|
| 1 | +/*! |
| 2 | + \ingroup MLDSA |
| 3 | +
|
| 4 | + \brief This macro initializes a provided MlDsaKey structure. |
| 5 | +
|
| 6 | + MlDsaKey is an alias of dilithium_key. This macro maps to |
| 7 | + wc_dilithium_init_ex(). |
| 8 | +
|
| 9 | + \return 0 Returned upon successfully initializing the key structure |
| 10 | + \return BAD_FUNC_ARGS Returned if the key pointer evaluates to NULL |
| 11 | + \return MEMORY_E Returned if memory allocation fails (when applicable) |
| 12 | +
|
| 13 | + \param key pointer to the MlDsaKey structure to initialize |
| 14 | + \param heap pointer to a heap identifier, for use with memory overrides |
| 15 | + \param devId ID to use with crypto callbacks or async hardware. |
| 16 | + Set to INVALID_DEVID (-2) if not used. |
| 17 | +
|
| 18 | + _Example_ |
| 19 | + \code |
| 20 | + MlDsaKey key; |
| 21 | + wc_MlDsaKey_Init(&key, NULL, INVALID_DEVID); |
| 22 | + \endcode |
| 23 | +
|
| 24 | + \sa wc_MlDsaKey_Free |
| 25 | + \sa wc_MlDsaKey_SetParams |
| 26 | +*/ |
| 27 | +int wc_MlDsaKey_Init(key, heap, devId); |
| 28 | + |
| 29 | +/*! |
| 30 | + \ingroup MLDSA |
| 31 | +
|
| 32 | + \brief This macro sets the ML-DSA parameter set on an initialized MlDsaKey. |
| 33 | +
|
| 34 | + Supported parameter identifiers include: |
| 35 | + - WC_ML_DSA_44 |
| 36 | + - WC_ML_DSA_65 |
| 37 | + - WC_ML_DSA_87 |
| 38 | + (Draft variants may also be available depending on build.) |
| 39 | +
|
| 40 | + This macro maps to wc_dilithium_set_level(). |
| 41 | +
|
| 42 | + \return 0 Returned upon success |
| 43 | + \return BAD_FUNC_ARGS Returned if arguments are invalid (implementation dependent) |
| 44 | +
|
| 45 | + \param key pointer to the initialized MlDsaKey structure |
| 46 | + \param id parameter set identifier (e.g., WC_ML_DSA_44 / _65 / _87) |
| 47 | +
|
| 48 | + _Example_ |
| 49 | + \code |
| 50 | + wc_MlDsaKey_SetParams(&key, WC_ML_DSA_65); |
| 51 | + \endcode |
| 52 | +
|
| 53 | + \sa wc_MlDsaKey_GetParams |
| 54 | + \sa wc_MlDsaKey_MakeKey |
| 55 | +*/ |
| 56 | +int wc_MlDsaKey_SetParams(key, id); |
| 57 | + |
| 58 | +/*! |
| 59 | + \ingroup MLDSA |
| 60 | +
|
| 61 | + \brief This macro gets the ML-DSA parameter set configured in the key. |
| 62 | +
|
| 63 | + This macro maps to wc_dilithium_get_level(). |
| 64 | +
|
| 65 | + \return 0 Returned upon success |
| 66 | + \return BAD_FUNC_ARGS Returned if arguments are invalid (implementation dependent) |
| 67 | +
|
| 68 | + \param key pointer to the initialized MlDsaKey structure |
| 69 | + \param id output pointer receiving the current parameter set identifier |
| 70 | +
|
| 71 | + \sa wc_MlDsaKey_SetParams |
| 72 | +*/ |
| 73 | +int wc_MlDsaKey_GetParams(key, id); |
| 74 | + |
| 75 | +/*! |
| 76 | + \ingroup MLDSA |
| 77 | +
|
| 78 | + \brief This macro frees resources associated with an MlDsaKey structure. |
| 79 | +
|
| 80 | + This macro maps to wc_dilithium_free(). |
| 81 | +
|
| 82 | + \return 0 Returned upon success (implementation dependent) |
| 83 | + \return BAD_FUNC_ARGS Returned if key is NULL (implementation dependent) |
| 84 | +
|
| 85 | + \param key pointer to the MlDsaKey structure to free |
| 86 | +
|
| 87 | + \sa wc_MlDsaKey_Init |
| 88 | +*/ |
| 89 | +void wc_MlDsaKey_Free(key); |
| 90 | +/*! |
| 91 | + \ingroup MLDSA |
| 92 | +
|
