u_short, ulong exterminated

fdiskXXX: add a bit of sanity (not enough by far)
This commit is contained in:
Denis Vlasenko 2006-12-19 20:32:02 +00:00
parent f58906b646
commit 28703015ab
11 changed files with 90 additions and 95 deletions

View File

@ -81,14 +81,14 @@ do_loadtable(int fd, unsigned char *inbuf, int tailsz, int fontsize)
struct unipair *up;
int ct = 0, maxct;
int glyph;
u_short unicode;
uint16_t unicode;
maxct = tailsz; /* more than enough */
up = (struct unipair *) xmalloc(maxct * sizeof(struct unipair));
for (glyph = 0; glyph < fontsize; glyph++) {
while (tailsz >= 2) {
unicode = (((u_short) inbuf[1]) << 8) + inbuf[0];
unicode = (((uint16_t) inbuf[1]) << 8) + inbuf[0];
tailsz -= 2;
inbuf += 2;
if (unicode == PSF_SEPARATOR)

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@ -29,7 +29,7 @@ int loadkmap_main(int argc, char **argv)
{
struct kbentry ke;
int i, j, fd;
u_short ibuff[NR_KEYS];
uint16_t ibuff[NR_KEYS];
char flags[MAX_NR_KEYMAPS];
char buff[7];
@ -46,7 +46,7 @@ int loadkmap_main(int argc, char **argv)
for (i = 0; i < MAX_NR_KEYMAPS; i++) {
if (flags[i] == 1) {
xread(0, ibuff, NR_KEYS * sizeof(u_short));
xread(0, ibuff, NR_KEYS * sizeof(uint16_t));
for (j = 0; j < NR_KEYS; j++) {
ke.kb_index = j;
ke.kb_table = i;

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@ -985,7 +985,7 @@ static void config(int sig ATTRIBUTE_UNUSED)
} else
#endif
{
u_short port = htons(atoi(sep->se_service));
uint16_t port = htons(atoi(sep->se_service));
// FIXME: atoi_or_else(str, 0) would be handy here
if (!port) {
/*XXX*/ strncpy(protoname, sep->se_proto, sizeof(protoname));
@ -1038,7 +1038,7 @@ static void config(int sig ATTRIBUTE_UNUSED)
} else
#endif
{
u_short port = htons(atoi(sep->se_service));
uint16_t port = htons(atoi(sep->se_service));
if (!port) {
/*XXX*/ strncpy(protoname, sep->se_proto, sizeof(protoname));

