1 files changed, 90 insertions, 0 deletions
diff --git a/src/redshift.h b/src/redshift.h
new file mode 100644
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--- /dev/null
+++ b/src/redshift.h
@@ -0,0 +1,90 @@
+/* redshift.h -- Main program header
+   This file is part of Redshift.
+
+   Redshift 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.
+
+   Redshift 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 Redshift.  If not, see <http://www.gnu.org/licenses/>.
+
+   Copyright (c) 2010  Jon Lund Steffensen <jonlst@gmail.com>
+*/
+
+#ifndef _REDSHIFT_REDSHIFT_H
+#define _REDSHIFT_REDSHIFT_H
+
+#include <stdio.h>
+#include <stdlib.h>
+
+
+/* Gamma adjustment method */
+typedef int gamma_method_init_func(void *state);
+typedef int gamma_method_start_func(void *state);
+typedef void gamma_method_free_func(void *state);
+typedef void gamma_method_print_help_func(FILE *f);
+typedef int gamma_method_set_option_func(void *state, const char *key,
+					 const char *value);
+typedef void gamma_method_restore_func(void *state);
+typedef int gamma_method_set_temperature_func(void *state, int temp,
+					      float gamma[3]);
+
+typedef struct {
+	char *name;
+
+	/* Initialize state. Options can be set between init and start. */
+	gamma_method_init_func *init;
+	/* Allocate storage and make connections that depend on options. */
+	gamma_method_start_func *start;
+	/* Free all allocated storage and close connections. */
+	gamma_method_free_func *free;
+
+	/* Print help on options for this adjustment method. */
+	gamma_method_print_help_func *print_help;
+	/* Set an option key, value-pair */
+	gamma_method_set_option_func *set_option;
+
+	/* Restore the adjustment to the state before start was called. */
+	gamma_method_restore_func *restore;
+	/* Set a specific color temperature. */
+	gamma_method_set_temperature_func *set_temperature;
+} gamma_method_t;
+
+
+/* Location provider */
+typedef int location_provider_init_func(void *state);
+typedef int location_provider_start_func(void *state);
+typedef void location_provider_free_func(void *state);
+typedef void location_provider_print_help_func(FILE *f);
+typedef int location_provider_set_option_func(void *state, const char *key,
+					      const char *value);
+typedef int location_provider_get_location_func(void *state, float *lat,
+						float *lon);
+
+typedef struct {
+	char *name;
+
+	/* Initialize state. Options can be set between init and start. */
+	location_provider_init_func *init;
+	/* Allocate storage and make connections that depend on options. */
+	location_provider_start_func *start;
+	/* Free all allocated storage and close connections. */
+	location_provider_free_func *free;
+
+	/* Print help on options for this location provider. */
+	location_provider_print_help_func *print_help;
+	/* Set an option key, value-pair. */
+	location_provider_set_option_func *set_option;
+
+	/* Get current location. */
+	location_provider_get_location_func *get_location;
+} location_provider_t;
+
+
+#endif /* ! _REDSHIFT_REDSHIFT_H */