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authorMattias Andrée <maandree@kth.se>2021-03-02 18:11:58 +0100
committerMattias Andrée <maandree@kth.se>2021-03-02 18:11:58 +0100
commitd615f10762649507aebee9419147246bb1dc2a93 (patch)
tree4b3196b0bb70b6be4dd720c4be533517634b7f7e /src/test/crtcinfo.c
parentX RAndR: Fix connection failure detection (diff)
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Change license + change style + misc
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to '')
-rw-r--r--src/test/crtcinfo.c374
1 files changed, 176 insertions, 198 deletions
diff --git a/src/test/crtcinfo.c b/src/test/crtcinfo.c
index 8fd2b03..627559b 100644
--- a/src/test/crtcinfo.c
+++ b/src/test/crtcinfo.c
@@ -1,56 +1,39 @@
-/**
- * libgamma -- Display server abstraction layer for gamma ramp adjustments
- * Copyright (C) 2014, 2015 Mattias Andrée (maandree@member.fsf.org)
- *
- * This library is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this library. If not, see <http://www.gnu.org/licenses/>.
- */
+/* See LICENSE file for copyright and license details. */
#include "crtcinfo.h"
/**
- * Conditionally print a CRTC information field.
+ * Conditionally print a CRTC information field
*
- * @param type:data-type Data type for the value of the information field.
- * @param notation:string-literal %-pattern for `printf` (excluding the %) that is used for `type`.
- * @param do_print Whether the information should be included in the process's output.
- * @param description A description of the information field.
- * @param error The error of the information field.
- * @param value The value of the information field.
+ * @param type:data-type Data type for the value of the information field
+ * @param notation:string-literal %-pattern for `printf` (excluding the %) that is used for `type`
+ * @param do_print Whether the information should be included in the process's output
+ * @param description A description of the information field
+ * @param error The error of the information field
+ * @param value The value of the information field
*/
-#define print_crtc_information_(type, notation) \
- static void print_crtc_information_##type(int do_print, const char* description, int error, type value) \
- { \
- char buf[256]; \
- if (do_print) \
- { \
- if (error) \
- { \
- snprintf(buf, sizeof(buf) / sizeof(char), " (error) %s", description); \
- libgamma_perror(buf, error); \
- } \
- else \
- printf(" %s: %" notation "\n", description, value); \
- } \
- }
+#define print_crtc_information_(type, notation)\
+ static void\
+ print_crtc_information_##type(int do_print, const char *description, int error, type value)\
+ {\
+ char buf[256];\
+ if (do_print) {\
+ if (error) {\
+ snprintf(buf, sizeof(buf) / sizeof(char), " (error) %s", description);\
+ libgamma_perror(buf, error);\
+ } else {\
+ printf(" %s: %" notation "\n", description, value);\
+ }\
+ }\
+ }
/**
* A single [a-z] word alternative to `const char*`, we need it for the
- * function name of the string variant of `print_crtc_information_*`.
+ * function name of the string variant of `print_crtc_information_*`
*/
-typedef const char* str;
-/* Create `print_crtc_information_*` variants. */
+typedef const char *str;
+/* Create `print_crtc_information_*` variants */
print_crtc_information_(size_t, "lu")
print_crtc_information_(signed, "i")
print_crtc_information_(int, "i")
@@ -66,193 +49,188 @@ print_crtc_information_(str, "s")
#undef print_crtc_information_
-#define __case(VALUE) case VALUE: return #VALUE;
+#define __case(VALUE) case VALUE: return #VALUE
/**
- * Get a string representation of a subpixel order.
+ * Get a string representation of a subpixel order
*
- * @param value The subpixel order.
- * @return String representation.
