1 files changed, 42 insertions, 0 deletions
diff --git a/content/public/common/child_process_sandbox_support_linux.h b/content/public/common/child_process_sandbox_support_linux.h
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+++ b/content/public/common/child_process_sandbox_support_linux.h
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+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CONTENT_PULIC_COMMON_CHILD_PROCESS_SANDBOX_SUPPORT_LINUX_H_
+#define CONTENT_PULIC_COMMON_CHILD_PROCESS_SANDBOX_SUPPORT_LINUX_H_
+#pragma once
+
+#include <stdint.h>
+#include <string>
+
+#include "content/common/content_export.h"
+
+namespace content {
+
+// Returns a file descriptor for a shared memory segment.
+// The second argument is ignored because SHM segments are always
+// mappable with PROT_EXEC on Linux.
+CONTENT_EXPORT int MakeSharedMemorySegmentViaIPC(size_t length,
+                                                 bool executable);
+
+// Return a read-only file descriptor to the font which best matches the given
+// properties or -1 on failure.
+//   charset: specifies the language(s) that the font must cover. See
+// render_sandbox_host_linux.cc for more information.
+CONTENT_EXPORT int MatchFontWithFallback(const std::string& face, bool bold,
+                                         bool italic, int charset);
+
+// GetFontTable loads a specified font table from an open SFNT file.
+//   fd: a file descriptor to the SFNT file. The position doesn't matter.
+//   table: the table in *big-endian* format, or 0 for the whole font file.
+//   output: a buffer of size output_length that gets the data.  can be 0, in
+//     which case output_length will be set to the required size in bytes.
+//   output_length: size of output, if it's not 0.
+//
+//   returns: true on success.
+CONTENT_EXPORT bool GetFontTable(int fd, uint32_t table, uint8_t* output,
+                                 size_t* output_length);
+
+};  // namespace content
+
+#endif  // CONTENT_PULIC_COMMON_CHILD_PROCESS_SANDBOX_SUPPORT_LINUX_H_