static int getAddrsFromAdapter(IP_ADAPTER_ADDRESSES *ptr, netaddr **netaddrPP) {
LPSOCKADDR sock;
int count = 0;
netaddr *curr, *start=0, *prev=0;
PIP_ADAPTER_UNICAST_ADDRESS uni_addr;
PIP_ADAPTER_ANYCAST_ADDRESS any_addr;
PIP_ADAPTER_PREFIX prefix;
/* If chain passed in, find end */
if (*netaddrPP != NULL) {
for (start=*netaddrPP; start->next!=NULL; start=start->next) {
}
prev=start;
}
prefix = ptr->FirstPrefix;
/* Unicast */
uni_addr = ptr->FirstUnicastAddress;
while (uni_addr != NULL) {
/* address is only usable if dad state is preferred or deprecated */
if (uni_addr->DadState == IpDadStateDeprecated ||
uni_addr->DadState == IpDadStatePreferred) {
curr = (netaddr *)calloc (1, sizeof (netaddr));
if (curr == 0) {
return -1;
}
if (start == NULL) {
start = curr;
}
if (prev != NULL) {
prev->next = curr;
}
prev = curr;
sock = uni_addr->Address.lpSockaddr;
SOCKETADDRESS_COPY (&curr->addr, sock);
if (prefix != NULL) {
curr->mask = (short)prefix->PrefixLength;
if (sock->sa_family == AF_INET) {
sock = prefix->Address.lpSockaddr;
SOCKETADDRESS_COPY(&curr->brdcast, sock);
curr->brdcast.him4.sin_addr.s_addr |= htonl((0xffffffff >> curr->mask));
}
prefix = prefix->Next;
}
static int getAddrsFromAdapter(IP_ADAPTER_ADDRESSES *ptr, netaddr **netaddrPP) {
LPSOCKADDR sock;
int count = 0;
netaddr *curr, *start = NULL, *prev = NULL;
PIP_ADAPTER_UNICAST_ADDRESS uni_addr;
PIP_ADAPTER_ANYCAST_ADDRESS any_addr;
PIP_ADAPTER_PREFIX prefix;
/* If chain passed in, find end */
if (*netaddrPP != NULL) {
for (start=*netaddrPP; start->next!=NULL; start=start->next)
;
prev=start;
}
prefix = ptr->FirstPrefix;
/* Unicast */
uni_addr = ptr->FirstUnicastAddress;
while (uni_addr != NULL) {
/* address is only usable if dad state is preferred or deprecated */
if (uni_addr->DadState == IpDadStateDeprecated ||
uni_addr->DadState == IpDadStatePreferred) {
sock = uni_addr->Address.lpSockaddr;
// IPv4 addresses already retrieved with enumAddresses_win
if (sock->sa_family == AF_INET) {
uni_addr = uni_addr->Next;
continue;
}
curr = (netaddr *)calloc (1, sizeof (netaddr));
if (curr == NULL)
goto freeAllocatedMemory;
if (start == NULL)
start = curr;
if (prev != NULL)
prev->next = curr;
prev = curr;
SOCKETADDRESS_COPY (&curr->addr, sock);
if (prefix != NULL) {
curr->mask = (short)prefix->PrefixLength;
prefix = prefix->Next;
}
count ++;
}
uni_addr = uni_addr->Next;
}
/* Anycast */
any_addr = ptr->FirstAnycastAddress;
while (any_addr != NULL) {
curr = (netaddr *)calloc (1, sizeof (netaddr));
if (curr == NULL)
goto freeAllocatedMemory;
if (start == NULL)
start = curr;
if (prev != NULL)
prev->next = curr;
prev = curr;
sock = any_addr->Address.lpSockaddr;
SOCKETADDRESS_COPY (&curr->addr, sock);
count ++;
any_addr = any_addr->Next;
}
if (*netaddrPP == NULL) {
*netaddrPP = start;
}
return count;
freeAllocatedMemory:
if (*netaddrPP != NULL) {
//N.B. the variable "start" cannot be NULL at this point because we started with an
//existing list.
curr=start->next;
start->next = NULL;
start = curr;
}
// otherwise, "start" points to the beginning of an incomplete list that we must deallocate.
while (start != NULL) {
curr = start->next;
free(start);
start = curr;
}
return -1;
}
static int getAddrsFromAdapter(IP_ADAPTER_ADDRESSES *ptr, netaddr **netaddrPP) {
LPSOCKADDR sock;
int count = 0;
netaddr *curr, *start=0, *prev=0;
PIP_ADAPTER_UNICAST_ADDRESS uni_addr;
PIP_ADAPTER_ANYCAST_ADDRESS any_addr;
PIP_ADAPTER_PREFIX prefix;
/* If chain passed in, find end */
if (*netaddrPP != NULL) {
for (start=*netaddrPP; start->next!=NULL; start=start->next) {
}
prev=start;
}
prefix = ptr->FirstPrefix;
/* Unicast */
uni_addr = ptr->FirstUnicastAddress;
while (uni_addr != NULL) {
/* address is only usable if dad state is preferred or deprecated */
if (uni_addr->DadState == IpDadStateDeprecated ||
uni_addr->DadState == IpDadStatePreferred) {
sock = uni_addr->Address.lpSockaddr;
// IPv4 addresses already retrieved with enumAddresses_win
if (sock->sa_family == AF_INET) {
uni_addr = uni_addr->Next;
continue;
}
curr = (netaddr *)calloc (1, sizeof (netaddr));
if (curr == 0) {
return -1;
}
if (start == NULL) {
start = curr;
}
if (prev != NULL) {
prev->next = curr;
}
prev = curr;
SOCKETADDRESS_COPY (&curr->addr, sock);
if (prefix != NULL) {
curr->mask = (short)prefix->PrefixLength;
prefix = prefix->Next;
}
count ++;
}
uni_addr = uni_addr->Next;
}
/* Anycast */
any_addr = ptr->FirstAnycastAddress;
while (any_addr != NULL) {
curr = (netaddr *)calloc (1, sizeof (netaddr));
if (curr == 0) {
return -1;
}
if (start == NULL) {
start = curr;
}
if (prev != NULL) {
prev->next = curr;
}
prev = curr;
sock = any_addr->Address.lpSockaddr;
SOCKETADDRESS_COPY (&curr->addr, sock);
count ++;
any_addr = any_addr->Next;
}
if (*netaddrPP == NULL) {
*netaddrPP = start;
}
return count;
}
