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authorMattias Andrée <maandree@kth.se>2016-07-17 16:42:49 +0200
committerMattias Andrée <maandree@kth.se>2016-07-17 16:42:49 +0200
commit671efca852ff4aefe653579136ee9b43dbc88324 (patch)
tree2b4739606b6b82a4256fbf41668cc7c556748bdf /src/kernel.h
parentRestructure (diff)
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Continue restructure
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to 'src/kernel.h')
-rw-r--r--src/kernel.h85
1 files changed, 85 insertions, 0 deletions
diff --git a/src/kernel.h b/src/kernel.h
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index 0000000..2cc0430
--- /dev/null
+++ b/src/kernel.h
@@ -0,0 +1,85 @@
+/**
+ * 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 KERNEL_H
+#define KERNEL_H
+
+
+#ifndef GCC_ONLY
+# if defined(__GNUC__) && !defined(__clang__)
+# define GCC_ONLY(...) __VA_ARGS__
+# else
+# define GCC_ONLY(...) /* nothing */
+# endif
+#endif
+
+
+
+/**
+ * Get the pathname of the socket
+ *
+ * @return The pathname of the socket, `NULL` on error
+ */
+GCC_ONLY(__attribute__((malloc)))
+char* get_socket_pathname(void);
+
+/**
+ * Get the pathname of the PID file
+ *
+ * @return The pathname of the PID file, `NULL` on error
+ */
+GCC_ONLY(__attribute__((malloc)))
+char* get_pidfile_pathname(void);
+
+/**
+ * Get the pathname of the state file
+ *
+ * @return The pathname of the state file, `NULL` on error
+ */
+GCC_ONLY(__attribute__((malloc)))
+char* get_state_pathname(void);
+
+/**
+ * Create PID file
+ *
+ * @param pidpath The pathname of the PID file
+ * @return Zero on success, -1 on error,
+ * -2 if the service is already running
+ */
+GCC_ONLY(__attribute__((nonnull)))
+int create_pidfile(char* pidpath);
+
+/**
+ * Create socket and start listening
+ *
+ * @param socketpath The pathname of the socket
+ * @return Zero on success, -1 on error
+ */
+GCC_ONLY(__attribute__((nonnull)))
+int create_socket(const char* socketpath);
+
+/**
+ * Close and unlink the socket
+ *
+ * @param socketpath The pathname of the socket
+ */
+GCC_ONLY(__attribute__((nonnull)))
+void close_socket(const char* socketpath);
+
+
+#endif
+