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wolfcrypt/src/asn.c: fix -Wconversions in GetASN_BitString(), GetASN_UTF8String(), and GetASN_ObjectId().

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Daniel Pouzzner
2024-03-14 18:42:50 -05:00
parent b7b6752e2e
commit 25efe6b66a
1 changed files with 4 additions and 4 deletions
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8
wolfcrypt/src/asn.c
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@ -1128,9 +1128,9 @@ static int GetASN_BitString(const byte* input, word32 idx, int length)
static int GetASN_UTF8String(const byte* input, word32 idx, int length) static int GetASN_UTF8String(const byte* input, word32 idx, int length)
{ {
int ret = 0; int ret = 0;
int i = 0; word32 i = 0;
while ((ret == 0) && (i < length)) { while ((ret == 0) && ((int)i < length)) {
int cnt; int cnt;
/* Check code points and get count of following bytes. */ /* Check code points and get count of following bytes. */
@ -1157,7 +1157,7 @@ static int GetASN_UTF8String(const byte* input, word32 idx, int length)
/* Check each following byte. */ /* Check each following byte. */
for (; cnt > 0; cnt--) { for (; cnt > 0; cnt--) {
/* Check we have enough data. */ /* Check we have enough data. */
if (i == length) { if ((int)i == length) {
WOLFSSL_MSG("Missing character in UTF8STRING\n"); WOLFSSL_MSG("Missing character in UTF8STRING\n");
ret = ASN_PARSE_E; ret = ASN_PARSE_E;
break; break;
@ -1202,7 +1202,7 @@ static int GetASN_ObjectId(const byte* input, word32 idx, int length)
/* Last octet of a subidentifier has bit 8 clear. Last octet must be last /* Last octet of a subidentifier has bit 8 clear. Last octet must be last
* of a subidentifier. Ensure last octet hasn't got top bit set indicating. * of a subidentifier. Ensure last octet hasn't got top bit set indicating.
*/ */
else if ((input[idx + length - 1] & 0x80) != 0x00) { else if ((input[(int)idx + length - 1] & 0x80) != 0x00) {
WOLFSSL_MSG("OID last octet has top bit set"); WOLFSSL_MSG("OID last octet has top bit set");
ret = ASN_PARSE_E; ret = ASN_PARSE_E;
} }