diff options
author | Joe Perches <joe@perches.com> | 2015-05-05 20:05:52 +0300 |
---|---|---|
committer | Michael Grzeschik <m.grzeschik@pengutronix.de> | 2015-09-23 09:44:23 +0300 |
commit | f2f0a16bf89a1bbf2f774e060de85ffbd8fff162 (patch) | |
tree | c4ad5d369c053314bbe6f542dc04331518bd8b3d | |
parent | 5e7ef9134ce1b8ae8d686ce08b9746b32535964d (diff) | |
download | linux-f2f0a16bf89a1bbf2f774e060de85ffbd8fff162.tar.xz |
arcnet: Use network block comment style
Conformity can be useful.
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
-rw-r--r-- | drivers/net/arcnet/arc-rawmode.c | 15 | ||||
-rw-r--r-- | drivers/net/arcnet/arc-rimi.c | 17 | ||||
-rw-r--r-- | drivers/net/arcnet/arcnet.c | 76 | ||||
-rw-r--r-- | drivers/net/arcnet/capmode.c | 25 | ||||
-rw-r--r-- | drivers/net/arcnet/com20020-isa.c | 3 | ||||
-rw-r--r-- | drivers/net/arcnet/com20020.c | 3 | ||||
-rw-r--r-- | drivers/net/arcnet/com20020_cs.c | 3 | ||||
-rw-r--r-- | drivers/net/arcnet/com90io.c | 9 | ||||
-rw-r--r-- | drivers/net/arcnet/com90xx.c | 3 | ||||
-rw-r--r-- | drivers/net/arcnet/rfc1051.c | 19 | ||||
-rw-r--r-- | drivers/net/arcnet/rfc1201.c | 54 |
11 files changed, 95 insertions, 132 deletions
diff --git a/drivers/net/arcnet/arc-rawmode.c b/drivers/net/arcnet/arc-rawmode.c index 500b5bb2cff4..efdd8e95a2bf 100644 --- a/drivers/net/arcnet/arc-rawmode.c +++ b/drivers/net/arcnet/arc-rawmode.c @@ -123,8 +123,7 @@ static void rx(struct net_device *dev, int bufnum, netif_rx(skb); } -/* - * Create the ARCnet hard/soft headers for raw mode. +/* Create the ARCnet hard/soft headers for raw mode. * There aren't any soft headers in raw mode - not even the protocol id. */ static int build_header(struct sk_buff *skb, struct net_device *dev, @@ -133,21 +132,19 @@ static int build_header(struct sk_buff *skb, struct net_device *dev, int hdr_size = ARC_HDR_SIZE; struct archdr *pkt = (struct archdr *)skb_push(skb, hdr_size); - /* - * Set the source hardware address. + /* Set the source hardware address. * * This is pretty pointless for most purposes, but it can help in - * debugging. ARCnet does not allow us to change the source address in - * the actual packet sent) + * debugging. ARCnet does not allow us to change the source address + * in the actual packet sent. */ pkt->hard.source = *dev->dev_addr; /* see linux/net/ethernet/eth.c to see where I got the following */ if (dev->flags & (IFF_LOOPBACK | IFF_NOARP)) { - /* - * FIXME: fill in the last byte of the dest ipaddr here to better - * comply with RFC1051 in "noarp" mode. + /* FIXME: fill in the last byte of the dest ipaddr here + * to better comply with RFC1051 in "noarp" mode. */ pkt->hard.dest = 0; return hdr_size; diff --git a/drivers/net/arcnet/arc-rimi.c b/drivers/net/arcnet/arc-rimi.c index 88e61574931c..c7ab23e8ec6a 100644 --- a/drivers/net/arcnet/arc-rimi.c +++ b/drivers/net/arcnet/arc-rimi.c @@ -76,8 +76,7 @@ static void arcrimi_copy_from_card(struct net_device *dev, int bufnum, int offse #define AINTMASK(msk) writeb((msk), _INTMASK) #define SETCONF() writeb(lp->config, _CONFIG) -/* - * We cannot probe for a RIM I card; one reason is I don't know how to reset +/* We cannot probe for a RIM I card; one reason is I don't know how to reset * them. In fact, we can't even get their node ID automatically. So, we * need to be passed a specific shmem address, IRQ, and node ID. */ @@ -97,8 +96,7 @@ static int __init arcrimi_probe(struct net_device *dev) BUGLVL(D_NORMAL) printk("You need to specify your card's station ID!