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Unified Diff: net/spdy/spdy_frame_reader.h

Issue 2832973003: Split net/spdy into core and chromium subdirectories. (Closed)
Patch Set: Fix some more build rules. Created 3 years, 8 months ago
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Index: net/spdy/spdy_frame_reader.h
diff --git a/net/spdy/spdy_frame_reader.h b/net/spdy/spdy_frame_reader.h
deleted file mode 100644
index 0037c460aebe866f5435b096fb497a78eb2748f2..0000000000000000000000000000000000000000
--- a/net/spdy/spdy_frame_reader.h
+++ /dev/null
@@ -1,130 +0,0 @@
-// Copyright (c) 2012 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 NET_SPDY_SPDY_FRAME_READER_H_
-#define NET_SPDY_SPDY_FRAME_READER_H_
-
-#include <stddef.h>
-#include <stdint.h>
-
-#include "net/base/net_export.h"
-#include "net/spdy/platform/api/spdy_string_piece.h"
-
-namespace net {
-
-// Used for reading SPDY frames. Though there isn't really anything terribly
-// SPDY-specific here, it's a helper class that's useful when doing SPDY
-// framing.
-//
-// To use, simply construct a SpdyFramerReader using the underlying buffer that
-// you'd like to read fields from, then call one of the Read*() methods to
-// actually do some reading.
-//
-// This class keeps an internal iterator to keep track of what's already been
-// read and each successive Read*() call automatically increments said iterator
-// on success. On failure, internal state of the SpdyFrameReader should not be
-// trusted and it is up to the caller to throw away the failed instance and
-// handle the error as appropriate. None of the Read*() methods should ever be
-// called after failure, as they will also fail immediately.
-class NET_EXPORT_PRIVATE SpdyFrameReader {
- public:
- // Caller must provide an underlying buffer to work on.
- SpdyFrameReader(const char* data, const size_t len);
-
- // Empty destructor.
- ~SpdyFrameReader() {}
-
- // Reads an 8-bit unsigned integer into the given output parameter.
- // Forwards the internal iterator on success.
- // Returns true on success, false otherwise.
- bool ReadUInt8(uint8_t* result);
-
- // Reads a 16-bit unsigned integer into the given output parameter.
- // Forwards the internal iterator on success.
- // Returns true on success, false otherwise.
- bool ReadUInt16(uint16_t* result);
-
- // Reads a 32-bit unsigned integer into the given output parameter.
- // Forwards the internal iterator on success.
- // Returns true on success, false otherwise.
- bool ReadUInt32(uint32_t* result);
-
- // Reads a 64-bit unsigned integer into the given output parameter.
- // Forwards the internal iterator on success.
- // Returns true on success, false otherwise.
- bool ReadUInt64(uint64_t* result);
-
- // Reads a 31-bit unsigned integer into the given output parameter. This is
- // equivalent to ReadUInt32() above except that the highest-order bit is
- // discarded.
- // Forwards the internal iterator (by 4B) on success.
- // Returns true on success, false otherwise.
- bool ReadUInt31(uint32_t* result);
-
- // Reads a 24-bit unsigned integer into the given output parameter.
- // Forwards the internal iterator (by 3B) on success.
- // Returns true on success, false otherwise.
- bool ReadUInt24(uint32_t* result);
-
- // Reads a string prefixed with 16-bit length into the given output parameter.
- //
- // NOTE: Does not copy but rather references strings in the underlying buffer.
- // This should be kept in mind when handling memory management!
- //
- // Forwards the internal iterator on success.
- // Returns true on success, false otherwise.
- bool ReadStringPiece16(SpdyStringPiece* result);
-
- // Reads a string prefixed with 32-bit length into the given output parameter.
- //
- // NOTE: Does not copy but rather references strings in the underlying buffer.
- // This should be kept in mind when handling memory management!
- //
- // Forwards the internal iterator on success.
- // Returns true on success, false otherwise.
- bool ReadStringPiece32(SpdyStringPiece* result);
-
- // Reads a given number of bytes into the given buffer. The buffer
- // must be of adequate size.
- // Forwards the internal iterator on success.
- // Returns true on success, false otherwise.
- bool ReadBytes(void* result, size_t size);
-
- // Seeks a given number of bytes into the buffer from the current offset.
- // Equivelant to an empty read.
- // Forwards the internal iterator.
- // Returns true on success, false otherwise.
- bool Seek(size_t size);
-
- // Rewinds this reader to the beginning of the frame.
- void Rewind() { ofs_ = 0; }
-
- // Returns true if the entirety of the underlying buffer has been read via
- // Read*() calls.
- bool IsDoneReading() const;
-
- // Returns the number of bytes that have been consumed by the reader so far.
- size_t GetBytesConsumed() const { return ofs_; }
-
- private:
- // Returns true if the underlying buffer has enough room to read the given
- // amount of bytes.
- bool CanRead(size_t bytes) const;
-
- // To be called when a read fails for any reason.
- void OnFailure();
-
- // The data buffer that we're reading from.
- const char* data_;
-
- // The length of the data buffer that we're reading from.
- const size_t len_;
-
- // The location of the next read from our data buffer.
- size_t ofs_;
-};
-
-} // namespace net
-
-#endif // NET_SPDY_SPDY_FRAME_READER_H_
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