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31 #ifndef NormalizeAlgorithm_h
32 #define NormalizeAlgorithm_h
34 #include "public/platform/WebCrypto.h"
35 #include "public/platform/WebCryptoAlgorithm.h"
36 #include "public/platform/WebString.h"
37 #include "wtf/Assertions.h"
38 #include "wtf/Forward.h"
44 struct AlgorithmError {
45 WebCryptoErrorType errorType;
46 WebString errorDetails;
49 // Converts a javascript Dictionary to a WebCryptoAlgorithm object.
51 // This corresponds with "normalizing" [1] the algorithm, and then validating
52 // the expected parameters for the algorithm/operation combination.
54 // On success returns true and sets the WebCryptoAlgorithm.
56 // On failure normalizeAlgorithm returns false and sets the AlgorithmError with
57 // a error type and a (non-localized) debug string.
59 // [1] http://www.w3.org/TR/WebCryptoAPI/#algorithm-normalizing-rules
60 bool normalizeAlgorithm(const Dictionary&, WebCryptoOperation, WebCryptoAlgorithm&, AlgorithmError*) WARN_UNUSED_RETURN;