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// Copyright 2019 Google
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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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// http://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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#import <Foundation/Foundation.h>
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/**
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* Returns a SHA1 Hash of the input `Data`
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*/
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NSString *FIRCLSHashNSData(NSData *data);
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/**
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* Returns a SHA256 Hash of the input `Data`
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*/
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NSString *FIRCLS256HashNSData(NSData *data);
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/**
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* Returns a SHA1 Hash of the input bytes
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*/
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NSString *FIRCLSHashBytes(const void *bytes, size_t length);
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/**
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* Populates a Hex value conversion of value into outputBuffer.
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* If value is nil, then outputBuffer is not modified.
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*/
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void FIRCLSSafeHexToString(const uint8_t *value, size_t length, char *outputBuffer);
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/**
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* Iterates through the raw bytes of data in a way that is similar to
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* `Data`'s `enumerateBytes(_ block:)`, but is safe to call from older
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* OSes that do not support it.
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*/
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void FIRCLSEnumerateByteRangesOfNSDataUsingBlock(
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NSData *data, void (^block)(const void *bytes, NSRange byteRange, BOOL *stop));
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