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Add b64decode len.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
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Pol Henarejos
2026-05-04 21:10:18 +02:00
parent f8db7613b6
commit e0a8380dcd
3 changed files with 21 additions and 14 deletions
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2
src/crypto_utils.h
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@@ -46,7 +46,6 @@ typedef enum {
#define PIN_KDF_DEFAULT_VERSION PIN_KDF_V2
extern int ct_memcmp(const void *a, const void *b, size_t n);
// Newer and safe functions
extern void derive_kbase(uint8_t kbase[32]);
extern void derive_kver(const uint8_t *pin, size_t pin_len, uint8_t kver[32]);
@@ -68,6 +67,7 @@ extern mbedtls_ecp_group_id ec_get_curve_from_prime(const uint8_t *prime, size_t
extern uint32_t crc32c(const uint8_t *buf, size_t len);
extern int base64url_encode(unsigned char *dst, size_t dlen, size_t *olen, const unsigned char *src, size_t slen);
extern int base64url_decode(unsigned char *dst, size_t dlen, size_t *olen, const unsigned char *src, size_t slen);
extern int b64url_decoded_len(size_t n, size_t *out_len);
#define PIN_KDF_SIZE(x) (12 + (x) + 16)