1 files changed, 0 insertions, 39 deletions
diff --git a/host/lib/file_keys.c b/host/lib/file_keys.c
index c311e6ac..ac9af17d 100644
--- a/host/lib/file_keys.c
+++ b/host/lib/file_keys.c
@@ -79,42 +79,3 @@ uint8_t* DigestFile(char* input_file, int sig_algorithm) {
   close(input_fd);
   return digest;
 }
-
-uint8_t* SignatureFile(const char* input_file, const char* key_file,
-                       unsigned int algorithm) {
-  char* sign_utility = "./sign_data.sh";
-  char* cmd;  /* Command line to invoke. */
-  int cmd_len;
-  FILE* cmd_out;  /* File descriptor to command output. */
-  uint8_t* signature = NULL;
-  int signature_size = siglen_map[algorithm];
-
-  /* Build command line:
-   * sign_data.sh <algorithm> <key file> <input file>
-   */
-  cmd_len = (strlen(sign_utility) + 1 + /* +1 for space. */
-             2 + 1 + /* For [algorithm]. */
-             strlen(key_file) + 1 + /* +1 for space. */
-             strlen(input_file) +
-             1);  /* For the trailing '\0'. */
-  cmd = (char*) malloc(cmd_len);
-  snprintf(cmd, cmd_len, "%s %u %s %s", sign_utility, algorithm, key_file,
-           input_file);
-  cmd_out = popen(cmd, "r");
-  free(cmd);
-  if (!cmd_out) {
-    VBDEBUG(("Couldn't execute: %s\n", cmd));
-    return NULL;
-  }
-
-  signature = (uint8_t*) malloc(signature_size);
-  if (fread(signature, signature_size, 1, cmd_out) != 1) {
-    VBDEBUG(("Couldn't read signature.\n"));
-    pclose(cmd_out);
-    free(signature);
-    return NULL;
-  }
-
-  pclose(cmd_out);
-  return signature;
-}