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iphlpapi: Implement GetTcp6Table() for Mac OS and FreeBSD. 

Signed-off-by: Chip Davis <cdavis@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
feature/deterministic
Chip Davis 2020-04-05 17:29:01 -05:00 committed by Alexandre Julliard
parent 39464e86a0
commit 57fe49f858
1 changed files with 165 additions and 1 deletions
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166
dlls/iphlpapi/ipstats.c
View File

@ -139,6 +139,9 @@
#ifdef HAVE_LIBPROC_H
#include <libproc.h>
#endif
#ifdef HAVE_IFADDRS_H
#include <ifaddrs.h>
#endif
#ifndef ROUNDUP
#define ROUNDUP(a) \
@ -2652,7 +2655,7 @@ static int compare_udp6_rows(const void *a, const void *b)
return rowA->dwLocalPort - rowB->dwLocalPort;
}
#ifdef __linux__
#if defined(__linux__) || (defined(HAVE_SYS_SYSCTL_H) && defined(HAVE_STRUCT_XINPGEN))
struct ipv6_addr_scope
{
IN6_ADDR addr;
@ -2663,12 +2666,17 @@ static struct ipv6_addr_scope *get_ipv6_addr_scope_table(unsigned int *size)
{
struct ipv6_addr_scope *table = NULL;
unsigned int table_size = 0;
#ifdef __linux__
char buf[512], *ptr;
FILE *fp;
#elif defined(HAVE_GETIFADDRS)
struct ifaddrs *addrs, *cur;
#endif
if (!(table = HeapAlloc( GetProcessHeap(), 0, sizeof(table[0]) )))
return NULL;
#ifdef __linux__
if (!(fp = fopen( "/proc/net/if_inet6", "r" )))
goto failed;
@ -2705,6 +2713,40 @@ static struct ipv6_addr_scope *get_ipv6_addr_scope_table(unsigned int *size)
}
fclose(fp);
#elif defined(HAVE_GETIFADDRS)
if (getifaddrs(&addrs) == -1)
goto failed;
for (cur = addrs; cur; cur = cur->ifa_next)
{
struct sockaddr_in6 *sin6;
struct ipv6_addr_scope *new_table;
struct ipv6_addr_scope *entry;
if (cur->ifa_addr->sa_family != AF_INET6)
continue;
sin6 = (struct sockaddr_in6 *)cur->ifa_addr;
table_size++;
if (!(new_table = HeapReAlloc( GetProcessHeap(), 0, table, table_size * sizeof(table[0]) )))
{
freeifaddrs(addrs);
goto failed;
}
table = new_table;
entry = &table[table_size - 1];
memcpy(&entry->addr, &sin6->sin6_addr, sizeof(entry->addr));
entry->scope = sin6->sin6_scope_id;
}
freeifaddrs(addrs);
#else
FIXME( "not implemented\n" );
goto failed;
#endif
*size = table_size;
return table;
@ -2822,6 +2864,128 @@ DWORD build_tcp6_table( TCP_TABLE_CLASS class, void **tablep, BOOL order, HANDLE
}
else ret = ERROR_NOT_SUPPORTED;
}
#elif defined(HAVE_SYS_SYSCTL_H) && defined(HAVE_STRUCT_XINPGEN)
{
static const char zero[sizeof(IN6_ADDR)] = {0};
MIB_TCP6ROW_OWNER_MODULE row;
size_t len = 0;
char *buf = NULL;
struct xinpgen *xig, *orig_xig;
struct pid_map *map = NULL;
unsigned num_entries;
struct ipv6_addr_scope *addr_scopes = NULL;
unsigned int addr_scopes_size = 0;
if (sysctlbyname( "net.inet.tcp.pcblist", NULL, &len, NULL, 0 ) < 0)
{
ERR( "Failure to read net.inet.tcp.pcblist via sysctlbyname!\n" );
ret = ERROR_NOT_SUPPORTED;
goto done;
}
buf = HeapAlloc( GetProcessHeap(), 0, len );
if (!buf)
{
ret = ERROR_OUTOFMEMORY;
goto done;
}
if (sysctlbyname( "net.inet.tcp.pcblist", buf, &len, NULL, 0 ) < 0)
{
ERR( "Failure to read net.inet.tcp.pcblist via sysctlbyname!\n" );