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@ -316,8 +316,8 @@ static int pmtu; /* Path MTU Discovery (RFC1191) */
static char *hostname;
static u_short ident;
static u_short port = 32768 + 666; /* start udp dest port # for probe packets */
static uint16_t ident;
static uint16_t port = 32768 + 666; /* start udp dest port # for probe packets */
static int waittime = 5; /* time to wait for response (in seconds) */
static int nflag; /* print addresses numerically */
@ -539,12 +539,12 @@ wait_for_reply(int sock, struct sockaddr_in *fromp, const struct timeval *tp)
/*
* Checksum routine for Internet Protocol family headers (C Version)
*/
static u_short
in_cksum(u_short *addr, int len)
static uint16_t
in_cksum(uint16_t *addr, int len)
{
int nleft = len;
u_short *w = addr;
u_short answer;
uint16_t *w = addr;
uint16_t answer;
int sum = 0;
/*
@ -589,7 +589,7 @@ send_probe(int seq, int ttl, struct timeval *tp)
*/
if (doipcksum) {
outip->ip_sum =
in_cksum((u_short *)outip, sizeof(*outip) + optlen);
in_cksum((uint16_t *)outip, sizeof(*outip) + optlen);
if (outip->ip_sum == 0)
outip->ip_sum = 0xffff;
}
@ -610,7 +610,7 @@ send_probe(int seq, int ttl, struct timeval *tp)
if (useicmp) {
/* Always calculate checksum for icmp packets */
outicmp->icmp_cksum = 0;
outicmp->icmp_cksum = in_cksum((u_short *)outicmp,
outicmp->icmp_cksum = in_cksum((uint16_t *)outicmp,
packlen - (sizeof(*outip) + optlen));
if (outicmp->icmp_cksum == 0)
outicmp->icmp_cksum = 0xffff;
@ -628,7 +628,7 @@ send_probe(int seq, int ttl, struct timeval *tp)
ui->ui_pr = oui->ui_pr;
ui->ui_len = outudp->len;
outudp->check = 0;
outudp->check = in_cksum((u_short *)ui, packlen);
outudp->check = in_cksum((uint16_t *)ui, packlen);
if (outudp->check == 0)
outudp->check = 0xffff;
*outip = tip;
@ -637,11 +637,11 @@ send_probe(int seq, int ttl, struct timeval *tp)
#if ENABLE_FEATURE_TRACEROUTE_VERBOSE
/* XXX undocumented debugging hack */
if (verbose > 1) {
const u_short *sp;
const uint16_t *sp;
int nshorts, i;
sp = (u_short *)outip;
nshorts = (u_int)packlen / sizeof(u_short);
sp = (uint16_t *)outip;
nshorts = (u_int)packlen / sizeof(uint16_t);
i = 0;
printf("[ %d bytes", packlen);
while (--nshorts >= 0) {
@ -906,7 +906,7 @@ traceroute_main(int argc, char *argv[])
#if ENABLE_FEATURE_TRACEROUTE_SOURCE_ROUTE
int lsrr = 0;
#endif
u_short off = 0;
uint16_t off = 0;
struct IFADDRLIST *al;
char *device = NULL;
int max_ttl = 30;
@ -1137,7 +1137,6 @@ traceroute_main(int argc, char *argv[])
outicmp = (struct icmp *)outp;
outicmp->icmp_type = ICMP_ECHO;
outicmp->icmp_id = htons(ident);
outdata = (struct outdata *)(outp + 8); /* XXX magic number */
} else
#endif
@ -1146,8 +1145,7 @@ traceroute_main(int argc, char *argv[])
outudp = (struct udphdr *)outp;
outudp->source = htons(ident);
outudp->len =
htons((u_short)(packlen - (sizeof(*outip) + optlen)));
outudp->len = htons((uint16_t)(packlen - (sizeof(*outip) + optlen)));
outdata = (struct outdata *)(outudp + 1);
}

View File

@ -15,9 +15,9 @@
struct arpMsg {
/* Ethernet header */
u_char h_dest[6]; /* destination ether addr */
u_char h_source[6]; /* source ether addr */
u_short h_proto; /* packet type ID field */
uint8_t h_dest[6]; /* destination ether addr */
uint8_t h_source[6]; /* source ether addr */
uint16_t h_proto; /* packet type ID field */
/* ARP packet */
uint16_t htype; /* hardware type (must be ARPHRD_ETHER) */

View File

@ -103,7 +103,7 @@ static void xid_del(u_int32_t xid)
*/
static int get_dhcp_packet_type(struct dhcpMessage *p)
{
u_char *op;
uint8_t *op;
/* it must be either a BOOTREQUEST or a BOOTREPLY */
if (p->op != BOOTREQUEST && p->op != BOOTREPLY)

