1 /* $NetBSD: tnftp.h,v 1.36 2014/10/31 07:22:03 lukem Exp $ */ 2 3 #define FTP_PRODUCT PACKAGE_NAME 4 #define FTP_VERSION PACKAGE_VERSION 5 6 #include "tnftp_config.h" 7 8 #include <assert.h> 9 #include <stdio.h> 10 #include <ctype.h> 11 #include <errno.h> 12 13 #if defined(HAVE_SYS_TYPES_H) 14 # include <sys/types.h> 15 #endif 16 #if defined(STDC_HEADERS) 17 # include <stdarg.h> 18 # include <stdlib.h> 19 # include <string.h> 20 #endif 21 #if defined(HAVE_LIBGEN_H) 22 # include <libgen.h> 23 #endif 24 #if defined(HAVE_UNISTD_H) 25 # include <unistd.h> 26 #endif 27 #if defined(HAVE_POLL_H) 28 # include <poll.h> 29 #elif defined(HAVE_SYS_POLL_H) 30 # include <sys/poll.h> 31 #endif 32 #if defined(HAVE_SYS_SOCKET_H) 33 # include <sys/socket.h> 34 #endif 35 #if defined(HAVE_NETINET_IN_H) 36 # include <netinet/in.h> 37 #endif 38 #if defined(HAVE_NETINET_IN_SYSTM_H) 39 # include <netinet/in_systm.h> 40 #endif 41 #if defined(HAVE_NETINET_IP_H) 42 # include <netinet/ip.h> 43 #endif 44 #if defined(HAVE_NETINET_TCP_H) 45 # include <netinet/tcp.h> 46 #endif 47 #if defined(HAVE_NETDB_H) 48 # if HAVE_DECL_AI_NUMERICHOST 49 # include <netdb.h> 50 # else /* !HAVE_DECL_AI_NUMERICHOST */ 51 # define getaddrinfo non_rfc2553_getaddrinfo 52 # include <netdb.h> 53 # undef getaddrinfo 54 # endif /* !HAVE_DECL_AI_NUMERICHOST */ 55 #endif 56 #if defined(HAVE_ARPA_INET_H) 57 # include <arpa/inet.h> 58 #endif 59 #if defined(HAVE_DIRENT_H) 60 # include <dirent.h> 61 #else 62 # define dirent direct 63 # if defined(HAVE_SYS_NDIR_H) 64 # include <sys/ndir.h> 65 # endif 66 # if defined(HAVE_SYS_DIR_H) 67 # include <sys/dir.h> 68 # endif 69 # if defined(HAVE_NDIR_H) 70 # include <ndir.h> 71 # endif 72 #endif 73 #if defined(HAVE_SYS_UIO_H) 74 # include <sys/uio.h> 75 #endif 76 77 #if defined(HAVE_SYS_IOCTL_H) 78 # include <sys/ioctl.h> 79 #endif 80 #if defined(HAVE_SYS_PARAM_H) 81 # include <sys/param.h> 82 #endif 83 #if defined(HAVE_SYS_STAT_H) 84 # include <sys/stat.h> 85 #endif 86 #if defined(HAVE_SYS_SYSLIMITS_H) 87 # include <sys/syslimits.h> 88 #endif 89 #if defined(HAVE_SYS_WAIT_H) 90 # include <sys/wait.h> 91 #endif 92 93 #if defined(HAVE_ARPA_FTP_H) 94 # include <arpa/ftp.h> 95 #endif 96 97 #if defined(HAVE_FCNTL_H) 98 # include <fcntl.h> 99 #endif 100 #if defined(HAVE_LIMITS_H) 101 # include <limits.h> 102 #endif 103 #if defined(HAVE_LOCALE_H) 104 # include <locale.h> 105 #endif 106 #if defined(HAVE_PWD_H) 107 # include <pwd.h> 108 #endif 109 #if defined(HAVE_SETJMP_H) 110 # include <setjmp.h> 111 #endif 112 #if defined(HAVE_SIGNAL_H) 113 # include <signal.h> 114 #endif 115 #if defined(HAVE_STDDEF_H) 116 # include <stddef.h> 117 #endif 118 #if defined(HAVE_TERMIOS_H) 119 # include <termios.h> 120 #endif 121 122 #if defined(HAVE_POLL) 123 /* we use poll */ 124 #elif defined(HAVE_SELECT) 125 /* we use select */ 126 #else /* !defined(HAVE_POLL) && !defined(HAVE_SELECT) */ 127 # error "no poll() or select() found" 128 #endif 129 #if !defined(POLLIN) 130 # define POLLIN 0x0001 131 #endif 132 #if !defined(POLLOUT) 133 # define POLLOUT 0x0004 134 #endif 135 #if !defined(POLLRDNORM) 136 # define POLLRDNORM 0x0040 137 #endif 138 #if !defined(POLLWRNORM) 139 # define POLLWRNORM POLLOUT 140 #endif 141 #if !defined(POLLRDBAND) 142 # define POLLRDBAND 0x0080 143 #endif 144 #if !defined(INFTIM) 145 # define INFTIM -1 146 #endif 147 #if !defined(HAVE_STRUCT_POLLFD) 148 struct pollfd { 149 int fd; 150 short events; 151 short revents; 152 }; 153 #endif 154 155 #if defined(TIME_WITH_SYS_TIME) 156 # include <sys/time.h> 157 # include <time.h> 158 #else 159 # if defined(HAVE_SYS_TIME_H) 160 # include <sys/time.h> 161 # else 162 # include <time.h> 163 # endif 164 #endif 165 166 #if defined(HAVE_ERR_H) 167 # include <err.h> 168 #endif 169 170 #if defined(USE_GLOB_H) /* not set by configure; used by other build systems */ 171 # include <glob.h> 172 #else 173 # include "ftpglob.h" 174 #endif 175 176 #if defined(HAVE_PATHS_H) 177 # include <paths.h> 178 #endif 179 #if !defined(_PATH_BSHELL) 180 # define _PATH_BSHELL "/bin/sh" 181 #endif 182 #if !defined(_PATH_TMP) 183 # define _PATH_TMP "/tmp/" 184 #endif 185 186 typedef struct _stringlist { 187 char **sl_str; 188 size_t sl_max; 189 size_t sl_cur; 190 } StringList; 191 192 StringList *sl_init(void); 193 int sl_add(StringList *, char *); 194 void sl_free(StringList *, int); 195 char *sl_find(StringList *, char *); 196 197 #if defined(HAVE_TERMCAP_H) 198 # include <termcap.h> 199 #else 200 int tgetent(char *, const char *); 201 char *tgetstr(const char *, char **); 202 int tgetflag(const char *); 203 int tgetnum(const char *); 204 char *tgoto(const char *, int, int); 205 void tputs(const char *, int, int (*)(int)); 206 #endif /* !HAVE_TERMCAP_H */ 207 208 #if defined(HAVE_VIS_H) && defined(HAVE_STRVIS) && defined(HAVE_STRUNVIS) 209 # include <vis.h> 210 #else 211 # include "ftpvis.h" 212 #endif 213 214 #if !defined(HAVE_IN_PORT_T) 215 typedef unsigned short in_port_t; 216 #endif 217 218 #if !defined(HAVE_SA_FAMILY_T) 219 typedef unsigned short sa_family_t; 220 #endif 221 222 #if !defined(HAVE_SOCKLEN_T) 223 typedef unsigned int socklen_t; 224 #endif 225 226 #if defined(USE_INET6) 227 # define INET6 228 #endif 229 230 #if !HAVE_DECL_AI_NUMERICHOST 231 232 /* RFC 2553 */ 233 #undef EAI_ADDRFAMILY 234 #define EAI_ADDRFAMILY 1 /* address family for hostname not supported */ 235 #undef EAI_AGAIN 236 #define EAI_AGAIN 2 /* temporary failure in name resolution */ 237 #undef EAI_BADFLAGS 238 #define EAI_BADFLAGS 3 /* invalid value for ai_flags */ 239 #undef EAI_FAIL 240 #define EAI_FAIL 4 /* non-recoverable failure in name resolution */ 241 #undef EAI_FAMILY 242 #define EAI_FAMILY 5 /* ai_family not supported */ 243 #undef EAI_MEMORY 244 #define EAI_MEMORY 6 /* memory allocation failure */ 245 #undef EAI_NODATA 246 #define EAI_NODATA 7 /* no address associated with hostname */ 247 #undef EAI_NONAME 248 #define EAI_NONAME 8 /* hostname nor servname provided, or not known */ 249 #undef EAI_SERVICE 250 #define EAI_SERVICE 9 /* servname not supported for ai_socktype */ 251 #undef EAI_SOCKTYPE 252 #define EAI_SOCKTYPE 10 /* ai_socktype not supported */ 253 #undef EAI_SYSTEM 254 #define EAI_SYSTEM 11 /* system error returned in errno */ 255 256 /* KAME extensions? */ 257 #undef EAI_BADHINTS 258 #define EAI_BADHINTS 12 259 #undef EAI_PROTOCOL 260 #define EAI_PROTOCOL 13 261 #undef EAI_MAX 262 #define EAI_MAX 14 263 264 /* RFC 2553 */ 265 #undef NI_MAXHOST 266 #define NI_MAXHOST 1025 267 #undef NI_MAXSERV 268 #define NI_MAXSERV 32 269 270 #undef NI_NOFQDN 271 #define NI_NOFQDN 0x00000001 272 #undef NI_NUMERICHOST 273 #define NI_NUMERICHOST 0x00000002 274 #undef NI_NAMEREQD 275 #define