File libica-aes_ccm-31-bit-compatibility.patch of Package libica-2_3_0

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File libica-aes_ccm-31-bit-compatibility.patch of Package libica-2_3_0 (Revision 5a31e846b5ca80abc130a7b01b120631)

Currently displaying revision 5a31e846b5ca80abc130a7b01b120631 , Show latest

commit 0ce5ef52839237b852e75ab5f11121beedd7eca1
Author: Ingo Tuchscherer <ingo.tuchscherer@linux.vnet.ibm.com>
Date:   Tue Mar 11 16:42:26 2014 +0100

AES_CCM: fixed 64/31 bit compatibility
    
    Signed-off-by: Ingo Tuchscherer <ingo.tuchscherer@linux.vnet.ibm.com>
    Acked-by: John Jolly <jjolly@suse.de>

diff --git a/src/ica_api.c b/src/ica_api.c
index 4939675..7649e4c 100644
--- a/src/ica_api.c
+++ b/src/ica_api.c
@@ -248,7 +248,7 @@ static unsigned int check_ccm_parms(unsigned long payload_length,
 	 * is only limited by the value range of its data type unsigned long
 	 * and need no further checking */
 	if ((nonce_length > S390_CCM_MIN_NONCE_LENGTH) &&
-	    (payload_length > ((1ul << (8*(15-nonce_length))))))
+	    (payload_length > ((1ull << (8*(15-nonce_length))))))
 		return EINVAL;
 
 	if (mac == NULL)
diff --git a/src/s390_ccm.c b/src/s390_ccm.c
index 1503ea9..f61dc30 100644
--- a/src/s390_ccm.c
+++ b/src/s390_ccm.c
@@ -68,7 +68,7 @@ static inline unsigned int fc_to_key_length(unsigned int function_code)
 static inline void __compute_meta_b0(const unsigned char *nonce,
 				     unsigned long nonce_length,
 				     unsigned long assoc_data_length,
-				     unsigned long payload_length,
+				     uint64_t payload_length,
 				     unsigned long mac_length,
 				     unsigned char *meta_b0)
 {
@@ -122,7 +122,7 @@ static inline void __compute_initial_ctr(const unsigned char *nonce,
 
 static inline unsigned int __auth_assoc_data(unsigned int function_code,
 					     const unsigned char *assoc_data,
-					     unsigned long assoc_data_length,
+					     uint64_t assoc_data_length,
 					     const unsigned char *key,
 					     unsigned int key_length,
 					     unsigned char *iv)
@@ -138,11 +138,11 @@ static inline unsigned int __auth_assoc_data(unsigned int function_code,
 	unsigned long tail_length;
 
 	/* preparing first block of assoc_data */
-	if (assoc_data_length < ((1ul << 16)-(1ul << 8))) {
+	if (assoc_data_length < ((1ull << 16)-(1ull << 8))) {
 		meta.small.length = assoc_data_length;
 		meta_data = meta.small.data;
 		meta_data_length = sizeof(meta.small.data);
-	} else if (assoc_data_length < (1ul << 32)) {
+	} else if (assoc_data_length < (1ull << 32)) {
 		meta.medium.prefix[0] = 0xff;
 		meta.medium.prefix[1] = 0xfe;
 		meta.medium.length = assoc_data_length;
@@ -213,7 +213,7 @@ static inline unsigned int __auth_assoc_data(unsigned int function_code,
 
 static unsigned int s390_ccm_authenticate(unsigned int function_code,
 					  const unsigned char *payload,
-					  unsigned long payload_length,
+					  uint64_t payload_length,
 					  const unsigned char *assoc_data,
 					  unsigned long assoc_data_length,
 					  const unsigned char *nonce,

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File libica-aes_ccm-31-bit-compatibility.patch of Package libica-2_3_0 (Revision 5a31e846b5ca80abc130a7b01b120631)

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