| 93 | + \brief This macro generates an ML-DSA public/private key pair. |
| 94 | +
|
| 95 | + The key must be initialized and have parameters set prior to calling. |
| 96 | + This macro maps to wc_dilithium_make_key(). |
| 97 | +
|
| 98 | + \return 0 Returned upon success |
| 99 | + \return BAD_FUNC_ARGS Returned if key or rng is NULL |
| 100 | + \return RNG_FAILURE_E Returned if RNG fails (when applicable) |
| 101 | +
|
| 102 | + \param key pointer to the initialized MlDsaKey structure |
| 103 | + \param rng pointer to an initialized WC_RNG structure |
| 104 | +
|
| 105 | + \sa wc_MlDsaKey_Sign |
| 106 | + \sa wc_MlDsaKey_Verify |
| 107 | +*/ |
| 108 | +int wc_MlDsaKey_MakeKey(key, rng); |
| 109 | + |
| 110 | +/*! |
| 111 | + \ingroup MLDSA |
| 112 | +
|
| 113 | + \brief This macro exports the private key in raw (algorithm-specific) format. |
| 114 | +
|
| 115 | + This macro maps to wc_dilithium_export_private_only(). |
| 116 | +
|
| 117 | + \return 0 Returned upon success |
| 118 | + \return BAD_FUNC_ARGS Returned if arguments are invalid (implementation dependent) |
| 119 | + \return BUFFER_E Returned if output buffer is too small (when applicable) |
| 120 | +
|
| 121 | + \param key pointer to the MlDsaKey structure containing a private key |
| 122 | + \param out output buffer for raw private key |
| 123 | + \param outLen in/out: on input, size of out; on output, bytes written (implementation dependent) |
| 124 | +
|
| 125 | + \sa wc_MlDsaKey_GetPrivLen |
| 126 | + \sa wc_MlDsaKey_ImportPrivRaw |
| 127 | +*/ |
| 128 | +int wc_MlDsaKey_ExportPrivRaw(key, out, outLen); |
| 129 | + |
| 130 | +/*! |
| 131 | + \ingroup MLDSA |
| 132 | +
|
| 133 | + \brief This macro imports the private key from raw (algorithm-specific) format. |
| 134 | +
|
| 135 | + This macro maps to wc_dilithium_import_private_only(). |
| 136 | +
|
| 137 | + \return 0 Returned upon success |
| 138 | + \return BAD_FUNC_ARGS Returned if arguments are invalid (implementation dependent) |
| 139 | + \return BUFFER_E Returned if input length is invalid (when applicable) |
| 140 | +
|
| 141 | + \param key pointer to the MlDsaKey structure to receive the private key |
| 142 | + \param in input buffer containing raw private key |
| 143 | + \param inLen length of input in bytes |
| 144 | +
|
| 145 | + \sa wc_MlDsaKey_ExportPrivRaw |
| 146 | +*/ |
| 147 | +int wc_MlDsaKey_ImportPrivRaw(key, in, inLen); |
| 148 | + |
| 149 | +/*! |
| 150 | + \ingroup MLDSA |
| 151 | +
|
| 152 | + \brief This macro exports the public key in raw (algorithm-specific) format. |
| 153 | +
|
| 154 | + This macro maps to wc_dilithium_export_public(). |
| 155 | +
|
| 156 | + \return 0 Returned upon success |
| 157 | + \return BAD_FUNC_ARGS Returned if arguments are invalid (implementation dependent) |
| 158 | + \return BUFFER_E Returned if output buffer is too small (when applicable) |
| 159 | +
|
| 160 | + \param key pointer to the MlDsaKey structure containing a public key |
| 161 | + \param out output buffer for raw public key |
| 162 | + \param outLen in/out: on input, size of out; on output, bytes written (implementation dependent) |
| 163 | +
|
| 164 | + \sa wc_MlDsaKey_GetPubLen |
| 165 | + \sa wc_MlDsaKey_ImportPubRaw |
| 166 | +*/ |
| 167 | +inte wc_MlDsaKey_ExportPubRaw(key, out, outLen); |
| 168 | + |
| 169 | +/*! |
| 170 | + \ingroup MLDSA |
