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Support the Windows sniffusb tool.

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This commit is contained in:
Werner Koch 2009-06-29 15:56:07 +00:00
parent d8d1ca6151
commit 011217c9bc
2 changed files with 102 additions and 7 deletions
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5
tools/ChangeLog
View File

@ -1,3 +1,8 @@
2009-06-29 Werner Koch <wk@g10code.com>
* ccidmon.c (parse_line_sniffusb): New.
(main): Add option --sniffusb.
2009-06-08 Werner Koch <wk@g10code.com>
* gpgconf.c (main): Call gnupg_reopen_std. Should fix bug#1072.

104
tools/ccidmon.c
View File

@ -51,6 +51,8 @@ static int verbose;
static int debug;
static int skip_escape;
static int usb_bus, usb_dev;
static int sniffusb;
/* Error counter. */
static int any_error;
@ -355,7 +357,11 @@ print_p2r_setdatarate (const unsigned char *msg, size_t msglen)
static void
print_p2r_unknown (const unsigned char *msg, size_t msglen)
{
print_p2r_header ("Unknown PC_to_RDR command", msg, msglen);
char buf[100];
snprintf (buf, sizeof buf, "Unknown PC_to_RDR command 0x%02X",
msglen? msg[0]:0);
print_p2r_header (buf, msg, msglen);
if (msglen < 10)
return;
print_pr_data (msg, msglen, 0);
@ -519,7 +525,11 @@ print_r2p_datarate (const unsigned char *msg, size_t msglen)
static void
print_r2p_unknown (const unsigned char *msg, size_t msglen)
{
print_r2p_header ("Unknown RDR_to_PC command", msg, msglen);
char buf[100];
snprintf (buf, sizeof buf, "Unknown RDR_to_PC command 0x%02X",
msglen? msg[0]:0);
print_r2p_header (buf, msg, msglen);
if (msglen < 10)
return;
printf (" bMessageType ......: %02X\n", msg[0]);
@ -684,6 +694,75 @@ parse_line (char *line, unsigned int lineno)
}
static void
parse_line_sniffusb (char *line, unsigned int lineno)
{
char *p;
if (debug)
printf ("line[%u] =`%s'\n", lineno, line);
p = strtok (line, " ");
if (!p)
return;
p = strtok (NULL, " ");
if (!p)
return;
p = strtok (NULL, " ");
if (!p)
return;
if (hexdigitp (p[0]) && hexdigitp (p[1])
&& hexdigitp (p[2]) && hexdigitp (p[3])
&& p[4] == ':' && !p[5])
{
size_t length;
unsigned int value;
length = databuffer.count;
while ((p=strtok (NULL, " ")))
{
if (!hexdigitp (p[0]) || !hexdigitp (p[1]))
{
err ("invalid hex digit in line %u (%s)", lineno,p);
break;
}
value = xtoi_1 (p[0]) * 16 + xtoi_1 (p[1]);
if (length >= sizeof (databuffer.data))
{
err ("too much data at line %u - can handle only up to % bytes",
lineno, sizeof (databuffer.data));
break;
}
databuffer.data[length++] = value;
}
databuffer.count = length;
}
else if (!strcmp (p, "TransferFlags"))
{
flush_data ();
*databuffer.address = 0;
while ((p=strtok (NULL, " (,)")))
{
if (!strcmp (p, "USBD_TRANSFER_DIRECTION_IN"))
{
databuffer.is_bi = 1;
break;
}
else if (!strcmp (p, "USBD_TRANSFER_DIRECTION_OUT"))
{
databuffer.is_bi = 0;
break;
}
}
}
}
static void
parse_input (FILE *fp)
{
@ -701,7 +780,10 @@ parse_input (FILE *fp)
err ("line number %u too long or last line not terminated", lineno);
if (length && line[length - 1] == '\r')
line[--length] = 0;
parse_line (line, lineno);
if (sniffusb)
parse_line_sniffusb (line, lineno);
else
parse_line (line, lineno);
}
flush_data ();
if (ferror (fp))
@ -713,7 +795,7 @@ int
main (int argc, char **argv)
{
int last_argc = -1;
if (argc)
{
argc--; argv++;
@ -736,6 +818,7 @@ main (int argc, char **argv)
puts ("Usage: " PGM " [BUS:DEV]\n"
"Parse the output of usbmod assuming it is CCID compliant.\n\n"
" --skip-escape do not show escape packets\n"
" --sniffusb Assume output from Sniffusb.exe\n"
" --verbose enable extra informational output\n"
" --debug enable additional debug output\n"
" --help display this help and exit\n\n"
@ -757,9 +840,16 @@ main (int argc, char **argv)
skip_escape = 1;
argc--; argv++;
}
else if (!strcmp (*argv, "--sniffusb"))
{
sniffusb = 1;
argc--; argv++;
}
}
if (argc > 1)
if (argc && sniffusb)
die ("no arguments expected when using --sniffusb\n");
else if (argc > 1)
die ("usage: " PGM " [BUS:DEV] (try --help for more information)\n");
if (argc == 1)
@ -772,7 +862,7 @@ main (int argc, char **argv)
if (usb_bus < 1 || usb_bus > 999 || usb_dev < 1 || usb_dev > 999)
die ("invalid bus:dev specified");
}
signal (SIGPIPE, SIG_IGN);