大理水控初始版本
diff --git a/msgpack/cwpack.c b/msgpack/cwpack.c
new file mode 100644
index 0000000..496b4b3
--- /dev/null
+++ b/msgpack/cwpack.c
@@ -0,0 +1,672 @@
+/*      CWPack - cwpack.c   */
+/*
+ The MIT License (MIT)
+ 
+ Copyright (c) 2017 Claes Wihlborg
+ 
+ Permission is hereby granted, free of charge, to any person obtaining a copy of this
+ software and associated documentation files (the "Software"), to deal in the Software
+ without restriction, including without limitation the rights to use, copy, modify,
+ merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit
+ persons to whom the Software is furnished to do so, subject to the following conditions:
+ 
+ The above copyright notice and this permission notice shall be included in all copies or
+ substantial portions of the Software.
+ 
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
+ BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+ DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <string.h>
+
+#include "cwpack.h"
+#include "cwpack_defines.h"
+
+
+
+/*************************   C   S Y S T E M   L I B R A R Y   ****************/
+
+#ifdef FORCE_NO_LIBRARY
+
+static void	*memcpy(void *dst, const void *src, size_t n)
+{
+    unsigned int i;
+    uint8_t *d=(uint8_t*)dst, *s=(uint8_t*)src;
+    for (i=0; i<n; i++)
+    {
+        *d++ = *s++;
+    }
+    return dst;
+}
+
+#endif
+
+
+
+/*************************   B Y T E   O R D E R   ****************************/
+
+
+static int test_byte_order(void)
+{
+#ifdef COMPILE_FOR_BIG_ENDIAN
+    const char *endianness = "1234";
+    if (*(uint32_t*)endianness != 0x31323334UL)
+        return CWP_RC_WRONG_BYTE_ORDER;
+#else
+
+#ifdef COMPILE_FOR_LITTLE_ENDIAN
+    const char *endianness = "1234";
+    if (*(uint32_t*)endianness != 0x34333231UL)
+        return CWP_RC_WRONG_BYTE_ORDER;
+#endif
+#endif
+    return CWP_RC_OK;
+}
+
+
+/*******************************   P A C K   **********************************/
+
+
+
+int cw_pack_context_init (cw_pack_context* pack_context, void* data, unsigned long length, pack_overflow_handler hpo)
+{
+    pack_context->start = pack_context->current = (uint8_t*)data;
+    pack_context->end = pack_context->start + length;
+    pack_context->be_compatible = false;
+    pack_context->err_no = 0;
+    pack_context->handle_pack_overflow = hpo;
+    pack_context->return_code = test_byte_order();
+    return pack_context->return_code;
+}
+
+void cw_pack_set_compatibility (cw_pack_context* pack_context, bool be_compatible)
+{
+    pack_context->be_compatible = be_compatible;
+}
+
+
+
+/*  Packing routines  --------------------------------------------------------------------------------  */
+
+
+void cw_pack_unsigned(cw_pack_context* pack_context, uint64_t i)
+{
+    if (pack_context->return_code)
+        return;
+    
+    if (i < 128)
+        tryMove0(i);
+
+    if (i < 256)
+        tryMove1(0xcc, i);
+
+    if (i < 0x10000L)
+    {
+        tryMove2(0xcd, i);
+    }
+    if (i < 0x100000000LL)
+        tryMove4(0xce, i);
+
+    tryMove8(0xcf,i);
+}
+
+
+void cw_pack_signed(cw_pack_context* pack_context, int64_t i)
+{
+    if (pack_context->return_code)
+        return;
+    
+    if (i >127)
+    {
+        if (i < 256)
+            tryMove1(0xcc, i);
+        
+        if (i < 0x10000L)
+            tryMove2(0xcd, i);
+        
+        if (i < 0x100000000LL)
+            tryMove4(0xce, i);
+        
+        tryMove8(0xcf,i);
+    }
+    
+    if (i >= -32)
+        tryMove0(i);
+
+    if (i >= -128)
+        tryMove1(0xd0, i);
+    
+    if (i >= -32768)
+        tryMove2(0xd1,i);
+
+    if (i >= (int64_t)0xffffffff80000000LL)
+        tryMove4(0xd2,i);
+
+    tryMove8(0xd3,i);
+}
+
+