+ * @param value The subpixel order
+ * @return String representation
*/
-static const char* subpixel_order_str(libgamma_subpixel_order_t value)
+static const char *
+subpixel_order_str(libgamma_subpixel_order_t value)
{
- switch (value)
- {
- __case (LIBGAMMA_SUBPIXEL_ORDER_UNKNOWN)
- __case (LIBGAMMA_SUBPIXEL_ORDER_NONE)
- __case (LIBGAMMA_SUBPIXEL_ORDER_HORIZONTAL_RGB)
- __case (LIBGAMMA_SUBPIXEL_ORDER_HORIZONTAL_BGR)
- __case (LIBGAMMA_SUBPIXEL_ORDER_VERTICAL_RGB)
- __case (LIBGAMMA_SUBPIXEL_ORDER_VERTICAL_BGR)
- default:
- return "(unknown)";
- }
+ switch (value) {
+ __case (LIBGAMMA_SUBPIXEL_ORDER_UNKNOWN);
+ __case (LIBGAMMA_SUBPIXEL_ORDER_NONE);
+ __case (LIBGAMMA_SUBPIXEL_ORDER_HORIZONTAL_RGB);
+ __case (LIBGAMMA_SUBPIXEL_ORDER_HORIZONTAL_BGR);
+ __case (LIBGAMMA_SUBPIXEL_ORDER_VERTICAL_RGB);
+ __case (LIBGAMMA_SUBPIXEL_ORDER_VERTICAL_BGR);
+ default:
+ return "(unknown)";
+ }
}
/**
- * Get a string representation of a connector type.
+ * Get a string representation of a connector type
*
- * @param value The connector type.
- * @return String representation.
+ * @param value The connector type
+ * @return String representation
*/
-static const char* connector_type_str(libgamma_connector_type_t value)
+static const char *
+connector_type_str(libgamma_connector_type_t value)
{
- switch (value)
- {
- __case (LIBGAMMA_CONNECTOR_TYPE_Unknown)
- __case (LIBGAMMA_CONNECTOR_TYPE_VGA)
- __case (LIBGAMMA_CONNECTOR_TYPE_DVI)
- __case (LIBGAMMA_CONNECTOR_TYPE_DVII)
- __case (LIBGAMMA_CONNECTOR_TYPE_DVID)
- __case (LIBGAMMA_CONNECTOR_TYPE_DVIA)
- __case (LIBGAMMA_CONNECTOR_TYPE_Composite)
- __case (LIBGAMMA_CONNECTOR_TYPE_SVIDEO)
- __case (LIBGAMMA_CONNECTOR_TYPE_LVDS)
- __case (LIBGAMMA_CONNECTOR_TYPE_Component)
- __case (LIBGAMMA_CONNECTOR_TYPE_9PinDIN)
- __case (LIBGAMMA_CONNECTOR_TYPE_DisplayPort)
- __case (LIBGAMMA_CONNECTOR_TYPE_HDMI)
- __case (LIBGAMMA_CONNECTOR_TYPE_HDMIA)
- __case (LIBGAMMA_CONNECTOR_TYPE_HDMIB)
- __case (LIBGAMMA_CONNECTOR_TYPE_TV)
- __case (LIBGAMMA_CONNECTOR_TYPE_eDP)
- __case (LIBGAMMA_CONNECTOR_TYPE_VIRTUAL)
- __case (LIBGAMMA_CONNECTOR_TYPE_DSI)
- __case (LIBGAMMA_CONNECTOR_TYPE_LFP)
- default:
- return "(unknown)";
- }
+ switch (value) {
+ __case (LIBGAMMA_CONNECTOR_TYPE_Unknown);
+ __case (LIBGAMMA_CONNECTOR_TYPE_VGA);
+ __case (LIBGAMMA_CONNECTOR_TYPE_DVI);
+ __case (LIBGAMMA_CONNECTOR_TYPE_DVII);
+ __case (LIBGAMMA_CONNECTOR_TYPE_DVID);
+ __case (LIBGAMMA_CONNECTOR_TYPE_DVIA);
+ __case (LIBGAMMA_CONNECTOR_TYPE_Composite);
+ __case (LIBGAMMA_CONNECTOR_TYPE_SVIDEO);
+ __case (LIBGAMMA_CONNECTOR_TYPE_LVDS);
+ __case (LIBGAMMA_CONNECTOR_TYPE_Component);
+ __case (LIBGAMMA_CONNECTOR_TYPE_9PinDIN);
+ __case (LIBGAMMA_CONNECTOR_TYPE_DisplayPort);
+ __case (LIBGAMMA_CONNECTOR_TYPE_HDMI);
+ __case (LIBGAMMA_CONNECTOR_TYPE_HDMIA);
+ __case (LIBGAMMA_CONNECTOR_TYPE_HDMIB);
+ __case (LIBGAMMA_CONNECTOR_TYPE_TV);
+ __case (LIBGAMMA_CONNECTOR_TYPE_eDP);
+ __case (LIBGAMMA_CONNECTOR_TYPE_VIRTUAL);
+ __case (LIBGAMMA_CONNECTOR_TYPE_DSI);
+ __case (LIBGAMMA_CONNECTOR_TYPE_LFP);
+ default:
+ return "(unknown)";
+ }
}
/**
- * Get a string representation of a decision.
