1 files changed, 347 insertions, 0 deletions
diff --git a/src/libs/strings/strings.c b/src/libs/strings/strings.c
new file mode 100644
index 0000000..7f8d5e4
--- /dev/null
+++ b/src/libs/strings/strings.c
@@ -0,0 +1,347 @@
+//Copyright Paul Reiche, Fred Ford. 1992-2002
+
+/*
+ *  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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include "strintrn.h"
+#include "libs/memlib.h"
+
+STRING_TABLE
+AllocStringTable (int num_entries, int flags)
+{
+	STRING_TABLE strtab = HMalloc (sizeof (STRING_TABLE_DESC));
+	int i, multiplier = 1;
+
+	if (flags & HAS_NAMEINDEX)
+	{
+		multiplier++;
+	}
+	if (flags & HAS_SOUND_CLIPS)
+	{
+		multiplier++;
+	}
+	if (flags & HAS_TIMESTAMP)
+	{
+		multiplier++;
+	}
+	strtab->flags = flags;
+	strtab->size = num_entries;
+	num_entries *= multiplier;
+	strtab->strings = HMalloc (sizeof (STRING_TABLE_ENTRY_DESC) * num_entries);
+	for (i = 0; i < num_entries; i++)
+	{
+		strtab->strings[i].data = NULL;
+		strtab->strings[i].length = 0;
+		strtab->strings[i].parent = strtab;
+		strtab->strings[i].index = i;
+	}
+	strtab->nameIndex = NULL;
+	return strtab;
+}
+
+void
+FreeStringTable (STRING_TABLE strtab)
+{
+	int i, multiplier = 1;
+
+	if (strtab == NULL)
+	{
+		return;
+	}
+
+	if (strtab->flags & HAS_SOUND_CLIPS)
+	{
+		multiplier++;
+	}
+	if (strtab->flags & HAS_TIMESTAMP)
+	{
+		multiplier++;
+	}
+
+	for (i = 0; i < strtab->size * multiplier; i++)
+	{
+		if (strtab->strings[i].data != NULL)
+		{
+			HFree (strtab->strings[i].data);
+		}
+	}
+
+	HFree (strtab->strings);
+	HFree (strtab);
+}
+
+BOOLEAN
+DestroyStringTable (STRING_TABLE StringTable)
+{
+	FreeStringTable (StringTable);
+	return TRUE;
+}
+
+STRING
+CaptureStringTable (STRING_TABLE StringTable)
+{
+	if ((StringTable != 0) && (StringTable->size > 0))
+	{
+		return StringTable->strings;
+	}
+
+	return NULL;
+}
+
+STRING_TABLE
+ReleaseStringTable (STRING String)
+{
+	STRING_TABLE StringTable;
+
+	StringTable = GetStringTable (String);
+
+	return (StringTable);
+}
+
+STRING_TABLE
+GetStringTable (STRING String)
+{
+	if (String && String->parent)
+	{
+		return String->parent;
+	}
+	return NULL;
+}
+
+COUNT
+GetStringTableCount (STRING String)
+{
+	if (String && String->parent)
+	{
+		return String->parent->size;
+	}
+	return 0;
+}
+
+COUNT
+GetStringTableIndex (STRING String)
+{
+	if (String)
+	{
+		return String->index;
+	}
+	return 0;
+}
+
+STRING
+SetAbsStringTableIndex (STRING String, COUNT StringTableIndex)
+{
+	STRING_TABLE StringTablePtr;
+
+	if (!String)
+		return NULL;
+	
+	StringTablePtr = String->parent;
+	
+	if (StringTablePtr == NULL)
+	{
+		String = NULL;
+	}
+	else
+	{
+		StringTableIndex = StringTableIndex % StringTablePtr->size;
+		String = &StringTablePtr->strings[StringTableIndex];
+	}
+
+	return (String);
+}
+
+STRING
+SetRelStringTableIndex (STRING String, SIZE StringTableOffs)
