__uint PMC_API _on_drop_groups(PCRTK_PACKET packet)
{
__uint count, i, ret=0;
RTK_CURSOR hNode, hGroup;
PGROUP_KEY pgk;
TAG_NAME name;
NODE_KEY nk;
count = packet->data_size / sizeof(GROUP_KEY);
if(packet->data_size % sizeof(GROUP_KEY)){
return 0;
}
if( !lock_rtdb(true, 100) ){
return 0;
}
host_to_node(&packet->src.host, &nk);
name.node = nk;
hNode = open_node(&nk);
if(hNode){
for(i=0, pgk=(PGROUP_KEY)packet->data; i<count; i++, pgk++){
name.sname.group = *pgk;
hGroup = open_group(hNode, pgk);
if(hGroup){
cursor_delete(hGroup);
rtk_queue_event(PT_DropGroup, &name, &packet->src);
ret++;
}
}
close_handle(hNode);
}
unlock_rtdb();
return ret;
}
/*
determine which tags should be saved to history database.
*/
void CInMemoryBuffer::buildStreamList()
{
RTK_CURSOR hNode;
RTK_CURSOR hGroup;
RTK_CURSOR hTag;
PCRTK_TAG pTag;
TAG_NAME tn;
char nodeName[rtkm_node_key_length + 1];
GetPrivateProfileString(
"PMC",
"ServerName",
"LocalServer",
nodeName,
sizeof(nodeName),
get_config_file()
);
CNodeName nodeKey(nodeName);
//utils_debug("wlock 3\n");
WriteLock();
if(!lock_rtdb(__false, 100)){
//utils_debug("release 6\n");
Release();
return;
}
// clear list
clearStreamList();
hNode = open_node(nodeKey);
if(hNode){
hGroup = cursor_open_first_subitem(hNode);
while(!cursor_is_end(hGroup)){
hTag = cursor_open_first_subitem(hGroup);
while(!cursor_is_end(hTag)){
pTag = (PCRTK_TAG)cursor_get_item(hTag);
if(pTag->s.Flags & TF_SaveToHistory){
tn.node = pTag->node;
tn.sname.group = pTag->group;
tn.sname.tag = pTag->key;
addTag(&tn);
}
cursor_move_next(hTag);
}
close_handle(hTag);
cursor_move_next(hGroup);
}
close_handle(hGroup);
}
unlock_rtdb();
//utils_debug("release 7\n");
Release();
}
__uint _fastcall _read_tags(
__uint count,
PCTAG_NAME names,
Ppmc_value_t values,
__uint & existed
)
{
RTK_CURSOR hNode, hTag;
NODE_KEY cachedNode;
RTK_TAG *pTag;
__uint i, valids;
valids = 0;
existed = 0;
ZeroMemory(values, sizeof(values[0]) * count);
if(!lock_rtdb(false, 1000)){
return 0;
}
hNode = 0;
hTag = 0;
RTK_TIME now;
rtk_time_mark(&now);
hNode = 0;
memset(&cachedNode, 0, sizeof(cachedNode));
for(i=0; i<count; i++){
if(!(cachedNode == names[i].node)){
close_handle(hNode);
hNode = 0;
}
if(!hNode){
hNode = open_node(&names[i].node);
cachedNode = names[i].node;
}
if(!hNode){
values[i].Flags &= ~TF_Valid;
continue;
}
hTag = open_tag(hNode, &names[i].sname);
if(hTag){
existed++;
pTag = (RTK_TAG*)cursor_get_item(hTag);
double diff;
diff = rtk_time_diff(&now, &pTag->d.CachedTime);
if(diff > (g_fltTagLife*2)){
mark_expired(pTag);
}
values[i] = pTag->d.Value;
valids++;
close_handle(hTag);
}else{
values[i].Flags &= ~TF_Valid;
}
}
close_handle(hNode);
unlock_rtdb();
return valids;
}
RTDB_API PRTK_NODE PMC_API query_node(
PCNODE_KEY node
)
{
RTK_CURSOR hNode;
PRTK_NODE nd;
hNode = open_node(node);
nd = (PRTK_NODE)cursor_get_item(hNode);
close_handle(hNode);
return nd;
}
void somi_event_handler(uint8_t event, uint8_t flags)
{
switch (event)
{
case EVENT_ACCESS_REQ:
if (flags & ACCESS_GRANTED) {
open_node();
}
else {
access_denied_signal();
}
break;
}
}
RTDB_API RTK_CURSOR PMC_API open_group_f(
PCNODE_KEY node,
PCGROUP_KEY group
)
{