+ * Get a string representation of a decision
*
- * @param value The decision.
- * @return String representation.
+ * @param value The decision
+ * @return String representation
*/
-static const char* decision_str(libgamma_decision_t value)
+static const char *
+decision_str(libgamma_decision_t value)
{
- switch (value)
- {
- __case (LIBGAMMA_NO)
- __case (LIBGAMMA_MAYBE)
- __case (LIBGAMMA_YES)
- default:
- return "(unknown)";
- }
+ switch (value) {
+ __case (LIBGAMMA_NO);
+ __case (LIBGAMMA_MAYBE);
+ __case (LIBGAMMA_YES);
+ default:
+ return "(unknown)";
+ }
}
#undef __case
/**
- * The CRTC information for a CRTC.
+ * The CRTC information for a CRTC
*
- * @param crtc The CRTC.
+ * @param crtc The CRTC
*/
-void crtc_information(libgamma_crtc_state_t* restrict crtc)
+void
+crtc_information(libgamma_crtc_state_t *restrict crtc)
{
- libgamma_method_capabilities_t caps;
- libgamma_crtc_information_t info;
- int fields;
- int field;
-
- /* Get supported CRTC informations fields. */
- libgamma_method_capabilities(&caps, crtc->partition->site->method);
-
- /* List unsupport information fields by testing them one by one. */
- for (fields = caps.crtc_information; field = fields & -fields, fields; fields ^= field)
- {
- if (libgamma_get_crtc_information(&info, crtc, field))
- printf("Could not read CRTC information field %i\n", field);
- free(info.edid);
- free(info.connector_name);
- }
-
- /* Get CRTC information, that is supported. */
- fields = caps.crtc_information;
- if (libgamma_get_crtc_information(&info, crtc, fields))
- printf("An error occurred while reading CRTC information\n");
-
- /* Macros for printing CRTC information. */
-#define print2(TYPE, FIELD_ID, DESCRIPTION, FIELD_VAR, ERROR_VAR) \
- print_crtc_information_##TYPE(fields & FIELD_ID, DESCRIPTION, info.ERROR_VAR, info.FIELD_VAR);
-#define print(TYPE, FIELD_ID, DESCRIPTION, FIELD_VAR) \
- print2(TYPE, FIELD_ID, DESCRIPTION, FIELD_VAR, FIELD_VAR##_error);
-
-
- /* Print CRTC information. */
-
- printf("CRTC information:\n");
-
- /* Print the EDID field. */
- if ((fields & LIBGAMMA_CRTC_INFO_EDID))
- {
- if (info.edid_error)
- libgamma_perror(" (error) EDID", info.edid_error);
- else
- {
- char* edid_lc = libgamma_behex_edid(info.edid, info.edid_length);
- unsigned char* edid_raw = libgamma_unhex_edid(edid_lc);
- char* edid_uc = libgamma_behex_edid_uppercase(edid_raw, info.edid_length);;
- printf(" EDID: %s\n", edid_lc);
- printf(" EDID (uppercase): %s\n", edid_uc);
- printf(" EDID (length): %lu\n", info.edid_length);
- free(edid_lc);
- free(edid_raw);
- free(edid_uc);
+ libgamma_method_capabilities_t caps;
+ libgamma_crtc_information_t info;
+ int fields, field;
+ char *edid_lc, *edid_uc;
+ unsigned char *edid_raw;
+
+ /* Get supported CRTC informations fields */
+ libgamma_method_capabilities(&caps, crtc->partition->site->method);
+
+ /* List unsupport information fields by testing them one by one */