+{
+	STRING_TABLE StringTablePtr;
+
+	if (!String)
+		return NULL;
+	
+	StringTablePtr = String->parent;
+	
+	if (StringTablePtr == NULL)
+	{
+		String = NULL;
+	}
+	else
+	{
+		COUNT StringTableIndex;
+
+		while (StringTableOffs < 0)
+			StringTableOffs += StringTablePtr->size;
+		StringTableIndex = (String->index + StringTableOffs)
+				% StringTablePtr->size;
+
+		String = &StringTablePtr->strings[StringTableIndex];
+	}
+
+	return (String);
+}
+
+COUNT
+GetStringLength (STRING String)
+{
+	if (String == NULL)
+	{
+		return 0;
+	}
+	return utf8StringCountN(String->data, String->data + String->length);
+}
+
+COUNT
+GetStringLengthBin (STRING String)
+{
+	if (String == NULL)
+	{
+		return 0;
+	}
+	return String->length;
+}
+
+STRINGPTR
+GetStringName (STRING String)
+{
+	STRING_TABLE StringTablePtr;
+	COUNT StringIndex;
+
+	if (String == NULL)
+	{
+		return NULL;
+	}
+
+	StringTablePtr = String->parent;
+	if (StringTablePtr == NULL)
+	{
+		return NULL;
+	}
+
+	StringIndex = String->index;
+
+	if (!(StringTablePtr->flags & HAS_NAMEINDEX))
+	{
+		return NULL;
+	}
+	StringIndex += StringTablePtr->size;
+
+	String = &StringTablePtr->strings[StringIndex];
+	if (String->length == 0)
+	{
+		return NULL;
+	}
+
+	return String->data;
+}
+
+STRINGPTR
+GetStringSoundClip (STRING String)
+{
+	STRING_TABLE StringTablePtr;
+	COUNT StringIndex;
+
+	if (String == NULL)
+	{
+		return NULL;
+	}
+
+	StringTablePtr = String->parent;
+	if (StringTablePtr == NULL)
+	{
+		return NULL;
+	}
+
+	StringIndex = String->index;
+	if (!(StringTablePtr->flags & HAS_SOUND_CLIPS))
+	{
+		return NULL;
+	}
+	StringIndex += StringTablePtr->size;
+
+	if (StringTablePtr->flags & HAS_NAMEINDEX)
+	{
+		StringIndex += StringTablePtr->size;
+	}
+
+	String = &StringTablePtr->strings[StringIndex];
+	if (String->length == 0)
+	{
+		return NULL;
+	}
+
+	return String->data;
+}
+
+STRINGPTR
+GetStringTimeStamp (STRING String)
+{
+	STRING_TABLE StringTablePtr;
+	COUNT StringIndex;
+
+	if (String == NULL)
+	{
+		return NULL;
+	}
+
+	StringTablePtr = String->parent;
+	if (StringTablePtr == NULL)
+	{
+		return NULL;
+	}
+
+	StringIndex = String->index;
+	if (!(StringTablePtr->flags & HAS_TIMESTAMP))
+	{
+		return NULL;
+	}
+	StringIndex += StringTablePtr->size;
+
+	if (StringTablePtr->flags & HAS_NAMEINDEX)
+	{
+		StringIndex += StringTablePtr->size;
+	}
+	
+	if (StringTablePtr->flags & HAS_SOUND_CLIPS)
+	{
+		StringIndex += StringTablePtr->size;
+	}
+
+	String = &StringTablePtr->strings[StringIndex];
+	if (String->length == 0)
+	{
+		return NULL;
+	}
+
+	return String->data;
+}
+
+STRINGPTR
+GetStringAddress (STRING String)
+{
+	if (String == NULL)
+	{
+		return NULL;
+	}
+	return String->data;
+}
+
+STRING
+GetStringByName (STRING_TABLE StringTable, const char *index)
+{
+	return (STRING) StringHashTable_find (StringTable->nameIndex, index);
+}
+
+