RTK_CURSOR hNode, hGroup;
hNode = open_node(node);
if(!hNode){
return 0;
}
hGroup = open_group(hNode, group);
close_handle(hNode);
return hGroup;
}
RTDB_API PRTK_TAG PMC_API query_tag_f(
PCTAG_NAME tag
)
{
RTK_CURSOR hNode;
RTK_TAG * pTag;
hNode = open_node(&tag->node);
if(!hNode){
return 0;
}
pTag = query_tag(hNode, &tag->sname);
close_handle(hNode);
return pTag;
}
RTDB_API RTK_CURSOR PMC_API open_tag_f(
PCTAG_NAME tag
)
{
RTK_CURSOR hNode;
hNode = open_node(&tag->node);
if(!hNode){
return 0;
}
RTK_CURSOR handle;
handle = open_tag(hNode, &tag->sname);
close_handle(hNode);
return handle;
}
/*
_on_system()
*/
void PMC_API _on_system(PCRTK_PACKET packet, HVBUS bus)
{
#if 0
if(get_power_state() != PWR_RUNNING){
return;
}
#endif
{
static __bool priorityBoosted = __false;
if(!priorityBoosted){
DWORD boost;
boost = GetPrivateProfileInt(
"vbus",
"SystemBoost",
THREAD_PRIORITY_ABOVE_NORMAL,
get_config_file()
);
SetThreadPriority(GetCurrentThread(), boost);
priorityBoosted = __true;
}
}
if(packet->packet_type != PT_ServerClaim){
return;
}
if(!lock_rtdb(__false, 1000)){
return;
}
RTK_CURSOR hNode;
PRTK_NODE pNode;
TAG_NAME tn;
host_to_node(&packet->src.host, &tn.node);
hNode = open_node(&tn.node);
pNode = (PRTK_NODE)cursor_get_item(hNode);
if(pNode){
pNode->dogcount = g_NodeLife;
}
close_handle(hNode);
unlock_rtdb();
if(!pNode && g_Worker){
memset(&tn.sname, 0, sizeof(tn.sname));
g_Worker->inform_load(&tn, 1);
}
}
void PMC_API _on_rtdb(PCRTK_PACKET packet, HVBUS bus)
{
// check for unknown node
TAG_NAME tn;
PRTK_NODE pNode;
#if 0
if(get_power_state() != PWR_RUNNING){
return;
}
#endif
if(g_Worker){
if(lock_rtdb(__false, 100)){
RTK_CURSOR hNode;
host_to_node(&packet->src.host, &tn.node);
hNode = open_node(&tn.node);
pNode = (PRTK_NODE)cursor_get_item(hNode);
if(pNode){
pNode->dogcount = g_NodeLife;
}
close_handle(hNode);
unlock_rtdb();
if(!hNode){
memset(&tn.sname, 0, sizeof(tn.sname));
// unknown node
g_Worker->inform_load(&tn, 1);
}
if(!hNode){
return;
}
}
}
switch(PACKET_TYPE(packet)){
case PT_ChangedData:
update_changed_data(packet, __false);
break;
case PT_QueryData:
_on_queried_data(packet);
break;
}
}
void CDBItem::ReloadContents()
{
CConfigurableItem *item;
// discover_groups(&key, 2000);
RTK_CURSOR hNode, hGroup;
PRTK_GROUP pGroup;
hNode = open_node(&key);
if(!hNode){
return;
}
hGroup = cursor_open_first_subitem(hNode);
pGroup = (PRTK_GROUP)cursor_get_item(hGroup);
while(pGroup){
item = new CGroupItem(&key, &pGroup->key);
AddChild(item);
cursor_move_next(hGroup);
pGroup = (PRTK_GROUP)cursor_get_item(hGroup);
}
close_handle(hGroup);
close_handle(hNode);
}
RTDB_API RTK_CURSOR PMC_API create_node(PCNODE_KEY key, __uint context)
{
RTK_CURSOR handle;
RTK_NODE item;
handle = open_node(key);
if(handle){
return handle;
}
ZeroMemory(&item, sizeof(item));
item.key = *key;
item.context = context;
item.itemtable = new GROUP_TABLE;
if(!item.itemtable){
return 0;
}
make_unified_key(item.key);
handle = (RTK_CURSOR)_HNODE::create(&g_Nodes, *key, item);
if(handle){
FIRE_EVENT(OnAddNode, ((PRTK_NODE)cursor_get_item(handle)));
}
return handle;
}
void TframDB::UpdateView()
{
int nGroups;
int nTags;
