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/*
*
* Copyright 2015-2016, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT
* OWNER 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.
*
*/
#include <grpc/byte_buffer.h>
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
grpc_byte_buffer *grpc_raw_byte_buffer_create(gpr_slice *slices,
size_t nslices) {
return grpc_raw_compressed_byte_buffer_create(slices, nslices,
GRPC_COMPRESS_NONE);
}
grpc_byte_buffer *grpc_raw_compressed_byte_buffer_create(
gpr_slice *slices, size_t nslices, grpc_compression_algorithm compression) {
size_t i;
grpc_byte_buffer *bb = malloc(sizeof(grpc_byte_buffer));
bb->type = GRPC_BB_RAW;
bb->data.raw.compression = compression;
gpr_slice_buffer_init(&bb->data.raw.slice_buffer);
for (i = 0; i < nslices; i++) {
gpr_slice_ref(slices[i]);
gpr_slice_buffer_add(&bb->data.raw.slice_buffer, slices[i]);
}
return bb;
}
grpc_byte_buffer *grpc_raw_byte_buffer_from_reader(
grpc_byte_buffer_reader *reader) {
grpc_byte_buffer *bb = malloc(sizeof(grpc_byte_buffer));
gpr_slice slice;
bb->type = GRPC_BB_RAW;
bb->data.raw.compression = GRPC_COMPRESS_NONE;
gpr_slice_buffer_init(&bb->data.raw.slice_buffer);
while (grpc_byte_buffer_reader_next(reader, &slice)) {
gpr_slice_buffer_add(&bb->data.raw.slice_buffer, slice);
}
return bb;
}
grpc_byte_buffer *grpc_byte_buffer_copy(grpc_byte_buffer *bb) {
switch (bb->type) {
case GRPC_BB_RAW:
return grpc_raw_byte_buffer_create(bb->data.raw.slice_buffer.slices,
bb->data.raw.slice_buffer.count);
}
GPR_UNREACHABLE_CODE(return NULL);
}
void grpc_byte_buffer_destroy(grpc_byte_buffer *bb) {
if (!bb) return;
switch (bb->type) {
case GRPC_BB_RAW:
gpr_slice_buffer_destroy(&bb->data.raw.slice_buffer);
break;
}
free(bb);
}
size_t grpc_byte_buffer_length(grpc_byte_buffer *bb) {
switch (bb->type) {
case GRPC_BB_RAW:
return bb->data.raw.slice_buffer.length;
}
GPR_UNREACHABLE_CODE(return 0);
}
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