lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> |
| 3 | * |
| 4 | * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. |
| 5 | */ |
| 6 | |
| 7 | #define __FORCE_GLIBC |
| 8 | #include <features.h> |
| 9 | #include <errno.h> |
| 10 | #include <syscall.h> |
| 11 | #include <sys/socket.h> |
| 12 | |
| 13 | #ifdef __NR_socketcall |
| 14 | extern int __socketcall(int call, unsigned long *args) attribute_hidden; |
| 15 | |
| 16 | /* Various socketcall numbers */ |
| 17 | #define SYS_SOCKET 1 |
| 18 | #define SYS_BIND 2 |
| 19 | #define SYS_CONNECT 3 |
| 20 | #define SYS_LISTEN 4 |
| 21 | #define SYS_ACCEPT 5 |
| 22 | #define SYS_GETSOCKNAME 6 |
| 23 | #define SYS_GETPEERNAME 7 |
| 24 | #define SYS_SOCKETPAIR 8 |
| 25 | #define SYS_SEND 9 |
| 26 | #define SYS_RECV 10 |
| 27 | #define SYS_SENDTO 11 |
| 28 | #define SYS_RECVFROM 12 |
| 29 | #define SYS_SHUTDOWN 13 |
| 30 | #define SYS_SETSOCKOPT 14 |
| 31 | #define SYS_GETSOCKOPT 15 |
| 32 | #define SYS_SENDMSG 16 |
| 33 | #define SYS_RECVMSG 17 |
| 34 | #define SYS_ACCEPT4 18 |
| 35 | #endif |
| 36 | |
| 37 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 38 | #include <sysdep-cancel.h> |
| 39 | #include <pthreadP.h> |
| 40 | #else |
| 41 | #define SINGLE_THREAD_P 1 |
| 42 | #endif |
| 43 | |
| 44 | #ifdef L_accept |
| 45 | extern __typeof(accept) __libc_accept; |
| 46 | #ifdef __NR_accept |
| 47 | #define __NR___sys_accept __NR_accept |
| 48 | static |
| 49 | _syscall3(int, __sys_accept, int, call, struct sockaddr *, addr, socklen_t *,addrlen) |
| 50 | int __libc_accept(int s, struct sockaddr *addr, socklen_t * addrlen) |
| 51 | { |
| 52 | if (SINGLE_THREAD_P) |
| 53 | return __sys_accept(s, addr, addrlen); |
| 54 | |
| 55 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 56 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 57 | int result = __sys_accept(s, addr, addrlen); |
| 58 | LIBC_CANCEL_RESET (oldtype); |
| 59 | return result; |
| 60 | #endif |
| 61 | } |
| 62 | #elif defined(__NR_socketcall) |
| 63 | int __libc_accept(int s, struct sockaddr *addr, socklen_t * addrlen) |
| 64 | { |
| 65 | unsigned long args[3]; |
| 66 | |
| 67 | args[0] = s; |
| 68 | args[1] = (unsigned long) addr; |
| 69 | args[2] = (unsigned long) addrlen; |
| 70 | |
| 71 | if (SINGLE_THREAD_P) |
| 72 | return __socketcall(SYS_ACCEPT, args); |
| 73 | |
| 74 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 75 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 76 | int result = __socketcall(SYS_ACCEPT, args); |
| 77 | LIBC_CANCEL_RESET (oldtype); |
| 78 | return result; |
| 79 | #endif |
| 80 | } |
| 81 | #endif |
| 82 | weak_alias(__libc_accept,accept) |
| 83 | libc_hidden_weak(accept) |
| 84 | #endif |
| 85 | |
| 86 | #ifdef L_accept4 |
| 87 | #ifdef __NR_accept4 |
| 88 | # define __NR___sys_accept4 __NR_accept4 |
| 89 | static _syscall4(int, __sys_accept4, int, fd, struct sockaddr *, addr, socklen_t *, addrlen, int, flags) |
| 90 | int accept4(int fd, struct sockaddr *addr, socklen_t * addrlen, int flags) |