+void cw_pack_float(cw_pack_context* pack_context, float f)
+{
+    if (pack_context->return_code)
+        return;
+    
+    uint32_t tmp = *((uint32_t*)&f);
+    tryMove4(0xca,tmp);
+}
+
+
+void cw_pack_double(cw_pack_context* pack_context, double d)
+{
+    if (pack_context->return_code)
+        return;
+    
+    uint64_t tmp = *((uint64_t*)&d);
+    tryMove8(0xcb,tmp);
+}
+
+
+void cw_pack_real (cw_pack_context* pack_context, double d)
+{
+    float f = (float)d;
+    double df = f;
+    if (df == d)
+        cw_pack_float (pack_context, f);
+    else
+        cw_pack_double (pack_context, d);
+}
+
+
+void cw_pack_nil(cw_pack_context* pack_context)
+{
+    if (pack_context->return_code)
+        return;
+    
+    tryMove0(0xc0);
+}
+
+
+void cw_pack_true (cw_pack_context* pack_context)
+{
+    if (pack_context->return_code)
+        return;
+    
+    tryMove0(0xc3);
+}
+
+
+void cw_pack_false (cw_pack_context* pack_context)
+{
+    if (pack_context->return_code)
+        return;
+    
+    tryMove0(0xc2);
+}
+
+
+void cw_pack_boolean(cw_pack_context* pack_context, bool b)
+{
+    if (pack_context->return_code)
+        return;
+    
+    tryMove0(b? 0xc3: 0xc2);
+}
+
+
+void cw_pack_array_size(cw_pack_context* pack_context, uint32_t n)
+{
+    if (pack_context->return_code)
+        return;
+    
+    if (n < 16)
+        tryMove0(0x90 | n);
+
+    if (n < 65536)
+        tryMove2(0xdc, n);
+
+    tryMove4(0xdd, n);
+}
+
+
+void cw_pack_map_size(cw_pack_context* pack_context, uint32_t n)
+{
+    if (pack_context->return_code)
+        return;
+    
+    if (n < 16)
+        tryMove0(0x80 | n);
+
+    if (n < 65536)
+        tryMove2(0xde, n);
+
+    tryMove4(0xdf, n);
+}
+
+
+void cw_pack_str(cw_pack_context* pack_context, const char* v, uint32_t l)
+{
+    if (pack_context->return_code)
+        return;
+    
+    uint8_t *p;
+    
+    if (l < 32)             // Fixstr
+    {
+        cw_pack_reserve_space(l+1);
+        *p = (uint8_t)(0xa0 + l);
+        memcpy(p+1,v,l);
+        return;
+    }
+    if (l < 256 && !pack_context->be_compatible)       // Str 8
+    {
+        cw_pack_reserve_space(l+2);
+        *p++ = (uint8_t)(0xd9);
+        *p = (uint8_t)(l);
+        memcpy(p+1,v,l);
+        return;
+    }
+    if (l < 65536)     // Str 16
+    {
+        cw_pack_reserve_space(l+3)
+        *p++ = (uint8_t)0xda;
+        cw_store16(l);
+        memcpy(p+2,v,l);
+        return;
+    }
+    // Str 32
+    cw_pack_reserve_space(l+5)
+    *p++ = (uint8_t)0xdb;
+    cw_store32(l);
+    memcpy(p+4,v,l);
+    return;
+}
+
+
+void cw_pack_bin(cw_pack_context* pack_context, const void* v, uint32_t l)
+{
+    if (pack_context->return_code)
+        return;
+    
+    if (pack_context->be_compatible)
+    {
+        cw_pack_str( pack_context, v, l);
+        return;
+    }
+    
+    uint8_t *p;
+    
+    if (l < 256)            // Bin 8
+    {
+        cw_pack_reserve_space(l+2);
+        *p++ = (uint8_t)(0xc4);
+        *p = (uint8_t)(l);
+        memcpy(p+1,v,l);
+        return;
+    }
+    if (l < 65536)     // Bin 16
+    {
+        cw_pack_reserve_space(l+3)
+        *p++ = (uint8_t)0xc5;
+        cw_store16(l);
+        memcpy(p+2,v,l);
+        return;
+    }
+    // Bin 32
+    cw_pack_reserve_space(l+5)
+    *p++ = (uint8_t)0xc6;
+    cw_store32(l);
+    memcpy(p+4,v,l);
+    return;
+}
+
+
+void cw_pack_ext (cw_pack_context* pack_context, int8_t type, const void* v, uint32_t l)
+{
+    if (pack_context->return_code)
+        return;
+    
+    if (pack_context->be_compatible)
+        PACK_ERROR(CWP_RC_ILLEGAL_CALL);
+    
+    uint8_t *p;
+    
+    switch (l)
+    {
+        case 1:                                         // Fixext 1