View File

@ -220,8 +220,8 @@ static int get_boot(enum action what);
}
static int32_t get_start_sect(const struct partition *p);
static int32_t get_nr_sects(const struct partition *p);
static unsigned get_start_sect(const struct partition *p);
static unsigned get_nr_sects(const struct partition *p);
/*
* per partition table entry data
@ -338,7 +338,9 @@ read_hex(const struct systypes *sys)
continue;
}
v = bb_strtoul(line_ptr, NULL, 16);
if (errno || v > 0xff) continue;
if (v > 0xff)
/* Bad input also triggers this */
continue;
return v;
}
}
@ -393,15 +395,15 @@ STATIC_OSF void xbsd_print_disklabel(int);
#define SGI_XLV 0x0c
#define SGI_XVM 0x0d
#define SGI_ENTIRE_DISK SGI_VOLUME
#if defined(CONFIG_FEATURE_SGI_LABEL) || defined(CONFIG_FEATURE_SUN_LABEL)
#if ENABLE_FEATURE_SGI_LABEL || ENABLE_FEATURE_SUN_LABEL
static uint16_t
__swap16(uint16_t x)
fdisk_swap16(uint16_t x)
{
return (x << 8) | (x >> 8);
}
static uint32_t
__swap32(uint32_t x)
fdisk_swap32(uint32_t x)
{
return (x << 24) |
((x & 0xFF00) << 8) |
@ -578,7 +580,7 @@ set_start_sect(struct partition *p, unsigned start_sect)
}
#endif
static int32_t
static unsigned
get_start_sect(const struct partition *p)
{
return read4_little_endian(p->start4);
@ -586,13 +588,13 @@ get_start_sect(const struct partition *p)
#if ENABLE_FEATURE_FDISK_WRITABLE
static void
set_nr_sects(struct partition *p, int32_t nr_sects)
set_nr_sects(struct partition *p, unsigned nr_sects)
{
store4_little_endian(p->size4, nr_sects);
}
#endif
static int32_t
static unsigned
get_nr_sects(const struct partition *p)
{
return read4_little_endian(p->size4);
@ -1770,13 +1772,13 @@ change_sysid(void)
#endif /* CONFIG_FEATURE_FDISK_WRITABLE */
/* check_consistency() and long2chs() added Sat Mar 6 12:28:16 1993,
/* check_consistency() and linear2chs() added Sat Mar 6 12:28:16 1993,
* faith@cs.unc.edu, based on code fragments from pfdisk by Gordon W. Ross,
* Jan. 1990 (version 1.2.1 by Gordon W. Ross Aug. 1990; Modified by S.
* Lubkin Oct. 1991). */
static void
long2chs(ulong ls, unsigned *c, unsigned *h, unsigned *s)
linear2chs(unsigned ls, unsigned *c, unsigned *h, unsigned *s)
{
int spc = heads * sectors;
@ -1808,10 +1810,10 @@ check_consistency(const struct partition *p, int partition)
pes = p->end_sector & 0x3f;
/* compute logical beginning (c, h, s) */
long2chs(get_start_sect(p), &lbc, &lbh, &lbs);
linear2chs(get_start_sect(p), &lbc, &lbh, &lbs);
/* compute logical ending (c, h, s) */
long2chs(get_start_sect(p) + get_nr_sects(p) - 1, &lec, &leh, &les);
linear2chs(get_start_sect(p) + get_nr_sects(p) - 1, &lec, &leh, &les);
/* Same physical / logical beginning? */
if (cylinders <= 1024 && (pbc != lbc || pbh != lbh || pbs != lbs)) {
@ -2479,46 +2481,40 @@ write_table(void)
static void
reread_partition_table(int leave)
{
int error = 0;
int i;
printf(_("Calling ioctl() to re-read partition table.\n"));
printf(_("Calling ioctl() to re-read partition table\n"));
sync();
sleep(2);
if ((i = ioctl(fd, BLKRRPART)) != 0) {
error = errno;
} else {
sleep(2); /* Huh? */
i = ioctl(fd, BLKRRPART);
#if 0
else {
/* some kernel versions (1.2.x) seem to have trouble
rereading the partition table, but if asked to do it
twice, the second time works. - biro@yggdrasil.com */
sync();
sleep(2);
if ((i = ioctl(fd, BLKRRPART)) != 0)
error = errno;
i = ioctl(fd, BLKRRPART);
}
#endif
if (i) {
printf(_("\nWARNING: Re-reading the partition table "
"failed with error %d: %s.\n"
"The kernel still uses the old table.\n"
"The new table will be used "
"at the next reboot.\n"),
error, strerror(error));
bb_perror_msg("WARNING: rereading partition table "
"failed, kernel still uses old table");
}
#if 0
if (dos_changed)
printf(
_("\nWARNING: If you have created or modified any DOS 6.x\n"
"partitions, please see the fdisk manual page for additional\n"
"information.\n"));
#endif
if (leave) {
if (ENABLE_FEATURE_CLEAN_UP)
close(fd);
printf(_("Syncing disks.\n"));
sync();
sleep(4); /* for sync() */
exit(!!i);
exit(i != 0);
}
}
#endif /* CONFIG_FEATURE_FDISK_WRITABLE */
@ -2544,7 +2540,6 @@ print_buffer(char *pbuffer)
puts("");
}
static void
print_raw(void)
{
@ -2728,7 +2723,8 @@ try(const char *device, int user_specified)
if (!user_specified)
if (is_ide_cdrom_or_tape(device))
return;
if ((fd = open(disk_device, type_open)) >= 0) {
fd = open(disk_device, type_open);
if (fd >= 0) {
gb = get_boot(try_only);
if (gb > 0) { /* I/O error */
close(fd);
@ -2861,7 +2857,7 @@ int fdisk_main(int argc, char **argv)
type_open = O_RDONLY;
if (argc > 0) {
int k;
#if __GNUC__
#if defined(__GNUC__)
/* avoid gcc warning:
variable `k' might be clobbered by `longjmp' */
(void)&k;