RTK_CURSOR hNode;
hNode = open_node(&key);
if(!hNode){
nGroups = 0;
}else{
nGroups = cursor_get_subitem_count(hNode);
}
RTK_CURSOR hGroup;
hGroup = cursor_open_first_subitem(hNode);
nTags = 0;
while(!cursor_is_end(hGroup)){
nTags += cursor_get_subitem_count(hGroup);
cursor_move_next(hGroup);
}
close_handle(hGroup);
close_handle(hNode);
lblHint->Caption = "分组总数: " + AnsiString(nGroups);
lblTagCount->Caption = "标签总数：" + AnsiString(nTags);
}
PROXY_API __bool PMC_API discover_groups_ex(
PCNODE_KEY key,
__uint timeout,
__uint * count,
__bool bDiscardOld
)
{
if(count){
*count = 0;
}
if(bDiscardOld){
// clean database
if(!lock_rtdb(__true, timeout/2)){
return 0;
}
RTK_CURSOR crNode;
crNode = open_node(key);
if(crNode){
cursor_clear_subitems(crNode);
close_handle(crNode);
}
unlock_rtdb();
}
CDiscoverGroups *eye = new CDiscoverGroups(key, timeout);
if(!eye){
return __false;
}
if(!eye->WaitResult()){
return __false;
}
if(count){
*count = eye->c_items;
}
return __true;
}
__uint _on_queried_data(PCRTK_PACKET p)
{
RTK_CURSOR hNode, hTag, hGroup;
RTK_TAG *pTag;
TAG_NAME name;
TAG_NAME missing[MAX_MISSING_PERMITED];
__uint nMissing;
QUERY_DATA_ENTRY *t;
__uint tagcount, retcount, i;
t = (QUERY_DATA_ENTRY *)p->data;
tagcount = p->data_size / sizeof(*t);
if(p->data_size % sizeof(QUERY_DATA_ENTRY)){
return 0;
}
retcount = 0;
if(!lock_rtdb(__false, 100)){
return 0;
}
memset(&name, 0, sizeof(name));
host_to_node(&p->src.host, &name.node);
hNode = open_node(&name.node);
hTag = hGroup = 0;
if(!hNode){
unlock_rtdb();
if(g_Worker){
g_Worker->inform_load(&name, 1);
}
return 0;
}
nMissing = 0;
for(i=0; i<tagcount; i++){
hGroup = open_group(hNode, &t[i].name.group);
if(hGroup){
hTag = open_tag_g(hGroup, &t[i].name.tag);
if(hTag){
pTag = (RTK_TAG*)cursor_get_item(hTag);
pTag->d.Value = t[i].value;
mark_fresh(pTag);
close_handle(hTag);
retcount++;
}else{
if(g_Worker){
name.sname = t[i].name;
missing[nMissing] = name;
nMissing++;
}
}
close_handle(hGroup);
}else{
if(g_Worker){
missing[nMissing].node = name.node;
missing[nMissing].sname.group = t[i].name.group;
memset(&missing[nMissing].sname.tag, 0, sizeof(TAG_KEY));
nMissing++;
}
}
}
close_handle(hNode);
unlock_rtdb();
if(g_Worker && nMissing){
g_Worker->inform_load(missing, nMissing);
}
return retcount;
}
/* Mount one filesystem. */
static error_t
do_mount (struct fs *fs, int remount)
{
error_t err;
char *fsopts, *o;
size_t fsopts_len;
char *mntopts;
size_t mntopts_len;
fsys_t mounted;
inline void explain (const char *command)
{
if (verbose)
{
const char *o;
printf ("%s %s", command, fs->mntent.mnt_dir);
for (o = fsopts; o; o = argz_next (fsopts, fsopts_len, o))
printf (" %s", o);
putchar ('\n');
}
}
err = fs_fsys (fs, &mounted);
if (err)
{
error (0, err, "cannot determine if %s is already mounted",
fs->mntent.mnt_fsname);
return err;
}
/* Produce an argz of translator option arguments from the
given FS's options and the command-line options. */
#define ARGZ(call) \
err = argz_##call; \
if (err) \
error (3, ENOMEM, "collecting mount options"); \
if (fs->mntent.mnt_opts)
{
/* Append the fstab options to any specified on the command line. */