+            cw_pack_reserve_space(3);
+            *p++ = (uint8_t)0xd4;
+            *p++ = (uint8_t)type;
+            *p++ = *(uint8_t*)v;
+            return;
+        case 2:                                         // Fixext 2
+            cw_pack_reserve_space(4);
+            *p++ = (uint8_t)0xd5;
+            break;
+        case 4:                                         // Fixext 4
+            cw_pack_reserve_space(6);
+            *p++ = (uint8_t)0xd6;
+            break;
+        case 8:                                         // Fixext 8
+            cw_pack_reserve_space(10);
+            *p++ = (uint8_t)0xd7;
+            break;
+        case 16:                                        // Fixext16
+            cw_pack_reserve_space(18);
+            *p++ = (uint8_t)0xd8;
+            break;
+        default:
+            if (l < 256)                                // Ext 8
+            {
+                cw_pack_reserve_space(l+3);
+                *p++ = (uint8_t)0xc7;
+                *p++ = (uint8_t)(l);
+            }
+            else if (l < 65536)                         // Ext 16
+            {
+                cw_pack_reserve_space(l+4)
+                *p++ = (uint8_t)0xc8;
+                cw_store16(l);
+                p += 2;
+            }
+            else                                        // Ext 32
+            {
+                cw_pack_reserve_space(l+6)
+                *p++ = (uint8_t)0xc9;
+                cw_store32(l);
+                p += 4;
+            }
+    }
+    *p++ = (uint8_t)type;
+    memcpy(p,v,l);
+}
+
+
+void cw_pack_insert (cw_pack_context* pack_context, const void* v, uint32_t l)
+{
+    uint8_t *p;
+    cw_pack_reserve_space(l);
+    memcpy(p,v,l);
+}
+
+/*******************************   U N P A C K   **********************************/
+
+
+int cw_unpack_context_init (cw_unpack_context* unpack_context, void* data, unsigned long length, unpack_underflow_handler huu)
+{
+    unpack_context->start = unpack_context->current = (uint8_t*)data;
+    unpack_context->end = unpack_context->start + length;
+    unpack_context->return_code = test_byte_order();
+    unpack_context->err_no = 0;
+    unpack_context->handle_unpack_underflow = huu;
+    return unpack_context->return_code;
+}
+
+
+/*  Unpacking routines  ----------------------------------------------------------  */
+
+
+
+void cw_unpack_next (cw_unpack_context* unpack_context)
+{
+    if (unpack_context->return_code)
+        return;
+
+    uint64_t    tmpu64;
+    uint32_t    tmpu32;
+    uint16_t    tmpu16;
+    uint8_t*    p;
+    
+#define buffer_end_return_code  CWP_RC_END_OF_INPUT;
+    cw_unpack_assert_space(1);
+    uint8_t c = *p;
+#undef buffer_end_return_code
+#define buffer_end_return_code  CWP_RC_BUFFER_UNDERFLOW;
+    switch (c)
+    {
+        case 0x00: case 0x01: case 0x02: case 0x03: case 0x04: case 0x05: case 0x06: case 0x07:
+        case 0x08: case 0x09: case 0x0a: case 0x0b: case 0x0c: case 0x0d: case 0x0e: case 0x0f:
+        case 0x10: case 0x11: case 0x12: case 0x13: case 0x14: case 0x15: case 0x16: case 0x17:
+        case 0x18: case 0x19: case 0x1a: case 0x1b: case 0x1c: case 0x1d: case 0x1e: case 0x1f:
+        case 0x20: case 0x21: case 0x22: case 0x23: case 0x24: case 0x25: case 0x26: case 0x27:
+        case 0x28: case 0x29: case 0x2a: case 0x2b: case 0x2c: case 0x2d: case 0x2e: case 0x2f:
+        case 0x30: case 0x31: case 0x32: case 0x33: case 0x34: case 0x35: case 0x36: case 0x37:
+        case 0x38: case 0x39: case 0x3a: case 0x3b: case 0x3c: case 0x3d: case 0x3e: case 0x3f:
+        case 0x40: case 0x41: case 0x42: case 0x43: case 0x44: case 0x45: case 0x46: case 0x47:
