208 lines
4.7 KiB
C
208 lines
4.7 KiB
C
/*
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* module.c - Module functions of DBG DLL.
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*
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*
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*/
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#include <precomp.h>
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#pragma hdrstop
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VOID
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WINAPI
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xxxDbgDosAppStart(
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WORD wCS,
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WORD wIP
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)
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{
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if ( fDebugged ) {
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if (VdmDbgTraceFlags & VDMDBG_BREAK_DOSTASK) {
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DbgSetTemporaryBP(wCS, wIP, FALSE);
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}
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}
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}
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BOOL
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DbgDllStart(
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PNDFRAME16 pNDFrame
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) {
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BOOL fResult;
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fResult = FALSE; // Default to Event not handled
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if ( fDebugged ) {
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LPSTR lpModuleName;
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LPSTR lpModulePath;
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UINT length;
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UCHAR fPE;
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IMAGE_NOTE im;
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DbgGetContext();
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EventParams[2] = (DWORD)&im;
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// Get the module's path and name
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fPE = ISPESET;
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lpModuleName = (LPSTR)Sim32GetVDMPointer(
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(ULONG)pNDFrame->dwModuleName,
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MAX_MODULE,
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fPE );
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lpModulePath = (LPSTR)Sim32GetVDMPointer(
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(ULONG)pNDFrame->dwModulePath,
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MAX_PATH,
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fPE );
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length = (UINT)((UCHAR)*lpModuleName++);
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strncpy( im.Module, lpModuleName, length );
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im.Module[length] = '\0';
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length = (UINT)((UCHAR)*lpModulePath);
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lpModulePath += 8;
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length -= 8;
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strncpy( im.FileName, lpModulePath, length );
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im.FileName[length] = '\0';
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im.hModule = pNDFrame->hModule;
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im.hTask = pNDFrame->hTask;
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fResult = SendVDMEvent(DBG_DLLSTART);
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if (VdmDbgTraceFlags & VDMDBG_BREAK_LOADDLL) {
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DbgSetTemporaryBP(pNDFrame->wCS, pNDFrame->wIP, (BOOL)(getMSW() & MSW_PE));
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}
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}
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return( fResult );
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}
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BOOL
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DbgTaskStop(
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PSTFRAME16 pSTFrame
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) {
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BOOL fResult;
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fResult = FALSE; // Default to Event not handled
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if ( fDebugged ) {
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LPSTR lpModuleName;
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LPSTR lpModulePath;
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UINT length;
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UCHAR fPE;
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IMAGE_NOTE im;
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DbgGetContext();
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EventParams[2] = (DWORD)&im;
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// The code in TASK.ASM pops the frame off the stack before it IRETs
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vcContext.Esp += sizeof(STFRAME16);
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// Get the module's path and name
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fPE = ISPESET;
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lpModuleName = (LPSTR)Sim32GetVDMPointer(
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(ULONG)pSTFrame->dwModuleName,
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MAX_MODULE,
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fPE );
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lpModulePath = (LPSTR)Sim32GetVDMPointer(
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(ULONG)pSTFrame->dwModulePath,
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MAX_PATH,
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fPE );
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length = (UINT)((UCHAR)*lpModuleName++);
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strncpy( im.Module, lpModuleName, length );
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im.Module[length] = '\0';
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length = (UINT)((UCHAR)*lpModulePath);
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lpModulePath += 8;
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length -= 8;
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strncpy( im.FileName, lpModulePath, length );
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im.FileName[length] = '\0';
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im.hModule = pSTFrame->hModule;
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im.hTask = pSTFrame->hTask;
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fResult = SendVDMEvent(DBG_TASKSTOP);
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// See comment about what the code does above
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vcContext.Esp -= sizeof(STFRAME16);
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}
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return( fResult );
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}
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VOID
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xxxDbgNotifyNewTask(
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LPVOID lpvNTFrame,
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UINT uFrameSize
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) {
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BOOL fResult;
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PNTFRAME16 pNTFrame;
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pNTFrame = (PNTFRAME16)lpvNTFrame;
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if ( fDebugged ) {
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LPSTR lpModuleName;
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LPSTR lpModulePath;
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UINT length;
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UCHAR fPE;
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IMAGE_NOTE im;
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DbgGetContext();
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EventParams[2] = (DWORD)&im;
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// Get the module's path and name
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fPE = ISPESET;
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lpModuleName = (LPSTR)Sim32GetVDMPointer(
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(ULONG)pNTFrame->dwModuleName,
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MAX_MODULE,
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fPE );
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lpModulePath = (LPSTR)Sim32GetVDMPointer(
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(ULONG)pNTFrame->dwModulePath,
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MAX_PATH,
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fPE );
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length = (UINT)((UCHAR)*lpModuleName++);
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strncpy( im.Module, lpModuleName, length );
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im.Module[length] = '\0';
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length = (UINT)((UCHAR)*lpModulePath);
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lpModulePath += 8;
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length -= 8;
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strncpy( im.FileName, lpModulePath, length );
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im.FileName[length] = '\0';
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im.hModule = pNTFrame->hModule;
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im.hTask = pNTFrame->hTask;
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fResult = SendVDMEvent(DBG_TASKSTART);
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if (VdmDbgTraceFlags & VDMDBG_BREAK_WOWTASK) {
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DbgSetTemporaryBP(pNTFrame->wCS, pNTFrame->wIP, (BOOL)(getMSW() & MSW_PE));
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}
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}
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}
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