+ for (fields = caps.crtc_information; field = fields & -fields, fields; fields ^= field) {
+ if (libgamma_get_crtc_information(&info, crtc, field))
+ printf("Could not read CRTC information field %i\n", field);
+ free(info.edid);
+ free(info.connector_name);
}
- }
- /* Print physical dimensions of the monitor. */
- print(size_t, LIBGAMMA_CRTC_INFO_WIDTH_MM, "width", width_mm);
- print(size_t, LIBGAMMA_CRTC_INFO_HEIGHT_MM, "height", height_mm);
- print(size_t, LIBGAMMA_CRTC_INFO_WIDTH_MM_EDID, "width per EDID", width_mm_edid);
- print(size_t, LIBGAMMA_CRTC_INFO_HEIGHT_MM_EDID, "height per EDID", height_mm_edid);
- /* Print gamma ramp information. */
- print2(size_t, LIBGAMMA_CRTC_INFO_GAMMA_SIZE, "red gamma ramp size", red_gamma_size, gamma_size_error);
- print2(size_t, LIBGAMMA_CRTC_INFO_GAMMA_SIZE, "green gamma ramp size", green_gamma_size, gamma_size_error);
- print2(size_t, LIBGAMMA_CRTC_INFO_GAMMA_SIZE, "blue gamma ramp size", blue_gamma_size, gamma_size_error);
- print(signed, LIBGAMMA_CRTC_INFO_GAMMA_DEPTH, "gamma ramp depth", gamma_depth);
- /* Print gamma ramp support. */
- if ((fields & LIBGAMMA_CRTC_INFO_GAMMA_SUPPORT))
- {
- if (info.gamma_support_error)
- libgamma_perror(" (error) gamma support", info.gamma_support_error);
- else
- printf(" gamma support: %s\n", decision_str(info.gamma_support));
- }
- /* Print subpixel order for the monitor. */
- if ((fields & LIBGAMMA_CRTC_INFO_SUBPIXEL_ORDER))
- {
- if (info.subpixel_order_error)
- libgamma_perror(" (error) subpixel order", info.subpixel_order_error);
- else
- printf(" subpixel order: %s\n", subpixel_order_str(info.subpixel_order));
- }
- /* Print connector information. */
- print(int, LIBGAMMA_CRTC_INFO_ACTIVE, "active", active);
- print(str, LIBGAMMA_CRTC_INFO_CONNECTOR_NAME, "connector name", connector_name);
- if ((fields & LIBGAMMA_CRTC_INFO_CONNECTOR_TYPE))
- {
- if (info.connector_type_error)
- libgamma_perror(" (error) subpixel order", info.connector_type_error);
- else
- printf(" subpixel order: %s\n", connector_type_str(info.connector_type));
- }
- /* Print the gamma characteristics of the monitor. */
- print2(float, LIBGAMMA_CRTC_INFO_GAMMA, "red gamma characteristics", gamma_red, gamma_error);
- print2(float, LIBGAMMA_CRTC_INFO_GAMMA, "green gamma characteristics", gamma_green, gamma_error);
- print2(float, LIBGAMMA_CRTC_INFO_GAMMA, "blue gamma characteristics", gamma_blue, gamma_error);
- printf("\n");
+
+ /* Get CRTC information, that is supported */
+ fields = caps.crtc_information;
+ if (libgamma_get_crtc_information(&info, crtc, fields))
+ printf("An error occurred while reading CRTC information\n");
+
+ /* Macros for printing CRTC information */
+#define print2(TYPE, FIELD_ID, DESCRIPTION, FIELD_VAR, ERROR_VAR)\
+ print_crtc_information_##TYPE(fields & FIELD_ID, DESCRIPTION, info.ERROR_VAR, info.FIELD_VAR);
+#define print(TYPE, FIELD_ID, DESCRIPTION, FIELD_VAR)\
+ print2(TYPE, FIELD_ID, DESCRIPTION, FIELD_VAR, FIELD_VAR##_error);