NI_NAMEREQD 0x00000004 276 #undef NI_NUMERICSERV 277 #define NI_NUMERICSERV 0x00000008 278 #undef NI_DGRAM 279 #define NI_DGRAM 0x00000010 280 281 /* RFC 2553 */ 282 #undef AI_PASSIVE 283 #define AI_PASSIVE 0x00000001 /* get address to use bind() */ 284 #undef AI_CANONNAME 285 #define AI_CANONNAME 0x00000002 /* fill ai_canonname */ 286 287 /* KAME extensions ? */ 288 #undef AI_NUMERICHOST 289 #define AI_NUMERICHOST 0x00000004 /* prevent name resolution */ 290 #undef AI_MASK 291 #define AI_MASK (AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST) 292 293 /* RFC 2553 */ 294 #undef AI_ALL 295 #define AI_ALL 0x00000100 /* IPv6 and IPv4-mapped (with AI_V4MAPPED) */ 296 #undef AI_V4MAPPED_CFG 297 #define AI_V4MAPPED_CFG 0x00000200 /* accept IPv4-mapped if kernel supports */ 298 #undef AI_ADDRCONFIG 299 #define AI_ADDRCONFIG 0x00000400 /* only if any address is assigned */ 300 #undef AI_V4MAPPED 301 #define AI_V4MAPPED 0x00000800 /* accept IPv4-mapped IPv6 address */ 302 303 #endif /* !HAVE_DECL_AI_NUMERICHOST */ 304 305 306 #if !HAVE_DECL_AI_NUMERICHOST && !defined(HAVE_STRUCT_ADDRINFO) \ 307 && !defined(USE_SOCKS) 308 309 struct addrinfo { 310 int ai_flags; /* AI_PASSIVE, AI_CANONNAME, AI_NUMERICHOST */ 311 int ai_family; /* PF_xxx */ 312 int ai_socktype; /* SOCK_xxx */ 313 int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */ 314 socklen_t ai_addrlen; /* length of ai_addr */ 315 char *ai_canonname; /* canonical name for hostname */ 316 struct sockaddr *ai_addr; /* binary address */ 317 struct addrinfo *ai_next; /* next structure in linked list */ 318 }; 319 320 int getaddrinfo(const char *, const char *, 321 const struct addrinfo *, struct addrinfo **); 322 int getnameinfo(const struct sockaddr *, socklen_t, 323 char *, size_t, char *, size_t, int); 324 void freeaddrinfo(struct addrinfo *); 325 const char *gai_strerror(int); 326 327 #endif /* !HAVE_DECL_AI_NUMERICHOST && !defined(HAVE_STRUCT_ADDRINFO) \ 328 && !defined(USE_SOCKS) */ 329 330 #if !defined(HAVE_STRUCT_DIRENT_D_NAMLEN) 331 # define DIRENT_MISSING_D_NAMLEN 332 #endif 333 334 #if !HAVE_DECL_H_ERRNO 335 extern int h_errno; 336 #endif 337 #define HAVE_H_ERRNO 1 /* XXX: an assumption for now... */ 338 339 #if !HAVE_DECL_FCLOSE 340 int fclose(FILE *); 341 #endif 342 343 #if !HAVE_DECL_GETPASS 344 char *getpass(const char *); 345 #endif 346 347 #if !HAVE_DECL_OPTARG 348 extern char *optarg; 349 #endif 350 351 #if !HAVE_DECL_OPTIND 352 extern int optind; 353 #endif 354 355 #if !HAVE_DECL_PCLOSE 356 int pclose(FILE *); 357 #endif 358 359 #if !HAVE_DECL_DIRNAME 360 char *dirname(char *); 361 #endif 362 363 #if !defined(HAVE_ERR) 364 void err(int, const char *, ...); 365 void errx(int, const char *, ...); 366 void warn(const char *, ...); 367 void warnx(const char *, ...); 368 #endif 369 370 #if !defined(HAVE_FGETLN) 371 char *fgetln(FILE *, size_t *); 372 #endif 373 374 #if !defined(HAVE_FSEEKO) 375 int fseeko(FILE *, off_t, int); 376 #endif 377 378 #if !defined(HAVE_INET_NTOP) 379 const char *inet_ntop(int, const void *, char *, socklen_t); 380 #endif 381 382 #if !defined(HAVE_INET_PTON) 383 int inet_pton(int, const char *, void *); 384 #endif 385 386 #if !defined(HAVE_MKSTEMP) 387 int mkstemp(char *); 388 #endif 389 390 #if !defined(HAVE_SETPROGNAME) 391 const char *getprogname(void); 392 void setprogname(const char *); 393 #endif 