1 files changed, 152 insertions, 0 deletions
diff --git a/src/XF86Config-parser/DRI.c b/src/XF86Config-parser/DRI.c
new file mode 100644
index 0000000..9936830
--- /dev/null
+++ b/src/XF86Config-parser/DRI.c
@@ -0,0 +1,152 @@
+/* DRI.c -- DRI Section in XF86Config file
+ * Created: Fri Mar 19 08:40:22 1999 by faith@precisioninsight.com
+ * Revised: Thu Jun 17 16:08:05 1999 by faith@precisioninsight.com
+ *
+ * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ * 
+ */
+
+#include "xf86Parser.h"
+#include "xf86tokens.h"
+#include "Configint.h"
+
+extern LexRec val;
+
+static XConfigSymTabRec DRITab[] =
+{
+    {ENDSECTION, "endsection"},
+    {GROUP,      "group"},
+    {BUFFERS,    "buffers"},
+    {MODE,       "mode"},
+    {-1,         ""},
+};
+
+#define CLEANUP xconfigFreeBuffersList
+
+XConfigBuffersPtr
+xconfigParseBuffers (void)
+{
+    int token;
+    PARSE_PROLOGUE (XConfigBuffersPtr, XConfigBuffersRec)
+
+    if (xconfigGetSubToken (&(ptr->comment)) != NUMBER)
+    Error("Buffers count expected", NULL);
+    ptr->count = val.num;
+
+    if (xconfigGetSubToken (&(ptr->comment)) != NUMBER)
+    Error("Buffers size expected", NULL);
+    ptr->size = val.num;
+
+    if ((token = xconfigGetSubToken (&(ptr->comment))) == STRING) {
+    ptr->flags = val.str;
+    if ((token = xconfigGetToken (NULL)) == COMMENT)
+        ptr->comment = xconfigAddComment(ptr->comment, val.str);
+    else
+        xconfigUnGetToken(token);
+    }
+
+    return ptr;
+}
+
+#undef CLEANUP
+    
+#define CLEANUP xconfigFreeDRI
+
+XConfigDRIPtr
+xconfigParseDRISection (void)
+{
+    int token;
+    PARSE_PROLOGUE (XConfigDRIPtr, XConfigDRIRec);
+
+    /* Zero is a valid value for this. */
+    ptr->group = -1;
+    while ((token = xconfigGetToken (DRITab)) != ENDSECTION) {
+    switch (token)
+        {
+        case GROUP:
+        if ((token = xconfigGetSubToken (&(ptr->comment))) == STRING)
+            ptr->group_name = val.str;
+        else if (token == NUMBER)
+            ptr->group = val.num;
+        else
+            Error (GROUP_MSG, NULL);
+        break;
+        case MODE:
+        if (xconfigGetSubToken (&(ptr->comment)) != NUMBER)
+            Error (NUMBER_MSG, "Mode");
+        ptr->mode = val.num;
+        break;
+        case BUFFERS:
+        HANDLE_LIST (buffers, xconfigParseBuffers,
+                 XConfigBuffersPtr);
+        break;
+        case EOF_TOKEN:
+        Error (UNEXPECTED_EOF_MSG, NULL);
+        break;
+        case COMMENT:
+        ptr->comment = xconfigAddComment(ptr->comment, val.str);
+        break;
+        default:
+        Error (INVALID_KEYWORD_MSG, xconfigTokenString ());
+        break;
+        }
+    }
+
+    return ptr;
+}
+
+#undef CLEANUP
+
+void
+xconfigPrintDRISection (FILE * cf, XConfigDRIPtr ptr)
+{
+    /* we never need the DRI section for the NVIDIA driver */
+
+    return;
+}
+
+void
+xconfigFreeDRI (XConfigDRIPtr ptr)
+{
+    if (ptr == NULL)
+    return;
+    
+    xconfigFreeBuffersList (ptr->buffers);
+    TEST_FREE (ptr->comment);
+    free (ptr);
+}
+
+void
+xconfigFreeBuffersList (XConfigBuffersPtr ptr)
+{
+    XConfigBuffersPtr prev;
+
+    while (ptr) {
+        TEST_FREE (ptr->flags);
+        TEST_FREE (ptr->comment);
+        prev = ptr;
+        ptr  = ptr->next;
+        free (prev);
+    }
+}
+