| 91 | { |
| 92 | if (SINGLE_THREAD_P) |
| 93 | return __sys_accept4(fd, addr, addrlen, flags); |
| 94 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 95 | else { |
| 96 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 97 | int result = __sys_accept4(fd, addr, addrlen, flags); |
| 98 | LIBC_CANCEL_RESET (oldtype); |
| 99 | return result; |
| 100 | } |
| 101 | #endif |
| 102 | } |
| 103 | #elif defined(__NR_socketcall) |
| 104 | int accept4(int fd, struct sockaddr *addr, socklen_t *addrlen, int flags) |
| 105 | { |
| 106 | unsigned long args[4]; |
| 107 | |
| 108 | args[0] = fd; |
| 109 | args[1] = (unsigned long) addr; |
| 110 | args[2] = (unsigned long) addrlen; |
| 111 | args[3] = flags; |
| 112 | if (SINGLE_THREAD_P) |
| 113 | return __socketcall(SYS_ACCEPT4, args); |
| 114 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 115 | else { |
| 116 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 117 | int result = __socketcall(SYS_ACCEPT4, args); |
| 118 | LIBC_CANCEL_RESET (oldtype); |
| 119 | return result; |
| 120 | } |
| 121 | #endif |
| 122 | } |
| 123 | #endif |
| 124 | #endif |
| 125 | |
| 126 | #ifdef L_bind |
| 127 | #ifdef __NR_bind |
| 128 | _syscall3(int, bind, int, sockfd, const struct sockaddr *, myaddr, socklen_t, addrlen) |
| 129 | #elif defined(__NR_socketcall) |
| 130 | int bind(int sockfd, const struct sockaddr *myaddr, socklen_t addrlen) |
| 131 | { |
| 132 | unsigned long args[3]; |
| 133 | |
| 134 | args[0] = sockfd; |
| 135 | args[1] = (unsigned long) myaddr; |
| 136 | args[2] = addrlen; |
| 137 | return __socketcall(SYS_BIND, args); |
| 138 | } |
| 139 | #endif |
| 140 | libc_hidden_def(bind) |
| 141 | #endif |
| 142 | |
| 143 | #ifdef L_connect |
| 144 | extern __typeof(connect) __libc_connect; |
| 145 | #ifdef __NR_connect |
| 146 | #define __NR___sys_connect __NR_connect |
| 147 | static |
| 148 | _syscall3(int, __sys_connect, int, sockfd, const struct sockaddr *, saddr, socklen_t, addrlen) |
| 149 | int __libc_connect(int sockfd, const struct sockaddr *saddr, socklen_t addrlen) |
| 150 | { |
| 151 | if (SINGLE_THREAD_P) |
| 152 | return __sys_connect(sockfd, saddr, addrlen); |
| 153 | |
| 154 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 155 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 156 | int result = __sys_connect(sockfd, saddr, addrlen); |
| 157 | LIBC_CANCEL_RESET (oldtype); |
| 158 | return result; |
| 159 | #endif |
| 160 | } |
| 161 | #elif defined(__NR_socketcall) |
| 162 | int __libc_connect(int sockfd, const struct sockaddr *saddr, socklen_t addrlen) |
| 163 | { |
| 164 | unsigned long args[3]; |
| 165 | |
| 166 | args[0] = sockfd; |
| 167 | args[1] = (unsigned long) saddr; |
| 168 | args[2] = addrlen; |
| 169 | |
| 170 | if (SINGLE_THREAD_P) |
| 171 | return __socketcall(SYS_CONNECT, args); |
| 172 | |
| 173 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 174 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 175 | int result = __socketcall(SYS_CONNECT, args); |
