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Searched refs:mex (Results 1 – 6 of 6) sorted by relevance

/linux-4.1.27/drivers/s390/crypto/
Dzcrypt_cca_key.h136 static inline int zcrypt_type6_mex_key_de(struct ica_rsa_modexpo *mex, in zcrypt_type6_mex_key_de() argument
184 sizeof(key->pvtMeSec.exponent) - mex->inputdatalength; in zcrypt_type6_mex_key_de()
185 if (copy_from_user(temp, mex->b_key, mex->inputdatalength)) in zcrypt_type6_mex_key_de()
190 sizeof(key->pvtMeSec.modulus) - mex->inputdatalength; in zcrypt_type6_mex_key_de()
191 if (copy_from_user(temp, mex->n_modulus, mex->inputdatalength)) in zcrypt_type6_mex_key_de()
193 key->pubMeSec.modulus_bit_len = 8 * mex->inputdatalength; in zcrypt_type6_mex_key_de()
208 static inline int zcrypt_type6_mex_key_en(struct ica_rsa_modexpo *mex, in zcrypt_type6_mex_key_en() argument
233 if (copy_from_user(temp, mex->b_key, mex->inputdatalength)) in zcrypt_type6_mex_key_en()
236 for (i = 0; i < mex->inputdatalength; i++) in zcrypt_type6_mex_key_en()
239 if (i >= mex->inputdatalength) in zcrypt_type6_mex_key_en()
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Dzcrypt_pcicc.c156 struct ica_rsa_modexpo *mex) in ICAMEX_msg_to_type6MEX_msg() argument
180 if (copy_from_user(msg->text, mex->inputdata, mex->inputdatalength)) in ICAMEX_msg_to_type6MEX_msg()
183 if (is_PKCS11_padded(msg->text, mex->inputdatalength)) in ICAMEX_msg_to_type6MEX_msg()
190 if (is_PKCS12_padded(msg->text, mex->inputdatalength)) { in ICAMEX_msg_to_type6MEX_msg()
192 pad_len = strnlen(msg->text + 2, mex->inputdatalength - 2) + 3; in ICAMEX_msg_to_type6MEX_msg()
193 if (pad_len <= 9 || pad_len >= mex->inputdatalength) in ICAMEX_msg_to_type6MEX_msg()
195 vud_len = mex->inputdatalength - pad_len; in ICAMEX_msg_to_type6MEX_msg()
200 size = zcrypt_type6_mex_key_en(mex, msg->text + vud_len, 0); in ICAMEX_msg_to_type6MEX_msg()
205 vud_len = mex->inputdatalength; in ICAMEX_msg_to_type6MEX_msg()
212 size = zcrypt_type6_mex_key_de(mex, msg->text + vud_len, 0); in ICAMEX_msg_to_type6MEX_msg()
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Dzcrypt_pcica.c86 struct ica_rsa_modexpo *mex) in ICAMEX_msg_to_type4MEX_msg() argument
91 mod_len = mex->inputdatalength; in ICAMEX_msg_to_type4MEX_msg()
117 if (copy_from_user(modulus, mex->n_modulus, mod_len) || in ICAMEX_msg_to_type4MEX_msg()
118 copy_from_user(exponent, mex->b_key, mod_len) || in ICAMEX_msg_to_type4MEX_msg()
119 copy_from_user(message, mex->inputdata, mod_len)) in ICAMEX_msg_to_type4MEX_msg()
285 struct ica_rsa_modexpo *mex) in zcrypt_pcica_modexpo() argument
299 rc = ICAMEX_msg_to_type4MEX_msg(zdev, &ap_msg, mex); in zcrypt_pcica_modexpo()
306 rc = convert_response(zdev, &ap_msg, mex->outputdata, in zcrypt_pcica_modexpo()
307 mex->outputdatalength); in zcrypt_pcica_modexpo()
Dzcrypt_msgtype50.c187 struct ica_rsa_modexpo *mex) in ICAMEX_msg_to_type50MEX_msg() argument
192 mod_len = mex->inputdatalength; in ICAMEX_msg_to_type50MEX_msg()
227 if (copy_from_user(mod, mex->n_modulus, mod_len) || in ICAMEX_msg_to_type50MEX_msg()
228 copy_from_user(exp, mex->b_key, mod_len) || in ICAMEX_msg_to_type50MEX_msg()
229 copy_from_user(inp, mex->inputdata, mod_len)) in ICAMEX_msg_to_type50MEX_msg()
427 struct ica_rsa_modexpo *mex) in zcrypt_cex2a_modexpo() argument
446 rc = ICAMEX_msg_to_type50MEX_msg(zdev, &ap_msg, mex); in zcrypt_cex2a_modexpo()
453 rc = convert_response(zdev, &ap_msg, mex->outputdata, in zcrypt_cex2a_modexpo()
454 mex->outputdatalength); in zcrypt_cex2a_modexpo()
Dzcrypt_msgtype6.c163 struct ica_rsa_modexpo *mex) in ICAMEX_msg_to_type6MEX_msgX() argument
191 msg->length = mex->inputdatalength + 2; in ICAMEX_msg_to_type6MEX_msgX()
192 if (copy_from_user(msg->text, mex->inputdata, mex->inputdatalength)) in ICAMEX_msg_to_type6MEX_msgX()
196 size = zcrypt_type6_mex_key_en(mex, msg->text+mex->inputdatalength, 1); in ICAMEX_msg_to_type6MEX_msgX()
199 size += sizeof(*msg) + mex->inputdatalength; in ICAMEX_msg_to_type6MEX_msgX()
916 struct ica_rsa_modexpo *mex) in zcrypt_msgtype6_modexpo() argument
932 rc = ICAMEX_msg_to_type6MEX_msgX(zdev, &ap_msg, mex); in zcrypt_msgtype6_modexpo()
939 rc = convert_response_ica(zdev, &ap_msg, mex->outputdata, in zcrypt_msgtype6_modexpo()
940 mex->outputdatalength); in zcrypt_msgtype6_modexpo()
Dzcrypt_api.c421 static long zcrypt_rsa_modexpo(struct ica_rsa_modexpo *mex) in zcrypt_rsa_modexpo() argument
426 if (mex->outputdatalength < mex->inputdatalength) in zcrypt_rsa_modexpo()
433 mex->outputdatalength = mex->inputdatalength; in zcrypt_rsa_modexpo()
439 zdev->min_mod_size > mex->inputdatalength || in zcrypt_rsa_modexpo()
440 zdev->max_mod_size < mex->inputdatalength) in zcrypt_rsa_modexpo()
448 rc = zdev->ops->rsa_modexpo(zdev, mex); in zcrypt_rsa_modexpo()
823 struct ica_rsa_modexpo mex; in zcrypt_unlocked_ioctl() local
824 if (copy_from_user(&mex, umex, sizeof(mex))) in zcrypt_unlocked_ioctl()
827 rc = zcrypt_rsa_modexpo(&mex); in zcrypt_unlocked_ioctl()
832 rc = zcrypt_rsa_modexpo(&mex); in zcrypt_unlocked_ioctl()
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