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authorMattias Andrée <maandree@operamail.com>2014-06-07 00:13:06 +0200
committerMattias Andrée <maandree@operamail.com>2014-06-07 00:13:06 +0200
commitf43289158457fa4f390e32e7962281fd06e46db2 (patch)
tree08b91392a5d58f86e5af60d426dd0db8a5b4ad20 /src/mds-server/queued-interception.c
parentadd some zero length checks (diff)
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fix file names
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to 'src/mds-server/queued-interception.c')
-rw-r--r--src/mds-server/queued-interception.c81
1 files changed, 81 insertions, 0 deletions
diff --git a/src/mds-server/queued-interception.c b/src/mds-server/queued-interception.c
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+++ b/src/mds-server/queued-interception.c
@@ -0,0 +1,81 @@
+/**
+ * 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/>.
+ */
+#include "queued-interception.h"
+
+#include <libmdsserver/macros.h>
+
+
+/**
+ * Calculate the buffer size need to marshal a queued interception
+ *
+ * @param this The client information
+ * @return The number of bytes to allocate to the output buffer
+ */
+size_t queued_interception_marshal_size(void)
+{
+ return sizeof(int64_t) + 3 * sizeof(int);
+}
+
+
+/**
+ * Marshals a queued interception
+ *
+ * @param this The queued interception
+ * @param data Output buffer for the marshalled data
+ * @return The number of bytes that have been written (everything will be written)
+ */
+size_t queued_interception_marshal(const queued_interception_t* restrict this, char* restrict data)
+{
+ buf_set_next(data, int, QUEUED_INTERCEPTION_T_VERSION);
+ buf_set_next(data, int64_t, this->priority);
+ buf_set_next(data, int, this->modifying);
+ buf_set_next(data, int, this->client->socket_fd);
+ return queued_interception_marshal_size();
+}
+
+
+/**
+ * Unmarshals a queued interception
+ *
+ * @param this Memory slot in which to store the new queued interception
+ * @param data In buffer with the marshalled data
+ * @return Zero on error, errno will be set accordingly, otherwise the number of read bytes.
+ */
+size_t queued_interception_unmarshal(queued_interception_t* restrict this, char* restrict data)
+{
+ this->client = NULL;
+ /* buf_get_next(data, int, QUEUED_INTERCEPTION_T_VERSION); */
+ buf_next(data, int, 1);
+ buf_get_next(data, int64_t, this->priority);
+ buf_get_next(data, int, this->modifying);
+ buf_get_next(data, int, this->socket_fd);
+ return queued_interception_marshal_size();
+}
+
+
+/**
+ * Pretend to unmarshal a queued interception
+ *
+ * @param data In buffer with the marshalled data
+ * @return The number of read bytes
+ */
+size_t queued_interception_unmarshal_skip(void)
+{
+ return queued_interception_marshal_size();
+}
+