| 171 | +
|
| 172 | + \brief This macro imports the public key from raw (algorithm-specific) format. |
| 173 | +
|
| 174 | + This macro maps to wc_dilithium_import_public(). |
| 175 | +
|
| 176 | + \return 0 Returned upon success |
| 177 | + \return BAD_FUNC_ARGS Returned if arguments are invalid (implementation dependent) |
| 178 | + \return BUFFER_E Returned if input length is invalid (when applicable) |
| 179 | +
|
| 180 | + \param key pointer to the MlDsaKey structure to receive the public key |
| 181 | + \param in input buffer containing raw public key |
| 182 | + \param inLen length of input in bytes |
| 183 | +
|
| 184 | + \sa wc_MlDsaKey_ExportPubRaw |
| 185 | +*/ |
| 186 | +int wc_MlDsaKey_ImportPubRaw(key, in, inLen); |
| 187 | + |
| 188 | +/*! |
| 189 | + \ingroup MLDSA |
| 190 | +
|
| 191 | + \brief This macro signs a message using an ML-DSA private key. |
| 192 | +
|
| 193 | + This macro maps to wc_dilithium_sign_msg(). |
| 194 | + Note the argument order: (msg,msgSz) are provided after (sig,sigSz). |
| 195 | +
|
| 196 | + \return 0 Returned upon success |
| 197 | + \return BAD_FUNC_ARGS Returned if arguments are invalid (implementation dependent) |
| 198 | + \return BUFFER_E Returned if the signature buffer is too small (when applicable) |
| 199 | + \return RNG_FAILURE_E Returned if RNG fails (when applicable) |
| 200 | +
|
| 201 | + \param key pointer to the MlDsaKey structure containing a private key |
| 202 | + \param sig output buffer for signature |
| 203 | + \param sigSz in/out: on input, size of sig; on output, signature length written |
| 204 | + \param msg pointer to message buffer to sign |
| 205 | + \param msgSz size of message in bytes |
| 206 | + \param rng pointer to an initialized WC_RNG structure |
| 207 | +
|
| 208 | + _Example_ |
| 209 | + \code |
| 210 | + byte sigBuf[DILITHIUM_ML_DSA_44_SIG_SIZE]; |
| 211 | + word32 sigSz = sizeof(sigBuf); |
| 212 | +
|
| 213 | + wc_MlDsaKey_Sign(&key, sigBuf, &sigSz, msg, msgSz, &rng); |
| 214 | + \endcode |
| 215 | +
|
| 216 | + \sa wc_MlDsaKey_Verify |
| 217 | + \sa wc_MlDsaKey_GetSigLen |
| 218 | +*/ |
| 219 | +int wc_MlDsaKey_Sign(key, sig, sigSz, msg, msgSz, rng); |
| 220 | + |
| 221 | +/*! |
| 222 | + \ingroup MLDSA |
| 223 | +
|
| 224 | + \brief This macro verifies an ML-DSA signature using an ML-DSA public key. |
| 225 | +
|
| 226 | + This macro maps to wc_dilithium_verify_msg(). |
| 227 | +
|
| 228 | + The verification result is written to \p res. |
| 229 | +
|
| 230 | + \return 0 Returned upon success (verification executed) |
| 231 | + \return BAD_FUNC_ARGS Returned if arguments are invalid (implementation dependent) |
| 232 | +
|
| 233 | + \param key pointer to the MlDsaKey structure containing a public key |
| 234 | + \param sig pointer to signature buffer |
| 235 | + \param sigSz size of signature in bytes |
| 236 | + \param msg pointer to message buffer to verify |
| 237 | + \param msgSz size of message in bytes |
| 238 | + \param res output: verification result (typically 1 = valid, 0 = invalid) |
| 239 | +
|
| 240 | + _Example_ |
| 241 | + \code |
| 242 | + int verified = 0; |
| 243 | + wc_MlDsaKey_Verify(&pub, sigBuf, sigSz, msg, msgSz, &verified); |
| 244 | + if (verified != 1) { |
| 245 | + // invalid |
| 246 | + } |
| 247 | + \endcode |
| 248 | +
|
