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-rw-r--r--Xext/fontcache.c327
1 files changed, 327 insertions, 0 deletions
diff --git a/Xext/fontcache.c b/Xext/fontcache.c
new file mode 100644
index 000000000..cad7dcfba
--- /dev/null
+++ b/Xext/fontcache.c
@@ -0,0 +1,327 @@
+/*-
+ * Copyright (c) 1998-1999 Shunsuke Akiyama <akiyama@jp.FreeBSD.org>.
+ * All rights reserved.
+ * Copyright (c) 1998-1999 X-TrueType Server Project, All rights
+ * reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * Id: fontcache.c,v 1.12 1999/01/31 13:47:45 akiyama Exp $
+ */
+/* $XFree86: xc/programs/Xserver/Xext/fontcache.c,v 1.5 2000/02/23 20:29:39 dawes Exp $ */
+
+/* THIS IS NOT AN X CONSORTIUM STANDARD */
+
+#define NEED_REPLIES
+#define NEED_EVENTS
+#include "X.h"
+#include "Xproto.h"
+#include "misc.h"
+#include "dixstruct.h"
+#include "extnsionst.h"
+#include "scrnintstr.h"
+#include "inputstr.h"
+#include "servermd.h"
+#define _FONTCACHE_SERVER_
+#include "fontcacheP.h"
+#include "fontcachstr.h"
+#include "Xfuncproto.h"
+
+#include "swaprep.h"
+
+static int miscErrorBase;
+
+static void FontCacheResetProc(
+#if NeedFunctionPrototypes
+ ExtensionEntry* /* extEntry */
+#endif
+);
+
+static DISPATCH_PROC(ProcFontCacheDispatch);
+static DISPATCH_PROC(ProcFontCacheGetCacheSettings);
+static DISPATCH_PROC(ProcFontCacheGetCacheStatistics);
+static DISPATCH_PROC(ProcFontCacheQueryVersion);
+static DISPATCH_PROC(ProcFontCacheChangeCacheSettings);
+static DISPATCH_PROC(SProcFontCacheDispatch);
+static DISPATCH_PROC(SProcFontCacheGetCacheSettings);
+static DISPATCH_PROC(SProcFontCacheGetCacheStatistics);
+static DISPATCH_PROC(SProcFontCacheQueryVersion);
+static DISPATCH_PROC(SProcFontCacheChangeCacheSettings);
+
+static unsigned char FontCacheReqCode = 0;
+
+
+void
+FontCacheExtensionInit()
+{
+ ExtensionEntry* extEntry;
+
+ if (
+ (extEntry = AddExtension(FONTCACHENAME,
+ FontCacheNumberEvents,
+ FontCacheNumberErrors,
+ ProcFontCacheDispatch,
+ SProcFontCacheDispatch,
+ FontCacheResetProc,
+ StandardMinorOpcode))) {
+ FontCacheReqCode = (unsigned char)extEntry->base;
+ miscErrorBase = extEntry->errorBase;
+ }
+}
+
+/*ARGSUSED*/
+static void
+FontCacheResetProc (extEntry)
+ ExtensionEntry* extEntry;
+{
+}
+
+static int
+ProcFontCacheQueryVersion(client)
+ register ClientPtr client;
+{
+ xFontCacheQueryVersionReply rep;
+ register int n;
+
+ REQUEST_SIZE_MATCH(xFontCacheQueryVersionReq);
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ rep.majorVersion = FONTCACHE_MAJOR_VERSION;
+ rep.minorVersion = FONTCACHE_MINOR_VERSION;
+ if (client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swaps(&rep.majorVersion, n);
+ swaps(&rep.minorVersion, n);
+ }
+ WriteToClient(client, SIZEOF(xFontCacheQueryVersionReply), (char *)&rep);
+ return (client->noClientException);
+}
+
+static int
+ProcFontCacheGetCacheSettings(client)
+ register ClientPtr client;
+{
+ xFontCacheGetCacheSettingsReply rep;
+ FontCacheSettings cinfo;
+ register int n;
+
+ REQUEST_SIZE_MATCH(xFontCacheGetCacheSettingsReq);
+ rep.type = X_Reply;
+ rep.sequenceNumber = client->sequence;
+ rep.length = 0;
+
+ /* XXX */
+ FontCacheGetSettings(&cinfo);
+ rep.himark = cinfo.himark;
+ rep.lowmark = cinfo.lowmark;
+ rep.balance = cinfo.balance;
+ rep.reserve0 = 0;
+ rep.reserve1 = 0;
+ rep.reserve2 = 0;
+
+ if (client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.himark, n);
+ swapl(&rep.lowmark, n);
+ swapl(&rep.balance, n);
+ swapl(&rep.reserve0, n);
+ swapl(&rep.reserve1, n);
+ swapl(&rep.reserve2, n);
+ }
+ /* XXX */
+
+ WriteToClient(client, SIZEOF(xFontCacheGetCacheSettingsReply),
+ (char *)&rep);
+ return (client->noClientException);
+}
+
+static int
+ProcFontCacheGetCacheStatistics(client)
+ register ClientPtr client;
+{
+ xFontCacheGetCacheStatisticsReply rep;
+ FontCacheStatistics cstats;
+ register int n;
+
+ REQUEST_SIZE_MATCH(xFontCacheGetCacheStatisticsReq);
+ rep.type = X_Reply;
+ rep.sequenceNumber = client->sequence;
+ rep.length = (sz_xFontCacheGetCacheStatisticsReply - 32) >> 2;
