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if (++idx >= objc) {
Tcl_AppendResult(interp, "No value for option \"", command_opts[fn], "\"", (char *) NULL);
return TCL_ERROR;
}
switch(fn) {
case _opt_cipher:
if ((cipher = Util_GetCipher(interp, objv[idx], TRUE)) == NULL) {
return TCL_ERROR;
}
break;
case _opt_digest:
case _opt_hash:
if ((md = Util_GetDigest(interp, objv[idx], TRUE)) == NULL) {
return TCL_ERROR;
}
break;
case _opt_iter:
if (Util_GetInt(interp, objv[idx], &iter, "iterations", 1, -1) != TCL_OK) {
return TCL_ERROR;
}
break;
case _opt_key:
case _opt_password:
pass = Util_GetKey(interp, objv[idx], &pass_len, command_opts[fn], 0, FALSE);
break;
case _opt_salt:
GET_OPT_BYTE_ARRAY(objv[idx], salt, &salt_len);
break;
case _opt_length:
case _opt_size:
if (Util_GetInt(interp, objv[idx], &dk_len, command_opts[fn], 1, buf_len) != TCL_OK) {
return TCL_ERROR;
}
break;
}
}
/* Validate options */
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if (++idx >= objc) {
Tcl_AppendResult(interp, "No value for option \"", command_opts[fn], "\"", (char *) NULL);
return TCL_ERROR;
}
switch(fn) {
case _opt_cipher:
if ((cipher = Util_GetCipher(interp, objv[idx], 1)) == NULL) {
return TCL_ERROR;
}
break;
case _opt_digest:
case _opt_hash:
if ((md = Util_GetDigest(interp, objv[idx], 1)) == NULL) {
return TCL_ERROR;
}
break;
case _opt_iter:
if (Util_GetInt(interp, objv[idx], &iter, "iterations", 1, -1) != TCL_OK) {
return TCL_ERROR;
}
break;
case _opt_key:
case _opt_password:
pass = Util_GetKey(interp, objv[idx], &pass_len, (char *) command_opts[fn], 0, 0);
break;
case _opt_salt:
GET_OPT_BYTE_ARRAY(objv[idx], salt, &salt_len);
break;
case _opt_length:
case _opt_size:
if (Util_GetInt(interp, objv[idx], &dk_len, (char *) command_opts[fn], 1, buf_len) != TCL_OK) {
return TCL_ERROR;
}
break;
}
}
/* Validate options */
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} else {
iklen = EVP_CIPHER_key_length(cipher);
ivlen = EVP_CIPHER_iv_length(cipher);
dk_len = iklen+ivlen;
}
/* Derive key */
if (!PKCS5_PBKDF2_HMAC(pass, (int) pass_len, salt, (int) salt_len, iter, md, dk_len, tmpkeyiv)) {
Tcl_AppendResult(interp, "Key derivation failed: ", GET_ERR_REASON(), (char *) NULL);
return TCL_ERROR;
}
/* Set result to key and iv */
if (cipher == NULL) {
Tcl_SetObjResult(interp, Tcl_NewByteArrayObj(tmpkeyiv, (Tcl_Size) dk_len));
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} else {
iklen = EVP_CIPHER_key_length(cipher);
ivlen = EVP_CIPHER_iv_length(cipher);
dk_len = iklen+ivlen;
}
/* Derive key */
if (!PKCS5_PBKDF2_HMAC((const char *) pass, (int) pass_len, salt, (int) salt_len, iter, md, dk_len, tmpkeyiv)) {
Tcl_AppendResult(interp, "Key derivation failed: ", GET_ERR_REASON(), (char *) NULL);
return TCL_ERROR;
}
/* Set result to key and iv */
if (cipher == NULL) {
Tcl_SetObjResult(interp, Tcl_NewByteArrayObj(tmpkeyiv, (Tcl_Size) dk_len));
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| ︙ | | | ︙ | |
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Tcl_AppendResult(interp, "No value for option \"", command_opts[fn], "\"", (char *) NULL);
