contrib/tnftp/tnftp.h

   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))