mirror of
https://github.com/chromium/crashpad.git
synced 2024-12-27 15:32:10 +08:00
419f995aab
Bug: chromium:1361094 Change-Id: Ia5dacb9038cd74b5d490282a8070fb4579ebe3ae Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/4750179 Reviewed-by: Mark Mentovai <mark@chromium.org> Commit-Queue: Peter Kasting <pkasting@chromium.org>
76 lines
2.2 KiB
C++
76 lines
2.2 KiB
C++
// Copyright 2017 The Crashpad 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 "util/misc/lexing.h"
|
|
|
|
#include <stddef.h>
|
|
#include <stdint.h>
|
|
#include <string.h>
|
|
|
|
#include <limits>
|
|
|
|
#include "base/strings/string_number_conversions.h"
|
|
#include "base/strings/string_piece.h"
|
|
#include "base/strings/string_util.h"
|
|
|
|
namespace crashpad {
|
|
|
|
namespace {
|
|
|
|
#define MAKE_ADAPTER(type, function) \
|
|
bool ConvertStringToNumber(const base::StringPiece& input, type* value) { \
|
|
return function(input, value); \
|
|
}
|
|
MAKE_ADAPTER(int, base::StringToInt)
|
|
MAKE_ADAPTER(unsigned int, base::StringToUint)
|
|
MAKE_ADAPTER(int64_t, base::StringToInt64)
|
|
MAKE_ADAPTER(uint64_t, base::StringToUint64)
|
|
#undef MAKE_ADAPTER
|
|
|
|
} // namespace
|
|
|
|
bool AdvancePastPrefix(const char** input, const char* pattern) {
|
|
size_t length = strlen(pattern);
|
|
if (strncmp(*input, pattern, length) == 0) {
|
|
*input += length;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
template <typename T>
|
|
bool AdvancePastNumber(const char** input, T* value) {
|
|
size_t length = 0;
|
|
if (std::numeric_limits<T>::is_signed && **input == '-') {
|
|
++length;
|
|
}
|
|
while (base::IsAsciiDigit((*input)[length])) {
|
|
++length;
|
|
}
|
|
bool success =
|
|
ConvertStringToNumber(base::StringPiece(*input, length), value);
|
|
if (success) {
|
|
*input += length;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
template bool AdvancePastNumber(const char** input, int* value);
|
|
template bool AdvancePastNumber(const char** input, unsigned int* value);
|
|
template bool AdvancePastNumber(const char** input, int64_t* value);
|
|
template bool AdvancePastNumber(const char** input, uint64_t* value);
|
|
|
|
} // namespace crashpad
|