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gpg: Print available debug flags using "--debug-level help".

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* g10/gpg.c (set_debug): Add "help" option and use a table for the
flags.

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2015-06-19 14:56:46 +02:00
parent c5604eeee4
commit 663a31f1ea
No known key found for this signature in database
GPG Key ID: E3FDFF218E45B72B
2 changed files with 46 additions and 18 deletions
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2
doc/gpg.texi
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@ -2320,6 +2320,8 @@ a numeric value or by a keyword:
All of the debug messages you can get. A value greater than 8 may be
used instead of the keyword. The creation of hash tracing files is
only enabled if the keyword is used.
@item help
List all available debug flags (see @option{debug}) and stop.
@end table
How these messages are mapped to the actual debugging flags is not

58
g10/gpg.c
View File

@ -1084,8 +1084,27 @@ set_opt_session_env (const char *name, const char *value)
static void
set_debug (const char *level)
{
static struct { unsigned short val; const char *name; } flags [] = {
{ DBG_PACKET_VALUE , "packet" },
{ DBG_MPI_VALUE , "mpi" },
{ DBG_CRYPTO_VALUE , "crypto" },
{ DBG_FILTER_VALUE , "filter" },
{ DBG_IOBUF_VALUE , "iobuf" },
{ DBG_MEMORY_VALUE , "memory" },
{ DBG_CACHE_VALUE , "cache" },
{ DBG_MEMSTAT_VALUE, "memstat" },
{ DBG_TRUST_VALUE , "trust" },
{ DBG_HASHING_VALUE, "hashing" },
{ DBG_CARD_IO_VALUE, "cardio" },
{ DBG_IPC_VALUE , "ipc" },
{ DBG_CLOCK_VALUE , "clock" },
{ DBG_LOOKUP_VALUE , "lookup"},
{ DBG_EXTPROG_VALUE, "extprog" },
{ 0, NULL }
};
int numok = (level && digitp (level));
int numlvl = numok? atoi (level) : 0;
int i;
if (!level)
;
@ -1108,11 +1127,27 @@ set_debug (const char *level)
if (numok)
opt.debug &= ~(DBG_HASHING_VALUE);
}
else if (!strcmp (level, "help"))
{
es_printf ("Available debug flags:\n");
for (i=0; flags[i].name; i++)
es_printf (" %5hu %s\n", flags[i].val, flags[i].name);
g10_exit (0);
}
else
{
for (i=0; flags[i].name; i++)
if (!strcmp (level, flags[i].name))
{
opt.debug |= flags[i].val;
break;
}
if (!flags[i].name)
{
log_error (_("invalid debug-level '%s' given\n"), level);
g10_exit (2);
}
}
if (opt.debug & DBG_MEMORY_VALUE )
memory_debug_mode = 1;
@ -1127,22 +1162,13 @@ set_debug (const char *level)
gcry_control (GCRYCTL_SET_VERBOSITY, (int)opt.verbose);
if (opt.debug)
log_info ("enabled debug flags:%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
(opt.debug & DBG_PACKET_VALUE )? " packet":"",
(opt.debug & DBG_MPI_VALUE )? " mpi":"",
(opt.debug & DBG_CRYPTO_VALUE )? " crypto":"",
(opt.debug & DBG_FILTER_VALUE )? " filter":"",
(opt.debug & DBG_IOBUF_VALUE )? " iobuf":"",
(opt.debug & DBG_MEMORY_VALUE )? " memory":"",
(opt.debug & DBG_CACHE_VALUE )? " cache":"",
(opt.debug & DBG_MEMSTAT_VALUE)? " memstat":"",
(opt.debug & DBG_TRUST_VALUE )? " trust":"",
(opt.debug & DBG_HASHING_VALUE)? " hashing":"",
(opt.debug & DBG_EXTPROG_VALUE)? " extprog":"",
(opt.debug & DBG_CARD_IO_VALUE)? " cardio":"",
(opt.debug & DBG_IPC_VALUE )? " ipc":"",
(opt.debug & DBG_CLOCK_VALUE )? " clock":"",
(opt.debug & DBG_LOOKUP_VALUE )? " lookup":"");
{
log_info ("enabled debug flags:");
for (i=0; flags[i].name; i++)
if ((opt.debug & flags[i].val))
log_printf (" %s", flags[i].name);
log_printf ("\n");
}
}