47 lines
1.2 KiB
C++
47 lines
1.2 KiB
C++
#include <windows.h>
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#include <assert.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <vector>
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#include <string>
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int main(int argc, char *argv[]) {
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system("cls");
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if (argc == 1) {
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printf("Usage: %s hhhh\n", argv[0]);
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return 0;
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}
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std::wstring dataToWrite;
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for (int i = 1; i < argc; ++i) {
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wchar_t ch = strtol(argv[i], NULL, 16);
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dataToWrite.push_back(ch);
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}
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DWORD actual = 0;
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BOOL ret = WriteConsoleW(
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GetStdHandle(STD_OUTPUT_HANDLE),
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dataToWrite.data(), dataToWrite.size(), &actual, NULL);
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assert(ret && actual == dataToWrite.size());
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// Read it back.
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std::vector<CHAR_INFO> readBuffer(dataToWrite.size() * 2);
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COORD bufSize = {readBuffer.size(), 1};
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COORD bufCoord = {0, 0};
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SMALL_RECT topLeft = {0, 0, readBuffer.size() - 1, 0};
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ret = ReadConsoleOutputW(
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GetStdHandle(STD_OUTPUT_HANDLE), readBuffer.data(),
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bufSize, bufCoord, &topLeft);
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assert(ret);
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printf("\n");
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for (int i = 0; i < readBuffer.size(); ++i) {
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printf("CHAR: %04x %04x\n",
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readBuffer[i].Char.UnicodeChar,
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readBuffer[i].Attributes);
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}
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return 0;
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}
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