int main(int argc, char **argv) {
int i;
int rc;
int verbose;
int md5only;
int filearg;
if (argc < 2) {
printf("Usage: checkisomd5 [--md5sumonly] [--verbose] <isofilename>|<blockdevice>\n\n");
exit(1);
}
md5only = 0;
verbose = 0;
filearg = 1;
for (i=1; i < argc; i++) {
if (strcmp(argv[i], "--md5sumonly") == 0) {
md5only = 1;
filearg++;
} else if (strcmp(argv[i], "--verbose") == 0) {
filearg++;
verbose = 1;
} else
break;
}
if (md5only|verbose)
printMD5SUM(argv[filearg]);
if (md5only)
exit(0);
rc = mediaCheckFile(argv[filearg], !verbose);
/* 1 means it passed, 0 means it failed, -1 means we couldnt find chksum */
if (rc == 1)
exit(0);
else
exit(1);
}
int doMediaCheck(char *file, char *descr) {
struct progressCBdata data;
newtComponent t, f, scale, label;
int rc;
int dlen;
int llen;
char tmpstr[1024];
if (access(file, R_OK) < 0) {
newtWinMessage(_("Error"), _("OK"), _("Unable to find install image "
"%s"), file);
return -1;
}
if (descr)
snprintf(tmpstr, sizeof(tmpstr), _("Checking \"%s\"..."), descr);
else
snprintf(tmpstr, sizeof(tmpstr), _("Checking media now..."));
dlen = strlen(tmpstr);
if (dlen > 65)
dlen = 65;
newtCenteredWindow(dlen+8, 6, _("Media Check"));
t = newtTextbox(1, 1, dlen+4, 3, NEWT_TEXTBOX_WRAP);
newtTextboxSetText(t, tmpstr);
llen = strlen(tmpstr);
label = newtLabel(llen+1, 1, "-");
f = newtForm(NULL, NULL, 0);
newtFormAddComponent(f, t);
scale = newtScale(3, 3, dlen, 100);
newtFormAddComponent(f, scale);
newtDrawForm(f);
newtRefresh();
data.scale = scale;
data.label = label;
rc = mediaCheckFile(file, progressCallback, &data);
newtFormDestroy(f);
newtPopWindow();
if (rc == -1) {
logMessage(WARNING, "mediacheck: %s (%s) has no checksum info", file, descr);
newtWinMessage(_("Error"), _("OK"),
_("Unable to read the disc checksum from the "
"primary volume descriptor. This probably "
"means the disc was created without adding the "
"checksum."));
} else if (rc == 0) {
logMessage(ERROR, "mediacheck: %s (%s) FAILED", file, descr);
newtWinMessage(_("Error"), _("OK"),
_("The image which was just tested has errors. "
"This could be due to a "
"corrupt download or a bad disc. "
"If applicable, please clean the disc "
"and try again. If this test continues to fail you "
"should not continue the install."));
} else if (rc > 0) {
logMessage(INFO, "mediacheck: %s (%s) PASSED", file, descr);
newtWinMessage(_("Success"), _("OK"),
_("The image which was just tested was successfully "
"verified. It should be OK to install from this "
"media. Note that not all media/drive errors can "
"be detected by the media check."));
}
return rc;
}
/*
* Given cd device cddriver, this function will attempt to check its internal
* checksum.
*
* JKFIXME: this ignores "location", which should be fixed */
static char * mediaCheckCdrom(char *cddriver) {
int rc;
int first;
devMakeInode(cddriver, "/tmp/cdrom");
first = 1;
do {
char *descr;
char *tstamp;
int ejectcd;
/* init every pass */
ejectcd = 0;
descr = NULL;
/* if first time through, see if they want to eject the CD */
/* currently in the drive (most likely the CD they booted from) */
/* and test a different disk. Otherwise just test the disk in */
/* the drive since it was inserted in the previous pass through */
/* this loop, so they want it tested. */
if (first) {
first = 0;
rc = newtWinChoice(_("Media Check"), _("Test"), _("Eject CD"),
_("Choose \"%s\" to test the CD currently in "
"the drive, or \"%s\" to eject the CD and "
"insert another for testing."), _("Test"),
_("Eject CD"));
if (rc == 2)
ejectcd = 1;
}
if (!ejectcd) {
/* XXX MSFFIXME: should check return code for error */
readStampFileFromIso("/tmp/cdrom", &tstamp, &descr);
mediaCheckFile("/tmp/cdrom", descr);
if (descr)
free(descr);
}
if (!FL_NOEJECT(flags))
ejectCdrom();
else
logMessage(INFO, "noeject in effect, not ejecting cdrom");
rc = newtWinChoice(_("Media Check"), _("Test"), _("Continue"),
_("If you would like to test additional media, "
"insert the next CD and press \"%s\". "
"Testing each CD is not strictly required, however "
"it is highly recommended. Minimally, the CDs should "
"be tested prior to using them for the first time. "
"After they have been successfully tested, it is not "
"required to retest each CD prior to using it again."),
_("Test"), _("Continue"));
if (rc == 2) {
if (!FL_NOEJECT(flags))
unlink("/tmp/cdrom");
else
logMessage(INFO, "noeject in effect, not unmounting /tmp/cdrom");
return NULL;
} else {
continue;
}
} while (1);
return NULL;
}