From 0c0d0ca0da8060484ab5f41a6ee73087755a69e3 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Sat, 16 Jul 2016 19:28:39 +0200 Subject: Restructure MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- src/crtc-server/server.c | 59 ++++++++++++++++++++++++++++++++++++++++++++++++ src/crtc-server/server.h | 49 ++++++++++++++++++++++++++++++++++++++++ 2 files changed, 108 insertions(+) create mode 100644 src/crtc-server/server.c create mode 100644 src/crtc-server/server.h (limited to 'src/crtc-server') diff --git a/src/crtc-server/server.c b/src/crtc-server/server.c new file mode 100644 index 0000000..6c16cee --- /dev/null +++ b/src/crtc-server/server.c @@ -0,0 +1,59 @@ +/** + * 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 . + */ +#include "server.h" +#include "../state.h" +#include "../communication.h" + +#include + + + +/** + * Handle a ‘Command: enumerate-crtcs’ message + * + * @param conn The index of the connection + * @param message_id The value of the ‘Message ID’ header + * @return Zero on success (even if ignored), -1 on error, + * 1 if connection closed + */ +int handle_enumerate_crtcs(size_t conn, const char* restrict message_id) +{ + size_t i, n = 0, len; + char* restrict buf; + + for (i = 0; i < outputs_n; i++) + n += strlen(outputs[i].name) + 1; + + MAKE_MESSAGE(&buf, &n, 0, + "Command: crtc-enumeration\n" + "In response to: %s\n" + "Length: %zu\n" + "\n", + message_id, n); + + for (i = 0; i < outputs_n; i++) + { + len = strlen(outputs[i].name); + memcpy(buf + n, outputs[i].name, len); + buf[n + len] = '\n'; + n += len + 1; + } + + return send_message(conn, buf, n); +} + diff --git a/src/crtc-server/server.h b/src/crtc-server/server.h new file mode 100644 index 0000000..ffe4f64 --- /dev/null +++ b/src/crtc-server/server.h @@ -0,0 +1,49 @@ +/** + * 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 . + */ +#ifndef CRTC_SERVER_SERVER_H +#define CRTC_SERVER_SERVER_H + + +#include + + + +#ifndef GCC_ONLY +# if defined(__GNUC__) && !defined(__clang__) +# define GCC_ONLY(...) __VA_ARGS__ +# else +# define GCC_ONLY(...) /* nothing */ +# endif +#endif + + + +/** + * Handle a ‘Command: enumerate-crtcs’ message + * + * @param conn The index of the connection + * @param message_id The value of the ‘Message ID’ header + * @return Zero on success (even if ignored), -1 on error, + * 1 if connection closed + */ +GCC_ONLY(__attribute__((nonnull))) +int handle_enumerate_crtcs(size_t conn, const char* restrict message_id); + + +#endif + -- cgit v1.2.3-70-g09d2