| 176 | LIBC_CANCEL_RESET (oldtype); |
| 177 | return result; |
| 178 | #endif |
| 179 | } |
| 180 | #endif |
| 181 | weak_alias(__libc_connect,connect) |
| 182 | libc_hidden_weak(connect) |
| 183 | #endif |
| 184 | |
| 185 | #ifdef L_getpeername |
| 186 | #ifdef __NR_getpeername |
| 187 | _syscall3(int, getpeername, int, sockfd, struct sockaddr *, addr, socklen_t *,paddrlen) |
| 188 | #elif defined(__NR_socketcall) |
| 189 | int getpeername(int sockfd, struct sockaddr *addr, socklen_t * paddrlen) |
| 190 | { |
| 191 | unsigned long args[3]; |
| 192 | |
| 193 | args[0] = sockfd; |
| 194 | args[1] = (unsigned long) addr; |
| 195 | args[2] = (unsigned long) paddrlen; |
| 196 | return __socketcall(SYS_GETPEERNAME, args); |
| 197 | } |
| 198 | #endif |
| 199 | #endif |
| 200 | |
| 201 | #ifdef L_getsockname |
| 202 | #ifdef __NR_getsockname |
| 203 | _syscall3(int, getsockname, int, sockfd, struct sockaddr *, addr, socklen_t *,paddrlen) |
| 204 | #elif defined(__NR_socketcall) |
| 205 | int getsockname(int sockfd, struct sockaddr *addr, socklen_t * paddrlen) |
| 206 | { |
| 207 | unsigned long args[3]; |
| 208 | |
| 209 | args[0] = sockfd; |
| 210 | args[1] = (unsigned long) addr; |
| 211 | args[2] = (unsigned long) paddrlen; |
| 212 | return __socketcall(SYS_GETSOCKNAME, args); |
| 213 | } |
| 214 | #endif |
| 215 | libc_hidden_def(getsockname) |
| 216 | #endif |
| 217 | |
| 218 | #ifdef L_getsockopt |
| 219 | #ifdef __NR_getsockopt |
| 220 | _syscall5(int, getsockopt, int, fd, int, level, int, optname, __ptr_t, optval, socklen_t *, optlen) |
| 221 | #elif defined(__NR_socketcall) |
| 222 | int getsockopt(int fd, int level, int optname, __ptr_t optval, |
| 223 | socklen_t * optlen) |
| 224 | { |
| 225 | unsigned long args[5]; |
| 226 | |
| 227 | args[0] = fd; |
| 228 | args[1] = level; |
| 229 | args[2] = optname; |
| 230 | args[3] = (unsigned long) optval; |
| 231 | args[4] = (unsigned long) optlen; |
| 232 | return (__socketcall(SYS_GETSOCKOPT, args)); |
| 233 | } |
| 234 | #endif |
| 235 | #endif |
| 236 | |
| 237 | #ifdef L_listen |
| 238 | #ifdef __NR_listen |
| 239 | _syscall2(int, listen, int, sockfd, int, backlog) |
| 240 | #elif defined(__NR_socketcall) |
| 241 | int listen(int sockfd, int backlog) |
| 242 | { |
| 243 | unsigned long args[2]; |
| 244 | |
| 245 | args[0] = sockfd; |
| 246 | args[1] = backlog; |
| 247 | return __socketcall(SYS_LISTEN, args); |
| 248 | } |
| 249 | #endif |
| 250 | libc_hidden_def(listen) |
| 251 | #endif |
| 252 | |
| 253 | #ifdef L_recv |
| 254 | extern __typeof(recv) __libc_recv; |
| 255 | #ifdef __NR_recv |
| 256 | #define __NR___sys_recv __NR_recv |
| 257 | static |
| 258 | _syscall4(ssize_t, __sys_recv, int, sockfd, __ptr_t, buffer, size_t, len, |
| 259 | int, flags) |
| 260 | ssize_t __libc_recv(int sockfd, __ptr_t buffer, size_t len, int flags) |
| 261 | { |
| 262 | if (SINGLE_THREAD_P) |
| 263 | return __sys_recv(sockfd, buffer, len, flags); |
| 264 | |
