ima: rename hash calculation functions

Rename hash calculation functions to reflect meaning
and change argument order in conventional way.

Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@intel.com>
Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>

3 files changed, 9 insertions, 9 deletions

diff --git a/security/integrity/ima/ima.h b/security/integrity/ima/ima.h
index 5a94f9c92605..6e69697fd530 100644
--- a/security/integrity/ima/ima.h
+++ b/security/integrity/ima/ima.h
@@ -84,8 +84,8 @@ void ima_fs_cleanup(void);
 int ima_inode_alloc(struct inode *inode);
 int ima_add_template_entry(struct ima_template_entry *entry, int violation,
                            const char *op, struct inode *inode);
-int ima_calc_hash(struct file *file, char *digest);
-int ima_calc_template_hash(int template_len, void *template, char *digest);
+int ima_calc_file_hash(struct file *file, char *digest);
+int ima_calc_buffer_hash(const void *data, int len, char *digest);
 int ima_calc_boot_aggregate(char *digest);
 void ima_add_violation(struct inode *inode, const unsigned char *filename,
                        const char *op, const char *cause);
diff --git a/security/integrity/ima/ima_api.c b/security/integrity/ima/ima_api.c
index 9382a4c568b2..d9030b29d84d 100644
--- a/security/integrity/ima/ima_api.c
+++ b/security/integrity/ima/ima_api.c
@@ -50,8 +50,8 @@ int ima_store_template(struct ima_template_entry *entry,
         entry->template_len = sizeof(entry->template);
 
         if (!violation) {
-                result = ima_calc_template_hash(entry->template_len,
-                                                &entry->template,
+                result = ima_calc_buffer_hash(&entry->template,
+                                                entry->template_len,
                                                 entry->digest);
                 if (result < 0) {
                         integrity_audit_msg(AUDIT_INTEGRITY_PCR, inode,
@@ -148,7 +148,7 @@ int ima_collect_measurement(struct integrity_iint_cache *iint,
                 u64 i_version = file->f_dentry->d_inode->i_version;
 
                 iint->ima_xattr.type = IMA_XATTR_DIGEST;
-                result = ima_calc_hash(file, iint->ima_xattr.digest);
+                result = ima_calc_file_hash(file, iint->ima_xattr.digest);
                 if (!result) {
                         iint->version = i_version;
                         iint->flags |= IMA_COLLECTED;
diff --git a/security/integrity/ima/ima_crypto.c b/security/integrity/ima/ima_crypto.c
index 920f49cfbf13..b691e0f3830c 100644
--- a/security/integrity/ima/ima_crypto.c
+++ b/security/integrity/ima/ima_crypto.c
@@ -40,7 +40,7 @@ int ima_init_crypto(void)
 /*
  * Calculate the MD5/SHA1 file digest
  */
-int ima_calc_hash(struct file *file, char *digest)
+int ima_calc_file_hash(struct file *file, char *digest)
 {
         loff_t i_size, offset = 0;
         char *rbuf;
@@ -93,9 +93,9 @@ out:
 }
 
 /*
- * Calculate the hash of a given template
+ * Calculate the hash of a given buffer
  */
-int ima_calc_template_hash(int template_len, void *template, char *digest)
+int ima_calc_buffer_hash(const void *data, int len, char *digest)
 {
         struct {
                 struct shash_desc shash;
@@ -105,7 +105,7 @@ int ima_calc_template_hash(int template_len, void *template, char *digest)
         desc.shash.tfm = ima_shash_tfm;
         desc.shash.flags = 0;
 
-        return crypto_shash_digest(&desc.shash, template, template_len, digest);
+        return crypto_shash_digest(&desc.shash, data, len, digest);
 }
 
 static void __init ima_pcrread(int idx, u8 *pcr)