mirror of https://github.com/grpc/grpc.git
David Garcia Quintas
9 years ago
parent
c79b0650d2
commit
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39 changed files with 218 additions and 328 deletions
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/*
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* |
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* Copyright 2015, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#ifndef GRPC_IMPL_CODEGEN_SLICE_BUFFER_H |
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#define GRPC_IMPL_CODEGEN_SLICE_BUFFER_H |
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#include <grpc/impl/codegen/slice.h> |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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/* initialize a slice buffer */ |
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GPRAPI void gpr_slice_buffer_init(gpr_slice_buffer *sb); |
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/* destroy a slice buffer - unrefs any held elements */ |
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GPRAPI void gpr_slice_buffer_destroy(gpr_slice_buffer *sb); |
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/* Add an element to a slice buffer - takes ownership of the slice.
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This function is allowed to concatenate the passed in slice to the end of |
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some other slice if desired by the slice buffer. */ |
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GPRAPI void gpr_slice_buffer_add(gpr_slice_buffer *sb, gpr_slice slice); |
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/* add an element to a slice buffer - takes ownership of the slice and returns
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the index of the slice. |
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Guarantees that the slice will not be concatenated at the end of another |
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slice (i.e. the data for this slice will begin at the first byte of the |
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slice at the returned index in sb->slices) |
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The implementation MAY decide to concatenate data at the end of a small |
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slice added in this fashion. */ |
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GPRAPI size_t gpr_slice_buffer_add_indexed(gpr_slice_buffer *sb, |
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gpr_slice slice); |
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GPRAPI void gpr_slice_buffer_addn(gpr_slice_buffer *sb, gpr_slice *slices, |
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size_t n); |
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/* add a very small (less than 8 bytes) amount of data to the end of a slice
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buffer: returns a pointer into which to add the data */ |
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GPRAPI uint8_t *gpr_slice_buffer_tiny_add(gpr_slice_buffer *sb, size_t len); |
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/* pop the last buffer, but don't unref it */ |
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GPRAPI void gpr_slice_buffer_pop(gpr_slice_buffer *sb); |
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/* clear a slice buffer, unref all elements */ |
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GPRAPI void gpr_slice_buffer_reset_and_unref(gpr_slice_buffer *sb); |
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/* swap the contents of two slice buffers */ |
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GPRAPI void gpr_slice_buffer_swap(gpr_slice_buffer *a, gpr_slice_buffer *b); |
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/* move all of the elements of src into dst */ |
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GPRAPI void gpr_slice_buffer_move_into(gpr_slice_buffer *src, |
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gpr_slice_buffer *dst); |
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/* remove n bytes from the end of a slice buffer */ |
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GPRAPI void gpr_slice_buffer_trim_end(gpr_slice_buffer *src, size_t n, |
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gpr_slice_buffer *garbage); |
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/* move the first n bytes of src into dst */ |
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GPRAPI void gpr_slice_buffer_move_first(gpr_slice_buffer *src, size_t n, |
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gpr_slice_buffer *dst); |
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/* take the first slice in the slice buffer */ |
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GPRAPI gpr_slice gpr_slice_buffer_take_first(gpr_slice_buffer *src); |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif /* GRPC_IMPL_CODEGEN_SLICE_BUFFER_H */ |
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