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add libsalty and rename some directories
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,120 @@ | ||
| #ifndef salty_h | ||
| #define salty_h | ||
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| /* Warning, this file is autogenerated by cbindgen. Don't modify this manually. */ | ||
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| #include <stdarg.h> | ||
| #include <stdbool.h> | ||
| #include <stdint.h> | ||
| #include <stdlib.h> | ||
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| #ifdef __cplusplus | ||
| extern "C" { | ||
| #endif | ||
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| #define salty_COMPRESSED_Y_LENGTH 32 | ||
| #define salty_PUBLICKEY_SERIALIZED_LENGTH 32 | ||
| #define salty_SCALAR_LENGTH 32 | ||
| #define salty_SECRETKEY_NONCE_LENGTH 32 | ||
| #define salty_SECRETKEY_SCALAR_LENGTH 32 | ||
| #define salty_SECRETKEY_SEED_LENGTH 32 | ||
| #define salty_SECRETKEY_SERIALIZED_LENGTH 32 | ||
| #define salty_SHA256_LENGTH 64 | ||
| #define salty_SHA512_LENGTH 64 | ||
| #define salty_SIGNATURE_SERIALIZED_LENGTH 64 | ||
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| /** | ||
| * Extensible error type for all `salty` operations. | ||
| * | ||
| * This enum has a hidden member, to prevent exhaustively checking for errors. | ||
| */ | ||
| typedef enum { | ||
| /** | ||
| * Never occurs, simplifies C bindings | ||
| */ | ||
| NoError = 0, | ||
| /** | ||
| * Bytes do not correspond to a canonical base field element | ||
| */ | ||
| NonCanonicalFieldElement, | ||
| /** | ||
| * Public key bytes invalid | ||
| */ | ||
| PublicKeyBytesInvalid, | ||
| /** | ||
| * Signature verification failed | ||
| */ | ||
| SignatureInvalid, | ||
| /** | ||
| * Context for prehashed signatures too long | ||
| */ | ||
| ContextTooLong, | ||
| _Extensible, | ||
| } salty_Error; | ||
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| /** | ||
| * Generates a public key from a secret seed. Use to verify signatures. | ||
| */ | ||
| void salty_public_key(const uint8_t (*seed)[salty_SECRETKEY_SEED_LENGTH], | ||
| uint8_t (*public_key)[salty_PUBLICKEY_SERIALIZED_LENGTH]); | ||
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| /** | ||
| * Signs the data, based on the keypair generated from the secret seed. | ||
| */ | ||
| void salty_sign(const uint8_t (*seed)[salty_SECRETKEY_SEED_LENGTH], | ||
| const uint8_t *data_ptr, | ||
| uintptr_t data_len, | ||
| uint8_t (*signature)[salty_SIGNATURE_SERIALIZED_LENGTH]); | ||
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| /** | ||
| * Signs the data for a context, based on the keypair generated from the secret seed. | ||
| */ | ||
| salty_Error salty_sign_with_context(const uint8_t (*seed)[salty_SECRETKEY_SEED_LENGTH], | ||
| const uint8_t *data_ptr, | ||
| uintptr_t data_len, | ||
| const uint8_t *context_ptr, | ||
| uintptr_t context_len, | ||
| uint8_t (*signature)[salty_SIGNATURE_SERIALIZED_LENGTH]); | ||
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| /** | ||
| * Signs the prehashed data, based on the keypair generated from the secret seed. | ||
| * An optional context can also be passed (this is recommended). | ||
| */ | ||
| salty_Error salty_sign_prehashed(const uint8_t (*seed)[salty_SECRETKEY_SEED_LENGTH], | ||
| const uint8_t (*prehashed_data)[salty_SHA512_LENGTH], | ||
| const uint8_t *context_ptr, | ||
| uintptr_t context_len, | ||
| uint8_t (*signature)[salty_SIGNATURE_SERIALIZED_LENGTH]); | ||
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| /** | ||
| * Verify a presumed signature on the given data. | ||
| */ | ||
| salty_Error salty_verify(const uint8_t (*public_key)[salty_PUBLICKEY_SERIALIZED_LENGTH], | ||
| const uint8_t *data_ptr, | ||
| uintptr_t data_len, | ||
| const uint8_t (*signature)[salty_SIGNATURE_SERIALIZED_LENGTH]); | ||
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| /** | ||
| * Verify a presumed signature on the given data for a context. | ||
| */ | ||
| salty_Error salty_verify_with_context(const uint8_t (*public_key)[salty_PUBLICKEY_SERIALIZED_LENGTH], | ||
| const uint8_t *data_ptr, | ||
| uintptr_t data_len, | ||
| const uint8_t *context_ptr, | ||
| uintptr_t context_len, | ||
| const uint8_t (*signature)[salty_SIGNATURE_SERIALIZED_LENGTH]); | ||
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| /** | ||
| * Verify a presumed signature on the given data. | ||
| */ | ||
| salty_Error salty_verify_prehashed(const uint8_t (*public_key)[salty_PUBLICKEY_SERIALIZED_LENGTH], | ||
| const uint8_t (*prehashed_data)[salty_SHA512_LENGTH], | ||
| const uint8_t (*signature)[salty_SIGNATURE_SERIALIZED_LENGTH], | ||
| const uint8_t *context_ptr, | ||
| uintptr_t context_len); | ||
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| #ifdef __cplusplus | ||
| } | ||
| #endif | ||
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| #endif /* salty_h */ |
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