394 395 #if !defined(HAVE_SNPRINTF) 396 int snprintf(char *, size_t, const char *, ...); 397 #endif 398 399 #if !defined(HAVE_STRDUP) 400 char *strdup(const char *); 401 #endif 402 403 #if !defined(HAVE_STRERROR) 404 char *strerror(int); 405 #endif 406 407 #if !defined(HAVE_STRPTIME) || !HAVE_DECL_STRPTIME 408 char *strptime(const char *, const char *, struct tm *); 409 #endif 410 411 #if defined(HAVE_PRINTF_LONG_LONG) && defined(HAVE_LONG_LONG_INT) 412 # if !defined(HAVE_STRTOLL) 413 long long strtoll(const char *, char **, int); 414 # endif 415 # if !defined(LLONG_MIN) 416 # define LLONG_MIN (-0x7fffffffffffffffLL-1) 417 # endif 418 # if !defined(LLONG_MAX) 419 # define LLONG_MAX (0x7fffffffffffffffLL) 420 # endif 421 #else /* !(defined(HAVE_PRINTF_LONG_LONG) && defined(HAVE_LONG_LONG_INT)) */ 422 # define NO_LONG_LONG 1 423 #endif /* !(defined(HAVE_PRINTF_LONG_LONG) && defined(HAVE_LONG_LONG_INT)) */ 424 425 #if !defined(HAVE_TIMEGM) 426 time_t timegm(struct tm *); 427 #endif 428 429 #if !defined(HAVE_STRLCAT) 430 size_t strlcat(char *, const char *, size_t); 431 #endif 432 433 #if !defined(HAVE_STRLCPY) 434 size_t strlcpy(char *, const char *, size_t); 435 #endif 436 437 #if !defined(HAVE_STRSEP) 438 char *strsep(char **stringp, const char *delim); 439 #endif 440 441 #if !defined(HAVE_UTIMES) 442 int utimes(const char *, const struct timeval *); 443 #endif 444 445 #if !defined(HAVE_MEMMOVE) 446 # define memmove(a,b,c) bcopy((b),(a),(c)) 447 /* XXX: add others #defines for borken systems? */ 448 #endif 449 450 #if defined(HAVE_GETPASSPHRASE) 451 # define getpass getpassphrase 452 #endif 453 454 #if !defined(MIN) 455 # define MIN(a, b) ((a) < (b) ? (a) : (b)) 456 #endif 457 #if !defined(MAX) 458 # define MAX(a, b) ((a) < (b) ? (b) : (a)) 459 #endif 460 461 #if !defined(timersub) 462 # define timersub(tvp, uvp, vvp) \ 463 do { \ 464 (vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec; \ 465 (vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec; \ 466 if ((vvp)->tv_usec < 0) { \ 467 (vvp)->tv_sec--; \ 468 (vvp)->tv_usec += 1000000; \ 469 } \ 470 } while (0) 471 #endif 472 473 #if !defined(S_ISLNK) 474 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK) 475 #endif 476 477 #define EPOCH_YEAR 1970 478 #define SECSPERHOUR 3600 479 #define SECSPERDAY 86400 480 #define TM_YEAR_BASE 1900 481 482 #if defined(USE_SOCKS) /* (Dante) SOCKS5 */ 483 #define connect Rconnect 484 #define bind Rbind 485 #define getsockname Rgetsockname 486 #define getpeername Rgetpeername 487 #define accept Raccept 488 #define rresvport Rrresvport 489 #define bindresvport Rbindresvport 490 #define gethostbyname Rgethostbyname 491 #define gethostbyname2 Rgethostbyname2 492 #define sendto Rsendto 493 #define recvfrom Rrecvfrom 494 #define recvfrom Rrecvfrom 495 #define write Rwrite 496 #define writev Rwritev 497 #define send Rsend 498 #define sendmsg Rsendmsg 499 #define read Rread 500 #define readv Rreadv 501 #define recv Rrecv 502 #define recvmsg Rrecvmsg 503 #define getaddrinfo Rgetaddrinfo 504 #define getipnodebyname Rgetipnodebyname 505 #endif /* defined(USE_SOCKS) */ 506 507 508 /* 509 * Compatibility for stuff in NetBSD <sys/cdefs.h> 510 */ 511 #undef __dead 512 #define __dead 513 514 #ifdef __UNCONST 515 #undef __UNCONST 516 #endif 517 #define __UNCONST(a) ((void *)(unsigned long)(const void *)(a)) 518