diff options
Diffstat (limited to 'common.h')
| -rw-r--r-- | common.h | 105 |
1 files changed, 68 insertions, 37 deletions
@@ -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); |