Milestone 5: deliver embedded RDP sessions and lifecycle hardening

third_party/FreeRDP/winpr/libwinpr/crt/conversion.c

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+/**
+ * WinPR: Windows Portable Runtime
+ * Data Conversion
+ *
+ * Copyright 2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <winpr/config.h>
+
+#include <winpr/crt.h>
+#include <winpr/string.h>
+
+/* Data Conversion: http://msdn.microsoft.com/en-us/library/0heszx3w/ */
+
+#ifndef _WIN32
+
+errno_t _itoa_s(int value, char* buffer, size_t sizeInCharacters, WINPR_ATTR_UNUSED int radix)
+{
+	int length = sprintf_s(nullptr, 0, "%d", value);
+
+	if (length < 0)
+		return -1;
+
+	if (sizeInCharacters < (size_t)length)
+		return -1;
+
+	(void)sprintf_s(buffer, WINPR_ASSERTING_INT_CAST(size_t, length + 1), "%d", value);
+
+	return 0;
+}
+
+#endif