Implemented functions for reading and extending TPM PCR

Made hash_file function a member of pts object

diff --git a/src/libpts/pts/pts.h b/src/libpts/pts/pts.h
index 864e92d53b88d4e70e8c6cfa6735f763804d39be..314b8a607f3a8e700ea43006d0084ab2d2bffe2d 100644 (file)
--- a/src/libpts/pts/pts.h
+++ b/src/libpts/pts/pts.h
@@ -270,7 +270,7 @@ struct pts_t {
        bool (*is_path_valid)(pts_t *this, char *path, pts_error_code_t *error_code);
 
        /**
-       * Compute a hash over a file
+        * Compute a hash over a file
         * @param hasher                        Hasher to be used
         * @param pathname                      Absolute path of a file
         * @param hash                          Buffer to keep hash output
@@ -361,6 +361,34 @@ struct pts_t {
         */
         bool (*verify_quote_signature)(pts_t *this, chunk_t data, chunk_t signature);
 
+       /**
+        * Reads given PCR value and returns it
+        *
+        * @param pcr_num               Number of PCR to read
+        * @param pcr_value             Chunk to save pcr read output
+        * @return                              NULL in case of TSS error, PCR value otherwise
+        */
+       bool (*read_pcr)(pts_t *this, u_int32_t pcr_num, chunk_t *pcr_value);
+
+       /**
+        * Extends given PCR with given value
+        *
+        * @param pcr_num               Number of PCR to extend
+        * @param input                 Value to extend
+        * @param output                Chunk to save PCR value after extension
+        * @return                              FALSE in case of TSS error, TRUE otherwise
+        */
+       bool (*extend_pcr)(pts_t *this, u_int32_t pcr_num, chunk_t input, chunk_t *output);
+
+       /**
+        * Quote over PCR's
+        *
+        * @param pcrs                  Set of PCR's to make quotation over
+        * @param quote                 Chunk to save quote operation output
+        * @return                              FALSE in case of TSS error, TRUE otherwise
+        */
+        bool (*quote_tpm)(pts_t *this, u_int32_t pcrs, chunk_t *quote);
+
        /**
         * Destroys a pts_t object.
         */