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74 lines
1.9 KiB
C
74 lines
1.9 KiB
C
/* radare - LGPL - Copyright 2019-2021 - gustavo, pancake */
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#include <r_types.h>
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#if __WINDOWS__
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#include <windows.h>
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#include <r_util/r_w32dw.h>
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static DWORD WINAPI __w32dbg_thread(LPVOID param) {
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RW32Dw *inst = param;
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RW32DwParams *params = &inst->params;
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PROCESS_INFORMATION *pi = &inst->pi;
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for (;;) {
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WaitForSingleObject (inst->request_sem, INFINITE);
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switch (params->type) {
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case W32_CONTINUE:
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params->ret = ContinueDebugEvent (pi->dwProcessId, pi->dwThreadId, params->continue_status);
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break;
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case W32_WAIT:
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params->ret = WaitForDebugEvent (params->wait.de, params->wait.wait_time);
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if (params->ret) {
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pi->dwProcessId = params->wait.de->dwProcessId;
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pi->dwThreadId = params->wait.de->dwThreadId;
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}
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break;
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case W32_CALL_FUNC:
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params->ret = params->func.func (params->func.user);
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break;
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case W32_ATTACH:
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params->ret = DebugActiveProcess (pi->dwProcessId);
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break;
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case W32_DETACH:
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case W32_STOP:
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params->ret = DebugActiveProcessStop (pi->dwProcessId);
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break;
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default:
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break;
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}
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if (!params->ret) {
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params->err = GetLastError ();
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}
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ReleaseSemaphore (inst->result_sem, 1, NULL);
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if (params->type == W32_STOP) {
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break;
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}
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}
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return 0;
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}
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R_API RW32Dw *r_w32dw_new(void) {
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RW32Dw *inst = calloc (1, sizeof (RW32Dw));
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if (inst) {
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inst->request_sem = CreateSemaphore (NULL, 0, 1, NULL);
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inst->result_sem = CreateSemaphore (NULL, 0, 1, NULL);
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inst->debugThread = CreateThread (NULL, 0, __w32dbg_thread, inst, 0, NULL);
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}
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return inst;
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}
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R_API void r_w32dw_free(RW32Dw *inst) {
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inst->params.type = W32_STOP;
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ReleaseSemaphore (inst->request_sem, 1, NULL);
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CloseHandle (inst->request_sem);
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CloseHandle (inst->result_sem);
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free (inst);
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}
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R_API int r_w32dw_waitret(RW32Dw *inst) {
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ReleaseSemaphore (inst->request_sem, 1, NULL);
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WaitForSingleObject (inst->result_sem, INFINITE);
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return r_w32dw_ret (inst);
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}
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#endif
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