1 /*@ S-nail - a mail user agent derived from Berkeley Mail.
2 *@ Header inclusion, macros, constants, types and the global var declarations.
4 * Copyright (c) 2000-2004 Gunnar Ritter, Freiburg i. Br., Germany.
5 * Copyright (c) 2012 - 2016 Steffen (Daode) Nurpmeso <steffen@sdaoden.eu>.
8 * Copyright (c) 1980, 1993
9 * The Regents of the University of California. All rights reserved.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. Neither the name of the University nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37 * Mail -- a mail program
39 * Author: Kurt Shoens (UCB) March 25, 1978
45 #include <sys/types.h>
47 #ifdef HAVE_GETTIMEOFDAY
48 # include <sys/time.h>
64 #if defined __STDC_VERSION__ && __STDC_VERSION__ + 0 >= 199901L
67 # include <inttypes.h>
84 #ifdef HAVE_OPENSSL_MD5
85 # include <openssl/md5.h>
89 * Constants, some nail-specific macros
92 #if !defined NI_MAXHOST
93 # define NI_MAXHOST 1025
96 /* TODO PATH_MAX: fixed-size buffer is always wrong (think NFS) */
99 # define PATH_MAX MAXPATHLEN
101 # define PATH_MAX 1024 /* _XOPEN_PATH_MAX POSIX 2008/Cor 1-2013 */
105 #ifndef HOST_NAME_MAX
106 # ifdef _POSIX_HOST_NAME_MAX
107 # define HOST_NAME_MAX _POSIX_HOST_NAME_MAX
109 # define HOST_NAME_MAX 255
114 # ifdef _POSIX_NAME_MAX
115 # define NAME_MAX _POSIX_NAME_MAX
121 # error NAME_MAX too small
125 # define STDIN_FILENO 0
127 #ifndef STDOUT_FILENO
128 # define STDOUT_FILENO 1
130 #ifndef STDERR_FILENO
131 # define STDERR_FILENO 2
136 # define NSIG NSIG_MAX
138 # define NSIG ((sizeof(sigset_t) * 8) - 1)
142 # define _O_CLOEXEC O_CLOEXEC
143 # define _CLOEXEC_SET(FD) do {;} while(0)
145 # define _O_CLOEXEC 0
146 # define _CLOEXEC_SET(FD) \
147 do { (void)fcntl((FD), F_SETFD, FD_CLOEXEC); } while (0)
151 # define n_O_NOFOLLOW O_NOFOLLOW
153 # define n_O_NOFOLLOW 0
158 #if BUFSIZ + 0 > 2560 /* TODO simply use BUFSIZ? */
159 # define LINESIZE BUFSIZ /* max readable line width */
161 # define LINESIZE 2560
163 #define BUFFER_SIZE (BUFSIZ >= (1u << 13) ? BUFSIZ : (1u << 14))
165 /* Network protocol newline */
166 #define NETNL "\015\012"
167 #define NETLINE(X) X NETNL
169 /* Number of Not-Yet-Dead calls that are remembered */
170 #if defined HAVE_DEBUG || defined HAVE_DEVEL || defined HAVE_NYD2
172 # define NYD_CALLS_MAX (25 * 84)
173 # elif defined HAVE_DEVEL
174 # define NYD_CALLS_MAX (25 * 42)
176 # define NYD_CALLS_MAX (25 * 10)
180 #define APPEND /* New mail goes to end of mailbox */
181 #define CBAD (-15555)
182 #define DOTLOCK_TRIES 5 /* Number of open(2) calls for dotlock */
183 #define FILE_LOCK_TRIES 10 /* Maximum tries before n_file_lock() fails */
184 #define FILE_LOCK_MILLIS 200 /* If UIZ_MAX, fall back to that */
185 #define ERRORS_MAX 1000 /* Maximum error ring entries TODO configable*/
186 #define ESCAPE '~' /* Default escape for sending */
187 #define HIST_SIZE 242 /* tty.c: history list default size */
188 #define HSHSIZE 23 /* Hash prime TODO make dynamic, obsolete */
189 #define MAXARGC 1024 /* Maximum list of raw strings */
190 #define MAXEXP 25 /* Maximum expansion of aliases */
191 #define PROMPT_BUFFER_SIZE 80 /* getprompt() bufsize (> 3!) */
192 #define REFERENCES_MAX 20 /* Maximum entries in References: */
193 #define FTMP_OPEN_TRIES 10 /* Maximum number of Ftmp() open(2) tries */
195 #define ACCOUNT_NULL "null" /* Name of "null" account */
197 /* Some environment variables for pipe hooks */
198 #define AGENT_USER "NAIL_USER"
199 #define AGENT_USER_ENC "NAIL_USER_ENC"
200 #define AGENT_HOST "NAIL_HOST"
201 #define AGENT_HOST_PORT "NAIL_HOST_PORT"
205 # define n_COLOUR(X) X