| 265 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 266 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 267 | int result = __sys_recv(sockfd, buffer, len, flags); |
| 268 | LIBC_CANCEL_RESET (oldtype); |
| 269 | return result; |
| 270 | #endif |
| 271 | } |
| 272 | #elif defined(__NR_socketcall) |
| 273 | /* recv, recvfrom added by bir7@leland.stanford.edu */ |
| 274 | ssize_t __libc_recv(int sockfd, __ptr_t buffer, size_t len, int flags) |
| 275 | { |
| 276 | unsigned long args[4]; |
| 277 | |
| 278 | args[0] = sockfd; |
| 279 | args[1] = (unsigned long) buffer; |
| 280 | args[2] = len; |
| 281 | args[3] = flags; |
| 282 | |
| 283 | if (SINGLE_THREAD_P) |
| 284 | return (__socketcall(SYS_RECV, args)); |
| 285 | |
| 286 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 287 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 288 | int result = __socketcall(SYS_RECV, args); |
| 289 | LIBC_CANCEL_RESET (oldtype); |
| 290 | return result; |
| 291 | #endif |
| 292 | } |
| 293 | #elif defined(__NR_recvfrom) |
| 294 | ssize_t __libc_recv(int sockfd, __ptr_t buffer, size_t len, int flags) |
| 295 | { |
| 296 | return (recvfrom(sockfd, buffer, len, flags, NULL, NULL)); |
| 297 | } |
| 298 | #endif |
| 299 | weak_alias(__libc_recv,recv) |
| 300 | libc_hidden_weak(recv) |
| 301 | #endif |
| 302 | |
| 303 | #ifdef L_recvfrom |
| 304 | extern __typeof(recvfrom) __libc_recvfrom; |
| 305 | #ifdef __NR_recvfrom |
| 306 | #define __NR___sys_recvfrom __NR_recvfrom |
| 307 | static |
| 308 | _syscall6(ssize_t, __sys_recvfrom, int, sockfd, __ptr_t, buffer, size_t, len, |
| 309 | int, flags, struct sockaddr *, to, socklen_t *, tolen) |
| 310 | ssize_t __libc_recvfrom(int sockfd, __ptr_t buffer, size_t len, int flags, |
| 311 | struct sockaddr *to, socklen_t * tolen) |
| 312 | { |
| 313 | if (SINGLE_THREAD_P) |
| 314 | return __sys_recvfrom(sockfd, buffer, len, flags, to, tolen); |
| 315 | |
| 316 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 317 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 318 | int result = __sys_recvfrom(sockfd, buffer, len, flags, to, tolen); |
| 319 | LIBC_CANCEL_RESET (oldtype); |
| 320 | return result; |
| 321 | #endif |
| 322 | } |
| 323 | #elif defined(__NR_socketcall) |
| 324 | /* recv, recvfrom added by bir7@leland.stanford.edu */ |
| 325 | ssize_t __libc_recvfrom(int sockfd, __ptr_t buffer, size_t len, int flags, |
| 326 | struct sockaddr *to, socklen_t * tolen) |
| 327 | { |
| 328 | unsigned long args[6]; |
| 329 | |
| 330 | args[0] = sockfd; |
| 331 | args[1] = (unsigned long) buffer; |
| 332 | args[2] = len; |
| 333 | args[3] = flags; |
| 334 | args[4] = (unsigned long) to; |
| 335 | args[5] = (unsigned long) tolen; |
| 336 | |
| 337 | if (SINGLE_THREAD_P) |
| 338 | return (__socketcall(SYS_RECVFROM, args)); |
| 339 | |
| 340 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 341 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 342 | int result = __socketcall(SYS_RECVFROM, args); |
| 343 | LIBC_CANCEL_RESET (oldtype); |
| 344 | return result; |
| 345 | #endif |