return TCL_ERROR;
}
switch(fn) {
case _opt_digest:
case _opt_hash:
if ((md = Util_GetDigest(interp, objv[idx], TRUE)) == NULL) {
goto error;
}
break;
case _opt_info:
/* Max 1024/2048 */
GET_OPT_BYTE_ARRAY(objv[idx], info, &info_len);
break;
case _opt_key:
case _opt_password:
if ((key = Util_GetKey(interp, objv[idx], &key_len, command_opts[fn], 0, 1)) == NULL) {
goto error;
}
break;
case _opt_salt:
GET_OPT_BYTE_ARRAY(objv[idx], salt, &salt_len);
break;
case _opt_length:
case _opt_size:
if (Util_GetInt(interp, objv[idx], &dk_len, command_opts[fn], 1, 0) != TCL_OK) {
goto error;
}
break;
}
}
if (md == NULL) {
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203
204
205
206
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208
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Tcl_AppendResult(interp, "No value for option \"", command_opts[fn], "\"", (char *) NULL);
return TCL_ERROR;
}
switch(fn) {
case _opt_digest:
case _opt_hash:
if ((md = Util_GetDigest(interp, objv[idx], 1)) == NULL) {
goto error;
}
break;
case _opt_info:
/* Max 1024/2048 */
GET_OPT_BYTE_ARRAY(objv[idx], info, &info_len);
break;
case _opt_key:
case _opt_password:
if ((key = Util_GetKey(interp, objv[idx], &key_len, (char *) command_opts[fn], 0, 1)) == NULL) {
goto error;
}
break;
case _opt_salt:
GET_OPT_BYTE_ARRAY(objv[idx], salt, &salt_len);
break;
case _opt_length:
case _opt_size:
if (Util_GetInt(interp, objv[idx], &dk_len, (char *) command_opts[fn], 1, 0) != TCL_OK) {
goto error;
}
break;
}
}
if (md == NULL) {
|
| ︙ | | | ︙ | |
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*/
static int KDF_Scrypt(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]) {
EVP_PKEY_CTX *pctx = NULL;
unsigned char *salt = NULL, *pass = NULL, *out = NULL;
Tcl_Size salt_len = 0, pass_len = 0;
int dk_len = 64, res = TCL_OK;
Tcl_Size fn;
uint64_t N = 0, p = 0, r = 0, maxmem = 0;
size_t out_len;
Tcl_Obj *resultObj;
(void) clientData;
dprintf("Called");
/* Clear errors */
|
|
|
319
320
321
322
323
324
325
326
327
328
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330
331
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|
*/
static int KDF_Scrypt(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]) {
EVP_PKEY_CTX *pctx = NULL;
unsigned char *salt = NULL, *pass = NULL, *out = NULL;
Tcl_Size salt_len = 0, pass_len = 0;
int dk_len = 64, res = TCL_OK;
Tcl_Size fn;
Tcl_WideInt N = 0, p = 0, r = 0, maxmem = 0;
size_t out_len;
Tcl_Obj *resultObj;
(void) clientData;
dprintf("Called");
/* Clear errors */
|
| ︙ | | | ︙ | |
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GET_OPT_BYTE_ARRAY(objv[idx], pass, &pass_len);
break;
case _opt_salt:
GET_OPT_BYTE_ARRAY(objv[idx], salt, &salt_len);
break;
case _opt_length:
case _opt_size:
if (Util_GetInt(interp, objv[idx], &dk_len, command_opts[fn], 1, 0) != TCL_OK) {
goto error;
}
break;
case _opt_N:
case _opt_n:
GET_OPT_WIDE(objv[idx], &N);
break;
|
|
|
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361
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GET_OPT_BYTE_ARRAY(objv[idx], pass, &pass_len);
break;
case _opt_salt:
