| Mike J. Chen | 951bd8d | 2011-08-15 11:59:47 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include <arpa/inet.h> |
| 18 | #include <linux/socket.h> |
| 19 | |
| 20 | #include <binder/Parcel.h> |
| 21 | |
| 22 | namespace android { |
| 23 | |
| 24 | bool canSerializeSockaddr(const struct sockaddr_storage* addr) { |
| 25 | switch (addr->ss_family) { |
| 26 | case AF_INET: |
| 27 | case AF_INET6: |
| 28 | return true; |
| 29 | default: |
| 30 | return false; |
| 31 | } |
| 32 | } |
| 33 | |
| 34 | void serializeSockaddr(Parcel* p, const struct sockaddr_storage* addr) { |
| 35 | switch (addr->ss_family) { |
| 36 | case AF_INET: { |
| 37 | const struct sockaddr_in* s = |
| 38 | reinterpret_cast<const struct sockaddr_in*>(addr); |
| 39 | p->writeInt32(AF_INET); |
| 40 | p->writeInt32(ntohl(s->sin_addr.s_addr)); |
| 41 | p->writeInt32(static_cast<int32_t>(ntohs(s->sin_port))); |
| 42 | } break; |
| 43 | |
| 44 | case AF_INET6: { |
| 45 | const struct sockaddr_in6* s = |
| 46 | reinterpret_cast<const struct sockaddr_in6*>(addr); |
| 47 | const int32_t* a = |
| 48 | reinterpret_cast<const int32_t*>(s->sin6_addr.s6_addr); |
| 49 | p->writeInt32(AF_INET6); |
| 50 | p->writeInt32(ntohl(a[0])); |
| 51 | p->writeInt32(ntohl(a[1])); |
| 52 | p->writeInt32(ntohl(a[2])); |
| 53 | p->writeInt32(ntohl(a[3])); |
| 54 | p->writeInt32(static_cast<int32_t>(ntohs(s->sin6_port))); |
| 55 | p->writeInt32(ntohl(s->sin6_flowinfo)); |
| 56 | p->writeInt32(ntohl(s->sin6_scope_id)); |
| 57 | } break; |
| 58 | } |
| 59 | } |
| 60 | |
| 61 | void deserializeSockaddr(const Parcel* p, struct sockaddr_storage* addr) { |
| Mark Salyzyn | d6579cc | 2014-04-10 09:37:52 -0700 | [diff] [blame] | 62 | memset(addr, 0, sizeof(*addr)); |
| Mike J. Chen | 951bd8d | 2011-08-15 11:59:47 -0700 | [diff] [blame] | 63 | |
| 64 | addr->ss_family = p->readInt32(); |
| 65 | switch(addr->ss_family) { |
| 66 | case AF_INET: { |
| 67 | struct sockaddr_in* s = |
| 68 | reinterpret_cast<struct sockaddr_in*>(addr); |
| 69 | s->sin_addr.s_addr = htonl(p->readInt32()); |
| 70 | s->sin_port = htons(static_cast<uint16_t>(p->readInt32())); |
| 71 | } break; |
| 72 | |
| 73 | case AF_INET6: { |
| 74 | struct sockaddr_in6* s = |
| 75 | reinterpret_cast<struct sockaddr_in6*>(addr); |
| 76 | int32_t* a = reinterpret_cast<int32_t*>(s->sin6_addr.s6_addr); |
| 77 | |
| 78 | a[0] = htonl(p->readInt32()); |
| 79 | a[1] = htonl(p->readInt32()); |
| 80 | a[2] = htonl(p->readInt32()); |
| 81 | a[3] = htonl(p->readInt32()); |
| 82 | s->sin6_port = htons(static_cast<uint16_t>(p->readInt32())); |
| 83 | s->sin6_flowinfo = htonl(p->readInt32()); |
| 84 | s->sin6_scope_id = htonl(p->readInt32()); |
| 85 | } break; |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | } // namespace android |