| 346 | } |
| 347 | #endif |
| 348 | weak_alias(__libc_recvfrom,recvfrom) |
| 349 | libc_hidden_weak(recvfrom) |
| 350 | #endif |
| 351 | |
| 352 | #ifdef L_recvmsg |
| 353 | extern __typeof(recvmsg) __libc_recvmsg; |
| 354 | #ifdef __NR_recvmsg |
| 355 | #define __NR___sys_recvmsg __NR_recvmsg |
| 356 | static |
| 357 | _syscall3(ssize_t, __sys_recvmsg, int, sockfd, struct msghdr *, msg, int, flags) |
| 358 | ssize_t __libc_recvmsg(int sockfd, struct msghdr *msg, int flags) |
| 359 | { |
| 360 | if (SINGLE_THREAD_P) |
| 361 | return __sys_recvmsg(sockfd, msg, flags); |
| 362 | |
| 363 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 364 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 365 | int result = __sys_recvmsg(sockfd, msg, flags); |
| 366 | LIBC_CANCEL_RESET (oldtype); |
| 367 | return result; |
| 368 | #endif |
| 369 | } |
| 370 | #elif defined(__NR_socketcall) |
| 371 | ssize_t __libc_recvmsg(int sockfd, struct msghdr *msg, int flags) |
| 372 | { |
| 373 | unsigned long args[3]; |
| 374 | |
| 375 | args[0] = sockfd; |
| 376 | args[1] = (unsigned long) msg; |
| 377 | args[2] = flags; |
| 378 | |
| 379 | if (SINGLE_THREAD_P) |
| 380 | return (__socketcall(SYS_RECVMSG, args)); |
| 381 | |
| 382 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 383 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 384 | int result = __socketcall(SYS_RECVMSG, args); |
| 385 | LIBC_CANCEL_RESET (oldtype); |
| 386 | return result; |
| 387 | #endif |
| 388 | } |
| 389 | #endif |
| 390 | weak_alias(__libc_recvmsg,recvmsg) |
| 391 | libc_hidden_weak(recvmsg) |
| 392 | #endif |
| 393 | |
| 394 | #ifdef L_send |
| 395 | extern __typeof(send) __libc_send; |
| 396 | #ifdef __NR_send |
| 397 | #define __NR___sys_send __NR_send |
| 398 | static |
| 399 | _syscall4(ssize_t, __sys_send, int, sockfd, const void *, buffer, size_t, len, int, flags) |
| 400 | ssize_t __libc_send(int sockfd, const void *buffer, size_t len, int flags) |
| 401 | { |
| 402 | if (SINGLE_THREAD_P) |
| 403 | return __sys_send(sockfd, buffer, len, flags); |
| 404 | |
| 405 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 406 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 407 | int result = __sys_send(sockfd, buffer, len, flags); |
| 408 | LIBC_CANCEL_RESET (oldtype); |
| 409 | return result; |
| 410 | #endif |
| 411 | } |
| 412 | #elif defined(__NR_socketcall) |
| 413 | /* send, sendto added by bir7@leland.stanford.edu */ |
| 414 | ssize_t __libc_send(int sockfd, const void *buffer, size_t len, int flags) |
| 415 | { |
| 416 | unsigned long args[4]; |
| 417 | |
| 418 | args[0] = sockfd; |
| 419 | args[1] = (unsigned long) buffer; |
| 420 | args[2] = len; |
| 421 | args[3] = flags; |
| 422 | |
| 423 | if (SINGLE_THREAD_P) |
| 424 | return (__socketcall(SYS_SEND, args)); |
| 425 | |
| 426 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 427 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 428 | int result = __socketcall(SYS_SEND, args); |
| 429 | LIBC_CANCEL_RESET (oldtype); |
