sg_lib: add sg_get_command_str() and sg_print_command_len(); sg_verify+sg_write_same: fix and --ff option; sg_dd+sgh_dd: add --verify support

git-svn-id: https://svn.bingwo.ca/repos/sg3_utils/trunk@837 6180dd3e-e324-4e3e-922d-17de1ae2f315

1 files changed, 12 insertions, 0 deletions

diff --git a/include/sg_lib.h b/include/sg_lib.h
index 169b0ea5..0b722069 100644
--- a/include/sg_lib.h
+++ b/include/sg_lib.h
@@ -378,9 +378,21 @@ extern FILE * sg_warnings_strm;
 
 void sg_set_warnings_strm(FILE * warnings_strm);
 
+/* Given a SCSI command pointed to by cmdp of sz bytes this function forms a
+ * SCSI command in ASCII hex surrounded by square brackets in 'b'. 'b' is at
+ * least blen bytes long. If cmd_name is true then the command is prefixed
+ * by its SCSI command name (e.g.  "VERIFY(10) [2f ...]". The command is
+ * shown as spaced separated pairs of hexadecimal digits (i.e. 0-9, a-f).
+ * Each pair repesents byte. The leftmost pair of digits is cmdp[0] . If
+ * sz <= 0 then this function tries to guess the length of the command. */
+char *
+sg_get_command_str(const uint8_t * cmdp, int sz, bool cmd_name, int blen,
+                   char * b);
+
 /* The following "print" functions send ASCII to 'sg_warnings_strm' file
  * descriptor (default value is stderr). 'leadin' is string prepended to
  * each line printed out, NULL treated as "". */
+void sg_print_command_len(const uint8_t * command, int len);
 void sg_print_command(const uint8_t * command);
 void sg_print_scsi_status(int scsi_status);