GET_OPT_BYTE_ARRAY(objv[idx], salt, &salt_len);
break;
case _opt_length:
case _opt_size:
if (Util_GetInt(interp, objv[idx], &dk_len, (char *) command_opts[fn], 1, 0) != TCL_OK) {
goto error;
}
break;
case _opt_N:
case _opt_n:
GET_OPT_WIDE(objv[idx], &N);
break;
|
| ︙ | | | ︙ | |
399
400
401
402
403
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405
406
407
408
409
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411
412
413
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|
if (EVP_PKEY_derive_init(pctx) < 1) {
Tcl_AppendResult(interp, "Initialize failed: ", GET_ERR_REASON(), (char *) NULL);
goto error;
}
/* Set config parameters */
if (EVP_PKEY_CTX_set1_pbe_pass(pctx, pass, (int) pass_len) < 1) {
Tcl_AppendResult(interp, "Set key failed: ", GET_ERR_REASON(), (char *) NULL);
goto error;
}
if (EVP_PKEY_CTX_set1_scrypt_salt(pctx, salt, (int) salt_len) < 1) {
Tcl_AppendResult(interp, "Set salt failed: ", GET_ERR_REASON(), (char *) NULL);
goto error;
}
if (N != 0 && EVP_PKEY_CTX_set_scrypt_N(pctx, N) < 1) {
Tcl_AppendResult(interp, "Set cost parameter (N) failed: ", GET_ERR_REASON(), (char *) NULL);
goto error;
}
if (r != 0 && EVP_PKEY_CTX_set_scrypt_r(pctx, r) < 1) {
Tcl_AppendResult(interp, "Set lock size parameter (r) failed: ", GET_ERR_REASON(), (char *) NULL);
goto error;
}
if (p != 0 && EVP_PKEY_CTX_set_scrypt_p(pctx, p) < 1) {
Tcl_AppendResult(interp, "Set Parallelization parameter (p) failed: ", GET_ERR_REASON(), (char *) NULL);
goto error;
}
if (maxmem != 0 && EVP_PKEY_CTX_set_scrypt_maxmem_bytes(pctx, maxmem) < 1) {
Tcl_AppendResult(interp, "Set max memory failed: ", GET_ERR_REASON(), (char *) NULL);
goto error;
}
|
|
|
|
|
|
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
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423
424
425
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427
428
429
|
if (EVP_PKEY_derive_init(pctx) < 1) {
Tcl_AppendResult(interp, "Initialize failed: ", GET_ERR_REASON(), (char *) NULL);
goto error;
}
/* Set config parameters */
if (EVP_PKEY_CTX_set1_pbe_pass(pctx, (const char *) pass, (int) pass_len) < 1) {
Tcl_AppendResult(interp, "Set key failed: ", GET_ERR_REASON(), (char *) NULL);
goto error;
}
if (EVP_PKEY_CTX_set1_scrypt_salt(pctx, salt, (int) salt_len) < 1) {
Tcl_AppendResult(interp, "Set salt failed: ", GET_ERR_REASON(), (char *) NULL);
goto error;
}
if (N != 0 && EVP_PKEY_CTX_set_scrypt_N(pctx, (uint64_t) N) < 1) {
Tcl_AppendResult(interp, "Set cost parameter (N) failed: ", GET_ERR_REASON(), (char *) NULL);
goto error;
}
if (r != 0 && EVP_PKEY_CTX_set_scrypt_r(pctx, (uint64_t) r) < 1) {
Tcl_AppendResult(interp, "Set lock size parameter (r) failed: ", GET_ERR_REASON(), (char *) NULL);
goto error;
}
if (p != 0 && EVP_PKEY_CTX_set_scrypt_p(pctx, (uint64_t) p) < 1) {
Tcl_AppendResult(interp, "Set Parallelization parameter (p) failed: ", GET_ERR_REASON(), (char *) NULL);
goto error;
}
if (maxmem != 0 && EVP_PKEY_CTX_set_scrypt_maxmem_bytes(pctx, maxmem) < 1) {
Tcl_AppendResult(interp, "Set max memory failed: ", GET_ERR_REASON(), (char *) NULL);
goto error;
}
|
| ︙ | | | ︙ | |