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touch up pkcs8 create function and test case warning

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This commit is contained in:
JacobBarthelmeh 2024-09-04 15:48:44 -06:00
parent 2a1165460e
commit 9a8573afc9
2 changed files with 8 additions and 4 deletions
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1
tests/api.c
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@ -74557,6 +74557,7 @@ static int test_wc_GetPkcs8TraditionalOffset(void)
ExpectIntGT(derSz = (int)XFREAD(der, 1, sizeof(der), file), 0);
if (file != XBADFILE)
XFCLOSE(file);
file = XBADFILE; /* reset file to avoid warning of use after close */
/* valid case */
inOutIdx = 0;

11
wolfcrypt/src/asn.c
View File

@ -6897,6 +6897,7 @@ enum {
PKCS8KEYASN_IDX_PKEY_ALGO_PARAM_SEQ,
#endif
PKCS8KEYASN_IDX_PKEY_DATA,
PKCS8KEYASN_IDX_PKEY_ATTRIBUTES,
WOLF_ENUM_DUMMY_LAST_ELEMENT(PKCS8KEYASN_IDX)
};
@ -7307,7 +7308,9 @@ int wc_CreatePKCS8Key(byte* out, word32* outSz, byte* key, word32 keySz,
*outSz = tmpSz + sz;
return (int)(tmpSz + sz);
#else
DECL_ASNSETDATA(dataASN, pkcs8KeyASN_Length);
/* pkcs8KeyASN_Length-1, the -1 is because we are not adding the optional
* set of attributes */
DECL_ASNSETDATA(dataASN, pkcs8KeyASN_Length-1);
int sz = 0;
int ret = 0;
word32 keyIdx = 0;
@ -7328,7 +7331,7 @@ int wc_CreatePKCS8Key(byte* out, word32* outSz, byte* key, word32 keySz,
ret = ASN_PARSE_E;
}
CALLOC_ASNSETDATA(dataASN, pkcs8KeyASN_Length, ret, NULL);
CALLOC_ASNSETDATA(dataASN, pkcs8KeyASN_Length-1, ret, NULL);
if (ret == 0) {
/* Only support default PKCS #8 format - v0. */
@ -7354,7 +7357,7 @@ int wc_CreatePKCS8Key(byte* out, word32* outSz, byte* key, word32 keySz,
SetASN_Buffer(&dataASN[PKCS8KEYASN_IDX_PKEY_DATA], key, keySz);
/* Get the size of the DER encoding. */
ret = SizeASN_Items(pkcs8KeyASN, dataASN, pkcs8KeyASN_Length, &sz);
ret = SizeASN_Items(pkcs8KeyASN, dataASN, pkcs8KeyASN_Length-1, &sz);
}
if (ret == 0) {
/* Always return the calculated size. */
@ -7367,7 +7370,7 @@ int wc_CreatePKCS8Key(byte* out, word32* outSz, byte* key, word32 keySz,
}
if (ret == 0) {
/* Encode PKCS #8 key into buffer. */
SetASN_Items(pkcs8KeyASN, dataASN, pkcs8KeyASN_Length, out);
SetASN_Items(pkcs8KeyASN, dataASN, pkcs8KeyASN_Length-1, out);
ret = sz;
}