\n"); return -ENODEV; } - /* - * Grab the memory region at mem_start for MIRROR_SIZE bytes. + /* Grab the memory region at mem_start for MIRROR_SIZE bytes. * Later in arcrimi_found() the real size will be determined * and this reserve will be released and the correct size * will be taken. @@ -131,9 +129,8 @@ static int check_mirror(unsigned long addr, size_t size) return res; } -/* - * Set up the struct net_device associated with this card. Called after - * probing succeeds. +/* Set up the struct net_device associated with this card. + * Called after probing succeeds. */ static int __init arcrimi_found(struct net_device *dev) { @@ -199,8 +196,7 @@ static int __init arcrimi_found(struct net_device *dev) lp->hw.copy_to_card = arcrimi_copy_to_card; lp->hw.copy_from_card = arcrimi_copy_from_card; - /* - * re-reserve the memory region - arcrimi_probe() alloced this reqion + /* re-reserve the memory region - arcrimi_probe() alloced this reqion * but didn't know the real size. Free that region and then re-get * with the correct size. There is a VERY slim chance this could * fail. @@ -243,8 +239,7 @@ err_free_irq: return -EIO; } -/* - * Do a hardware reset on the card, and set up necessary registers. +/* Do a hardware reset on the card, and set up necessary registers. * * This should be called as little as possible, because it disrupts the * token on the network (causes a RECON) and requires a significant delay. diff --git a/drivers/net/arcnet/arcnet.c b/drivers/net/arcnet/arcnet.c index d70efda777c5..605b4a7abecc 100644 --- a/drivers/net/arcnet/arcnet.c +++ b/drivers/net/arcnet/arcnet.c @@ -63,8 +63,7 @@ static int null_prepare_tx(struct net_device *dev, struct archdr *pkt, static void arcnet_rx(struct net_device *dev, int bufnum); -/* - * one ArcProto per possible proto ID. None of the elements of +/* one ArcProto per possible proto ID. None of the elements of * arc_proto_map are allowed to be NULL; they will get set to * arc_proto_default instead. It also must not be NULL; if you would like * to set it to NULL, set it to &arc_proto_null instead. @@ -149,9 +148,7 @@ static void __exit arcnet_exit(void) module_init(arcnet_init); module_exit(arcnet_exit); -/* - * Dump the contents of an sk_buff - */ +/* Dump the contents of an sk_buff */ #if ARCNET_DEBUG_MAX & D_SKB void arcnet_dump_skb(struct net_device *dev, struct sk_buff *skb, char *desc) @@ -167,9 +164,7 @@ void arcnet_dump_skb(struct net_device *dev, EXPORT_SYMBOL(arcnet_dump_skb); #endif -/* - * Dump the contents of an ARCnet buffer - */ +/* Dump the contents of an ARCnet buffer */ #if (ARCNET_DEBUG_MAX & (D_RX | D_TX)) static void arcnet_dump_packet(struct net_device *dev, int bufnum, char *desc, int take_arcnet_lock) @@ -181,7 +176,8 @@ static void arcnet_dump_packet(struct net_device *dev, int bufnum, char hdr[32]; /* hw.copy_from_card expects IRQ context so take the IRQ lock - to keep it single threaded */ + * to keep it single threaded + */ if (take_arcnet_lock) spin_lock_irqsave(&lp->lock, flags); @@ -204,8 +200,7 @@ static void arcnet_dump_packet(struct net_device *dev, int bufnum, #endif -/* - * Unregister a protocol driver from the arc_proto_map. Protocol drivers +/* Unregister a protocol driver from the arc_proto_map. Protocol drivers * are responsible for registering themselves, but the unregister routine * is pretty generic so we'll do it here. */ @@ -226,8 +221,7 @@ void arcnet_unregister_proto(struct ArcProto *proto) } } -/* - * Add a buffer to the queue. Only the interrupt handler is allowed to do +/* Add a buffer to the queue. Only the interrupt handler is allowed to do * this, unless interrupts are disabled. * * Note: we don't check for a full queue, since there aren't enough buffers @@ -250,9 +244,8 @@ static void release_arcbuf(struct net_device *dev, int bufnum) } } -/* - * Get a buffer from the queue. If this returns -1, there are no buffers - * available. +/* Get a buffer from the queue. + * If this returns -1, there are no buffers available. */ static int get_arcbuf(struct net_device *dev) { @@ -346,8 +339,7 @@ struct net_device *alloc_arcdev(const char *name) return dev; } -/* - * Open/initialize the board. This is called sometime after booting when +/* Open/initialize the board. This is called sometime after booting when * the 