headers to help with protocol encoding / decoding

diff --git a/src/lib/util/decode.h b/src/lib/util/decode.h
new file mode 100644 (file)
index 0000000..b42f031
--- /dev/null
+++ b/src/lib/util/decode.h
@@ -0,0 +1,47 @@
+#pragma once
+/*
+ *   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 2 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, write to the Free Software
+ *   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+/** Protocol decoder support functions
+ *
+ * @file src/lib/util/decode.h
+ *
+ * @copyright 2021 Network RADIUS SAS
+ */
+RCSIDH(decode_h, "$Id$")
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <freeradius-devel/util/pair.h>
+
+/** Typedefs for simplifying the use and declaration of protocol decoders.
+ *
+ */
+typedef struct fr_proto_decode_ctx_s fr_proto_decode_ctx_t;
+
+typedef ssize_t (*fr_proto_decode_pair_t)(TALLOC_CTX *ctx, fr_pair_list_t *out,
+                                          fr_dict_attr_t const *parent,
+                                          uint8_t const *data, size_t const data_len, fr_proto_decode_ctx_t *decode_ctx);
+
+#define PROTO_DECODE_FUNC(_name) static ssize_t _name(TALLOC_CTX *ctx, fr_pair_list_t *out, \
+                                          fr_dict_attr_t const *parent, \
+                                          uint8_t const *data, size_t const data_len, fr_proto_decode_ctx_t *decode_ctx); \
+
+#ifdef __cplusplus
+}
+#endif

diff --git a/src/lib/util/encode.h b/src/lib/util/encode.h
new file mode 100644 (file)
index 0000000..3d40ddc
--- /dev/null
+++ b/src/lib/util/encode.h
@@ -0,0 +1,47 @@
+#pragma once
+/*
+ *   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 2 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, write to the Free Software
+ *   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+/** Protocol decoder support functions
+ *
+ * @file src/lib/util/encode.h
+ *
+ * @copyright 2021 Network RADIUS SAS
+ */
+RCSIDH(encode_h, "$Id$")
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <freeradius-devel/util/pair.h>
+#include <freeradius-devel/util/dbuff.h>
+#include <freeradius-devel/util/proto.h>
+
+/** Typedefs for simplifying the use and declaration of protocol encoders
+ *
+ */
+typedef struct fr_proto_encode_ctx_s fr_proto_encode_ctx_t;
+
+typedef ssize_t (*fr_proto_encode_pair_t)(fr_dbuff_t *dbuff, fr_da_stack_t *da_stack, unsigned int depth,
+                                          fr_dcursor_t *cursor, fr_proto_encode_ctx_t *encode_ctx);
+
+#define PROTO_ENCODE_FUNC(_name) static ssize_t _name(fr_dbuff_t *dbuff, fr_da_stack_t *da_stack, unsigned int depth, \
+                                          fr_dcursor_t *cursor, fr_proto_encode_ctx_t *encode_ctx);
+
+#ifdef __cplusplus
+}
+#endif