+ /* Print CRTC information */
+
+ printf("CRTC information:\n");
+
+ /* Print the EDID field */
+ if ((fields & LIBGAMMA_CRTC_INFO_EDID)) {
+ if (info.edid_error) {
+ libgamma_perror(" (error) EDID", info.edid_error);
+ } else {
+ edid_lc = libgamma_behex_edid(info.edid, info.edid_length);
+ edid_raw = libgamma_unhex_edid(edid_lc);
+ edid_uc = libgamma_behex_edid_uppercase(edid_raw, info.edid_length);
+ printf(" EDID: %s\n", edid_lc);
+ printf(" EDID (uppercase): %s\n", edid_uc);
+ printf(" EDID (length): %lu\n", info.edid_length);
+ free(edid_lc);
+ free(edid_raw);
+ free(edid_uc);
+ }
+ }
+ /* Print physical dimensions of the monitor */
+ print(size_t, LIBGAMMA_CRTC_INFO_WIDTH_MM, "width", width_mm);
+ print(size_t, LIBGAMMA_CRTC_INFO_HEIGHT_MM, "height", height_mm);
+ print(size_t, LIBGAMMA_CRTC_INFO_WIDTH_MM_EDID, "width per EDID", width_mm_edid);
+ print(size_t, LIBGAMMA_CRTC_INFO_HEIGHT_MM_EDID, "height per EDID", height_mm_edid);
+ /* Print gamma ramp information */
+ print2(size_t, LIBGAMMA_CRTC_INFO_GAMMA_SIZE, "red gamma ramp size", red_gamma_size, gamma_size_error);
+ print2(size_t, LIBGAMMA_CRTC_INFO_GAMMA_SIZE, "green gamma ramp size", green_gamma_size, gamma_size_error);
+ print2(size_t, LIBGAMMA_CRTC_INFO_GAMMA_SIZE, "blue gamma ramp size", blue_gamma_size, gamma_size_error);
+ print(signed, LIBGAMMA_CRTC_INFO_GAMMA_DEPTH, "gamma ramp depth", gamma_depth);
+ /* Print gamma ramp support */
+ if (fields & LIBGAMMA_CRTC_INFO_GAMMA_SUPPORT) {
+ if (info.gamma_support_error)
+ libgamma_perror(" (error) gamma support", info.gamma_support_error);
+ else
+ printf(" gamma support: %s\n", decision_str(info.gamma_support));
+ }
+ /* Print subpixel order for the monitor */
+ if (fields & LIBGAMMA_CRTC_INFO_SUBPIXEL_ORDER) {
+ if (info.subpixel_order_error)
+ libgamma_perror(" (error) subpixel order", info.subpixel_order_error);
+ else
+ printf(" subpixel order: %s\n", subpixel_order_str(info.subpixel_order));
+ }
+ /* Print connector information */
+ print(int, LIBGAMMA_CRTC_INFO_ACTIVE, "active", active);
+ print(str, LIBGAMMA_CRTC_INFO_CONNECTOR_NAME, "connector name", connector_name);
+ if (fields & LIBGAMMA_CRTC_INFO_CONNECTOR_TYPE) {
+ if (info.connector_type_error)
+ libgamma_perror(" (error) subpixel order", info.connector_type_error);
+ else
+ printf(" subpixel order: %s\n", connector_type_str(info.connector_type));
+ }
+ /* Print the gamma characteristics of the monitor */
+ print2(float, LIBGAMMA_CRTC_INFO_GAMMA, "red gamma characteristics", gamma_red, gamma_error);
+ print2(float, LIBGAMMA_CRTC_INFO_GAMMA, "green gamma characteristics", gamma_green, gamma_error);
+ print2(float, LIBGAMMA_CRTC_INFO_GAMMA, "blue gamma characteristics", gamma_blue, gamma_error);
+ printf("\n");
+
+
#undef print
#undef print2
-
- /* Release resouces. */
- free(info.edid);
- free(info.connector_name);
-}
+ /* Release resouces */
+ free(info.edid);
+ free(info.connector_name);
+}