+        case 0x48: case 0x49: case 0x4a: case 0x4b: case 0x4c: case 0x4d: case 0x4e: case 0x4f:
+        case 0x50: case 0x51: case 0x52: case 0x53: case 0x54: case 0x55: case 0x56: case 0x57:
+        case 0x58: case 0x59: case 0x5a: case 0x5b: case 0x5c: case 0x5d: case 0x5e: case 0x5f:
+        case 0x60: case 0x61: case 0x62: case 0x63: case 0x64: case 0x65: case 0x66: case 0x67:
+        case 0x68: case 0x69: case 0x6a: case 0x6b: case 0x6c: case 0x6d: case 0x6e: case 0x6f:
+        case 0x70: case 0x71: case 0x72: case 0x73: case 0x74: case 0x75: case 0x76: case 0x77:
+        case 0x78: case 0x79: case 0x7a: case 0x7b: case 0x7c: case 0x7d: case 0x7e: case 0x7f:
+                    getDDItem(CWP_ITEM_POSITIVE_INTEGER, i64, c);       return;  // positive fixnum
+        case 0x80: case 0x81: case 0x82: case 0x83: case 0x84: case 0x85: case 0x86: case 0x87:
+        case 0x88: case 0x89: case 0x8a: case 0x8b: case 0x8c: case 0x8d: case 0x8e: case 0x8f:
+                    getDDItem(CWP_ITEM_MAP, map.size, c & 0x0f);        return;  // fixmap
+        case 0x90: case 0x91: case 0x92: case 0x93: case 0x94: case 0x95: case 0x96: case 0x97:
+        case 0x98: case 0x99: case 0x9a: case 0x9b: case 0x9c: case 0x9d: case 0x9e: case 0x9f:
+                    getDDItem(CWP_ITEM_ARRAY, array.size, c & 0x0f);    return;  // fixarray
+        case 0xa0: case 0xa1: case 0xa2: case 0xa3: case 0xa4: case 0xa5: case 0xa6: case 0xa7:
+        case 0xa8: case 0xa9: case 0xaa: case 0xab: case 0xac: case 0xad: case 0xae: case 0xaf:
+        case 0xb0: case 0xb1: case 0xb2: case 0xb3: case 0xb4: case 0xb5: case 0xb6: case 0xb7:
+        case 0xb8: case 0xb9: case 0xba: case 0xbb: case 0xbc: case 0xbd: case 0xbe: case 0xbf:
+                    getDDItem(CWP_ITEM_STR, str.length, c & 0x1f);              // fixraw
+                    cw_unpack_assert_blob(str);
+        case 0xc0:  unpack_context->item.type = CWP_ITEM_NIL;           return;  // nil
+        case 0xc2:  getDDItem(CWP_ITEM_BOOLEAN, boolean, false);        return;  // false
+        case 0xc3:  getDDItem(CWP_ITEM_BOOLEAN, boolean, true);         return;  // true
+        case 0xc4:  getDDItem1(CWP_ITEM_BIN, bin.length, uint8_t);              // bin 8
+                    cw_unpack_assert_blob(bin);
+        case 0xc5:  getDDItem2(CWP_ITEM_BIN, bin.length, uint16_t);             // bin 16
+                    cw_unpack_assert_blob(bin);
+        case 0xc6:  getDDItem4(CWP_ITEM_BIN, bin.length, uint32_t);             // bin 32
+                    cw_unpack_assert_blob(bin);
+        case 0xc7:  getDDItem1(CWP_ITEM_EXT, ext.length, uint8_t);              // ext 8
+                    cw_unpack_assert_space(1);
+                    unpack_context->item.type = *(int8_t*)p;
+                    cw_unpack_assert_blob(ext);
+        case 0xc8:  getDDItem2(CWP_ITEM_EXT, ext.length, uint16_t);             // ext 16
+                    cw_unpack_assert_space(1);
+                    unpack_context->item.type = *(int8_t*)p;
+                    cw_unpack_assert_blob(ext);
+        case 0xc9:  getDDItem4(CWP_ITEM_EXT, ext.length, uint32_t);             // ext 32
+                    cw_unpack_assert_space(1);
+                    unpack_context->item.type = *(int8_t*)p;
+                    cw_unpack_assert_blob(ext);
+        case 0xca:  unpack_context->item.type = CWP_ITEM_FLOAT;                 // float
+                    cw_unpack_assert_space(4);
+                    cw_load32(p);
+                    unpack_context->item.as.real = *(float*)&tmpu32;     return;
+        case 0xcb:  getDDItem8(CWP_ITEM_DOUBLE);                         return;  // double
+        case 0xcc:  getDDItem1(CWP_ITEM_POSITIVE_INTEGER, u64, uint8_t); return;  // unsigned int  8