ARGZ (create_sep (fs->mntent.mnt_opts, ',', &mntopts, &mntopts_len));
/* Remove the `noauto' and `bind' options, since they're for us not the
filesystem. */
for (o = mntopts; o; o = argz_next (mntopts, mntopts_len, o))
{
if (strcmp (o, MNTOPT_NOAUTO) == 0)
argz_delete (&mntopts, &mntopts_len, o);
if (strcmp (o, "bind") == 0)
{
fs->mntent.mnt_type = strdup ("firmlink");
if (!fs->mntent.mnt_type)
error (3, ENOMEM, "failed to allocate memory");
argz_delete (&mntopts, &mntopts_len, o);
}
}
ARGZ (append (&mntopts, &mntopts_len, options, options_len));
}
else
{
mntopts = options;
mntopts_len = options_len;
}
/* Convert the list of options into a list of switch arguments. */
fsopts = 0;
fsopts_len = 0;
for (o = mntopts; o; o = argz_next (mntopts, mntopts_len, o))
if (*o == '-') /* Allow letter opts `-o -r,-E', BSD style. */
{
ARGZ (add (&fsopts, &fsopts_len, o));
}
else if ((strcmp (o, "defaults") != 0) && (strlen (o) != 0))
{
/* Prepend `--' to the option to make a long option switch,
e.g. `--ro' or `--rsize=1024'. */
char arg[2 + strlen (o) + 1];
arg[0] = arg[1] = '-';
memcpy (&arg[2], o, sizeof arg - 2);
ARGZ (add (&fsopts, &fsopts_len, arg));
}
if (mntopts != options)
free (mntopts);
#undef ARGZ
if (remount)
{
if (mounted == MACH_PORT_NULL)
{
error (0, 0, "%s not already mounted", fs->mntent.mnt_fsname);
return EBUSY;
}
/* Send an RPC to request the new options, including --update. */
explain ("fsysopts");
err = fsys_set_options (mounted, fsopts, fsopts_len, 0);
if (err)
error (0, err, "cannot remount %s", fs->mntent.mnt_fsname);
return err;
}
else
{
/* Error during file lookup; we use this to avoid duplicating error
messages. */
error_t open_err = 0;
/* The control port for any active translator we start up. */
fsys_t active_control;
file_t node; /* Port to the underlying node. */
struct fstype *type;
/* The callback to start_translator opens NODE as a side effect. */
error_t open_node (int flags,
mach_port_t *underlying,
mach_msg_type_name_t *underlying_type,
task_t task, void *cookie)
{
node = file_name_lookup (fs->mntent.mnt_dir,
flags | O_NOTRANS, 0666);
if (node == MACH_PORT_NULL)
{
open_err = errno;
return open_err;
}
*underlying = node;
*underlying_type = MACH_MSG_TYPE_COPY_SEND;
return 0;
}
/* Do not fail if there is an active translator if --fake is
given. This mimics Linux mount utility more closely which
just looks into the mtab file. */
if (mounted != MACH_PORT_NULL && !fake)
{
error (0, 0, "%s already mounted", fs->mntent.mnt_fsname);
return EBUSY;
}
if (strcmp (fs->mntent.mnt_type, "auto") == 0)
{
#if HAVE_BLKID
char *type =
blkid_get_tag_value (NULL, "TYPE", fs->mntent.mnt_fsname);
if (! type)
{
error (0, 0, "failed to detect file system type");
return EFTYPE;
}
else
{
if (strcmp (type, "vfat") == 0)
fs->mntent.mnt_type = strdup ("fat");
else
fs->mntent.mnt_type = strdup (type);
if (! fs->mntent.mnt_type)
error (3, ENOMEM, "failed to allocate memory");
}
#else
fs->mntent.mnt_type = strdup ("ext2");
if (! fs->mntent.mnt_type)
error (3, ENOMEM, "failed to allocate memory");
#endif
}
err = fs_type (fs, &type);
if (err)
{
error (0, err, "%s: cannot determine filesystem type",
fs->mntent.mnt_fsname);
