From f648e29d050cab362cc660c1a5c5109182028768 Mon Sep 17 00:00:00 2001
From: kavsrf <kavsrf@gmail.com>
Date: Mon, 23 Jan 2017 15:30:22 +0300
Subject: DcsInfo added

DcsBoot is driver now (to support DriverOrder list)
---
 Library/VeraCryptLib/DcsConfig.c | 72 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 Library/VeraCryptLib/DcsConfig.c

(limited to 'Library/VeraCryptLib/DcsConfig.c')

diff --git a/Library/VeraCryptLib/DcsConfig.c b/Library/VeraCryptLib/DcsConfig.c
new file mode 100644
index 0000000..00aa5f8
--- /dev/null
+++ b/Library/VeraCryptLib/DcsConfig.c
@@ -0,0 +1,72 @@
+/** @file
+Interface for DCS
+
+Copyright (c) 2016. Disk Cryptography Services for EFI (DCS), Alex Kolotnikov
+Copyright (c) 2016. VeraCrypt, Mounir IDRASSI
+
+This program and the accompanying materials
+are licensed and made available under the terms and conditions
+of the Apache License, Version 2.0.
+
+The full text of the license may be found at
+https://opensource.org/licenses/Apache-2.0
+**/
+
+#include <Uefi.h>
+#include <DcsConfig.h>
+
+#include <Library/CommonLib.h>
+#include "common/Xml.h"
+
+//////////////////////////////////////////////////////////////////////////
+// Config
+//////////////////////////////////////////////////////////////////////////
+char *gConfigBuffer = NULL;
+UINTN	gConfigBufferSize = 0;
+
+BOOLEAN
+ConfigRead(char *configKey, char *configValue, int maxValueSize)
+{
+	char *xml;
+
+	if (gConfigBuffer == NULL) {
+		if (FileLoad(NULL, L"\\EFI\\VeraCrypt\\DcsProp", &gConfigBuffer, &gConfigBufferSize) != EFI_SUCCESS) {
+			return FALSE;
+		}
+	}
+
+	xml = gConfigBuffer;
+	if (xml != NULL)
+	{
+		xml = XmlFindElementByAttributeValue(xml, "config", "key", configKey);
+		if (xml != NULL)
+		{
+			XmlGetNodeText(xml, configValue, maxValueSize);
+			return TRUE;
+		}
+	}
+
+	return FALSE;
+}
+
+int ConfigReadInt(char *configKey, int defaultValue)
+{
+	char s[32];
+	if (ConfigRead(configKey, s, sizeof(s))) {
+		if (*s == '-') {
+			return (-1) * (int)AsciiStrDecimalToUintn(&s[1]);
+		}
+		return (int)AsciiStrDecimalToUintn(s);
+	}
+	else
+		return defaultValue;
+}
+
+
+char *ConfigReadString(char *configKey, char *defaultValue, char *str, int maxLen)
+{
+	if (!ConfigRead(configKey, str, maxLen)) {
+		AsciiStrCpyS(str, maxLen, defaultValue);
+	}
+	return str;
+}
-- 
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