proto: Add sdb_proto_unmarshal_header().

[sysdb.git] / src / include / utils / proto.h

diff --git a/src/include/utils/proto.h b/src/include/utils/proto.h
index e76211965a416d4e06d6fa93bdfbcc3e1d32b2e9..6f0907feee2c2e5243e61e2c37ce47419a7539b2 100644 (file)
--- a/src/include/utils/proto.h
+++ b/src/include/utils/proto.h
@@ -52,6 +52,18 @@ ssize_t
 sdb_proto_marshal(char *buf, size_t buf_len, uint32_t code,
                uint32_t msg_len, const char *msg);
 
+/*
+ * sdb_proto_unmarshal_header:
+ * Read and decode a message header from the specified string buffer.
+ *
+ * Returns:
+ *  - 0 on success
+ *  - a negative value else
+ */
+int
+sdb_proto_unmarshal_header(sdb_strbuf_t *buf,
+               uint32_t *code, uint32_t *msg_len);
+
 uint32_t
 sdb_proto_get_int(sdb_strbuf_t *buf, size_t offset);