'ifconfig' program is run. * * This routine should set everything up anew at each open, even registers @@ -490,15 +482,13 @@ static int arcnet_header(struct sk_buff *skb, struct net_device *dev, BUGMSG(D_DEBUG, "arc_raw_proto used. proto='%c'\n", proto->suffix); _daddr = daddr ? *(uint8_t *)daddr : 0; } else if (!daddr) { - /* - * if the dest addr isn't provided, we can't choose an encapsulation! - * Store the packet type (eg. ETH_P_IP) for now, and we'll push on a - * real header when we do rebuild_header. + /* if the dest addr isn't provided, we can't choose an + * encapsulation! Store the packet type (eg. ETH_P_IP) + * for now, and we'll push on a real header when we do + * rebuild_header. */ *(uint16_t *)skb_push(skb, 2) = type; - /* - * XXX: Why not use skb->mac_len? - */ + /* XXX: Why not use skb->mac_len? */ if (skb->network_header - skb->mac_header != 2) BUGMSG(D_NORMAL, "arcnet_header: Yikes! diff (%d) is not 2!\n", (int)(skb->network_header - skb->mac_header)); @@ -564,7 +554,8 @@ netdev_tx_t arcnet_send_packet(struct sk_buff *skb, if (proto->prepare_tx(dev, pkt, skb->len, txbuf) && !proto->ack_tx) { /* done right away and we don't want to acknowledge - the package later - forget about it now */ + * the package later - forget about it now + */ dev->stats.tx_bytes += skb->len; freeskb = 1; } else { @@ -605,8 +596,7 @@ netdev_tx_t arcnet_send_packet(struct sk_buff *skb, return retval; /* no need to try again */ } -/* - * Actually start transmitting a packet that was loaded into a buffer +/* Actually start transmitting a packet that was loaded into a buffer * by prepare_tx. This should _only_ be called by the interrupt handler. */ static int go_tx(struct net_device *dev) @@ -672,8 +662,7 @@ void arcnet_timeout(struct net_device *dev) netif_wake_queue(dev); } -/* - * The typical workload of the driver: Handle the network interface +/* The typical workload of the driver: Handle the network interface * interrupts. Establish which device needs attention, and call the correct * chipset interrupt handler. */ @@ -693,9 +682,8 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id) spin_lock(&lp->lock); - /* - * RESET flag was enabled - if device is not running, we must clear it right - * away (but nothing else). + /* RESET flag was enabled - if device is not running, we must + * clear it right away (but nothing else). */ if (!netif_running(dev)) { if (ASTATUS() & RESETflag) @@ -717,11 +705,11 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id) __FILE__, __LINE__, __func__, status); didsomething = 0; - /* - * RESET flag was enabled - card is resetting and if RX is + /* RESET flag was enabled - card is resetting and if RX is * disabled, it's NOT because we just got a packet. * - * The card is in an undefined state. Clear it out and start over. + * The card is in an undefined state. + * Clear it out and start over. */ if (status & RESETflag) { BUGMSG(D_NORMAL, "spurious reset (status=%Xh)\n", status); @@ -731,14 +719,13 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id) /* get out of the interrupt handler! */ break; } - /* - * RX is inhibited - we must have received something. Prepare to - * receive into the next buffer. + /* RX is inhibited - we must have received something. + * Prepare to receive into the next buffer. * - * We don't actually copy the received packet from the card until - * after the transmit handler runs (and possibly launches the next - * tx); this should improve latency slightly if we get both types - * of interrupts at once. + * We don't actually copy the received packet from the card + * until after the transmit handler runs (and possibly + * launches the next tx); this should improve latency slightly + * if we get both types of interrupts at once. */ recbuf = -1; if (status & lp->intmask & NORXflag) { @@ -914,8 +901,7 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id) return retval; } -/* - * This is a generic packet receiver that calls arcnet??