+
+ /* XXX */
+ FontCacheGetStatistics(&cstats);
+ rep.purge_runs = cstats.purge_runs;
+ rep.purge_stat = cstats.purge_stat;
+ rep.balance = cstats.balance;
+ rep.reserve0 = 0;
+ rep.f_hits = cstats.f.hits;
+ rep.f_misshits = cstats.f.misshits;
+ rep.f_purged = cstats.f.purged;
+ rep.f_usage = cstats.f.usage;
+ rep.f_reserve0 = 0;
+ rep.v_hits = cstats.v.hits;
+ rep.v_misshits = cstats.v.misshits;
+ rep.v_purged = cstats.v.purged;
+ rep.v_usage = cstats.v.usage;
+ rep.v_reserve0 = 0;
+ if (client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.purge_runs, n);
+ swapl(&rep.purge_stat, n);
+ swapl(&rep.balance, n);
+ swapl(&rep.reserve0, n);
+ swapl(&rep.f_hits, n);
+ swapl(&rep.f_misshits, n);
+ swapl(&rep.f_purged, n);
+ swapl(&rep.f_usage, n);
+ swapl(&rep.f_reserve0, n);
+ swapl(&rep.v_hits, n);
+ swapl(&rep.v_misshits, n);
+ swapl(&rep.v_purged, n);
+ swapl(&rep.v_usage, n);
+ swapl(&rep.v_reserve0, n);
+ }
+ /* XXX */
+ WriteToClient(client, SIZEOF(xFontCacheGetCacheStatisticsReply),
+ (char *)&rep);
+ return (client->noClientException);
+}
+
+static int
+ProcFontCacheChangeCacheSettings(client)
+ register ClientPtr client;
+{
+ FontCacheSettings cs;
+
+ REQUEST(xFontCacheChangeCacheSettingsReq);
+
+ REQUEST_SIZE_MATCH(xFontCacheChangeCacheSettingsReq);
+
+ /* XXX */
+ cs.himark = stuff->himark;
+ cs.lowmark = stuff->lowmark;
+ cs.balance = stuff->balance;
+
+ if (cs.himark < 0 || cs.lowmark < 0)
+ return BadValue;
+ if (cs.himark <= cs.lowmark)
+ return BadValue;
+ if (!(10 <= cs.balance && cs.balance <= 90))
+ return BadValue;
+
+ if (FontCacheChangeSettings(&cs) == 0)
+ return miscErrorBase + FontCacheCannotAllocMemory;
+ /* XXX */
+
+ return (client->noClientException);
+}
+
+static int
+ProcFontCacheDispatch (client)
+ register ClientPtr client;
+{
+ REQUEST(xReq);
+ switch (stuff->data)
+ {
+ case X_FontCacheQueryVersion:
+ return ProcFontCacheQueryVersion(client);
+ case X_FontCacheGetCacheSettings:
+ return ProcFontCacheGetCacheSettings(client);
+ case X_FontCacheGetCacheStatistics:
+ return ProcFontCacheGetCacheStatistics(client);
+ case X_FontCacheChangeCacheSettings:
+ return ProcFontCacheChangeCacheSettings(client);
+ default:
+ return miscErrorBase + FontCacheBadProtocol;
+ }
+}
+
+static int
+SProcFontCacheQueryVersion(client)
+ register ClientPtr client;
+{
+ register int n;
+ REQUEST(xFontCacheQueryVersionReq);
+ swaps(&stuff->length, n);
+ return ProcFontCacheQueryVersion(client);
+}
+
+static int
+SProcFontCacheGetCacheSettings(client)
+ ClientPtr client;
+{
+ register int n;
+ REQUEST(xFontCacheGetCacheSettingsReq);
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH(xFontCacheGetCacheSettingsReq);
+ return ProcFontCacheGetCacheSettings(client);
+}
+
+static int
+SProcFontCacheGetCacheStatistics(client)
+ ClientPtr client;
+{
+ register int n;
+ REQUEST(xFontCacheGetCacheStatisticsReq);
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH(xFontCacheGetCacheStatisticsReq);
+ return ProcFontCacheGetCacheStatistics(client);
+}
+
+static int
+SProcFontCacheChangeCacheSettings(client)
+ ClientPtr client;
+{
+ register int n;
+ REQUEST(xFontCacheChangeCacheSettingsReq);
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH(xFontCacheChangeCacheSettingsReq);
+ /* XXX */
+ swapl(&stuff->himark, n);
+ swapl(&stuff->lowmark, n);
+ swapl(&stuff->balance, n);
+ /* XXX */
+ return ProcFontCacheChangeCacheSettings(client);
+}
+
+static int
+SProcFontCacheDispatch (client)
+ register ClientPtr client;
+{
+ REQUEST(xReq);
+ switch (stuff->data)
+ {
+ case X_FontCacheQueryVersion:
+ return SProcFontCacheQueryVersion(client);
+ case X_FontCacheGetCacheSettings:
+ return SProcFontCacheGetCacheSettings(client);
+ case X_FontCacheGetCacheStatistics:
+ return SProcFontCacheGetCacheStatistics(client);
+ case X_FontCacheChangeCacheSettings:
+ return SProcFontCacheChangeCacheSettings(client);
+ default:
+ return miscErrorBase + FontCacheBadProtocol;
+ }
+}
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