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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "net/tools/quic/quic_socket_utils.h" | 5 #include "net/tools/quic/quic_socket_utils.h" |
6 | 6 |
7 #include <errno.h> | 7 #include <errno.h> |
8 #include <netinet/in.h> | 8 #include <netinet/in.h> |
9 #include <string.h> | 9 #include <string.h> |
10 #include <sys/socket.h> | 10 #include <sys/socket.h> |
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36 } | 36 } |
37 ret.assign(addr_data, addr_data + len); | 37 ret.assign(addr_data, addr_data + len); |
38 break; | 38 break; |
39 } | 39 } |
40 } | 40 } |
41 return ret; | 41 return ret; |
42 } | 42 } |
43 | 43 |
44 // static | 44 // static |
45 bool QuicSocketUtils::GetOverflowFromMsghdr(struct msghdr *hdr, | 45 bool QuicSocketUtils::GetOverflowFromMsghdr(struct msghdr *hdr, |
46 int *dropped_packets) { | 46 int *dropped_packets) { |
47 if (hdr->msg_controllen > 0) { | 47 if (hdr->msg_controllen > 0) { |
48 struct cmsghdr *cmsg; | 48 struct cmsghdr *cmsg; |
49 for (cmsg = CMSG_FIRSTHDR(hdr); | 49 for (cmsg = CMSG_FIRSTHDR(hdr); |
50 cmsg != NULL; | 50 cmsg != NULL; |
51 cmsg = CMSG_NXTHDR(hdr, cmsg)) { | 51 cmsg = CMSG_NXTHDR(hdr, cmsg)) { |
52 if (cmsg->cmsg_type == SO_RXQ_OVFL) { | 52 if (cmsg->cmsg_type == SO_RXQ_OVFL) { |
53 *dropped_packets = *(reinterpret_cast<int*>CMSG_DATA(cmsg)); | 53 memcpy(dropped_packets, CMSG_DATA(cmsg), sizeof(*dropped_packets)); |
54 return true; | 54 return true; |
55 } | 55 } |
56 } | 56 } |
57 } | 57 } |
58 return false; | 58 return false; |
59 } | 59 } |
60 | 60 |
61 // static | 61 // static |
62 int QuicSocketUtils::SetGetAddressInfo(int fd, int address_family) { | 62 int QuicSocketUtils::SetGetAddressInfo(int fd, int address_family) { |
63 int get_local_ip = 1; | 63 int get_local_ip = 1; |
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182 hdr.msg_controllen = cmsg->cmsg_len; | 182 hdr.msg_controllen = cmsg->cmsg_len; |
183 } | 183 } |
184 | 184 |
185 int rc = sendmsg(fd, &hdr, 0); | 185 int rc = sendmsg(fd, &hdr, 0); |
186 *error = (rc >= 0) ? 0 : errno; | 186 *error = (rc >= 0) ? 0 : errno; |
187 return rc; | 187 return rc; |
188 } | 188 } |
189 | 189 |
190 } // namespace tools | 190 } // namespace tools |
191 } // namespace net | 191 } // namespace net |
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