Copy of aRts for Trinity modifications

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/dependencies/arts@1070145 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 202 insertions, 0 deletions

diff --git a/soundserver/samplestorage_impl.cc b/soundserver/samplestorage_impl.cc
new file mode 100644
index 0000000..8c14d23
--- /dev/null
+++ b/soundserver/samplestorage_impl.cc
@@ -0,0 +1,202 @@
+	/*
+
+    Copyright (C) 2001 Stefan Westerfeld
+                       stefan@space.twc.de
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+  
+    This library 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
+    Library General Public License for more details.
+   
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to
+    the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+    Boston, MA 02111-1307, USA.
+
+    */
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <stdio.h>
+#include <dirent.h>
+#include "soundserver.h"
+#include "debug.h"
+
+using namespace Arts;
+using namespace std;
+
+namespace Arts {
+
+class SampleStorageEntry_impl : public SampleStorageEntry_skel {
+protected:
+	string _name, _filename;
+	bool _completed;
+	FILE *file;
+
+public:
+	SampleStorageEntry_impl(const string& name, const string& filename)
+	{
+		_name = name;
+		_filename = filename;
+		_completed = false;
+		file = fopen(_filename.c_str(),"w");
+	}
+	~SampleStorageEntry_impl()
+	{
+		if(file)
+		{
+			fclose(file);
+			file = 0;
+		}
+		unlink(_filename.c_str());
+	}
+
+	string name() { return _name; }
+	string filename() { return _filename; }
+	bool completed() { return _completed; }
+
+	void write(const vector<mcopbyte>& data)
+	{
+		arts_return_if_fail(file != 0);
+
+		fwrite(&data[0],1,data.size(),file);
+	}
+	void finish()
+	{
+		arts_return_if_fail(file != 0);
+
+		fclose(file);
+		file = 0;
+		_completed = true;
+	}
+};
+
+class SampleStorage_impl : public SampleStorage_skel {
+protected:
+	string directory;
+	long uniqueID;
+	vector<SampleStorageEntry> entries;
+
+public:
+	SampleStorage_impl()
+	{
+		uniqueID = 1;
+	}
+
+	void constructor(const string& newDirectory, bool clearOnInit)
+	{
+		arts_return_if_fail(directory.empty());
+
+		directory = newDirectory;
+		mkdir(directory.c_str(),0700);
+
+		if(clearOnInit) clear();
+	}
+
+	void clear()
+	{
+		DIR *dir = opendir(directory.c_str());
+		if(!dir) return;
+
+		struct dirent *de;
+		while((de = readdir(dir)) != 0)
+		{
+			string currentEntry = directory + "/" + de->d_name;
+
+			if(de->d_name[0] != '.')
+			{
+				unlink(currentEntry.c_str());
+			}
+		}
+		closedir(dir);
+    }
+
+	string encodeName(const string& name)
+	{
+		string::const_iterator i;
+		string result;
+
+		for(i = name.begin(); i != name.end(); i++)
+		{
+			unsigned char c = *i;
+
+    		if ((c >= 'a' && c <= 'z') ||
+    			(c >= 'A' && c <= 'Z') ||
+    			(c >= '0' && c <= '9') ||
+    			 c == '_' || c == '-')
+      		{
+				result += c;
+			}
+    		else
+      		{
+    			char hex[17] = "0123456789ABCDEF";
+ 
+    			result += '=';
+    			result += hex[(c >> 4) & 0xf];
+    			result += hex[c & 0xf];
+			}
+		}
+		return result;
+	}
+
+	SampleStorageEntry createEntry(const string& name)
+	{
+		char uniqueprefix[32];
+		sprintf(uniqueprefix,"s%ld-",uniqueID++);
+		string filename = directory + string("/")
+						+ uniqueprefix + encodeName(name);
+
+		return SampleStorageEntry::_from_base(
+			new SampleStorageEntry_impl(name, filename)
+		);
+	}
+
+	SampleStorageEntry findEntry(const string& name)
+	{
+		vector<SampleStorageEntry>::iterator i;
+
+		for(i = entries.begin(); i != entries.end(); i++)
+			if(i->name() == name) return *i;
+
+		return SampleStorageEntry::null();
+	}
+
+	void addEntry(SampleStorageEntry entry)
+	{
+		arts_return_if_fail(!entry.isNull());
+
+		/* remove the old entry for that name, if any */
+		SampleStorageEntry oldEntry = findEntry(entry.name());
+		if(!oldEntry.isNull())
+			removeEntry(oldEntry);
+
+		/* add the new entry */
+		entries.push_back(entry);
+	}
+
+	void removeEntry(SampleStorageEntry entry)
+	{
+		arts_return_if_fail(!entry.isNull());
+
+		vector<SampleStorageEntry>::iterator i;
+		for(i = entries.begin(); i != entries.end(); i++)
+		{
+			if(i->name() == entry.name())
+			{
+				entries.erase(i);
+				return;
+			}
+		}
+		arts_warning("SampleStorage::removeEntry(%s) failed\n",
+					 entry.name().c_str());
+	}
+
+};
+REGISTER_IMPLEMENTATION(SampleStorage_impl);
+
+}