diff options
Diffstat (limited to 'qga/commands-win32.c')
| -rw-r--r-- | qga/commands-win32.c | 219 |
1 files changed, 216 insertions, 3 deletions
diff --git a/qga/commands-win32.c b/qga/commands-win32.c index 13679a1..4275f8a 100644 --- a/qga/commands-win32.c +++ b/qga/commands-win32.c @@ -16,11 +16,16 @@ #include <powrprof.h> #include <stdio.h> #include <string.h> +#include <winsock2.h> +#include <ws2tcpip.h> +#include <iptypes.h> +#include <iphlpapi.h> #include "qga/guest-agent-core.h" #include "qga/vss-win32.h" #include "qga-qmp-commands.h" #include "qapi/qmp/qerror.h" #include "qemu/queue.h" +#include "qemu/host-utils.h" #ifndef SHTDN_REASON_FLAG_PLANNED #define SHTDN_REASON_FLAG_PLANNED 0x80000000 @@ -591,12 +596,220 @@ void qmp_guest_suspend_hybrid(Error **errp) error_setg(errp, QERR_UNSUPPORTED); } -GuestNetworkInterfaceList *qmp_guest_network_get_interfaces(Error **errp) +static IP_ADAPTER_ADDRESSES *guest_get_adapters_addresses(Error **errp) { - error_setg(errp, QERR_UNSUPPORTED); + IP_ADAPTER_ADDRESSES *adptr_addrs = NULL; + ULONG adptr_addrs_len = 0; + DWORD ret; + + /* Call the first time to get the adptr_addrs_len. */ + GetAdaptersAddresses(AF_UNSPEC, GAA_FLAG_INCLUDE_PREFIX, + NULL, adptr_addrs, &adptr_addrs_len); + + adptr_addrs = g_malloc(adptr_addrs_len); + ret = GetAdaptersAddresses(AF_UNSPEC, GAA_FLAG_INCLUDE_PREFIX, + NULL, adptr_addrs, &adptr_addrs_len); + if (ret != ERROR_SUCCESS) { + error_setg_win32(errp, ret, "failed to get adapters addresses"); + g_free(adptr_addrs); + adptr_addrs = NULL; + } + return adptr_addrs; +} + +static char *guest_wctomb_dup(WCHAR *wstr) +{ + char *str; + size_t i; + + i = wcslen(wstr) + 1; + str = g_malloc(i); + WideCharToMultiByte(CP_ACP, WC_COMPOSITECHECK, + wstr, -1, str, i, NULL, NULL); + return str; +} + +static char *guest_addr_to_str(IP_ADAPTER_UNICAST_ADDRESS *ip_addr, + Error **errp) +{ + char addr_str[INET6_ADDRSTRLEN + INET_ADDRSTRLEN]; + DWORD len; + int ret; + + if (ip_addr->Address.lpSockaddr->sa_family == AF_INET || + ip_addr->Address.lpSockaddr->sa_family == AF_INET6) { + len = sizeof(addr_str); + ret = WSAAddressToString(ip_addr->Address.lpSockaddr, + ip_addr->Address.iSockaddrLength, + NULL, + addr_str, + &len); + if (ret != 0) { + error_setg_win32(errp, WSAGetLastError(), + "failed address presentation form conversion"); + return NULL; + } + return g_strdup(addr_str); + } return NULL; } +#if (_WIN32_WINNT >= 0x0600) +static int64_t guest_ip_prefix(IP_ADAPTER_UNICAST_ADDRESS *ip_addr) +{ + /* For Windows Vista/2008 and newer, use the OnLinkPrefixLength + * field to obtain the prefix. + */ + return ip_addr->OnLinkPrefixLength; +} +#else +/* When using the Windows XP and 2003 build environment, do the best we can to + * figure out the prefix. + */ +static IP_ADAPTER_INFO *guest_get_adapters_info(void) +{ + IP_ADAPTER_INFO *adptr_info = NULL; + ULONG adptr_info_len = 0; + DWORD ret; + + /* Call the first time to get the adptr_info_len. */ + GetAdaptersInfo(adptr_info, &adptr_info_len); + + adptr_info = g_malloc(adptr_info_len); + ret = GetAdaptersInfo(adptr_info, &adptr_info_len); + if (ret != ERROR_SUCCESS) { + g_free(adptr_info); + adptr_info = NULL; + } + return adptr_info; +} + +static int64_t guest_ip_prefix(IP_ADAPTER_UNICAST_ADDRESS *ip_addr) +{ + int64_t prefix = -1; /* Use for AF_INET6 and unknown/undetermined values. */ + IP_ADAPTER_INFO *adptr_info, *info; + IP_ADDR_STRING *ip; + struct in_addr *p; + + if (ip_addr->Address.lpSockaddr->sa_family != AF_INET) { + return prefix; + } + adptr_info = guest_get_adapters_info(); + if (adptr_info == NULL) { + return prefix; + } + + /* Match up the passed in ip_addr with one found in adaptr_info. + * The matching one in adptr_info will have the netmask. + */ + p = &((struct sockaddr_in *)ip_addr->Address.lpSockaddr)->sin_addr; + for (info = adptr_info; info; info = info->Next) { + for (ip = &info->IpAddressList; ip; ip = ip->Next) { + if (p->S_un.S_addr == inet_addr(ip->IpAddress.String)) { + prefix = ctpop32(inet_addr(ip->IpMask.String)); + goto out; + } + } + } +out: + g_free(adptr_info); + return prefix; +} +#endif + +GuestNetworkInterfaceList *qmp_guest_network_get_interfaces(Error **errp) +{ + IP_ADAPTER_ADDRESSES *adptr_addrs, *addr; + IP_ADAPTER_UNICAST_ADDRESS *ip_addr = NULL; + GuestNetworkInterfaceList *head = NULL, *cur_item = NULL; + GuestIpAddressList *head_addr, *cur_addr; + GuestNetworkInterfaceList *info; + GuestIpAddressList *address_item = NULL; + unsigned char *mac_addr; + char *addr_str; + WORD wsa_version; + WSADATA wsa_data; + int ret; + + adptr_addrs = guest_get_adapters_addresses(errp); + if (adptr_addrs == NULL) { + return NULL; + } + + /* Make WSA APIs available. */ + wsa_version = MAKEWORD(2, 2); + ret = WSAStartup(wsa_version, &wsa_data); + if (ret != 0) { + error_setg_win32(errp, ret, "failed socket startup"); + goto out; + } + + for (addr = adptr_addrs; addr; addr = addr->Next) { + info = g_malloc0(sizeof(*info)); + + if (cur_item == NULL) { + head = cur_item = info; + } else { + cur_item->next = info; + cur_item = info; + } + + info->value = g_malloc0(sizeof(*info->value)); + info->value->name = guest_wctomb_dup(addr->FriendlyName); + + if (addr->PhysicalAddressLength != 0) { + mac_addr = addr->PhysicalAddress; + + info->value->hardware_address = + g_strdup_printf("%02x:%02x:%02x:%02x:%02x:%02x", + (int) mac_addr[0], (int) mac_addr[1], + (int) mac_addr[2], (int) mac_addr[3], + (int) mac_addr[4], (int) mac_addr[5]); + + info->value->has_hardware_address = true; + } + + head_addr = NULL; + cur_addr = NULL; + for (ip_addr = addr->FirstUnicastAddress; + ip_addr; + ip_addr = ip_addr->Next) { + addr_str = guest_addr_to_str(ip_addr, errp); + if (addr_str == NULL) { + continue; + } + + address_item = g_malloc0(sizeof(*address_item)); + + if (!cur_addr) { + head_addr = cur_addr = address_item; + } else { + cur_addr->next = address_item; + cur_addr = address_item; + } + + address_item->value = g_malloc0(sizeof(*address_item->value)); + address_item->value->ip_address = addr_str; + address_item->value->prefix = guest_ip_prefix(ip_addr); + if (ip_addr->Address.lpSockaddr->sa_family == AF_INET) { + address_item->value->ip_address_type = + GUEST_IP_ADDRESS_TYPE_IPV4; + } else if (ip_addr->Address.lpSockaddr->sa_family == AF_INET6) { + address_item->value->ip_address_type = + GUEST_IP_ADDRESS_TYPE_IPV6; + } + } + if (head_addr) { + info->value->has_ip_addresses = true; + info->value->ip_addresses = head_addr; + } + } + WSACleanup(); +out: + g_free(adptr_addrs); + return head; +} + int64_t qmp_guest_get_time(Error **errp) { SYSTEMTIME ts = {0}; @@ -709,7 +922,7 @@ GuestMemoryBlockInfo *qmp_guest_get_memory_block_info(Error **errp) GList *ga_command_blacklist_init(GList *blacklist) { const char *list_unsupported[] = { - "guest-suspend-hybrid", "guest-network-get-interfaces", + "guest-suspend-hybrid", "guest-get-vcpus", "guest-set-vcpus", "guest-set-user-password", "guest-get-memory-blocks", "guest-set-memory-blocks", |
