Differences From Artifact [61fa5cfa02]:
- File
src/OFUDPSocket.m
— part of check-in
[25adea9a23]
at
2022-08-06 21:14:31
on branch trunk
— Don't use struct sockaddr in OFSocketAddress
struct sockaddr can contain a variable length array, which breaks the
union. (user: js, size: 5043) [annotate] [blame] [check-ins using] [more...]
To Artifact [67c55bc52f]:
- File src/OFUDPSocket.m — part of check-in [64fc4f6344] at 2022-10-22 18:51:16 on branch trunk — Fix overlooked OFSocketAddress(Set)Port (user: js, size: 5119) [annotate] [blame] [check-ins using] [more...]
︙ | ︙ | |||
31 32 33 34 35 36 37 | #import "OFDNSResolver.h" #import "OFData.h" #import "OFSocket.h" #import "OFSocket+Private.h" #import "OFThread.h" #import "OFAlreadyConnectedException.h" | | | | | | | | | | | | | | | | | | | 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 | #import "OFDNSResolver.h" #import "OFData.h" #import "OFSocket.h" #import "OFSocket+Private.h" #import "OFThread.h" #import "OFAlreadyConnectedException.h" #import "OFBindIPSocketFailedException.h" @implementation OFUDPSocket @dynamic delegate; - (uint16_t)of_bindToAddress: (OFSocketAddress *)address extraType: (int)extraType OF_DIRECT { void *pool = objc_autoreleasePoolPush(); uint16_t port; #if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC) int flags; #endif if ((_socket = socket( ((struct sockaddr *)&address->sockaddr)->sa_family, SOCK_DGRAM | SOCK_CLOEXEC | extraType, 0)) == OFInvalidSocketHandle) @throw [OFBindIPSocketFailedException exceptionWithHost: OFSocketAddressString(address) port: OFSocketAddressIPPort(address) socket: self errNo: OFSocketErrNo()]; _canBlock = true; #if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC) /* {} needed to avoid warning with Clang 10 if next #if is false. */ if ((flags = fcntl(_socket, F_GETFD, 0)) != -1) { fcntl(_socket, F_SETFD, flags | FD_CLOEXEC); } #endif #if defined(OF_HPUX) || defined(OF_WII) || defined(OF_NINTENDO_3DS) if (OFSocketAddressIPPort(address) != 0) { #endif if (bind(_socket, (struct sockaddr *)&address->sockaddr, address->length) != 0) { int errNo = OFSocketErrNo(); closesocket(_socket); _socket = OFInvalidSocketHandle; @throw [OFBindIPSocketFailedException exceptionWithHost: OFSocketAddressString(address) port: OFSocketAddressIPPort(address) socket: self errNo: errNo]; } #if defined(OF_HPUX) || defined(OF_WII) || defined(OF_NINTENDO_3DS) } else { for (;;) { uint16_t rnd = 0; int ret; while (rnd < 1024) rnd = (uint16_t)rand(); OFSocketAddressSetIPPort(address, rnd); if ((ret = bind(_socket, (struct sockaddr *)&address->sockaddr, address->length)) == 0) break; if (OFSocketErrNo() != EADDRINUSE) { int errNo = OFSocketErrNo(); OFString *host = OFSocketAddressString(address); port = OFSocketAddressIPPort(address); closesocket(_socket); _socket = OFInvalidSocketHandle; @throw [OFBindIPSocketFailedException exceptionWithHost: host port: port socket: self errNo: errNo]; } } } #endif objc_autoreleasePoolPop(pool); if ((port = OFSocketAddressIPPort(address)) > 0) return port; #if !defined(OF_HPUX) && !defined(OF_WII) && !defined(OF_NINTENDO_3DS) memset(address, 0, sizeof(*address)); address->length = (socklen_t)sizeof(address->sockaddr); if (OFGetSockName(_socket, (struct sockaddr *)&address->sockaddr, &address->length) != 0) { int errNo = OFSocketErrNo(); closesocket(_socket); _socket = OFInvalidSocketHandle; @throw [OFBindIPSocketFailedException exceptionWithHost: OFSocketAddressString(address) port: OFSocketAddressIPPort(address) socket: self errNo: errNo]; } switch (((struct sockaddr *)&address->sockaddr)->sa_family) { case AF_INET: return OFFromBigEndian16(address->sockaddr.in.sin_port); # ifdef OF_HAVE_IPV6 case AF_INET6: return OFFromBigEndian16(address->sockaddr.in6.sin6_port); # endif default: closesocket(_socket); _socket = OFInvalidSocketHandle; @throw [OFBindIPSocketFailedException exceptionWithHost: OFSocketAddressString(address) port: OFSocketAddressIPPort(address) socket: self errNo: EAFNOSUPPORT]; } #else closesocket(_socket); _socket = OFInvalidSocketHandle; @throw [OFBindIPSocketFailedException exceptionWithHost: OFSocketAddressString(address) port: OFSocketAddressIPPort(address) socket: self errNo: EADDRNOTAVAIL]; #endif } - (uint16_t)bindToHost: (OFString *)host port: (uint16_t)port { void *pool = objc_autoreleasePoolPush(); OFData *socketAddresses; OFSocketAddress address; if (_socket != OFInvalidSocketHandle) @throw [OFAlreadyConnectedException exceptionWithSocket: self]; socketAddresses = [[OFThread DNSResolver] resolveAddressesForHost: host addressFamily: OFSocketAddressFamilyAny]; address = *(OFSocketAddress *)[socketAddresses itemAtIndex: 0]; OFSocketAddressSetIPPort(&address, port); port = [self of_bindToAddress: &address extraType: 0]; objc_autoreleasePoolPop(pool); return port; } @end |