| 430 | return result; |
| 431 | #endif |
| 432 | } |
| 433 | |
| 434 | #elif defined(__NR_sendto) |
| 435 | ssize_t __libc_send(int sockfd, const void *buffer, size_t len, int flags) |
| 436 | { |
| 437 | return (sendto(sockfd, buffer, len, flags, NULL, 0)); |
| 438 | } |
| 439 | #endif |
| 440 | weak_alias(__libc_send,send) |
| 441 | libc_hidden_weak(send) |
| 442 | #endif |
| 443 | |
| 444 | #ifdef L_sendmsg |
| 445 | extern __typeof(sendmsg) __libc_sendmsg; |
| 446 | #ifdef __NR_sendmsg |
| 447 | #define __NR___sys_sendmsg __NR_sendmsg |
| 448 | static |
| 449 | _syscall3(ssize_t, __sys_sendmsg, int, sockfd, const struct msghdr *, msg, int, flags) |
| 450 | ssize_t __libc_sendmsg(int sockfd, const struct msghdr *msg, int flags) |
| 451 | { |
| 452 | if (SINGLE_THREAD_P) |
| 453 | return __sys_sendmsg(sockfd, msg, flags); |
| 454 | |
| 455 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 456 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 457 | int result = __sys_sendmsg(sockfd, msg, flags); |
| 458 | LIBC_CANCEL_RESET (oldtype); |
| 459 | return result; |
| 460 | #endif |
| 461 | } |
| 462 | #elif defined(__NR_socketcall) |
| 463 | ssize_t __libc_sendmsg(int sockfd, const struct msghdr *msg, int flags) |
| 464 | { |
| 465 | unsigned long args[3]; |
| 466 | |
| 467 | args[0] = sockfd; |
| 468 | args[1] = (unsigned long) msg; |
| 469 | args[2] = flags; |
| 470 | |
| 471 | if (SINGLE_THREAD_P) |
| 472 | return (__socketcall(SYS_SENDMSG, args)); |
| 473 | |
| 474 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 475 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 476 | int result = __socketcall(SYS_SENDMSG, args); |
| 477 | LIBC_CANCEL_RESET (oldtype); |
| 478 | return result; |
| 479 | #endif |
| 480 | } |
| 481 | #endif |
| 482 | weak_alias(__libc_sendmsg,sendmsg) |
| 483 | libc_hidden_weak(sendmsg) |
| 484 | #endif |
| 485 | |
| 486 | #ifdef L_sendto |
| 487 | extern __typeof(sendto) __libc_sendto; |
| 488 | #ifdef __NR_sendto |
| 489 | #define __NR___sys_sendto __NR_sendto |
| 490 | static |
| 491 | _syscall6(ssize_t, __sys_sendto, int, sockfd, const void *, buffer, |
| 492 | size_t, len, int, flags, const struct sockaddr *, to, socklen_t, tolen) |
| 493 | ssize_t __libc_sendto(int sockfd, const void *buffer, size_t len, int flags,const struct sockaddr *to, socklen_t tolen) |
| 494 | { |
| 495 | if (SINGLE_THREAD_P) |
| 496 | return __sys_sendto(sockfd, buffer, len, flags, to, tolen); |
| 497 | |
| 498 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 499 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 500 | int result = __sys_sendto(sockfd, buffer, len, flags, to, tolen); |
| 501 | LIBC_CANCEL_RESET (oldtype); |
| 502 | return result; |
| 503 | #endif |
| 504 | } |
| 505 | #elif defined(__NR_socketcall) |
| 506 | /* send, sendto added by bir7@leland.stanford.edu */ |
| 507 | ssize_t __libc_sendto(int sockfd, const void *buffer, size_t len, int flags, |
| 508 | const struct sockaddr *to, socklen_t tolen) |
