diff options
Diffstat (limited to 'Utilities/cmlibuv/src/unix/aix.c')
| -rw-r--r-- | Utilities/cmlibuv/src/unix/aix.c | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/Utilities/cmlibuv/src/unix/aix.c b/Utilities/cmlibuv/src/unix/aix.c index 1f36926..417ee55 100644 --- a/Utilities/cmlibuv/src/unix/aix.c +++ b/Utilities/cmlibuv/src/unix/aix.c @@ -1039,6 +1039,186 @@ int uv_cpu_info(uv_cpu_info_t** cpu_infos, int* count) { } +int uv_interface_addresses(uv_interface_address_t** addresses, int* count) { + uv_interface_address_t* address; + int sockfd, sock6fd, inet6, i, r, size = 1; + struct ifconf ifc; + struct ifreq *ifr, *p, flg; + struct in6_ifreq if6; + struct sockaddr_dl* sa_addr; + + ifc.ifc_req = NULL; + sock6fd = -1; + r = 0; + *count = 0; + *addresses = NULL; + + if (0 > (sockfd = socket(AF_INET, SOCK_DGRAM, IPPROTO_IP))) { + r = UV__ERR(errno); + goto cleanup; + } + + if (0 > (sock6fd = socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP))) { + r = UV__ERR(errno); + goto cleanup; + } + + if (ioctl(sockfd, SIOCGSIZIFCONF, &size) == -1) { + r = UV__ERR(errno); + goto cleanup; + } + + ifc.ifc_req = (struct ifreq*)uv__malloc(size); + if (ifc.ifc_req == NULL) { + r = UV_ENOMEM; + goto cleanup; + } + ifc.ifc_len = size; + if (ioctl(sockfd, SIOCGIFCONF, &ifc) == -1) { + r = UV__ERR(errno); + goto cleanup; + } + +#define ADDR_SIZE(p) MAX((p).sa_len, sizeof(p)) + + /* Count all up and running ipv4/ipv6 addresses */ + ifr = ifc.ifc_req; + while ((char*)ifr < (char*)ifc.ifc_req + ifc.ifc_len) { + p = ifr; + ifr = (struct ifreq*) + ((char*)ifr + sizeof(ifr->ifr_name) + ADDR_SIZE(ifr->ifr_addr)); + + if (!(p->ifr_addr.sa_family == AF_INET6 || + p->ifr_addr.sa_family == AF_INET)) + continue; + + memcpy(flg.ifr_name, p->ifr_name, sizeof(flg.ifr_name)); + if (ioctl(sockfd, SIOCGIFFLAGS, &flg) == -1) { + r = UV__ERR(errno); + goto cleanup; + } + + if (!(flg.ifr_flags & IFF_UP && flg.ifr_flags & IFF_RUNNING)) + continue; + + (*count)++; + } + + if (*count == 0) + goto cleanup; + + /* Alloc the return interface structs */ + *addresses = uv__calloc(*count, sizeof(**addresses)); + if (!(*addresses)) { + r = UV_ENOMEM; + goto cleanup; + } + address = *addresses; + + ifr = ifc.ifc_req; + while ((char*)ifr < (char*)ifc.ifc_req + ifc.ifc_len) { + p = ifr; + ifr = (struct ifreq*) + ((char*)ifr + sizeof(ifr->ifr_name) + ADDR_SIZE(ifr->ifr_addr)); + + if (!(p->ifr_addr.sa_family == AF_INET6 || + p->ifr_addr.sa_family == AF_INET)) + continue; + + inet6 = (p->ifr_addr.sa_family == AF_INET6); + + memcpy(flg.ifr_name, p->ifr_name, sizeof(flg.ifr_name)); + if (ioctl(sockfd, SIOCGIFFLAGS, &flg) == -1) + goto syserror; + + if (!(flg.ifr_flags & IFF_UP && flg.ifr_flags & IFF_RUNNING)) + continue; + + /* All conditions above must match count loop */ + + address->name = uv__strdup(p->ifr_name); + + if (inet6) + address->address.address6 = *((struct sockaddr_in6*) &p->ifr_addr); + else + address->address.address4 = *((struct sockaddr_in*) &p->ifr_addr); + + if (inet6) { + memset(&if6, 0, sizeof(if6)); + r = uv__strscpy(if6.ifr_name, p->ifr_name, sizeof(if6.ifr_name)); + if (r == UV_E2BIG) + goto cleanup; + r = 0; + memcpy(&if6.ifr_Addr, &p->ifr_addr, sizeof(if6.ifr_Addr)); + if (ioctl(sock6fd, SIOCGIFNETMASK6, &if6) == -1) + goto syserror; + address->netmask.netmask6 = *((struct sockaddr_in6*) &if6.ifr_Addr); + /* Explicitly set family as the ioctl call appears to return it as 0. */ + address->netmask.netmask6.sin6_family = AF_INET6; + } else { + if (ioctl(sockfd, SIOCGIFNETMASK, p) == -1) + goto syserror; + address->netmask.netmask4 = *((struct sockaddr_in*) &p->ifr_addr); + /* Explicitly set family as the ioctl call appears to return it as 0. */ + address->netmask.netmask4.sin_family = AF_INET; + } + + address->is_internal = flg.ifr_flags & IFF_LOOPBACK ? 1 : 0; + + address++; + } + + /* Fill in physical addresses. */ + ifr = ifc.ifc_req; + while ((char*)ifr < (char*)ifc.ifc_req + ifc.ifc_len) { + p = ifr; + ifr = (struct ifreq*) + ((char*)ifr + sizeof(ifr->ifr_name) + ADDR_SIZE(ifr->ifr_addr)); + + if (p->ifr_addr.sa_family != AF_LINK) + continue; + + address = *addresses; + for (i = 0; i < *count; i++) { + if (strcmp(address->name, p->ifr_name) == 0) { + sa_addr = (struct sockaddr_dl*) &p->ifr_addr; + memcpy(address->phys_addr, LLADDR(sa_addr), sizeof(address->phys_addr)); + } + address++; + } + } + +#undef ADDR_SIZE + goto cleanup; + +syserror: + uv_free_interface_addresses(*addresses, *count); + *addresses = NULL; + *count = 0; + r = UV_ENOSYS; + +cleanup: + if (sockfd != -1) + uv__close(sockfd); + if (sock6fd != -1) + uv__close(sock6fd); + uv__free(ifc.ifc_req); + return r; +} + + +void uv_free_interface_addresses(uv_interface_address_t* addresses, + int count) { + int i; + + for (i = 0; i < count; ++i) { + uv__free(addresses[i].name); + } + + uv__free(addresses); +} + + void uv__platform_invalidate_fd(uv_loop_t* loop, int fd) { struct pollfd* events; uintptr_t i; |