1 files changed, 156 insertions, 0 deletions
diff --git a/src/config/Block.cxx b/src/config/Block.cxx
new file mode 100644
index 000000000..a74903b10
--- /dev/null
+++ b/src/config/Block.cxx
@@ -0,0 +1,156 @@
+/*
+ * Copyright (C) 2003-2015 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "config.h"
+#include "Block.hxx"
+#include "ConfigParser.hxx"
+#include "ConfigPath.hxx"
+#include "system/FatalError.hxx"
+#include "fs/AllocatedPath.hxx"
+#include "util/Error.hxx"
+
+#include <assert.h>
+#include <stdlib.h>
+
+int
+BlockParam::GetIntValue() const
+{
+	char *endptr;
+	long value2 = strtol(value.c_str(), &endptr, 0);
+	if (*endptr != 0)
+		FormatFatalError("Not a valid number in line %i", line);
+
+	return value2;
+}
+
+unsigned
+BlockParam::GetUnsignedValue() const
+{
+	char *endptr;
+	unsigned long value2 = strtoul(value.c_str(), &endptr, 0);
+	if (*endptr != 0)
+		FormatFatalError("Not a valid number in line %i", line);
+
+	return (unsigned)value2;
+}
+
+bool
+BlockParam::GetBoolValue() const
+{
+	bool value2;
+	if (!get_bool(value.c_str(), &value2))
+		FormatFatalError("%s is not a boolean value (yes, true, 1) or "
+				 "(no, false, 0) on line %i\n",
+				 name.c_str(), line);
+
+	return value2;
+}
+
+ConfigBlock::~ConfigBlock()
+{
+	delete next;
+}
+
+const BlockParam *
+ConfigBlock::GetBlockParam(const char *name) const
+{
+	for (const auto &i : block_params) {
+		if (i.name == name) {
+			i.used = true;
+			return &i;
+		}
+	}
+
+	return nullptr;
+}
+
+const char *
+ConfigBlock::GetBlockValue(const char *name, const char *default_value) const
+{
+	const BlockParam *bp = GetBlockParam(name);
+	if (bp == nullptr)
+		return default_value;
+
+	return bp->value.c_str();
+}
+
+AllocatedPath
+ConfigBlock::GetBlockPath(const char *name, const char *default_value,
+			   Error &error) const
+{
+	assert(!error.IsDefined());
+
+	int line2 = line;
+	const char *s;
+
+	const BlockParam *bp = GetBlockParam(name);
+	if (bp != nullptr) {
+		line2 = bp->line;
+		s = bp->value.c_str();
+	} else {
+		if (default_value == nullptr)
+			return AllocatedPath::Null();
+
+		s = default_value;
+	}
+
+	AllocatedPath path = ParsePath(s, error);
+	if (gcc_unlikely(path.IsNull()))
+		error.FormatPrefix("Invalid path in \"%s\" at line %i: ",
+				   name, line2);
+
+	return path;
+}
+
+AllocatedPath
+ConfigBlock::GetBlockPath(const char *name, Error &error) const
+{
+	return GetBlockPath(name, nullptr, error);
+}
+
+int
+ConfigBlock::GetBlockValue(const char *name, int default_value) const
+{
+	const BlockParam *bp = GetBlockParam(name);
+	if (bp == nullptr)
+		return default_value;
+
+	return bp->GetIntValue();
+}
+
+unsigned
+ConfigBlock::GetBlockValue(const char *name, unsigned default_value) const
+{
+	const BlockParam *bp = GetBlockParam(name);
+	if (bp == nullptr)
+		return default_value;
+
+	return bp->GetUnsignedValue();
+}
+
+gcc_pure
+bool
+ConfigBlock::GetBlockValue(const char *name, bool default_value) const
+{
+	const BlockParam *bp = GetBlockParam(name);
+	if (bp == nullptr)
+		return default_value;
+
+	return bp->GetBoolValue();
+}