[NETFILTER]: nf_conntrack_h323: clean up code a bit

-total: 81 errors, 3 warnings, 876 lines checked
+total: 44 errors, 3 warnings, 876 lines checked

There is still work to be done, but that's for another patch.

Signed-off-by: Jan Engelhardt <jengelh@computergmbh.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jan Engelhardt 2008-01-31 04:43:53 -08:00 committed by David S. Miller
parent 02502f6224
commit 1f807d6eb3

View file

@ -96,7 +96,7 @@ typedef struct {
unsigned char *beg;
unsigned char *end;
unsigned char *cur;
unsigned bit;
unsigned int bit;
} bitstr_t;
/* Tool Functions */
@ -104,28 +104,28 @@ typedef struct {
#define INC_BITS(bs,b) if(((bs)->bit+=(b))>7){(bs)->cur+=(bs)->bit>>3;(bs)->bit&=7;}
#define BYTE_ALIGN(bs) if((bs)->bit){(bs)->cur++;(bs)->bit=0;}
#define CHECK_BOUND(bs,n) if((bs)->cur+(n)>(bs)->end)return(H323_ERROR_BOUND)
static unsigned get_len(bitstr_t * bs);
static unsigned get_bit(bitstr_t * bs);
static unsigned get_bits(bitstr_t * bs, unsigned b);
static unsigned get_bitmap(bitstr_t * bs, unsigned b);
static unsigned get_uint(bitstr_t * bs, int b);
static unsigned int get_len(bitstr_t *bs);
static unsigned int get_bit(bitstr_t *bs);
static unsigned int get_bits(bitstr_t *bs, unsigned int b);
static unsigned int get_bitmap(bitstr_t *bs, unsigned int b);
static unsigned int get_uint(bitstr_t *bs, int b);
/* Decoder Functions */
static int decode_nul(bitstr_t * bs, field_t * f, char *base, int level);
static int decode_bool(bitstr_t * bs, field_t * f, char *base, int level);
static int decode_oid(bitstr_t * bs, field_t * f, char *base, int level);
static int decode_int(bitstr_t * bs, field_t * f, char *base, int level);
static int decode_enum(bitstr_t * bs, field_t * f, char *base, int level);
static int decode_bitstr(bitstr_t * bs, field_t * f, char *base, int level);
static int decode_numstr(bitstr_t * bs, field_t * f, char *base, int level);
static int decode_octstr(bitstr_t * bs, field_t * f, char *base, int level);
static int decode_bmpstr(bitstr_t * bs, field_t * f, char *base, int level);
static int decode_seq(bitstr_t * bs, field_t * f, char *base, int level);
static int decode_seqof(bitstr_t * bs, field_t * f, char *base, int level);
static int decode_choice(bitstr_t * bs, field_t * f, char *base, int level);
static int decode_nul(bitstr_t *bs, field_t *f, char *base, int level);
static int decode_bool(bitstr_t *bs, field_t *f, char *base, int level);
static int decode_oid(bitstr_t *bs, field_t *f, char *base, int level);
static int decode_int(bitstr_t *bs, field_t *f, char *base, int level);
static int decode_enum(bitstr_t *bs, field_t *f, char *base, int level);
static int decode_bitstr(bitstr_t *bs, field_t *f, char *base, int level);
static int decode_numstr(bitstr_t *bs, field_t *f, char *base, int level);
static int decode_octstr(bitstr_t *bs, field_t *f, char *base, int level);
static int decode_bmpstr(bitstr_t *bs, field_t *f, char *base, int level);
static int decode_seq(bitstr_t *bs, field_t *f, char *base, int level);
static int decode_seqof(bitstr_t *bs, field_t *f, char *base, int level);
static int decode_choice(bitstr_t *bs, field_t *f, char *base, int level);
/* Decoder Functions Vector */
typedef int (*decoder_t) (bitstr_t *, field_t *, char *, int);
typedef int (*decoder_t)(bitstr_t *, field_t *, char *, int);
static const decoder_t Decoders[] = {
decode_nul,
decode_bool,