return err;
}
if (type->program == 0)
{
error (0, 0, "%s: filesystem type `%s' unknown",
fs->mntent.mnt_fsname, type->name);
return EFTYPE;
}
/* Stick the translator program name in front of the option switches. */
err = argz_insert (&fsopts, &fsopts_len, fsopts, type->program);
/* Now stick the device name on the end as the last argument. */
if (!err)
err = argz_add (&fsopts, &fsopts_len, fs->mntent.mnt_fsname);
if (err)
error (3, ENOMEM, "collecting mount options");
/* Now we have a translator command line argz in FSOPTS. */
if (fake) {
/* Fake the translator startup. */
mach_port_t underlying;
mach_msg_type_name_t underlying_type;
err = open_node (O_READ, &underlying, &underlying_type, 0, NULL);
if (err)
error (1, errno, "cannot mount on %s", fs->mntent.mnt_dir);
mach_port_deallocate (mach_task_self (), underlying);
/* See if the translator is at least executable. */
if (access(type->program, X_OK) == -1)
error (1, errno, "can not execute %s", type->program);
return 0;
}
explain ("settrans -a");
err = fshelp_start_translator (open_node, NULL, fsopts,
fsopts, fsopts_len, timeout,
&active_control);
/* If ERR is due to a problem opening the translated node, we print
that name, otherwise, the name of the translator. */
if (open_err)
error (0, open_err, "cannot mount on %s", fs->mntent.mnt_dir);
else if (err)
error (0, err, "cannot start translator %s", fsopts);
else
{
err = file_set_translator (node, 0, FS_TRANS_SET|FS_TRANS_EXCL, 0,
0, 0,
active_control, MACH_MSG_TYPE_COPY_SEND);
if (err == EBUSY)
error (0, 0, "%s already mounted on", fs->mntent.mnt_dir);
else if (err)
error (0, err, "cannot set translator on %s", fs->mntent.mnt_dir);
if (err)
fsys_goaway (active_control, FSYS_GOAWAY_FORCE);
mach_port_deallocate (mach_task_self (), active_control);
}
return err;
}
PROXY_API __uint PMC_API update_changed_data(
PCRTK_PACKET packet,
__bool bThisIsAServer
)
{
CHANGED_DATA_ENTRY * t;
CHANGED_DATA * cd;
__uint i, nMissing;
RTK_CURSOR hNode, hGroup, hTag;
TAG_NAME name;
PRTK_TAG pTag;
__uint retcount = 0;
TAG_NAME missing[MAX_MISSING_PERMITED];
if(packet->data_size <= sizeof(CHANGED_DATA)){
return 0;
}
cd = (CHANGED_DATA*)packet->data;
t = (CHANGED_DATA_ENTRY*)&cd[1];
if(packet->data_size != cd->count * sizeof(CHANGED_DATA_ENTRY)
+ sizeof(CHANGED_DATA)
){
return 0;
}
#if 0
for(i=0; i<cd->count; i++){
utils_debug("%s.%s.%s=%f\n",
(char*)CHostName(packet->src.host),
(char*)CGroupName(cd->group),
(char*)CTagName(t[i].name),
t[i].value.Value.fltValue
);
}
#endif
memset(&name, 0, sizeof(name));
host_to_node(&packet->src.host, &name.node);
name.sname.group = cd->group;
if(!lock_rtdb(__false, 100)){
return 0;
}
if(bThisIsAServer){
if(!(packet->src.host == g_ThisNode->key)){
unlock_rtdb();
return 0;
}
hNode = HNODE_LOCAL_MACHINE;
}else{
hNode = open_node(&name.node);
}
if(!hNode){
unlock_rtdb();
return 0;
}
hGroup = open_group(hNode, &cd->group);
if(!hGroup){
if(!bThisIsAServer){
close_handle(hNode);
}
unlock_rtdb();
if(g_Worker){
g_Worker->inform_load(&name, 1);
}
// 2003/5/27, in current implementation all following
// tags are guaranteed to be in the same group, so there
// is no need to proceed.