ret = ERROR_NOT_SUPPORTED;
goto done;
}
addr_scopes = get_ipv6_addr_scope_table( &addr_scopes_size );
if (!addr_scopes)
{
ret = ERROR_OUTOFMEMORY;
goto done;
}
if (class >= TCP_TABLE_OWNER_PID_LISTENER) map = get_pid_map( &num_entries );
/* Might be nothing here; first entry is just a header it seems */
if (len <= sizeof (struct xinpgen)) goto done;
orig_xig = (struct xinpgen *)buf;
xig = orig_xig;
for (xig = (struct xinpgen *)((char *)xig + xig->xig_len);
xig->xig_len > sizeof (struct xinpgen);
xig = (struct xinpgen *)((char *)xig + xig->xig_len))
{
#if __FreeBSD_version >= 1200026
struct xtcpcb *tcp = (struct xtcpcb *)xig;
struct xinpcb *in = &tcp->xt_inp;
struct xsocket *sock = &in->xi_socket;
#else
struct tcpcb *tcp = &((struct xtcpcb *)xig)->xt_tp;
struct inpcb *in = &((struct xtcpcb *)xig)->xt_inp;
struct xsocket *sock = &((struct xtcpcb *)xig)->xt_socket;
#endif
/* Ignore sockets for other protocols */
if (sock->xso_protocol != IPPROTO_TCP)
continue;
/* Ignore PCBs that were freed while generating the data */
if (in->inp_gencnt > orig_xig->xig_gen)
continue;
/* we're only interested in IPv6 addresses */
if (!(in->inp_vflag & INP_IPV6) ||
(in->inp_vflag & INP_IPV4))
continue;
/* If all 0's, skip it */
if (!memcmp( &in->in6p_laddr, zero, sizeof(zero) ) && !in->inp_lport &&
!memcmp( &in->in6p_faddr, zero, sizeof(zero) ) && !in->inp_fport)
continue;
/* Fill in structure details */
memcpy( &row.ucLocalAddr, &in->in6p_laddr.s6_addr, sizeof(row.ucLocalAddr) );
row.dwLocalPort = in->inp_lport;
row.dwLocalScopeId = find_ipv6_addr_scope( (const IN6_ADDR *)&row.ucLocalAddr, addr_scopes, addr_scopes_size );
memcpy( &row.ucRemoteAddr, &in->in6p_faddr.s6_addr, sizeof(row.ucRemoteAddr) );
row.dwRemotePort = in->inp_fport;
row.dwLocalScopeId = find_ipv6_addr_scope( (const IN6_ADDR *)&row.ucRemoteAddr, addr_scopes, addr_scopes_size );
row.dwState = TCPStateToMIBState( tcp->t_state );
if (!match_class( class, row.dwState )) continue;
if (class <= TCP_TABLE_BASIC_ALL)
{
/* MIB_TCP6ROW has a different field order */
MIB_TCP6ROW basic_row;
basic_row.State = row.dwState;
memcpy( &basic_row.LocalAddr, &row.ucLocalAddr, sizeof(row.ucLocalAddr) );
basic_row.dwLocalScopeId = row.dwLocalScopeId;
basic_row.dwLocalPort = row.dwLocalPort;
memcpy( &basic_row.RemoteAddr, &row.ucRemoteAddr, sizeof(row.ucRemoteAddr) );
basic_row.dwRemoteScopeId = row.dwRemoteScopeId;
basic_row.dwRemotePort = row.dwRemotePort;
if (!(table = append_table_row( heap, flags, table, &table_size, &count, &basic_row, row_size )))
break;
continue;
}
row.dwOwningPid = find_owning_pid( map, num_entries, (UINT_PTR)sock->so_pcb );
if (class >= TCP_TABLE_OWNER_MODULE_LISTENER)
{
row.liCreateTimestamp.QuadPart = 0; /* FIXME */
memset( &row.OwningModuleInfo, 0, sizeof(row.OwningModuleInfo) );
}
if (!(table = append_table_row( heap, flags, table, &table_size, &count, &row, row_size )))
break;
}
done:
HeapFree( GetProcessHeap(), 0, map );
HeapFree( GetProcessHeap(), 0, buf );
HeapFree( GetProcessHeap(), 0, addr_scopes );
}
#else
FIXME( "not implemented\n" );
ret = ERROR_NOT_SUPPORTED;