Second Life viewer sources 1.13.2.12

1 files changed, 94 insertions, 0 deletions

diff --git a/linden/indra/llmessage/message_string_table.cpp b/linden/indra/llmessage/message_string_table.cpp
new file mode 100644
index 0000000..88e073b
--- /dev/null
+++ b/linden/indra/llmessage/message_string_table.cpp
@@ -0,0 +1,94 @@
+/** 
+ * @file message_string_table.cpp
+ * @brief static string table for message template
+ *
+ * Copyright (c) 2001-2007, Linden Research, Inc.
+ * 
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlife.com/developers/opensource/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at http://secondlife.com/developers/opensource/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ */
+
+#include "linden_common.h"
+
+#include "llerror.h"
+#include "message.h"
+
+inline U32      message_hash_my_string(const char *str)
+{
+        U32 retval = 0;
+        while (*str++)
+        {
+                retval += *str;
+                retval <<= 1;
+        }
+        return (retval % MESSAGE_NUMBER_OF_HASH_BUCKETS);
+}
+
+
+LLMessageStringTable gMessageStringTable;
+
+
+LLMessageStringTable::LLMessageStringTable()
+:       mUsed(0)
+{
+        for (U32 i = 0; i < MESSAGE_NUMBER_OF_HASH_BUCKETS; i++)
+        {
+                mEmpty[i] = TRUE;
+                mString[i][0] = 0;
+        }
+}
+
+
+LLMessageStringTable::~LLMessageStringTable()
+{ }
+
+
+char* LLMessageStringTable::getString(const char *str)
+{
+        U32 hash_value = message_hash_my_string(str);
+        while (!mEmpty[hash_value])
+        {
+                if (!strncmp(str, mString[hash_value], MESSAGE_MAX_STRINGS_LENGTH))
+                {
+                        return mString[hash_value];
+                }
+                else
+                {
+                        hash_value++;
+                        hash_value %= MESSAGE_NUMBER_OF_HASH_BUCKETS;
+                }
+        }
+        // not found, so add!
+        strncpy(mString[hash_value], str, MESSAGE_MAX_STRINGS_LENGTH);
+        mString[hash_value][MESSAGE_MAX_STRINGS_LENGTH - 1] = 0;
+        mEmpty[hash_value] = FALSE;
+        mUsed++;
+        if (mUsed >= MESSAGE_NUMBER_OF_HASH_BUCKETS - 1)
+        {
+                U32 i;
+                llinfos << "Dumping string table before crashing on HashTable full!" << llendl;
+                for (i = 0; i < MESSAGE_NUMBER_OF_HASH_BUCKETS; i++)
+                {
+                        llinfos << "Entry #" << i << ": " << mString[i] << llendl;
+                }
+        }
+        return mString[hash_value];
+}
+