+        case 0xcd:  getDDItem2(CWP_ITEM_POSITIVE_INTEGER, u64, uint16_t); return; // unsigned int 16
+        case 0xce:  getDDItem4(CWP_ITEM_POSITIVE_INTEGER, u64, uint32_t); return; // unsigned int 32
+        case 0xcf:  getDDItem8(CWP_ITEM_POSITIVE_INTEGER);               return;  // unsigned int 64
+        case 0xd0:  getDDItem1(CWP_ITEM_NEGATIVE_INTEGER, i64, int8_t);          // signed int  8
+                    if (unpack_context->item.as.i64 >= 0)
+                        unpack_context->item.type = CWP_ITEM_POSITIVE_INTEGER;
+                    return;
+        case 0xd1:  getDDItem2(CWP_ITEM_NEGATIVE_INTEGER, i64, int16_t);        // signed int 16
+                    if (unpack_context->item.as.i64 >= 0)
+                        unpack_context->item.type = CWP_ITEM_POSITIVE_INTEGER;
+                    return;
+        case 0xd2:  getDDItem4(CWP_ITEM_NEGATIVE_INTEGER, i64, int32_t);        // signed int 32
+                    if (unpack_context->item.as.i64 >= 0)
+                        unpack_context->item.type = CWP_ITEM_POSITIVE_INTEGER;
+                    return;
+        case 0xd3:  getDDItem8(CWP_ITEM_NEGATIVE_INTEGER);						// signed int 64
+                    if (unpack_context->item.as.i64 >= 0)
+                        unpack_context->item.type = CWP_ITEM_POSITIVE_INTEGER;
+                    return;
+        case 0xd4:  getDDItemFix(1);                                            // fixext 1
+        case 0xd5:  getDDItemFix(2);                                            // fixext 2
+        case 0xd6:  getDDItemFix(4);                                            // fixext 4
+        case 0xd7:  getDDItemFix(8);                                            // fixext 8
+        case 0xd8:  getDDItemFix(16);                                           // fixext 16
+        case 0xd9:  getDDItem1(CWP_ITEM_STR, str.length, uint8_t);              // str 8
+                    cw_unpack_assert_blob(str);
+        case 0xda:  getDDItem2(CWP_ITEM_STR, str.length, uint16_t);             // str 16
+                    cw_unpack_assert_blob(str);
+        case 0xdb:  getDDItem4(CWP_ITEM_STR, str.length, uint32_t);             // str 32
+                    cw_unpack_assert_blob(str);
+        case 0xdc:  getDDItem2(CWP_ITEM_ARRAY, array.size, uint16_t);   return;  // array 16
+        case 0xdd:  getDDItem4(CWP_ITEM_ARRAY, array.size, uint32_t);   return;  // array 32
+        case 0xde:  getDDItem2(CWP_ITEM_MAP, map.size, uint16_t);       return;  // map 16
+        case 0xdf:  getDDItem4(CWP_ITEM_MAP, map.size, uint32_t);       return;  // map 32
+        case 0xe0: case 0xe1: case 0xe2: case 0xe3: case 0xe4: case 0xe5: case 0xe6: case 0xe7:
+        case 0xe8: case 0xe9: case 0xea: case 0xeb: case 0xec: case 0xed: case 0xee: case 0xef:
+        case 0xf0: case 0xf1: case 0xf2: case 0xf3: case 0xf4: case 0xf5: case 0xf6: case 0xf7:
+        case 0xf8: case 0xf9: case 0xfa: case 0xfb: case 0xfc: case 0xfd: case 0xfe: case 0xff:
+                    getDDItem(CWP_ITEM_NEGATIVE_INTEGER, i64, (int8_t)c); return;    // negative fixnum
+        default:
+                    UNPACK_ERROR(CWP_RC_MALFORMED_INPUT)
+    }
+}
+
+#define cw_skip_bytes(n)                                \
+    cw_unpack_assert_space((n));                          \
+    break;
+
+void cw_skip_items (cw_unpack_context* unpack_context, long item_count)
+{
+    if (unpack_context->return_code)
+        return;
+    
+    uint32_t    tmpu32;
+    uint16_t    tmpu16;
+    uint8_t*    p;
+    
+    while (item_count-- > 0)
+    {
+#undef buffer_end_return_code
+#define buffer_end_return_code  CWP_RC_END_OF_INPUT;
+        cw_unpack_assert_space(1);