@ -150,9 +150,9 @@ static const decoder_t Decoders[] = {
* Functions
****************************************************************************/
/* Assume bs is aligned && v < 16384 */
static unsigned get_len(bitstr_t * bs)
static unsigned int get_len(bitstr_t *bs)
{
unsigned v;
unsigned int v;
v = *bs->cur++;
@ -166,9 +166,9 @@ static unsigned get_len(bitstr_t * bs)
}
/****************************************************************************/
static unsigned get_bit(bitstr_t * bs)
static unsigned int get_bit(bitstr_t *bs)
{
unsigned b = (*bs->cur) & (0x80 >> bs->bit);
unsigned int b = (*bs->cur) & (0x80 >> bs->bit);
INC_BIT(bs);
@ -177,9 +177,9 @@ static unsigned get_bit(bitstr_t * bs)
/****************************************************************************/
/* Assume b <= 8 */
static unsigned get_bits(bitstr_t * bs, unsigned b)
static unsigned int get_bits(bitstr_t *bs, unsigned int b)
{
unsigned v, l;
unsigned int v, l;
v = (*bs->cur) & (0xffU >> bs->bit);
l = b + bs->bit;
@ -203,9 +203,9 @@ static unsigned get_bits(bitstr_t * bs, unsigned b)
/****************************************************************************/
/* Assume b <= 32 */
static unsigned get_bitmap(bitstr_t * bs, unsigned b)
static unsigned int get_bitmap(bitstr_t *bs, unsigned int b)
{
unsigned v, l, shift, bytes;
unsigned int v, l, shift, bytes;
if (!b)
return 0;
@ -213,18 +213,18 @@ static unsigned get_bitmap(bitstr_t * bs, unsigned b)
l = bs->bit + b;
if (l < 8) {
v = (unsigned) (*bs->cur) << (bs->bit + 24);
v = (unsigned int)(*bs->cur) << (bs->bit + 24);
bs->bit = l;
} else if (l == 8) {
v = (unsigned) (*bs->cur++) << (bs->bit + 24);
v = (unsigned int)(*bs->cur++) << (bs->bit + 24);
bs->bit = 0;
} else {
for (bytes = l >> 3, shift = 24, v = 0; bytes;
bytes--, shift -= 8)
v |= (unsigned) (*bs->cur++) << shift;
v |= (unsigned int)(*bs->cur++) << shift;
if (l < 32) {
v |= (unsigned) (*bs->cur) << shift;
v |= (unsigned int)(*bs->cur) << shift;
v <<= bs->bit;
} else if (l > 32) {
v <<= bs->bit;
@ -242,9 +242,9 @@ static unsigned get_bitmap(bitstr_t * bs, unsigned b)
/****************************************************************************
* Assume bs is aligned and sizeof(unsigned int) == 4
****************************************************************************/
static unsigned get_uint(bitstr_t * bs, int b)
static unsigned int get_uint(bitstr_t *bs, int b)
{
unsigned v = 0;
unsigned int v = 0;
switch (b) {
case 4:
@ -264,7 +264,7 @@ static unsigned get_uint(bitstr_t * bs, int b)
}
/****************************************************************************/
static int decode_nul(bitstr_t * bs, field_t * f, char *base, int level)
static int decode_nul(bitstr_t *bs, field_t *f, char *base, int level)
{
PRINT("%*.s%s\n", level * TAB_SIZE, " ", f->name);
@ -272,7 +272,7 @@ static int decode_nul(bitstr_t * bs, field_t * f, char *base, int level)
}
/****************************************************************************/
static int decode_bool(bitstr_t * bs, field_t * f, char *base, int level)
static int decode_bool(bitstr_t *bs, field_t *f, char *base, int level)
{
PRINT("%*.s%s\n", level * TAB_SIZE, " ", f->name);
@ -283,7 +283,7 @@ static int decode_bool(bitstr_t * bs, field_t * f, char *base, int level)
}
/****************************************************************************/
static int decode_oid(bitstr_t * bs, field_t * f, char *base, int level)
