)))
int libgamma_internal_translated_ramp_get_(libgamma_crtc_state_t *restrict, gamma_ramps_any_t *restrict,
signed, signed, get_ramps_any_fun *);
@@ -303,7 +329,8 @@ int libgamma_internal_translated_ramp_get_(libgamma_crtc_state_t *restrict, gamm
* @return Zero on success, otherwise (negative) the value of an
* error identifier provided by this library
*/
-int libgamma_internal_translated_ramp_set_(libgamma_crtc_state_t *restrict, gamma_ramps_any_t,
+LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__, __warn_unused_result__)))
+int libgamma_internal_translated_ramp_set_(libgamma_crtc_state_t *restrict, const gamma_ramps_any_t *restrict,
signed, signed, set_ramps_any_fun *);
/**
@@ -314,7 +341,8 @@ int libgamma_internal_translated_ramp_set_(libgamma_crtc_state_t *restrict, gamm
* @param out Output array
* @param in Input gamma ramps
*/
-void libgamma_internal_translate_to_64(signed, size_t, uint64_t *restrict, gamma_ramps_any_t);
+LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__)))
+void libgamma_internal_translate_to_64(signed, size_t, uint64_t *restrict, const gamma_ramps_any_t *restrict);
/**
* Undo the actions of `libgamma_internal_translate_to_64`
@@ -324,7 +352,8 @@ void libgamma_internal_translate_to_64(signed, size_t, uint64_t *restrict, gamma
* @param out Output gamma ramps
* @param in Input array, may be modified
*/
-void libgamma_internal_translate_from_64(signed, size_t, gamma_ramps_any_t, uint64_t *restrict);
+LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__)))
+void libgamma_internal_translate_from_64(signed, size_t, gamma_ramps_any_t *restrict, const uint64_t *restrict);
/**
* Allocate and initalise a gamma ramp with any depth
@@ -337,7 +366,8 @@ void libgamma_internal_translate_from_64(signed, size_t, gamma_ramps_any_t, uint
* @return Zero on success, otherwise (negative) the value of an
* error identifier provided by this library
*/
-int libgamma_internal_allocated_any_ramp(gamma_ramps_any_t *restrict, gamma_ramps_any_t, signed, size_t *restrict);
+LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__, __warn_unused_result__)))
+int libgamma_internal_allocated_any_ramp(gamma_ramps_any_t *restrict, const gamma_ramps_any_t *restrict, signed, size_t *restrict);
/**
@@ -349,4 +379,5 @@ int libgamma_internal_allocated_any_ramp(gamma_ramps_any_t *restrict, gamma_ramp
* fields that do not have to do with EDID are ignored
* @return Non-zero on error
*/
+LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__, __warn_unused_result__)))
int libgamma_internal_parse_edid(libgamma_crtc_information_t *restrict, int32_t);