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1 #include "lua.h"
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2 #include "lauxlib.h"
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3 #include "dyncall.h"
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4 #include "dyncall_signature.h"
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5
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6 size_t dtSize(const char* signature)
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7 {
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8 char ch = *signature;
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9 switch(ch)
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10 {
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11 case DC_SIGCHAR_BOOL: return sizeof(DCbool);
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12 case DC_SIGCHAR_CHAR: return sizeof(DCchar);
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13 case DC_SIGCHAR_UCHAR: return sizeof(DCuchar);
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14 case DC_SIGCHAR_SHORT: return sizeof(DCshort);
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15 case DC_SIGCHAR_USHORT: return sizeof(DCushort);
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16 case DC_SIGCHAR_INT: return sizeof(DCint);
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17 case DC_SIGCHAR_UINT: return sizeof(DCuint);
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18 case DC_SIGCHAR_LONG: return sizeof(DClong);
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19 case DC_SIGCHAR_ULONG: return sizeof(DCulong);
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20 case DC_SIGCHAR_LONGLONG: return sizeof(DClonglong);
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21 case DC_SIGCHAR_ULONGLONG: return sizeof(DCulonglong);
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22 case DC_SIGCHAR_FLOAT: return sizeof(DCfloat);
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23 case DC_SIGCHAR_DOUBLE: return sizeof(DCdouble);
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24 case DC_SIGCHAR_POINTER: return sizeof(DCpointer);
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25 case DC_SIGCHAR_STRING: return sizeof(DCstring);
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26 case DC_SIGCHAR_VOID: return sizeof(DCvoid);
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27 default: return 0;
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28 }
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29 }
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30
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31 size_t dtAlign(const char* signature)
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32 {
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33 return dtSize(signature);
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34 }
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35
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36
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37 int lua_dtSize(lua_State *L)
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38 {
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39 const char* signature = luaL_checkstring(L, 1);
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40 lua_pushinteger(L, dtSize(signature));
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41 return 1;
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42 }
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43
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44 int lua_dtAlign(lua_State *L)
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45 {
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46 const char* signature = luaL_checkstring(L, 1);
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47 lua_pushinteger(L, dtAlign(signature));
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48 return 1;
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49 }
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50
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51
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52 static const struct luaL_Reg luareg_ldyntype[] =
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53 {
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54 { "dtSize", lua_dtSize },
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55 { "dtAlign", lua_dtAlign },
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56 { NULL, NULL }
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57 };
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58
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59 LUA_API int luaopen_ldyntype(lua_State *L)
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60 {
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61 luaL_register(L, "ldyntype", luareg_ldyntype);
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62 return 1;
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63 }
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64
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