View File

@ -253,7 +253,7 @@ static void xbsd_change_fstype(void);
static int xbsd_get_part_index(int max);
static int xbsd_check_new_partition(int *i);
static void xbsd_list_types(void);
static u_short xbsd_dkcksum(struct xbsd_disklabel *lp);
static uint16_t xbsd_dkcksum(struct xbsd_disklabel *lp);
static int xbsd_initlabel(struct partition *p, struct xbsd_disklabel *d);
static int xbsd_readlabel(struct partition *p, struct xbsd_disklabel *d);
static int xbsd_writelabel(struct partition *p, struct xbsd_disklabel *d);
@ -650,37 +650,38 @@ xbsd_edit_disklabel(void)
d = &xbsd_dlabel;
#if defined (__alpha__) || defined (__ia64__)
d->d_secsize = (u_long) edit_int((u_long) d->d_secsize ,_("bytes/sector"));
d->d_nsectors = (u_long) edit_int((u_long) d->d_nsectors ,_("sectors/track"));
d->d_ntracks = (u_long) edit_int((u_long) d->d_ntracks ,_("tracks/cylinder"));
d->d_ncylinders = (u_long) edit_int((u_long) d->d_ncylinders ,_("cylinders"));
d->d_secsize = edit_int(d->d_secsize ,_("bytes/sector"));
d->d_nsectors = edit_int(d->d_nsectors ,_("sectors/track"));
d->d_ntracks = edit_int(d->d_ntracks ,_("tracks/cylinder"));
d->d_ncylinders = edit_int(d->d_ncylinders ,_("cylinders"));
#endif
/* d->d_secpercyl can be != d->d_nsectors * d->d_ntracks */
while (1) {
d->d_secpercyl = (u_long) edit_int((u_long) d->d_nsectors * d->d_ntracks,
d->d_secpercyl = edit_int(d->d_nsectors * d->d_ntracks,
_("sectors/cylinder"));
if (d->d_secpercyl <= d->d_nsectors * d->d_ntracks)
break;
printf(_("Must be <= sectors/track * tracks/cylinder (default).\n"));
}
d->d_rpm = (u_short) edit_int((u_short) d->d_rpm ,_("rpm"));
d->d_interleave = (u_short) edit_int((u_short) d->d_interleave,_("interleave"));
d->d_trackskew = (u_short) edit_int((u_short) d->d_trackskew ,_("trackskew"));
d->d_cylskew = (u_short) edit_int((u_short) d->d_cylskew ,_("cylinderskew"));
d->d_headswitch = (u_long) edit_int((u_long) d->d_headswitch ,_("headswitch"));
d->d_trkseek = (u_long) edit_int((u_long) d->d_trkseek ,_("track-to-track seek"));
d->d_rpm = edit_int(d->d_rpm ,_("rpm"));
d->d_interleave = edit_int(d->d_interleave,_("interleave"));
d->d_trackskew = edit_int(d->d_trackskew ,_("trackskew"));
d->d_cylskew = edit_int(d->d_cylskew ,_("cylinderskew"));
d->d_headswitch = edit_int(d->d_headswitch,_("headswitch"));
d->d_trkseek = edit_int(d->d_trkseek ,_("track-to-track seek"));
d->d_secperunit = d->d_secpercyl * d->d_ncylinders;
}
static int
xbsd_get_bootstrap (char *path, void *ptr, int size)
xbsd_get_bootstrap(char *path, void *ptr, int size)
{
int fdb;
if ((fdb = open (path, O_RDONLY)) < 0) {
fdb = open(path, O_RDONLY);
if (fdb < 0) {
perror(path);
return 0;
}
@ -748,9 +749,9 @@ xbsd_write_bootstrap(void)
memmove(d, &dl, sizeof(struct xbsd_disklabel));
#if defined (__powerpc__) || defined (__hppa__)
#if defined(__powerpc__) || defined(__hppa__)
sector = 0;
#elif defined (__alpha__)
#elif defined(__alpha__)
sector = 0;
alpha_bootblock_checksum(disklabelbuffer);
#else
@ -762,11 +763,11 @@ xbsd_write_bootstrap(void)
if (BSD_BBSIZE != write(fd, disklabelbuffer, BSD_BBSIZE))
fdisk_fatal(unable_to_write);
#if defined (__alpha__)
#if defined(__alpha__)
printf(_("Bootstrap installed on %s.\n"), disk_device);
#else
printf(_("Bootstrap installed on %s.\n"),
partname (disk_device, xbsd_part_index+1, 0));
partname(disk_device, xbsd_part_index+1, 0));
#endif
sync_disks();
@ -812,7 +813,7 @@ xbsd_check_new_partition(int *i)
}
}
*i = xbsd_get_part_index (BSD_MAXPARTITIONS);
*i = xbsd_get_part_index(BSD_MAXPARTITIONS);
if (*i >= xbsd_dlabel.d_npartitions)
xbsd_dlabel.d_npartitions = (*i) + 1;
@ -831,14 +832,14 @@ xbsd_list_types(void)
list_types(xbsd_fstypes);
}
static u_short
static uint16_t
xbsd_dkcksum(struct xbsd_disklabel *lp)
{
u_short *start, *end;
u_short sum = 0;
uint16_t *start, *end;
uint16_t sum = 0;
start = (u_short *) lp;
end = (u_short *) &lp->d_partitions[lp->d_npartitions];
start = (uint16_t *) lp;
end = (uint16_t *) &lp->d_partitions[lp->d_npartitions];
while (start < end)
sum ^= *start++;
return sum;

