X-Git-Url: https://git.cryptolib.org/?a=blobdiff_plain;f=keysize_descriptor.c;h=045ff65f4c24c2c5188fad812ebbf24886f94095;hb=e1455a81c4a27673cbe64d4615c63e2a591deade;hp=5dcdcc05008088c0c109debd5a6d806e1348eba3;hpb=9e69044519495dad3e2f76fc7795e72390b79a45;p=avr-crypto-lib.git

diff --git a/keysize_descriptor.c b/keysize_descriptor.c
index 5dcdcc0..045ff65 100644
--- a/keysize_descriptor.c
+++ b/keysize_descriptor.c
@@ -72,4 +72,15 @@ uint8_t is_valid_keysize_P(PGM_VOID_P ks_desc, uint16_t keysize){
 	return is_valid_keysize_P((uint8_t*)ks_desc+1, keysize); /* search the next record */
 }
 
+uint16_t get_keysize(PGM_VOID_P ks_desc){
+	uint8_t type;
+	uint16_t keysize;
+	type = pgm_read_byte(ks_desc);
+	if(type==KS_TYPE_LIST)
+		ks_desc = (uint8_t*)ks_desc + 1;
+	ks_desc = (uint8_t*)ks_desc + 1;
+	keysize = pgm_read_word(ks_desc);
+	return keysize;
+}
+