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/*
*
* Copyright 2015 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include <ruby/ruby.h>
#include "rb_byte_buffer.h"
#include "rb_grpc_imports.generated.h"
#include <grpc/byte_buffer_reader.h>
#include <grpc/grpc.h>
#include <grpc/slice.h>
#include "rb_grpc.h"
grpc_byte_buffer* grpc_rb_s_to_byte_buffer(char* string, size_t length) {
grpc_slice slice = grpc_slice_from_copied_buffer(string, length);
grpc_byte_buffer* buffer = grpc_raw_byte_buffer_create(&slice, 1);
grpc_slice_unref(slice);
return buffer;
}
VALUE grpc_rb_byte_buffer_to_s(grpc_byte_buffer* buffer) {
VALUE rb_string;
grpc_byte_buffer_reader reader;
grpc_slice next;
if (buffer == NULL) {
return Qnil;
}
rb_string = rb_str_buf_new(grpc_byte_buffer_length(buffer));
if (!grpc_byte_buffer_reader_init(&reader, buffer)) {
rb_raise(rb_eRuntimeError, "Error initializing byte buffer reader.");
return Qnil;
}
while (grpc_byte_buffer_reader_next(&reader, &next) != 0) {
rb_str_cat(rb_string, (const char*)GRPC_SLICE_START_PTR(next),
GRPC_SLICE_LENGTH(next));
grpc_slice_unref(next);
}
grpc_byte_buffer_reader_destroy(&reader);
return rb_string;
}
VALUE grpc_rb_slice_to_ruby_string(grpc_slice slice) {
if (GRPC_SLICE_START_PTR(slice) == NULL) {
rb_raise(rb_eRuntimeError,
"attempt to convert uninitialized grpc_slice to ruby string");
}
return rb_str_new((char*)GRPC_SLICE_START_PTR(slice),
GRPC_SLICE_LENGTH(slice));
}
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