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- import hashlib
-
-
- class Algorithms:
- # DS Algorithms
- NONE = "none"
- HS256 = "HS256"
- HS384 = "HS384"
- HS512 = "HS512"
- RS256 = "RS256"
- RS384 = "RS384"
- RS512 = "RS512"
- ES256 = "ES256"
- ES384 = "ES384"
- ES512 = "ES512"
-
- # Content Encryption Algorithms
- A128CBC_HS256 = "A128CBC-HS256"
- A192CBC_HS384 = "A192CBC-HS384"
- A256CBC_HS512 = "A256CBC-HS512"
- A128GCM = "A128GCM"
- A192GCM = "A192GCM"
- A256GCM = "A256GCM"
-
- # Pseudo algorithm for encryption
- A128CBC = "A128CBC"
- A192CBC = "A192CBC"
- A256CBC = "A256CBC"
-
- # CEK Encryption Algorithms
- DIR = "dir"
- RSA1_5 = "RSA1_5"
- RSA_OAEP = "RSA-OAEP"
- RSA_OAEP_256 = "RSA-OAEP-256"
- A128KW = "A128KW"
- A192KW = "A192KW"
- A256KW = "A256KW"
- ECDH_ES = "ECDH-ES"
- ECDH_ES_A128KW = "ECDH-ES+A128KW"
- ECDH_ES_A192KW = "ECDH-ES+A192KW"
- ECDH_ES_A256KW = "ECDH-ES+A256KW"
- A128GCMKW = "A128GCMKW"
- A192GCMKW = "A192GCMKW"
- A256GCMKW = "A256GCMKW"
- PBES2_HS256_A128KW = "PBES2-HS256+A128KW"
- PBES2_HS384_A192KW = "PBES2-HS384+A192KW"
- PBES2_HS512_A256KW = "PBES2-HS512+A256KW"
-
- # Compression Algorithms
- DEF = "DEF"
-
- HMAC = {HS256, HS384, HS512}
- RSA_DS = {RS256, RS384, RS512}
- RSA_KW = {RSA1_5, RSA_OAEP, RSA_OAEP_256}
- RSA = RSA_DS.union(RSA_KW)
- EC_DS = {ES256, ES384, ES512}
- EC_KW = {ECDH_ES, ECDH_ES_A128KW, ECDH_ES_A192KW, ECDH_ES_A256KW}
- EC = EC_DS.union(EC_KW)
- AES_PSEUDO = {A128CBC, A192CBC, A256CBC, A128GCM, A192GCM, A256GCM}
- AES_JWE_ENC = {A128CBC_HS256, A192CBC_HS384, A256CBC_HS512, A128GCM, A192GCM, A256GCM}
- AES_ENC = AES_JWE_ENC.union(AES_PSEUDO)
- AES_KW = {A128KW, A192KW, A256KW}
- AEC_GCM_KW = {A128GCMKW, A192GCMKW, A256GCMKW}
- AES = AES_ENC.union(AES_KW)
- PBES2_KW = {PBES2_HS256_A128KW, PBES2_HS384_A192KW, PBES2_HS512_A256KW}
-
- HMAC_AUTH_TAG = {A128CBC_HS256, A192CBC_HS384, A256CBC_HS512}
- GCM = {A128GCM, A192GCM, A256GCM}
-
- SUPPORTED = HMAC.union(RSA_DS).union(EC_DS).union([DIR]).union(AES_JWE_ENC).union(RSA_KW).union(AES_KW)
-
- ALL = SUPPORTED.union([NONE]).union(AEC_GCM_KW).union(EC_KW).union(PBES2_KW)
-
- HASHES = {
- HS256: hashlib.sha256,
- HS384: hashlib.sha384,
- HS512: hashlib.sha512,
- RS256: hashlib.sha256,
- RS384: hashlib.sha384,
- RS512: hashlib.sha512,
- ES256: hashlib.sha256,
- ES384: hashlib.sha384,
- ES512: hashlib.sha512,
- }
-
- KEYS = {}
-
-
- ALGORITHMS = Algorithms()
-
-
- class Zips:
- DEF = "DEF"
- NONE = None
- SUPPORTED = {DEF, NONE}
-
-
- ZIPS = Zips()
-
- JWE_SIZE_LIMIT = 250 * 1024
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