static int decode_oid(bitstr_t *bs, field_t *f, char *base, int level)
{
int len;
@ -299,9 +299,9 @@ static int decode_oid(bitstr_t * bs, field_t * f, char *base, int level)
}
/****************************************************************************/
static int decode_int(bitstr_t * bs, field_t * f, char *base, int level)
static int decode_int(bitstr_t *bs, field_t *f, char *base, int level)
{
unsigned len;
unsigned int len;
PRINT("%*.s%s", level * TAB_SIZE, " ", f->name);
@ -318,9 +318,9 @@ static int decode_int(bitstr_t * bs, field_t * f, char *base, int level)
len = get_bits(bs, 2) + 1;
BYTE_ALIGN(bs);
if (base && (f->attr & DECODE)) { /* timeToLive */
unsigned v = get_uint(bs, len) + f->lb;
unsigned int v = get_uint(bs, len) + f->lb;
PRINT(" = %u", v);
*((unsigned *) (base + f->offset)) = v;
*((unsigned int *)(base + f->offset)) = v;
}
bs->cur += len;
break;
@ -342,7 +342,7 @@ static int decode_int(bitstr_t * bs, field_t * f, char *base, int level)
}
/****************************************************************************/
static int decode_enum(bitstr_t * bs, field_t * f, char *base, int level)
static int decode_enum(bitstr_t *bs, field_t *f, char *base, int level)
{
PRINT("%*.s%s\n", level * TAB_SIZE, " ", f->name);
@ -357,9 +357,9 @@ static int decode_enum(bitstr_t * bs, field_t * f, char *base, int level)
}
/****************************************************************************/
static int decode_bitstr(bitstr_t * bs, field_t * f, char *base, int level)
static int decode_bitstr(bitstr_t *bs, field_t *f, char *base, int level)
{
unsigned len;
unsigned int len;
PRINT("%*.s%s\n", level * TAB_SIZE, " ", f->name);
@ -390,9 +390,9 @@ static int decode_bitstr(bitstr_t * bs, field_t * f, char *base, int level)
}
/****************************************************************************/
static int decode_numstr(bitstr_t * bs, field_t * f, char *base, int level)
static int decode_numstr(bitstr_t *bs, field_t *f, char *base, int level)
{
unsigned len;
unsigned int len;
PRINT("%*.s%s\n", level * TAB_SIZE, " ", f->name);
@ -407,9 +407,9 @@ static int decode_numstr(bitstr_t * bs, field_t * f, char *base, int level)
}
/****************************************************************************/
static int decode_octstr(bitstr_t * bs, field_t * f, char *base, int level)
static int decode_octstr(bitstr_t *bs, field_t *f, char *base, int level)
{
unsigned len;
unsigned int len;
PRINT("%*.s%s", level * TAB_SIZE, " ", f->name);
@ -424,7 +424,7 @@ static int decode_octstr(bitstr_t * bs, field_t * f, char *base, int level)
bs->cur[0], bs->cur[1],
bs->cur[2], bs->cur[3],
bs->cur[4] * 256 + bs->cur[5]));
*((unsigned *) (base + f->offset)) =
*((unsigned int *)(base + f->offset)) =
bs->cur - bs->buf;
}
}
@ -455,9 +455,9 @@ static int decode_octstr(bitstr_t * bs, field_t * f, char *base, int level)
}
/****************************************************************************/
static int decode_bmpstr(bitstr_t * bs, field_t * f, char *base, int level)
static int decode_bmpstr(bitstr_t *bs, field_t *f, char *base, int level)
{
unsigned len;
unsigned int len;
PRINT("%*.s%s\n", level * TAB_SIZE, " ", f->name);
@ -480,9 +480,9 @@ static int decode_bmpstr(bitstr_t * bs, field_t * f, char *base, int level)
}
/****************************************************************************/
static int decode_seq(bitstr_t * bs, field_t * f, char *base, int level)
