From 9e3c08db40b8916968b9f30096c7be3f00ce9647 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 21 Apr 2024 13:44:51 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 gfx/ots/src/sile.cc | 71 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 gfx/ots/src/sile.cc

(limited to 'gfx/ots/src/sile.cc')

diff --git a/gfx/ots/src/sile.cc b/gfx/ots/src/sile.cc
new file mode 100644
index 0000000000..9b34f8aad6
--- /dev/null
+++ b/gfx/ots/src/sile.cc
@@ -0,0 +1,71 @@
+// Copyright (c) 2009-2017 The OTS Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "sile.h"
+
+namespace ots {
+
+bool OpenTypeSILE::Parse(const uint8_t* data, size_t length) {
+  Buffer table(data, length);
+
+  if (!table.ReadU32(&this->version) || this->version >> 16 != 1) {
+    return DropGraphite("Failed to read valid version");
+  }
+  if (!table.ReadU32(&this->checksum)) {
+    return DropGraphite("Failed to read checksum");
+  }
+  if (!table.ReadU32(&this->createTime[0]) ||
+      !table.ReadU32(&this->createTime[1])) {
+    return DropGraphite("Failed to read createTime");
+  }
+  if (!table.ReadU32(&this->modifyTime[0]) ||
+      !table.ReadU32(&this->modifyTime[1])) {
+    return DropGraphite("Failed to read modifyTime");
+  }
+
+  if (!table.ReadU16(&this->fontNameLength)) {
+    return DropGraphite("Failed to read fontNameLength");
+  }
+  //this->fontName.resize(this->fontNameLength);
+  for (unsigned i = 0; i < this->fontNameLength; ++i) {
+    this->fontName.emplace_back();
+    if (!table.ReadU16(&this->fontName[i])) {
+      return DropGraphite("Failed to read fontName[%u]", i);
+    }
+  }
+
+  if (!table.ReadU16(&this->fontFileLength)) {
+    return DropGraphite("Failed to read fontFileLength");
+  }
+  //this->baseFile.resize(this->fontFileLength);
+  for (unsigned i = 0; i < this->fontFileLength; ++i) {
+    this->baseFile.emplace_back();
+    if (!table.ReadU16(&this->baseFile[i])) {
+      return DropGraphite("Failed to read baseFile[%u]", i);
+    }
+  }
+
+  if (table.remaining()) {
+    return Warning("%zu bytes unparsed", table.remaining());
+  }
+  return true;
+}
+
+bool OpenTypeSILE::Serialize(OTSStream* out) {
+  if (!out->WriteU32(this->version) ||
+      !out->WriteU32(this->checksum) ||
+      !out->WriteU32(this->createTime[0]) ||
+      !out->WriteU32(this->createTime[1]) ||
+      !out->WriteU32(this->modifyTime[0]) ||
+      !out->WriteU32(this->modifyTime[1]) ||
+      !out->WriteU16(this->fontNameLength) ||
+      !SerializeParts(this->fontName, out) ||
+      !out->WriteU16(this->fontFileLength) ||
+      !SerializeParts(this->baseFile, out)) {
+    return Error("Failed to write table");
+  }
+  return true;
+}
+
+}  // namespace ots
-- 
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