| 509 | { |
| 510 | unsigned long args[6]; |
| 511 | |
| 512 | args[0] = sockfd; |
| 513 | args[1] = (unsigned long) buffer; |
| 514 | args[2] = len; |
| 515 | args[3] = flags; |
| 516 | args[4] = (unsigned long) to; |
| 517 | args[5] = tolen; |
| 518 | |
| 519 | if (SINGLE_THREAD_P) |
| 520 | return (__socketcall(SYS_SENDTO, args)); |
| 521 | |
| 522 | #ifdef __UCLIBC_HAS_THREADS_NATIVE__ |
| 523 | int oldtype = LIBC_CANCEL_ASYNC (); |
| 524 | int result = __socketcall(SYS_SENDTO, args); |
| 525 | LIBC_CANCEL_RESET (oldtype); |
| 526 | return result; |
| 527 | #endif |
| 528 | } |
| 529 | #endif |
| 530 | weak_alias(__libc_sendto,sendto) |
| 531 | libc_hidden_weak(sendto) |
| 532 | #endif |
| 533 | |
| 534 | #ifdef L_setsockopt |
| 535 | #ifdef __NR_setsockopt |
| 536 | _syscall5(int, setsockopt, int, fd, int, level, int, optname, const void *, optval, socklen_t, optlen) |
| 537 | #elif defined(__NR_socketcall) |
| 538 | /* [sg]etsockoptions by bir7@leland.stanford.edu */ |
| 539 | int setsockopt(int fd, int level, int optname, const void *optval, |
| 540 | socklen_t optlen) |
| 541 | { |
| 542 | unsigned long args[5]; |
| 543 | |
| 544 | args[0] = fd; |
| 545 | args[1] = level; |
| 546 | args[2] = optname; |
| 547 | args[3] = (unsigned long) optval; |
| 548 | args[4] = optlen; |
| 549 | return (__socketcall(SYS_SETSOCKOPT, args)); |
| 550 | } |
| 551 | #endif |
| 552 | libc_hidden_def(setsockopt) |
| 553 | #endif |
| 554 | |
| 555 | #ifdef L_shutdown |
| 556 | #ifdef __NR_shutdown |
| 557 | _syscall2(int, shutdown, int, sockfd, int, how) |
| 558 | #elif defined(__NR_socketcall) |
| 559 | /* shutdown by bir7@leland.stanford.edu */ |
| 560 | int shutdown(int sockfd, int how) |
| 561 | { |
| 562 | unsigned long args[2]; |
| 563 | |
| 564 | args[0] = sockfd; |
| 565 | args[1] = how; |
| 566 | return (__socketcall(SYS_SHUTDOWN, args)); |
| 567 | } |
| 568 | #endif |
| 569 | #endif |
| 570 | |
| 571 | #ifdef L_socket |
| 572 | #ifdef __NR_socket |
| 573 | _syscall3(int, socket, int, family, int, type, int, protocol) |
| 574 | #elif defined(__NR_socketcall) |
| 575 | int socket(int family, int type, int protocol) |
| 576 | { |
| 577 | unsigned long args[3]; |
| 578 | |
| 579 | args[0] = family; |
| 580 | args[1] = type; |
| 581 | args[2] = (unsigned long) protocol; |
| 582 | return __socketcall(SYS_SOCKET, args); |
| 583 | } |
| 584 | #endif |
| 585 | libc_hidden_def(socket) |
| 586 | #endif |
| 587 | |
| 588 | #ifdef L_socketpair |
| 589 | #ifdef __NR_socketpair |
| 590 | _syscall4(int, socketpair, int, family, int, type, int, protocol, int *, sockvec) |
| 591 | #elif defined(__NR_socketcall) |
| 592 | int socketpair(int family, int type, int protocol, int sockvec[2]) |
| 593 | { |
| 594 | unsigned long args[4]; |
| 595 | |
| 596 | args[0] = family; |
| 597 | args[1] = type; |
| 598 | args[2] = protocol; |
| 599 | args[3] = (unsigned long) sockvec; |
| 600 | return __socketcall(SYS_SOCKETPAIR, args); |
| 601 | } |
| 602 | #endif |
| 603 | #endif |
| 604 | |