| /* |
| * |
| * Copyright 2015, 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_byte_buffer_create(gpr_slice *slices, size_t nslices) { |
| return grpc_byte_buffer_typed_create(slices, nslices, GRPC_BB_SLICE_BUFFER); |
| } |
| |
| grpc_byte_buffer *grpc_byte_buffer_typed_create(gpr_slice *slices, |
| size_t nslices, |
| grpc_byte_buffer_type type) { |
| size_t i; |
| grpc_byte_buffer *bb = malloc(sizeof(grpc_byte_buffer)); |
| |
| bb->type = type; |
| gpr_slice_buffer_init(&bb->data.slice_buffer); |
| for (i = 0; i < nslices; i++) { |
| gpr_slice_ref(slices[i]); |
| gpr_slice_buffer_add(&bb->data.slice_buffer, slices[i]); |
| } |
| |
| return bb; |
| } |
| |
| |
| grpc_byte_buffer *grpc_byte_buffer_copy(grpc_byte_buffer *bb) { |
| switch (bb->type) { |
| case GRPC_BB_SLICE_BUFFER: |
| case GRPC_BB_COMPRESSED_NONE: |
| case GRPC_BB_COMPRESSED_DEFLATE: |
| case GRPC_BB_COMPRESSED_GZIP: |
| return grpc_byte_buffer_create(bb->data.slice_buffer.slices, |
| bb->data.slice_buffer.count); |
| } |
| gpr_log(GPR_INFO, "should never get here"); |
| abort(); |
| return NULL; |
| } |
| |
| void grpc_byte_buffer_destroy(grpc_byte_buffer *bb) { |
| if (!bb) return; |
| switch (bb->type) { |
| case GRPC_BB_SLICE_BUFFER: |
| case GRPC_BB_COMPRESSED_NONE: |
| case GRPC_BB_COMPRESSED_DEFLATE: |
| case GRPC_BB_COMPRESSED_GZIP: |
| gpr_slice_buffer_destroy(&bb->data.slice_buffer); |
| break; |
| } |
| free(bb); |
| } |
| |
| size_t grpc_byte_buffer_length(grpc_byte_buffer *bb) { |
| switch (bb->type) { |
| case GRPC_BB_SLICE_BUFFER: |
| case GRPC_BB_COMPRESSED_NONE: |
| case GRPC_BB_COMPRESSED_DEFLATE: |
| case GRPC_BB_COMPRESSED_GZIP: |
| return bb->data.slice_buffer.length; |
| } |
| gpr_log(GPR_ERROR, "should never reach here"); |
| abort(); |
| } |