mirror of
https://github.com/google/sandboxed-api.git
synced 2024-03-22 13:11:30 +08:00
38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
// Copyright 2020 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "callbacks.h" // NOLINT(build/include)
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#include <cstdlib>
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#include <cstring>
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#include "sandboxed_api/vars.h"
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size_t WriteToMemory(char* contents, size_t size, size_t num_bytes,
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void* userp) {
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size_t real_size = size * num_bytes;
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auto* mem = static_cast<sapi::LenValStruct*>(userp);
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char* ptr = static_cast<char*>(realloc(mem->data, mem->size + real_size + 1));
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if (ptr == nullptr) return 0;
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mem->data = ptr;
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auto data = static_cast<char*>(mem->data);
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memcpy(&(data[mem->size]), contents, real_size);
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mem->size += real_size;
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data[mem->size] = 0;
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return real_size;
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}
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