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/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Fuzz.h"
int main(int argc, char** argv) {
ASSERT(argc > 2);
const char* name = argv[1];
const char* path = argv[2];
SkAutoTUnref<SkData> bytes(SkData::NewFromFileName(path));
Fuzz fuzz(bytes);
for (auto r = SkTRegistry<Fuzzable>::Head(); r; r = r->next()) {
auto fuzzable = r->factory();
if (0 == strcmp(name, fuzzable.name)) {
fuzzable.fn(&fuzz);
return 0;
}
}
return 1;
}
Fuzz::Fuzz(SkData* bytes) : fBytes(SkSafeRef(bytes)), fNextByte(0) {}
template <typename T>
static T read(const SkData* data, int* next) {
ASSERT(sizeof(T) <= data->size());
if (*next + sizeof(T) > data->size()) {
*next = 0;
}
T val;
memcpy(&val, data->bytes() + *next, sizeof(T));
*next += sizeof(T);
return val;
}
uint8_t Fuzz::nextB() { return read<uint8_t >(fBytes, &fNextByte); }
uint32_t Fuzz::nextU() { return read<uint32_t>(fBytes, &fNextByte); }
float Fuzz::nextF() { return read<float >(fBytes, &fNextByte); }
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