_rx depending on the +/* This is a generic packet receiver that calls arcnet??_rx depending on the * protocol ID found. */ static void arcnet_rx(struct net_device *dev, int bufnum) diff --git a/drivers/net/arcnet/capmode.c b/drivers/net/arcnet/capmode.c index 36648d350959..8391324f684b 100644 --- a/drivers/net/arcnet/capmode.c +++ b/drivers/net/arcnet/capmode.c @@ -66,11 +66,11 @@ static void rx(struct net_device *dev, int bufnum, pkt = (struct archdr *)skb_mac_header(skb); skb_pull(skb, ARC_HDR_SIZE); - /* up to sizeof(pkt->soft) has already been copied from the card */ - /* squeeze in an int for the cap encapsulation */ - - /* use these variables to be sure we count in bytes, not in - sizeof(struct archdr) */ + /* up to sizeof(pkt->soft) has already been copied from the card + * squeeze in an int for the cap encapsulation + * use these variables to be sure we count in bytes, not in + * sizeof(struct archdr) + */ pktbuf = (char *)pkt; pkthdrbuf = (char *)pkthdr; memcpy(pktbuf, pkthdrbuf, ARC_HDR_SIZE + sizeof(pkt->soft.cap.proto)); @@ -90,8 +90,7 @@ static void rx(struct net_device *dev, int bufnum, netif_rx(skb); } -/* - * Create the ARCnet hard/soft headers for cap mode. +/* Create the ARCnet hard/soft headers for cap mode. * There aren't any soft headers in cap mode - not even the protocol id. */ static int build_header(struct sk_buff *skb, @@ -104,8 +103,8 @@ static int build_header(struct sk_buff *skb, BUGMSG(D_PROTO, "Preparing header for cap packet %x.\n", *((int *)&pkt->soft.cap.cookie[0])); - /* - * Set the source hardware address. + + /* Set the source hardware address. * * This is pretty pointless for most purposes, but it can help in * debugging. ARCnet does not allow us to change the source address in @@ -116,9 +115,8 @@ static int build_header(struct sk_buff *skb, /* see linux/net/ethernet/eth.c to see where I got the following */ if (dev->flags & (IFF_LOOPBACK | IFF_NOARP)) { - /* - * FIXME: fill in the last byte of the dest ipaddr here to better - * comply with RFC1051 in "noarp" mode. + /* FIXME: fill in the last byte of the dest ipaddr here to + * better comply with RFC1051 in "noarp" mode. */ pkt->hard.dest = 0; return hdr_size; @@ -172,7 +170,8 @@ static int prepare_tx(struct net_device *dev, struct archdr *pkt, int length, sizeof(pkt->soft.cap.proto)); /* Skip the extra integer we have written into it as a cookie - but write the rest of the message: */ + * but write the rest of the message: + */ lp->hw.copy_to_card(dev, bufnum, ofs + 1, ((unsigned char *)&pkt->soft.cap.mes), length - 1); diff --git a/drivers/net/arcnet/com20020-isa.c b/drivers/net/arcnet/com20020-isa.c index d829e605470f..6e38a19d7210 100644 --- a/drivers/net/arcnet/com20020-isa.c +++ b/drivers/net/arcnet/com20020-isa.c @@ -43,8 +43,7 @@ #define VERSION "arcnet: COM20020 ISA support (by David Woodhouse et al.)\n" -/* - * We cannot (yet) probe for an IO mapped card, although we can check that +/* We cannot (yet) probe for an IO mapped card, although we can check that * it's where we were told it was, and even do autoirq. */ static int __init com20020isa_probe(struct net_device *dev) diff --git a/drivers/net/arcnet/com20020.c b/drivers/net/arcnet/com20020.c index bdf883f9870e..63697272f146 100644 --- a/drivers/net/arcnet/com20020.c +++ b/drivers/net/arcnet/com20020.c @@ -239,8 +239,7 @@ int com20020_found(struct net_device *dev, int shared) return 0; } -/* - * Do a hardware reset on the card, and set up necessary registers. +/* Do a hardware reset on the card, and set up necessary registers. * * This should be called as little as possible, because it disrupts the * token on the network (causes a RECON) and requires a significant delay. diff --git a/drivers/net/arcnet/com20020_cs.c b/drivers/net/arcnet/com20020_cs.c index 437b456afe68..13fe53864383 100644 --- a/drivers/net/arcnet/com20020_cs.c +++ b/drivers/net/arcnet/com20020_cs.c @@ -162,8 +162,7 @@ static void com20020_detach(struct pcmcia_device *link) unregister_netdev(dev); - /* - * this is necessary because we register our IRQ separately + /* this is necessary because we register our IRQ separately * from card services. */ if (dev->irq) diff --git a/drivers/net/arcnet/com90io.c b/drivers/net/arcnet/com90io.c index 32333465327a..6ec36f9975ba 100644 --- a/drivers/net/arcnet/com90io.c +++ b/drivers/net/arcnet/com90io.c @@ -137,8 +137,7 @@ static void put_whole_buffer(struct net_device *dev, unsigned offset, unsigned l #endif } -/* - * We cannot probe for an IO mapped card either, although we can check that +/* We cannot probe for an IO mapped card either, although we can check that * it's where we were told it was, and even autoirq */ static int __init com90io_probe(struct net_device *dev) @@ -196,8 +195,7 @@ static int __init com90io_probe(struct net_device *dev) goto err_out; } if (!dev->irq) { - /* - * if we do this, we're sure to get an IRQ since the + /* if we do this, we're sure to get an IRQ since the * card has just reset and the NORXflag is on until * we tell it to start receiving. */ @@ -272,8 +270,7 @@ static int __init com90io_found(struct net_device *dev) return 0; } -/* - * Do a hardware reset on the card, and set up necessary registers. +/* Do a hardware reset on the card, and set up necessary registers. * * This should be called as little as possible, because it disrupts the * token on the network (causes a RECON) and requires a significant delay. diff --git a/drivers/net/arcnet/com90xx.c b/drivers/net/arcnet/com90xx.c index 0b7bc869db21..4781cd696dd1 100644 --- a/drivers/net/arcnet/com90xx.c +++ b/drivers/net/arcnet/com90xx.c @@ -568,8 +568,7 @@ static void com90xx_setmask(struct net_device *dev, int mask) AINTMASK(mask); } -/* - * Do a hardware reset on the card, and set up necessary registers. +/* Do a hardware reset on the card, and set up necessary registers. * * This should be called as little as possible, because it disrupts the * token on the network (causes a RECON) and requires a significant delay. diff --git a/drivers/net/arcnet/rfc1051.c b/drivers/net/arcnet/rfc1051.c index ed7b6459bbfa..e78b76535acc 100644 --- a/drivers/net/arcnet/rfc1051.c +++ b/drivers/net/arcnet/rfc1051.c @@ -78,8 +78,7 @@ module_exit(arcnet_rfc1051_exit); MODULE_LICENSE("GPL"); -/* - * Determine a packet's protocol ID. +/* Determine a packet's protocol ID. * * With ARCnet we have to convert everything to Ethernet-style stuff. */ @@ -156,9 +155,7 @@ static void rx(struct net_device *dev, int bufnum, netif_rx(skb); } -/* - * Create the ARCnet hard/soft headers for RFC1051. - */ +/* Create the ARCnet hard/soft headers for RFC1051 */ static int build_header(struct sk_buff *skb, struct net_device *dev, unsigned short type, uint8_t daddr) { @@ -182,21 +179,19 @@ static int build_header(struct sk_buff *skb, struct net_device *dev, return 0; } - /* - * Set the source hardware address. + /* Set the source hardware address. * * This is pretty pointless for most purposes, but it can help in - * debugging. ARCnet does not allow us to change the source address in - * the actual packet sent) + * debugging. ARCnet does not allow us to change the source address + * in the actual packet sent. */ pkt->hard.source = *dev->dev_addr; /* see linux/net/ethernet/eth.c to see where I got the following */ if (dev->flags & (IFF_LOOPBACK | IFF_NOARP)) { - /* - * FIXME: fill in the last byte of the dest ipaddr here to better - * comply with RFC1051 in "noarp" mode. + /* FIXME: fill in the last byte of the dest ipaddr here to + * better comply with RFC1051 in "noarp" mode. */ pkt->hard.dest = 0; return hdr_size; diff --git a/drivers/net/arcnet/rfc1201.c b/drivers/net/arcnet/rfc1201.c index 47750173fd14..4ebfbcbe5de3 100644 --- a/drivers/net/arcnet/rfc1201.c +++ b/drivers/net/arcnet/rfc1201.c @@ -81,8 +81,7 @@ static void __exit arcnet_rfc1201_exit(void) module_init(arcnet_rfc1201_init); module_exit(arcnet_rfc1201_exit); -/* - * Determine a packet's protocol ID. +/* Determine a packet's protocol ID. * * With ARCnet we have to convert everything to Ethernet-style stuff. */ @@ -193,10 +192,10 @@ static void rx(struct net_device *dev, int bufnum, pkt->soft.raw + sizeof(pkt->soft), length - sizeof(pkt->soft)); - /* - * ARP packets have problems when sent from some DOS systems: the - * source address is always 0! So we take the hardware source addr - * (which is impossible to fumble) and insert it ourselves. + /* ARP packets have problems when sent from some DOS systems: + * the source address is always 0! + * So we take the hardware source addr (which is impossible + * to fumble) and insert it ourselves. */ if (soft->proto == ARC_P_ARP) { struct arphdr *arp = (struct arphdr *)soft->payload; @@ -227,21 +226,22 @@ static void rx(struct net_device *dev, int bufnum, skb->protocol = type_trans(skb, dev); netif_rx(skb); } else { /* split packet */ - /* - * NOTE: MSDOS ARP packet correction should only need to apply to - * unsplit packets, since ARP packets are so short. + /* NOTE: MSDOS ARP packet correction should only need to + * apply to unsplit packets, since ARP packets are so short. * - * My interpretation of the RFC1201 document is that if a packet is - * received out of order, the entire assembly process should be - * aborted. + * My interpretation of the RFC1201 document is that if a + * packet is received out of order, the entire assembly + * process should be aborted. * - * The RFC also mentions "it is possible for successfully received - * packets to be retransmitted." As of 0.40 all previously received - * packets are allowed, not just the most recent one. + * The RFC also mentions "it is possible for successfully + * received packets to be retransmitted." As of 0.40 all + * previously received packets are allowed, not just the + * most recent one. * - * We allow multiple assembly processes, one for each ARCnet card - * possible on the network. Seems rather like a waste of memory, - * but there's no other way to be reliable. + * We allow multiple assembly processes, one for each + * ARCnet card possible on the network. + * Seems rather like a waste of memory, but there's no + * other way to be reliable. */ BUGMSG(D_RX, "packet is split (splitflag=%d, seq=%d)\n", @@ -299,8 +299,7 @@ static void rx(struct net_device *dev, int bufnum, } else { /* not first packet */ int packetnum = ((unsigned)soft->split_flag >> 1) + 1; - /* - * if we're not assembling, there's no point trying to + /* if we're not assembling, there's no point trying to * continue. */ if (!in->skb) { @@ -401,12 +400,11 @@ static int build_header(struct sk_buff *skb, struct net_device *dev, return 0; } - /* - * Set the source hardware address. + /* Set the source hardware address. * * This is pretty pointless for most purposes, but it can help in - * debugging. ARCnet does not allow us to change the source address in - * the actual packet sent) + * debugging. ARCnet does not allow us to change the source address + * in the actual packet sent. */ pkt->hard.source = *dev->dev_addr; @@ -416,10 +414,10 @@ static int build_header(struct sk_buff *skb, struct net_device *dev, /* see linux/net/ethernet/eth.c to see where I got the following */ if (dev->flags & (IFF_LOOPBACK | IFF_NOARP)) { - /* - * FIXME: fill in the last byte of the dest ipaddr here to better - * comply with RFC1051 in "noarp" mode. For now, always broadcasting - * will probably at least get packets sent out :) + /* FIXME: fill in the last byte of the dest ipaddr here + * to better comply with RFC1051 in "noarp" mode. + * For now, always broadcasting will probably at least get + * packets sent out :) */ pkt->hard.dest = 0; return hdr_size; |