+        uint8_t c = *p;
+
+#undef buffer_end_return_code
+#define buffer_end_return_code  CWP_RC_BUFFER_UNDERFLOW;
+        switch (c)
+        {
+            case 0x00: case 0x01: case 0x02: case 0x03: case 0x04: case 0x05: case 0x06: case 0x07:
+            case 0x08: case 0x09: case 0x0a: case 0x0b: case 0x0c: case 0x0d: case 0x0e: case 0x0f:
+            case 0x10: case 0x11: case 0x12: case 0x13: case 0x14: case 0x15: case 0x16: case 0x17:
+            case 0x18: case 0x19: case 0x1a: case 0x1b: case 0x1c: case 0x1d: case 0x1e: case 0x1f:
+            case 0x20: case 0x21: case 0x22: case 0x23: case 0x24: case 0x25: case 0x26: case 0x27:
+            case 0x28: case 0x29: case 0x2a: case 0x2b: case 0x2c: case 0x2d: case 0x2e: case 0x2f:
+            case 0x30: case 0x31: case 0x32: case 0x33: case 0x34: case 0x35: case 0x36: case 0x37:
+            case 0x38: case 0x39: case 0x3a: case 0x3b: case 0x3c: case 0x3d: case 0x3e: case 0x3f:
+            case 0x40: case 0x41: case 0x42: case 0x43: case 0x44: case 0x45: case 0x46: case 0x47:
+            case 0x48: case 0x49: case 0x4a: case 0x4b: case 0x4c: case 0x4d: case 0x4e: case 0x4f:
+            case 0x50: case 0x51: case 0x52: case 0x53: case 0x54: case 0x55: case 0x56: case 0x57:
+            case 0x58: case 0x59: case 0x5a: case 0x5b: case 0x5c: case 0x5d: case 0x5e: case 0x5f:
+            case 0x60: case 0x61: case 0x62: case 0x63: case 0x64: case 0x65: case 0x66: case 0x67:
+            case 0x68: case 0x69: case 0x6a: case 0x6b: case 0x6c: case 0x6d: case 0x6e: case 0x6f:
+            case 0x70: case 0x71: case 0x72: case 0x73: case 0x74: case 0x75: case 0x76: case 0x77:
+            case 0x78: case 0x79: case 0x7a: case 0x7b: case 0x7c: case 0x7d: case 0x7e: case 0x7f:
+                                                                // unsigned fixint
+            case 0xe0: case 0xe1: case 0xe2: case 0xe3: case 0xe4: case 0xe5: case 0xe6: case 0xe7:
+            case 0xe8: case 0xe9: case 0xea: case 0xeb: case 0xec: case 0xed: case 0xee: case 0xef:
+            case 0xf0: case 0xf1: case 0xf2: case 0xf3: case 0xf4: case 0xf5: case 0xf6: case 0xf7:
+            case 0xf8: case 0xf9: case 0xfa: case 0xfb: case 0xfc: case 0xfd: case 0xfe: case 0xff:
+                                                                // signed fixint
+            case 0xc0:                                          // nil
+            case 0xc2:                                          // false
+            case 0xc3:  break;                                  // true
+            case 0xcc:                                          // unsigned int  8
+            case 0xd0:	cw_skip_bytes(1);                       // signed int  8
+            case 0xcd:                                          // unsigned int 16
+            case 0xd1:                                          // signed int 16
+            case 0xd4:  cw_skip_bytes(2);                       // fixext 1
+            case 0xd5:  cw_skip_bytes(3);                       // fixext 2
+            case 0xca:                                          // float
+            case 0xce:                                          // unsigned int 32
+            case 0xd2:  cw_skip_bytes(4);                       // signed int 32
+            case 0xd6:  cw_skip_bytes(5);                       // fixext 4
+            case 0xcb:                                          // double
+            case 0xcf:                                          // unsigned int 64
+            case 0xd3:  cw_skip_bytes(8);                       // signed int 64
+            case 0xd7:  cw_skip_bytes(9);                       // fixext 8
+            case 0xd8:  cw_skip_bytes(17);                      // fixext 16
