X-Git-Url: https://git.ozlabs.org/?a=blobdiff_plain;f=ccan%2Fcrypto%2Fxtea%2Fxtea.c;h=43ce55733e7fc4ae4042515720bd6c00c7f2df19;hb=c16c021735d53348b6f5fe119e35feea85e6638e;hp=28435d6a97c09588e8642ba3f29efdfb304599b2;hpb=e5fb923ba3735c758ef795eb69d5ee1c6f0a94e9;p=ccan

diff --git a/ccan/crypto/xtea/xtea.c b/ccan/crypto/xtea/xtea.c
index 28435d6a..43ce5573 100644
--- a/ccan/crypto/xtea/xtea.c
+++ b/ccan/crypto/xtea/xtea.c
@@ -11,8 +11,9 @@ uint64_t xtea_encipher(const struct xtea_secret *secret, uint64_t v)
 {
 	const uint32_t delta=0x9E3779B9;
 	uint32_t v0=(v>>32), v1=v, sum=0;
+	int i;
 
-	for (int i=0; i < NUM_DOUBLE_ROUNDS; i++) {
+	for (i=0; i < NUM_DOUBLE_ROUNDS; i++) {
 		v0 += (((v1 << 4) ^ (v1 >> 5)) + v1) ^ (sum + secret->u.u32[sum & 3]);
 		sum += delta;
 		v1 += (((v0 << 4) ^ (v0 >> 5)) + v0) ^ (sum + secret->u.u32[(sum>>11) & 3]);
@@ -24,8 +25,9 @@ uint64_t xtea_decipher(const struct xtea_secret *secret, uint64_t e)
 {
 	const uint32_t delta=0x9E3779B9;
 	uint32_t v0=(e>>32), v1=e, sum=delta*NUM_DOUBLE_ROUNDS;
+	int i;
 
-	for (int i=0; i < NUM_DOUBLE_ROUNDS; i++) {
+	for (i=0; i < NUM_DOUBLE_ROUNDS; i++) {
 		v1 -= (((v0 << 4) ^ (v0 >> 5)) + v0) ^ (sum + secret->u.u32[(sum>>11) & 3]);
 		sum -= delta;
 		v0 -= (((v1 << 4) ^ (v1 >> 5)) + v1) ^ (sum + secret->u.u32[sum & 3]);