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31 #ifndef WebCryptoKeyAlgorithmParams_h
32 #define WebCryptoKeyAlgorithmParams_h
34 #include "WebCommon.h"
35 #include "WebCryptoAlgorithm.h"
36 #include "WebVector.h"
40 enum WebCryptoKeyAlgorithmParamsType {
41 WebCryptoKeyAlgorithmParamsTypeNone,
42 WebCryptoKeyAlgorithmParamsTypeHmac,
43 WebCryptoKeyAlgorithmParamsTypeAes,
44 WebCryptoKeyAlgorithmParamsTypeRsaHashed
47 class WebCryptoKeyAlgorithmParams {
49 virtual ~WebCryptoKeyAlgorithmParams() { }
50 virtual WebCryptoKeyAlgorithmParamsType type() const
52 return WebCryptoKeyAlgorithmParamsTypeNone;
56 class WebCryptoAesKeyAlgorithmParams : public WebCryptoKeyAlgorithmParams {
58 explicit WebCryptoAesKeyAlgorithmParams(unsigned short lengthBits)
59 : m_lengthBits(lengthBits)
63 unsigned short lengthBits() const
68 virtual WebCryptoKeyAlgorithmParamsType type() const
70 return WebCryptoKeyAlgorithmParamsTypeAes;
74 unsigned short m_lengthBits;
77 class WebCryptoHmacKeyAlgorithmParams : public WebCryptoKeyAlgorithmParams {
79 WebCryptoHmacKeyAlgorithmParams(const WebCryptoAlgorithm& hash, unsigned lengthBits)
81 , m_lengthBits(lengthBits)
85 const WebCryptoAlgorithm& hash() const
90 unsigned lengthBits() const
95 virtual WebCryptoKeyAlgorithmParamsType type() const
97 return WebCryptoKeyAlgorithmParamsTypeHmac;
101 WebCryptoAlgorithm m_hash;
102 unsigned m_lengthBits;
105 class WebCryptoRsaHashedKeyAlgorithmParams : public WebCryptoKeyAlgorithmParams {
107 WebCryptoRsaHashedKeyAlgorithmParams(unsigned modulusLengthBits, const unsigned char* publicExponent, unsigned publicExponentSize, const WebCryptoAlgorithm& hash)
108 : m_modulusLengthBits(modulusLengthBits)
109 , m_publicExponent(publicExponent, publicExponentSize)
114 unsigned modulusLengthBits() const
116 return m_modulusLengthBits;
119 const WebVector<unsigned char>& publicExponent() const
121 return m_publicExponent;
124 const WebCryptoAlgorithm& hash() const
129 virtual WebCryptoKeyAlgorithmParamsType type() const
131 return WebCryptoKeyAlgorithmParamsTypeRsaHashed;
135 unsigned m_modulusLengthBits;
136 WebVector<unsigned char> m_publicExponent;
137 WebCryptoAlgorithm m_hash;