View File

@ -84,8 +84,8 @@ typedef struct {
#define SGI_INFO_MAGIC 0x00072959
#define SGI_INFO_MAGIC_SWAPPED 0x59290700
#define SGI_SSWAP16(x) (sgi_other_endian ? __swap16(x) : (uint16_t)(x))
#define SGI_SSWAP32(x) (sgi_other_endian ? __swap32(x) : (uint32_t)(x))
#define SGI_SSWAP16(x) (sgi_other_endian ? fdisk_swap16(x) : (uint16_t)(x))
#define SGI_SSWAP32(x) (sgi_other_endian ? fdisk_swap32(x) : (uint32_t)(x))
#define sgilabel ((sgi_partition *)MBRbuffer)
#define sgiparam (sgilabel->devparam)

View File

@ -2,8 +2,8 @@
#define SUN_LABEL_MAGIC 0xDABE
#define SUN_LABEL_MAGIC_SWAPPED 0xBEDA
#define SUN_SSWAP16(x) (sun_other_endian ? __swap16(x) : (uint16_t)(x))
#define SUN_SSWAP32(x) (sun_other_endian ? __swap32(x) : (uint32_t)(x))
#define SUN_SSWAP16(x) (sun_other_endian ? fdisk_swap16(x) : (uint16_t)(x))
#define SUN_SSWAP32(x) (sun_other_endian ? fdisk_swap32(x) : (uint32_t)(x))
/* Copied from linux/major.h */
#define FLOPPY_MAJOR 2

View File

@ -439,7 +439,7 @@ struct ppathcnf {
short pc_name_max;
short pc_path_max;
short pc_pipe_buf;
u_char pc_vdisable;
uint8_t pc_vdisable;
char pc_xxx;
short pc_mask[2];
};