diff options
Diffstat (limited to '')
-rw-r--r-- | src/gamma-server/server.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/src/gamma-server/server.h b/src/gamma-server/server.h new file mode 100644 index 0000000..b84a836 --- /dev/null +++ b/src/gamma-server/server.h @@ -0,0 +1,75 @@ +/** + * coopgammad -- Cooperative gamma server + * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) + * + * This program 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 program 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 program. If not, see <http://www.gnu.org/licenses/>. + */ +#ifndef GAMMA_SERVER_SERVER_H +#define GAMMA_SERVER_SERVER_H + + +#include "../types/output.h" + +#include <stddef.h> + + + +#ifndef GCC_ONLY +# if defined(__GNUC__) && !defined(__clang__) +# define GCC_ONLY(...) __VA_ARGS__ +# else +# define GCC_ONLY(...) /* nothing */ +# endif +#endif + + + +/** + * Handle a ‘Command: set-gamma’ message + * + * @param conn The index of the connection + * @param message_id The value of the ‘Message ID’ header + * @param crtc The value of the ‘CRTC’ header + * @return Zero on success (even if ignored), -1 on error, + * 1 if connection closed + */ +GCC_ONLY(__attribute__((nonnull(2)))) +int handle_get_gamma_info(size_t conn, const char* restrict message_id, const char* restrict crtc); + +/** + * Set the gamma ramps on an output + * + * @param output The output + * @param ramps The gamma ramps + */ +GCC_ONLY(__attribute__((nonnull))) +void set_gamma(const struct output* restrict output, const union gamma_ramps* restrict ramps); + +/** + * Disconnect from the site + * + * @return Zero on success, -1 on error + */ +int disconnect(void); + +/** + * Reconnect to the site + * + * @return Zero on success, -1 on error + */ +int reconnect(void); + + +#endif + |