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authorDaniel Friesel <daniel.friesel@uos.de>2019-06-28 10:54:34 +0200
committerDaniel Friesel <daniel.friesel@uos.de>2019-06-28 10:54:34 +0200
commite1058170fa9f221c827ab99d8856080648812a88 (patch)
treebc6f5e3be2b09f76c26751960adb29af8db132ed /include/lib
parentbfd8f297e6af00841d93e807e3e33e5a6e6e226e (diff)
Switch to an OS-independent XDR implementation for protocol evaluations
Diffstat (limited to 'include/lib')
-rw-r--r--include/lib/xdr.h66
-rw-r--r--include/lib/xdr16.h68
2 files changed, 134 insertions, 0 deletions
diff --git a/include/lib/xdr.h b/include/lib/xdr.h
new file mode 100644
index 0000000..c451a2f
--- /dev/null
+++ b/include/lib/xdr.h
@@ -0,0 +1,66 @@
+#ifndef XDR_H
+#define XDR_H
+
+#include <stdint.h>
+
+class XDRWriter
+{
+private:
+ XDRWriter(const XDRWriter &copy);
+ char *buffer;
+ uint32_t next_array_len;
+ uint32_t pos;
+ bool is_fixed_length;
+
+public:
+ XDRWriter(char *output_buf) : buffer(output_buf), next_array_len(0), pos(0) {}
+
+ inline void setNextArrayLen(uint32_t len) { next_array_len = len; }
+ inline void setFixedLength() { is_fixed_length = true; }
+ inline void setVariableLength() { is_fixed_length = false; }
+ inline void startList()
+ {
+ if (!is_fixed_length)
+ {
+ put(next_array_len);
+ }
+ }
+
+ inline void put(char c) { put((int32_t)c); }
+ inline void put(unsigned char c) { put((uint32_t)c); }
+ inline void put(uint16_t number) { put((int32_t)number); }
+ inline void put(int16_t number) { put((uint32_t)number); }
+ void put(uint32_t number);
+ void put(int32_t number);
+ void put(uint64_t number);
+ void put(int64_t number);
+ void put(float number);
+ void put(double number);
+ void put(char const *text);
+ template <uint32_t TSize>
+ void put(char const (&text)[TSize]);
+
+ inline uint32_t size() { return pos; }
+};
+
+class XDRReader
+{
+private:
+ XDRReader(const XDRReader &copy);
+ char *data;
+ uint32_t pos;
+
+public:
+ XDRReader(char *d) : pos(0) { data = d; }
+ uint32_t get_uint32();
+ int32_t get_int32();
+ uint64_t get_uint64();
+ int64_t get_int64();
+ float get_float();
+ double get_double();
+ uint32_t get_opaque_length();
+ char *get_opaque(uint32_t length);
+ void get_string(char *target);
+};
+
+#endif
diff --git a/include/lib/xdr16.h b/include/lib/xdr16.h
new file mode 100644
index 0000000..483efe4
--- /dev/null
+++ b/include/lib/xdr16.h
@@ -0,0 +1,68 @@
+#ifndef XDR16_H
+#define XDR16_H
+
+#include <stdint.h>
+
+class XDRWriter
+{
+private:
+ XDRWriter(const XDRWriter &copy);
+ char *buffer;
+ uint16_t next_array_len;
+ uint16_t pos;
+ bool is_fixed_length;
+
+public:
+ XDRWriter(char *output_buf) : buffer(output_buf), next_array_len(0), pos(0) {}
+
+ inline void setNextArrayLen(uint16_t len) { next_array_len = len; }
+ inline void setFixedLength() { is_fixed_length = true; }
+ inline void setVariableLength() { is_fixed_length = false; }
+ inline void startList()
+ {
+ if (!is_fixed_length)
+ {
+ put(next_array_len);
+ }
+ }
+
+ inline void put(char c) { put((int16_t)c); }
+ inline void put(unsigned char c) { put((uint16_t)c); }
+ void put(uint16_t number);
+ void put(int16_t number);
+ void put(uint32_t number);
+ void put(int32_t number);
+ void put(uint64_t number);
+ void put(int64_t number);
+ void put(float number);
+ void put(double number);
+ void put(char const *text);
+ template <uint16_t TSize>
+ void put(char const (&text)[TSize]);
+
+ inline uint16_t size() { return pos; }
+};
+
+class XDRReader
+{
+private:
+ XDRReader(const XDRReader &copy);
+ char *data;
+ uint32_t pos;
+
+public:
+ XDRReader(char *d) : pos(0) { data = d; }
+ int16_t get_int16();
+ uint16_t get_uint16();
+ uint32_t get_uint32();
+ int32_t get_int32();
+ uint64_t get_uint64();
+ int64_t get_int64();
+ float get_float();
+ double get_double();
+ uint32_t get_opaque_length();
+ char *get_opaque(uint32_t length);
+ void get_string(char *target);
+};
+
+#endif