skylab/MasterPassword
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Implement algorithm support for hybrid personal passwords.

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This commit is contained in:
Maarten Billemont
2017-08-05 17:33:45 -04:00
parent 228f8e4ed1
commit 322e056661
13 changed files with 400 additions and 38 deletions
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32
core/c/mpw-algorithm_v0.c
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@@ -22,6 +22,7 @@
#include "mpw-types.h"
#include "mpw-util.h"
#include "base64.h"
#define MP_N 32768
#define MP_r 8
@@ -155,11 +156,38 @@ static const char *mpw_sitePassword_v0(
const char *mpw_encrypt_v0(
MPMasterKey masterKey, const char *plainText) {
return NULL; // TODO: aes128_cbc
// Encrypt
dbg( "-- encrypting plainText: %s\n", plainText );
size_t bufSize = strlen( plainText );
const uint8_t *cipherBuf = mpw_aes_encrypt( masterKey, MPMasterKeySize, (const uint8_t *)plainText, bufSize );
dbg( "-- cipherBuf: %lu bytes = ", bufSize );
printb( cipherBuf, bufSize );
// Base64-encode
char *cipherText = calloc( 1, Base64encode_len( bufSize ) + 1 );
Base64encode( cipherText, cipherBuf, bufSize );
dbg( "-- b64 encoded -> cipherText: %s\n", cipherText );
mpw_free( cipherBuf, bufSize );
return cipherText;
}
const char *mpw_decrypt_v0(
MPMasterKey masterKey, const char *cipherText) {
return NULL; // TODO: aes128_cbc
// Base64-decode
dbg( "-- decrypting cipherText: %s\n", cipherText );
size_t bufSize = Base64decode_len( cipherText ) + 1;
uint8_t *cipherBuf = calloc( 1, bufSize );
Base64decode( cipherBuf, cipherText );
dbg( "-- b64 decoded: %lu bytes = ", bufSize );
printb( cipherBuf, bufSize );
// Decrypt
const char *plainText = (const char *)mpw_aes_decrypt( masterKey, MPMasterKeySize, cipherBuf, bufSize );
dbg( "-- decrypted -> plainText: %s\n", plainText );
mpw_free( cipherBuf, bufSize );
return plainText;
}