xnu-3789.1.32.tar.gz

[apple/xnu.git] / osfmk / corecrypto / cchmac / src / cchmac_init.c

diff --git a/osfmk/corecrypto/cchmac/src/cchmac_init.c b/osfmk/corecrypto/cchmac/src/cchmac_init.c
index 8d426e8c824959aee203117e8e1fddfbd0a26f4c..ffda5227ed880835f6f35475deb180ab38783a34 100644 (file)
--- a/osfmk/corecrypto/cchmac/src/cchmac_init.c
+++ b/osfmk/corecrypto/cchmac/src/cchmac_init.c
@@ -20,11 +20,11 @@
    text is the data being protected.
  */
 void cchmac_init(const struct ccdigest_info *di, cchmac_ctx_t hc,
-                 unsigned long key_len, const void *key_data) {
+                 size_t key_len, const void *key_data) {
     const unsigned char *key = key_data;
 
     /* Set cchmac_data(di, hc) to key ^ opad. */
-    unsigned long byte = 0;
+    size_t byte = 0;
        if (key_len <= di->block_size) {
         for (;byte < key_len; ++byte) {
             cchmac_data(di, hc)[byte] = key[byte] ^ 0x5c;