michael@0: /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: /* Platform specific code to invoke XPCOM methods on native objects */
michael@0: 
michael@0: #include "xptcprivate.h"
michael@0: 
michael@0: extern "C" uint32_t
michael@0: invoke_count_words(uint32_t paramCount, nsXPTCVariant* s)
michael@0: {
michael@0:     uint32_t result = 0;
michael@0:     /*    fprintf(stderr,"invoke_count_words(%d,%p)\n",paramCount, s);*/
michael@0: 
michael@0:     for(uint32_t i = 0; i < paramCount; i++, s++)
michael@0:     {
michael@0:         if(s->IsPtrData())
michael@0:         {
michael@0:             result++;
michael@0:             continue;
michael@0:         }
michael@0:         switch(s->type)
michael@0:         {
michael@0:         case nsXPTType::T_I8     :
michael@0:         case nsXPTType::T_I16    :
michael@0:         case nsXPTType::T_I32    :
michael@0:             result++;
michael@0:             break;
michael@0:         case nsXPTType::T_I64    :
michael@0:             result+=2;
michael@0:             break;
michael@0:         case nsXPTType::T_U8     :
michael@0:         case nsXPTType::T_U16    :
michael@0:         case nsXPTType::T_U32    :
michael@0:             result++;
michael@0:             break;
michael@0:         case nsXPTType::T_U64    :
michael@0:             result+=2;
michael@0:             break;
michael@0:         case nsXPTType::T_FLOAT  :
michael@0:             result++;
michael@0:             break;
michael@0:         case nsXPTType::T_DOUBLE :
michael@0:             result+=2;
michael@0:             break;
michael@0:         case nsXPTType::T_BOOL   :
michael@0:         case nsXPTType::T_CHAR   :
michael@0:         case nsXPTType::T_WCHAR  :
michael@0:             result++;
michael@0:             break;
michael@0:         default:
michael@0:             // all the others are plain pointer types
michael@0:             result++;
michael@0:             break;
michael@0:         }
michael@0:     }
michael@0:     return result;
michael@0: }
michael@0: 
michael@0: extern "C" void
michael@0: invoke_copy_to_stack(uint32_t* d, uint32_t paramCount, nsXPTCVariant* s, double *fprData)
michael@0: {
michael@0: 	uint32_t fpCount = 0;
michael@0: 
michael@0:     /*    fprintf(stderr,"invoke_copy_to_stack(%p, %d, %p, %p)\n", d, paramCount, s, fprData);*/
michael@0: 
michael@0:     for(uint32_t i = 0; i < paramCount; i++, d++, s++)
michael@0:     {
michael@0:         if(s->IsPtrData())
michael@0:         {
michael@0:             *((void**)d) = s->ptr;
michael@0:             continue;
michael@0:         }
michael@0:         switch(s->type)
michael@0:         {
michael@0:         case nsXPTType::T_I8     : *((int32_t*) d) = s->val.i8;          break;
michael@0:         case nsXPTType::T_I16    : *((int32_t*) d) = s->val.i16;         break;
michael@0:         case nsXPTType::T_I32    : *((int32_t*) d) = s->val.i32;         break;
michael@0:         case nsXPTType::T_I64    : *((int64_t*) d) = s->val.i64; d++;    break;
michael@0:         case nsXPTType::T_U8     : *((uint32_t*) d) = s->val.u8;          break;
michael@0:         case nsXPTType::T_U16    : *((uint32_t*)d) = s->val.u16;         break;
michael@0:         case nsXPTType::T_U32    : *((uint32_t*)d) = s->val.u32;         break;
michael@0:         case nsXPTType::T_U64    : *((uint64_t*)d) = s->val.u64; d++;    break;
michael@0:         case nsXPTType::T_FLOAT  : *((float*)   d) = s->val.f;
michael@0:         			   if (fpCount < 13)
michael@0:         		               fprData[fpCount++] = s->val.f;
michael@0:         			   break;
michael@0:         case nsXPTType::T_DOUBLE : *((double*)  d) = s->val.d;   d++;
michael@0:         			   if (fpCount < 13)
michael@0:         			       fprData[fpCount++] = s->val.d;
michael@0:         			   break;
michael@0:         case nsXPTType::T_BOOL   : *((uint32_t*) d) = s->val.b;          break;
michael@0:         case nsXPTType::T_CHAR   : *((int32_t*)  d) = s->val.c;          break;
michael@0:         case nsXPTType::T_WCHAR  : *((uint32_t*) d) = s->val.wc;         break;
michael@0:         default:
michael@0:             // all the others are plain pointer types
michael@0:             *((void**)d) = s->val.p;
michael@0:             break;
michael@0:         }
michael@0:     }
michael@0: }
michael@0: 
michael@0: extern "C" nsresult _NS_InvokeByIndex(nsISupports* that, uint32_t methodIndex,
michael@0:                                       uint32_t paramCount, 
michael@0:                                       nsXPTCVariant* params);
michael@0: 
michael@0: EXPORT_XPCOM_API(nsresult)
michael@0: NS_InvokeByIndex(nsISupports* that, uint32_t methodIndex,
michael@0:                  uint32_t paramCount, nsXPTCVariant* params)
michael@0: {
michael@0:     return _NS_InvokeByIndex(that, methodIndex, paramCount, params);
michael@0: }