+            case 0xa0: case 0xa1: case 0xa2: case 0xa3: case 0xa4: case 0xa5: case 0xa6: case 0xa7:
+            case 0xa8: case 0xa9: case 0xaa: case 0xab: case 0xac: case 0xad: case 0xae: case 0xaf:
+            case 0xb0: case 0xb1: case 0xb2: case 0xb3: case 0xb4: case 0xb5: case 0xb6: case 0xb7:
+            case 0xb8: case 0xb9: case 0xba: case 0xbb: case 0xbc: case 0xbd: case 0xbe: case 0xbf:
+                cw_skip_bytes(c & 0x1f);                        // fixstr
+            case 0xd9:                                          // str 8
+            case 0xc4:                                          // bin 8
+                cw_unpack_assert_space(1);
+                tmpu32 = *p;
+                cw_skip_bytes(tmpu32);
+                
+            case 0xda:                                          // str 16
+            case 0xc5:                                          // bin 16
+                cw_unpack_assert_space(2);
+                cw_load16(p);
+                cw_skip_bytes(tmpu16);
+                
+            case 0xdb:                                          // str 32
+            case 0xc6:                                          // bin 32
+                cw_unpack_assert_space(4);
+                cw_load32(p);
+                cw_skip_bytes(tmpu32);
+                
+            case 0x80: case 0x81: case 0x82: case 0x83: case 0x84: case 0x85: case 0x86: case 0x87:
+            case 0x88: case 0x89: case 0x8a: case 0x8b: case 0x8c: case 0x8d: case 0x8e: case 0x8f:
+                item_count += 2*(c & 15);                       // FixMap
+                break;
+
+            case 0x90: case 0x91: case 0x92: case 0x93: case 0x94: case 0x95: case 0x96: case 0x97:
+            case 0x98: case 0x99: case 0x9a: case 0x9b: case 0x9c: case 0x9d: case 0x9e: case 0x9f:
+                item_count += c & 15;                           // FixArray
+                break;
+                
+            case 0xdc:                                          // array 16
+                cw_unpack_assert_space(2);
+                cw_load16(p);
+                item_count += tmpu16;
+                break;
+                
+            case 0xde:                                          // map 16
+                cw_unpack_assert_space(2);
+                cw_load16(p);
+                item_count += 2*tmpu16;
+                break;
+                
+            case 0xdd:                                          // array 32
+                cw_unpack_assert_space(4);
+                cw_load32(p);
+                item_count += tmpu32;
+                break;
+                
+            case 0xdf:                                          // map 32
+                cw_unpack_assert_space(4);
+                cw_load32(p);
+                item_count += 2*tmpu32;
+                break;
+                
+            case 0xc7:                                          // ext 8
+                cw_unpack_assert_space(1);
+                tmpu32 = *p;
+                cw_skip_bytes(tmpu32 +1);
+                
+            case 0xc8:                                          // ext 16
+                cw_unpack_assert_space(2);
+                cw_load16(p);
+                cw_skip_bytes(tmpu16 +1);
+                
+            case 0xc9:                                          // ext 32
+                cw_unpack_assert_space(4);
+                cw_load32(p);
+                cw_skip_bytes(tmpu32 +1);
+                
+            default:                                            // illegal
+                UNPACK_ERROR(CWP_RC_MALFORMED_INPUT)
+        }
+    }
+    return;
+}
+
+/* end cwpack.c */