| 249 | + \sa wc_MlDsaKey_Sign |
| 250 | +*/ |
| 251 | +int wc_MlDsaKey_Verify(key, sig, sigSz, msg, msgSz, res); |
| 252 | + |
| 253 | +/*! |
| 254 | + \ingroup MLDSA |
| 255 | +
|
| 256 | + \brief This macro exports the ML-DSA public key to DER format. |
| 257 | +
|
| 258 | + This macro maps to wc_Dilithium_PublicKeyToDer(). |
| 259 | +
|
| 260 | + \return bytes Returned as the number of bytes written upon success (> 0) |
| 261 | + \return negative error code Returned upon failure |
| 262 | +
|
| 263 | + \param key pointer to MlDsaKey |
| 264 | + \param output output buffer for DER |
| 265 | + \param len size of output buffer in bytes |
| 266 | + \param withAlg non-zero to include AlgorithmIdentifier when supported |
| 267 | +
|
| 268 | + \sa wc_MlDsaKey_PrivateKeyToDer |
| 269 | +*/ |
| 270 | +int wc_MlDsaKey_PublicKeyToDer(key, output, len, withAlg); |
| 271 | + |
| 272 | +/*! |
| 273 | + \ingroup MLDSA |
| 274 | +
|
| 275 | + \brief This macro exports the ML-DSA private key to DER format. |
| 276 | +
|
| 277 | + This macro maps to wc_Dilithium_PrivateKeyToDer(). |
| 278 | +
|
| 279 | + \return bytes Returned as the number of bytes written upon success (> 0) |
| 280 | + \return negative error code Returned upon failure |
| 281 | +
|
| 282 | + \param key pointer to MlDsaKey |
| 283 | + \param output output buffer for DER |
| 284 | + \param len size of output buffer in bytes |
| 285 | +
|
| 286 | + \sa wc_MlDsaKey_PublicKeyToDer |
| 287 | +*/ |
| 288 | +int wc_MlDsaKey_PrivateKeyToDer(key, output, len); |
| 289 | + |
| 290 | +/*! |
| 291 | + \ingroup MLDSA |
| 292 | +
|
| 293 | + \brief This function returns the raw private key length in bytes for the configured parameter set. |
| 294 | +
|
| 295 | + \return 0 Returned upon success |
| 296 | + \return BAD_FUNC_ARGS Returned if key or len is NULL |
| 297 | +
|
| 298 | + \param key pointer to an initialized MlDsaKey structure |
| 299 | + \param len output pointer receiving private key length in bytes |
| 300 | +
|
| 301 | + \sa wc_MlDsaKey_ExportPrivRaw |
| 302 | +*/ |
| 303 | +int wc_MlDsaKey_GetPrivLen(MlDsaKey *key, int *len); |
| 304 | + |
| 305 | +/*! |
| 306 | + \ingroup MLDSA |
| 307 | +
|
| 308 | + \brief This function returns the raw public key length in bytes for the configured parameter set. |
| 309 | +
|
| 310 | + \return 0 Returned upon success |
| 311 | + \return BAD_FUNC_ARGS Returned if key or len is NULL |
| 312 | +
|
| 313 | + \param key pointer to an initialized MlDsaKey structure |
| 314 | + \param len output pointer receiving public key length in bytes |
| 315 | +
|
| 316 | + \sa wc_MlDsaKey_ExportPubRaw |
| 317 | +*/ |
| 318 | +int wc_MlDsaKey_GetPubLen(MlDsaKey *key, int *len); |
| 319 | + |
| 320 | +/*! |
| 321 | + \ingroup MLDSA |
| 322 | +
|
| 323 | + \brief This function returns the signature length in bytes for the configured parameter set. |
| 324 | +
|
| 325 | + \return 0 Returned upon success |
| 326 | + \return BAD_FUNC_ARGS Returned if key or len is NULL |
| 327 | +
|
| 328 | + \param key pointer to an initialized MlDsaKey structure |
| 329 | + \param len output pointer receiving signature length in bytes |
| 330 | +
|
| 331 | + \sa wc_MlDsaKey_Sign |
| 332 | +*/ |
| 333 | +int wc_MlDsaKey_GetSigLen(MlDsaKey *key, int *len); |
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