static int decode_seq(bitstr_t *bs, field_t *f, char *base, int level)
{
unsigned ext, bmp, i, opt, len = 0, bmp2, bmp2_len;
unsigned int ext, bmp, i, opt, len = 0, bmp2, bmp2_len;
int err;
field_t *son;
unsigned char *beg = NULL;
@ -498,7 +498,7 @@ static int decode_seq(bitstr_t * bs, field_t * f, char *base, int level)
/* Get fields bitmap */
bmp = get_bitmap(bs, f->sz);
if (base)
*(unsigned *) base = bmp;
*(unsigned int *)base = bmp;
/* Decode the root components */
for (i = opt = 0, son = f->fields; i < f->lb; i++, son++) {
@ -550,7 +550,7 @@ static int decode_seq(bitstr_t * bs, field_t * f, char *base, int level)
bmp2 = get_bitmap(bs, bmp2_len);
bmp |= bmp2 >> f->sz;
if (base)
*(unsigned *) base = bmp;
*(unsigned int *)base = bmp;
BYTE_ALIGN(bs);
/* Decode the extension components */
@ -596,9 +596,9 @@ static int decode_seq(bitstr_t * bs, field_t * f, char *base, int level)
}
/****************************************************************************/
static int decode_seqof(bitstr_t * bs, field_t * f, char *base, int level)
static int decode_seqof(bitstr_t *bs, field_t *f, char *base, int level)
{
unsigned count, effective_count = 0, i, len = 0;
unsigned int count, effective_count = 0, i, len = 0;
int err;
field_t *son;
unsigned char *beg = NULL;
@ -636,8 +636,8 @@ static int decode_seqof(bitstr_t * bs, field_t * f, char *base, int level)
/* Write Count */
if (base) {
effective_count = count > f->ub ? f->ub : count;
*(unsigned *) base = effective_count;
base += sizeof(unsigned);
*(unsigned int *)base = effective_count;
base += sizeof(unsigned int);
}
/* Decode nested field */
@ -685,9 +685,9 @@ static int decode_seqof(bitstr_t * bs, field_t * f, char *base, int level)
/****************************************************************************/
static int decode_choice(bitstr_t * bs, field_t * f, char *base, int level)
static int decode_choice(bitstr_t *bs, field_t *f, char *base, int level)
{
unsigned type, ext, len = 0;
unsigned int type, ext, len = 0;
int err;
field_t *son;
unsigned char *beg = NULL;
@ -710,7 +710,7 @@ static int decode_choice(bitstr_t * bs, field_t * f, char *base, int level)
/* Write Type */
if (base)
*(unsigned *) base = type;
*(unsigned int *)base = type;
/* Check Range */
if (type >= f->ub) { /* Newer version? */
@ -754,7 +754,7 @@ static int decode_choice(bitstr_t * bs, field_t * f, char *base, int level)
}
/****************************************************************************/
int DecodeRasMessage(unsigned char *buf, size_t sz, RasMessage * ras)
int DecodeRasMessage(unsigned char *buf, size_t sz, RasMessage *ras)
{
static field_t ras_message = {
FNAME("RasMessage") CHOICE, 5, 24, 32, DECODE | EXT,
@ -771,7 +771,7 @@ int DecodeRasMessage(unsigned char *buf, size_t sz, RasMessage * ras)
/****************************************************************************/
static int DecodeH323_UserInformation(unsigned char *buf, unsigned char *beg,
size_t sz, H323_UserInformation * uuie)
size_t sz, H323_UserInformation *uuie)
{
static field_t h323_userinformation = {
FNAME("H323-UserInformation") SEQ, 1, 2, 2, DECODE | EXT,
@ -807,7 +807,7 @@ int DecodeMultimediaSystemControlMessage(unsigned char *buf, size_t sz,
}
/****************************************************************************/
int DecodeQ931(unsigned char *buf, size_t sz, Q931 * q931)
int DecodeQ931(unsigned char *buf, size_t sz, Q931 *q931)
{
unsigned char *p = buf;
int len;