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Fix for unaligned authentication tag sizes when the STM32 Cube HAL supports it with CRYP_HEADERWIDTHUNIT_BYTE.

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This commit is contained in:
David Garske
2021-06-17 08:08:43 -07:00
parent b6ec698a83
commit c802ea7ebd
1 changed files with 2 additions and 2 deletions
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4
wolfcrypt/src/aes.c
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@ -7014,7 +7014,7 @@ static int wc_AesGcmEncrypt_STM32(Aes* aes, byte* out, const byte* in, word32 sz
hcryp.Init.Algorithm = CRYP_AES_GCM; hcryp.Init.Algorithm = CRYP_AES_GCM;
#ifdef CRYP_HEADERWIDTHUNIT_BYTE #ifdef CRYP_HEADERWIDTHUNIT_BYTE
/* V2 with CRYP_HEADERWIDTHUNIT_BYTE uses byte size for header */ /* V2 with CRYP_HEADERWIDTHUNIT_BYTE uses byte size for header */
hcryp.Init.HeaderSize = authPadSz; hcryp.Init.HeaderSize = authInSz;
#else #else
hcryp.Init.HeaderSize = authPadSz/sizeof(word32); hcryp.Init.HeaderSize = authPadSz/sizeof(word32);
#endif #endif
@ -7527,7 +7527,7 @@ static int wc_AesGcmDecrypt_STM32(Aes* aes, byte* out,
hcryp.Init.Algorithm = CRYP_AES_GCM; hcryp.Init.Algorithm = CRYP_AES_GCM;
#ifdef CRYP_HEADERWIDTHUNIT_BYTE #ifdef CRYP_HEADERWIDTHUNIT_BYTE
/* V2 with CRYP_HEADERWIDTHUNIT_BYTE uses byte size for header */ /* V2 with CRYP_HEADERWIDTHUNIT_BYTE uses byte size for header */
hcryp.Init.HeaderSize = authPadSz; hcryp.Init.HeaderSize = authInSz;
#else #else
hcryp.Init.HeaderSize = authPadSz/sizeof(word32); hcryp.Init.HeaderSize = authPadSz/sizeof(word32);
#endif #endif