return 0;
}
nMissing = 0;
for(i=0; i<cd->count; i++){
hTag = open_tag_g(hGroup, &t[i].name);
if(hTag){
pTag = (PRTK_TAG)cursor_get_item(hTag);
pTag->d.Value = t[i].value;
// pTag->d.Value.Flags = t[i].value.Flags;
mark_fresh(pTag);
close_handle(hTag);
retcount++;
}else{
if(g_Worker && nMissing < MAX_MISSING_PERMITED){
name.sname.tag = t[i].name;
missing[nMissing] = name;
nMissing++;
}
}
}
close_handle(hGroup);
if(!bThisIsAServer){
close_handle(hNode);
}
unlock_rtdb();
if(nMissing && g_Worker){
if(nMissing > 16){
memset(&missing[0].sname.tag, 0, sizeof(TAG_KEY));
g_Worker->inform_load(missing, 1);
}else{
g_Worker->inform_load(missing, nMissing);
}
}
return retcount;
}
__uint _on_add_edit_groups(PCRTK_PACKET p, bool /* bGenerateEvents */)
{
RTK_CURSOR hNode, hGroup;
NODE_KEY nk;
PRTK_GROUP png, pg=0;
__uint count;
if(p->data_size % sizeof(RTK_GROUP)){
return 0;
}
if(!lock_rtdb(__true, 100)){
return 0;
}
host_to_node(&p->src.host, &nk);
hNode = open_node(&nk);
if(!hNode){
unlock_rtdb();
return 0;
}
count = p->data_size / sizeof(RTK_GROUP);
png = (PRTK_GROUP)p->data;
for(__uint i=0; i<count; i++, png++){
hGroup = open_group(hNode, &png->key);
pg = (PRTK_GROUP)cursor_get_item(hGroup);
if(pg){
memcpy(
pg->description,
png->description,
sizeof(pg->description)
);
pg->period = png->period;
}else{
hGroup = create_group(hNode, png);
pg = (PRTK_GROUP)cursor_get_item(hGroup);
}
if(pg){
pg->d.flags = png->d.flags;
}
DEBUG_PRINTF((
"Got group %s, flag=%08x\n",
(char *)CGroupName(png->key),
png->d.flags
));
close_handle(hGroup);
if(pg /* && bGenerateEvents */){
TAG_NAME name;
name.node = nk;
name.sname.group = png->key;
rtk_queue_event(
PT_AddGroup,
&name,
&p->src
);
}
}
close_handle(hNode);
unlock_rtdb();
return count;
}
NodeOpener(Node *node, int mode)
{
fFD = open_node(node, mode);
}
extern "C" void TIM2_IRQHandler()
{
open_node();
if (TIM_GetITStatus(TIM2, TIM_IT_Update) != RESET)
{
TIM_ClearITPendingBit(TIM2, TIM_IT_Update);
uint8_t pcd = RC522_PCD_1;
do {
// Chose rfid device.
rc522_pcd_select(pcd);
uint8_t status = mfrc522_read(Status1Reg);
__disable_irq();
// If timer is not running and interrupt timer flag is not active reinit device.
if (!(status & TRunning))
{
uint8_t need_reinit = 0;
switch (pcd) {
case RC522_PCD_1:
if (EXTI_GetITStatus(EXTI_Line10) == RESET) need_reinit = 1;
break;
case RC522_PCD_2:
if (EXTI_GetITStatus(EXTI_Line11) == RESET) need_reinit = 1;
break;
}
if (need_reinit)
{
spi_hardware_failure_signal();
mfrc522_init();
__enable_irq();
rc522_irq_prepare();
}
}
__enable_irq();
} while (pcd++ < RC522_PCD_2);
// Check enc28j60 chip and restart if needed.
if (!enc28j60_revid || (enc28j60_revid != enc28j60_rcr(EREVID)) ||
(GPIO_ReadInputDataBit(ETH_GPIO, ETH_IRQ_PIN) == RESET && (EXTI_GetITStatus(EXTI_Line2) == RESET)))
{
enc28j60_init(mac_addr);
}
uint16_t phstat1 = enc28j60_read_phy(PHSTAT1);
// Если ethernet провод вытаскивали, обновить DHCP.
// Пока отключено, т.к. по непонятным причинам LLSTAT падает иногда
// хотя коннект сохраняется, что вызывает провалы в доступности интерфейса на 3-10 секунд,
// пока интерфейс не поднимится по DHCP заного, однако если согласно LLSTAT линк выключен
// но мы не гасим интерфейс он продолжает нормально работать.
if(!(phstat1 & PHSTAT1_LLSTAT))
{
static uint16_t link_dhcp_time;
// Avoid frequently link checks.
if (ticks - link_dhcp_time > 5000)
{
link_dhcp_time = ticks;
// Обновим адрес через 5 секунд
// (после того, как линк появится)
dhcp_status = DHCP_INIT;
dhcp_retry_time = RTC_GetCounter() + 2;
// Линка нет - опускаем интерфейс
ip_addr = 0;
ip_mask = 0;
ip_gateway = 0;
enc28j60_init(mac_addr);
}
}
}
}
extern "C" void SysTick_Handler(void)
{
ticks++;
open_node();
}
extern "C" void EXTI0_IRQHandler()
{
EXTI_ClearITPendingBit(EXTI_Line0);
open_node();
}
