diff options
Diffstat (limited to 'src/libs/xpcom18a4/xpcom/reflect/xptcall/src/md/os2/xptcstubs_emx.cpp')
| -rw-r--r-- | src/libs/xpcom18a4/xpcom/reflect/xptcall/src/md/os2/xptcstubs_emx.cpp | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/src/libs/xpcom18a4/xpcom/reflect/xptcall/src/md/os2/xptcstubs_emx.cpp b/src/libs/xpcom18a4/xpcom/reflect/xptcall/src/md/os2/xptcstubs_emx.cpp new file mode 100644 index 00000000..6cde9231 --- /dev/null +++ b/src/libs/xpcom18a4/xpcom/reflect/xptcall/src/md/os2/xptcstubs_emx.cpp @@ -0,0 +1,153 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is mozilla.org code. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1999 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * + * Alternatively, the contents of this file may be used under the terms of + * either of the GNU General Public License Version 2 or later (the "GPL"), + * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ + +/* Implement shared vtbl methods */ + +// This is a 98% copy of other implementations; see comment at top of +// xptcinvoke_emx.cpp for why this file exists. +// + +#include "xptcprivate.h" + +#if !defined(__EMX__) +#error "This code is for OS/2 EMX only" +#endif + +static nsresult +PrepareAndDispatch( nsXPTCStubBase *self, PRUint32 methodIndex, + PRUint32 *args) +{ +#define PARAM_BUFFER_COUNT 16 + + nsXPTCMiniVariant paramBuffer[PARAM_BUFFER_COUNT]; + nsXPTCMiniVariant* dispatchParams = NULL; + nsIInterfaceInfo* iface_info = NULL; + const nsXPTMethodInfo* info; + PRUint8 paramCount; + PRUint8 i; + nsresult result = NS_ERROR_FAILURE; + + // If anything fails before stackBytesToPop can be set then + // the failure is completely catastrophic! + + NS_ASSERTION(self,"no self"); + + self->GetInterfaceInfo(&iface_info); + NS_ASSERTION(iface_info,"no interface info"); + + iface_info->GetMethodInfo(PRUint16(methodIndex), &info); + NS_ASSERTION(info,"no interface info"); + + paramCount = info->GetParamCount(); + + // setup variant array pointer + if(paramCount > PARAM_BUFFER_COUNT) + dispatchParams = new nsXPTCMiniVariant[paramCount]; + else + dispatchParams = paramBuffer; + NS_ASSERTION(dispatchParams,"no place for params"); + + PRUint32* ap = args; + for(i = 0; i < paramCount; i++, ap++) + { + const nsXPTParamInfo& param = info->GetParam(i); + const nsXPTType& type = param.GetType(); + nsXPTCMiniVariant* dp = &dispatchParams[i]; + + if(param.IsOut() || !type.IsArithmetic()) + { + dp->val.p = (void*) *ap; + continue; + } + // else + switch(type) + { + case nsXPTType::T_I8 : dp->val.i8 = *((PRInt8*) ap); break; + case nsXPTType::T_I16 : dp->val.i16 = *((PRInt16*) ap); break; + case nsXPTType::T_I32 : dp->val.i32 = *((PRInt32*) ap); break; + case nsXPTType::T_I64 : dp->val.i64 = *((PRInt64*) ap); ap++; break; + case nsXPTType::T_U8 : dp->val.u8 = *((PRUint8*) ap); break; + case nsXPTType::T_U16 : dp->val.u16 = *((PRUint16*)ap); break; + case nsXPTType::T_U32 : dp->val.u32 = *((PRUint32*)ap); break; + case nsXPTType::T_U64 : dp->val.u64 = *((PRUint64*)ap); ap++; break; + case nsXPTType::T_FLOAT : dp->val.f = *((float*) ap); break; + case nsXPTType::T_DOUBLE : dp->val.d = *((double*) ap); ap++; break; + case nsXPTType::T_BOOL : dp->val.b = *((PRBool*) ap); break; + case nsXPTType::T_CHAR : dp->val.c = *((char*) ap); break; + case nsXPTType::T_WCHAR : dp->val.wc = *((wchar_t*) ap); break; + default: + NS_ASSERTION(0, "bad type"); + break; + } + } + + result = self->CallMethod((PRUint16)methodIndex, info, dispatchParams); + + NS_RELEASE(iface_info); + + if(dispatchParams != paramBuffer) + delete [] dispatchParams; + + return result; +} + +#define STUB_ENTRY(n) \ +nsresult nsXPTCStubBase::Stub##n() \ +{ \ + register void* method = PrepareAndDispatch; \ + register nsresult result; \ + __asm__ __volatile__( \ + "leal 0x0c(%%ebp), %%ecx\n\t" /* args */ \ + "pushl %%ecx\n\t" \ + "pushl $"#n"\n\t" /* method index */ \ + "movl 0x08(%%ebp), %%ecx\n\t" /* this */ \ + "pushl %%ecx\n\t" \ + "call *%%edx" /* PrepareAndDispatch */ \ + : "=a" (result) /* %0 */ \ + : "d" (method) /* %1 */ \ + : "ax", "dx", "cx", "memory" ); \ + return result; \ +} + +#define SENTINEL_ENTRY(n) \ +nsresult nsXPTCStubBase::Sentinel##n() \ +{ \ + NS_ASSERTION(0,"nsXPCWrappedJS::Sentinel called"); \ + return NS_ERROR_NOT_IMPLEMENTED; \ +} + +#include "xptcstubsdef.inc" |