1 files changed, 126 insertions, 0 deletions
diff --git a/src/mds-server/client.h b/src/mds-server/client.h
new file mode 100644
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+++ b/src/mds-server/client.h
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+/**
+ * mds — A micro-display server
+ * Copyright © 2014  Mattias Andrée (maandree@member.fsf.org)
+ * 
+ * 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 MDS_MDS_SERVER_CLIENT_H
+#define MDS_MDS_SERVER_CLIENT_H
+
+
+#include "interception_condition.h"
+
+#include <libmdsserver/mds-message.h>
+
+#include <stdlib.h>
+#include <pthread.h>
+#include <stdint.h>
+
+
+
+/**
+ * Client information structure
+ */
+typedef struct client
+{
+  /**
+   * The client's entry in the list of clients
+   */
+  ssize_t list_entry;
+  
+  /**
+   * The socket file descriptor for the socket connected to the client
+   */
+  int socket_fd;
+  
+  /**
+   * Whether the socket is open
+   */
+  int open;
+  
+  /**
+   * Message read buffer for the client
+   */
+  mds_message_t message;
+  
+  /**
+   * The read thread for the client
+   */
+  pthread_t thread;
+  
+  /**
+   * The client's ID
+   */
+  uint64_t id;
+  
+  /**
+   * Mutex for sending data and other
+   * actions that only affacts this client
+   */
+  pthread_mutex_t mutex;
+  
+  /**
+   * The messages interception conditions conditions
+   * for the client
+   */
+  interception_condition_t* interception_conditions;
+  
+  /**
+   * The number of interception conditions
+   */
+  size_t interception_conditions_count;
+  
+  /**
+   * Messages pending to be sent (concatenated)
+   */
+  char* send_pending;
+  
+  /**
+   * The character length of the messages pending to be sent
+   */
+  size_t send_pending_size;
+  
+} client_t;
+
+
+/**
+ * Calculate the buffer size need to marshal client information
+ * 
+ * @param   this  The client information
+ * @return        The number of bytes to allocate to the output buffer
+ */
+size_t client_marshal_size(const client_t* restrict this) __attribute__((pure));
+
+/**
+ * Marshals an client information
+ * 
+ * @param   this  The client information
+ * @param   data  Output buffer for the marshalled data
+ * @return        The number of bytes that have been written (everything will be written)
+ */
+size_t client_marshal(const client_t* restrict this, char* restrict data);
+
+/**
+ * Unmarshals an client information
+ * 
+ * @param   this  Memory slot in which to store the new client information
+ * @param   data  In buffer with the marshalled data
+ * @return        Zero on error, errno will be set accordingly, otherwise the number of read bytes.
+ *                Destroy the client information on error.
+ */
+size_t client_unmarshal(client_t* restrict this, char* restrict data);
+
+
+#endif
+