struct 1

CMakeLists.txt

@@ -8,6 +8,7 @@ set(HEADERS
     array.h
     bitmap.h
     endian.h
+    struct.h
 )
 
 set(SOURCES
@@ -16,6 +17,7 @@ set(SOURCES
     array.c
     bitmap.c
     endian.c
+    struct.c
 )
 
 add_library(cutil STATIC ${SOURCES} ${HEADERS})

struct.c

@@ -0,0 +1,16 @@
+#include "struct.h"
+
+struct cu_value_s test_struct[] = {
+    {.type = Sequence, .sequence = {.size = 6}},
+    {.type = Array, .array = {.item = 4, .count = 12, .index = 0}},
+    {.type = Int16},
+    {.type = Array, .array = {.item = 14, .count = 3, .index = 1}},
+    {.type = NoValue}
+};
+
+/*CU_STRUCT_BEGIN(test)
+CU_VALUE_SEQUENCE(6)
+CU_VALUE_ARRAY(4, 12)
+CU_VALUE_INT16()
+CU_VALUE_ARRAY_INDEX(14, 3)
+CU_STRUCT_END()*/

struct.h

@@ -0,0 +1,48 @@
+#ifndef __STRUCT_H
+#define __STRUCT_H
+
+#include "cutypes.h"
+
+enum cu_value_type_e {
+    NoValue,
+    Sequence,
+    Array,
+    Int8,
+    Int16,
+    Int32,
+    Int64
+};
+
+struct cu_value_s {
+    enum cu_value_type_e type;
+    union {
+        struct {
+            uint size;
+        } sequence;
+        struct {
+            uint item;
+            uint count : 31;
+            uint index : 1;
+        } array;
+    };
+};
+
+#define CU_STRUCT_BEGIN(name)   \
+    struct cu_value_s cu_struct_##name[] = {
+#define CU_STRUCT_END() \
+    {.type = NoValue}};
+#define CU_VALUE_INT8()     {.type = Int8},
+#define CU_VALUE_INT16()    {.type = Int16}, 
+#define CU_VALUE_INT32()    {.type = Int32},
+#define CU_VALUE_INT64()    {.type = Int64},
+#define CU_VALUE_SEQUENCE(_size) \
+    {.type = Sequence, .sequence = {.size = (_size)},
+#define CU_VALUE_ARRAY(_item, _count) \
+    {.type = Array, .array = {.item = (_item), .count = (_count), .index = 0}},
+#define CU_VALUE_ARRAY_INDEX(_item, _index) \
+    {.type = Array, .array = {.item = (_item), .count = (_index), .index = 1}},
+
+typedef void (*cu_value_operate)(struct cu_value_s* type,
+    uint8_t** in, uint8_t** out);
+
+#endif