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Change error codes to more appropriate codes

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The more precise error codes are borrowed from the ASN1 module.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
This commit is contained in:
David Horstmann
2023-02-20 14:21:23 +00:00
parent f51851dc70
commit 5b5a0b618c
2 changed files with 11 additions and 11 deletions
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10
library/oid.c
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@ -839,13 +839,13 @@ int mbedtls_oid_get_numeric_string(char *buf, size_t size,
value = 0;
if ((oid->p[0]) == 0x80) {
/* Overlong encoding is not allowed */
return MBEDTLS_ERR_OID_BUF_TOO_SMALL;
return MBEDTLS_ERR_ASN1_INVALID_DATA;
}
while (i < oid->len && ((oid->p[i] & 0x80) != 0)) {
/* Prevent overflow in value. */
if (value > (UINT_MAX >> 7)) {
return MBEDTLS_ERR_OID_BUF_TOO_SMALL;
return MBEDTLS_ERR_ASN1_INVALID_DATA;
}
value |= oid->p[i] & 0x7F;
@ -853,7 +853,7 @@ int mbedtls_oid_get_numeric_string(char *buf, size_t size,
i++;
}
if (i >= oid->len) {
return MBEDTLS_ERR_OID_BUF_TOO_SMALL;
return MBEDTLS_ERR_ASN1_OUT_OF_DATA;
}
/* Last byte of first subidentifier */
value |= oid->p[i] & 0x7F;
@ -874,11 +874,11 @@ int mbedtls_oid_get_numeric_string(char *buf, size_t size,
for (; i < oid->len; i++) {
/* Prevent overflow in value. */
if (value > (UINT_MAX >> 7)) {
return MBEDTLS_ERR_OID_BUF_TOO_SMALL;
return MBEDTLS_ERR_ASN1_INVALID_DATA;
}
if ((value == 0) && ((oid->p[i]) == 0x80)) {
/* Overlong encoding is not allowed */
return MBEDTLS_ERR_OID_BUF_TOO_SMALL;
return MBEDTLS_ERR_ASN1_INVALID_DATA;
}
value <<= 7;