210 /* Special FD requests for run_command() / start_command() */
211 #define COMMAND_FD_PASS -1
212 #define COMMAND_FD_NULL -2
215 #define FROM_DATEBUF 64 /* Size of RFC 4155 From_ line date */
216 #define DATE_DAYSYEAR 365L
217 #define DATE_SECSMIN 60L
218 #define DATE_MINSHOUR 60L
219 #define DATE_HOURSDAY 24L
220 #define DATE_SECSDAY (DATE_SECSMIN * DATE_MINSHOUR * DATE_HOURSDAY)
222 /* *indentprefix* default as of POSIX */
223 #define INDENT_DEFAULT "\t"
225 /* Default *encoding* as enum mime_enc below */
226 #define MIME_DEFAULT_ENCODING MIMEE_QP
228 /* Maximum allowed line length in a mail before QP folding is necessary), and
229 * the real limit we go for */
230 #define MIME_LINELEN_MAX 998 /* Plus CRLF */
231 #define MIME_LINELEN_LIMIT (MIME_LINELEN_MAX - 48)
234 #define MIME_LINELEN 78 /* Plus CRLF */
236 /* And in headers which contain an encoded word according to RFC 2047 there is
237 * yet another limit; also RFC 2045: 6.7, (5). */
238 #define MIME_LINELEN_RFC2047 76
240 /* Locations of mime.types(5) */
241 #define MIME_TYPES_USR "~/.mime.types"
242 #define MIME_TYPES_SYS "/etc/mime.types"
244 /* Fallback MIME charsets, if *charset-7bit* and *charset-8bit* or not set.
245 * (Keep in SYNC: ./nail.1:"Character sets", ./nail.h:CHARSET_*!) */
246 #define CHARSET_7BIT "US-ASCII"
248 # define CHARSET_8BIT "UTF-8"
249 # define CHARSET_8BIT_OKEY charset_8bit
251 # define CHARSET_8BIT "ISO-8859-1"
252 # define CHARSET_8BIT_OKEY ttycharset
255 /* Some environment variables for pipe hooks etc. */
256 #define NAILENV_TMPDIR "NAIL_TMPDIR"
257 #define NAILENV_FILENAME "NAIL_FILENAME"
258 #define NAILENV_FILENAME_GENERATED "NAIL_FILENAME_GENERATED"
259 #define NAILENV_FILENAME_TEMPORARY "NAIL_FILENAME_TEMPORARY"
260 #define NAILENV_CONTENT "NAIL_CONTENT"
261 #define NAILENV_CONTENT_EVIDENCE "NAIL_CONTENT_EVIDENCE"
263 /* Is *W* a quoting (ASCII only) character? */
265 ((W) == n_WC_C('>') || (W) == n_WC_C('|') ||\
266 (W) == n_WC_C('}') || (W) == n_WC_C(':'))
268 /* Maximum number of quote characters (not bytes!) that'll be used on
269 * follow lines when compressing leading quote characters */
272 /* How much spaces should a <tab> count when *quote-fold*ing? (power-of-two!) */
273 #define QUOTE_TAB_SPACES 8
275 /* Smells fishy after, or asks for shell expansion, dependent on context */
276 #define n_SHEXP_MAGIC_PATH_CHARS "|&;<>{}()[]*?$`'\"\\"
278 /* Maximum size of a message that is passed through to the spam system */
279 #define SPAM_MAXSIZE 420000
281 /* String dope: dynamic buffer size, and size of the single builtin one that's
282 * used first; note that these value include the size of the structure */
283 #define SBUFFER_SIZE ((0x10000u >> 1u) - 0x400)
284 #define SBUFFER_BUILTIN (0x10000u >> 1u)
286 /* Switch indicating necessity of terminal access interface (termcap.c) */
287 #if defined HAVE_TERMCAP || defined HAVE_COLOUR || defined HAVE_MLE
292 * OS, CC support, generic macros etc.
295 /* OS: we're not a library, only set what needs special treatment somewhere */
296 #define OS_DRAGONFLY 0
302 # define OS_DRAGONFLY 1
303 #elif defined __solaris__ || defined __sun
304 # if defined __SVR4 || defined __svr4__
306 # define OS_SOLARIS 1
315 #define PREREQ_CLANG(X,Y) 0
317 #define PREREQ_GCC(X,Y) 0
319 #define PREREQ_TCC(X,Y) 0
325 # define PREREQ_CLANG(X,Y) \
326 (__clang_major__ + 0 > (X) || \
327 (__clang_major__ + 0 == (X) && __clang_minor__ + 0 >= (Y)))
328 # define __EXTEN __extension__
330 #elif defined __GNUC__
334 # define PREREQ_GCC(X,Y) \
335 (__GNUC__ + 0 > (X) || (__GNUC__ + 0 == (X) && __GNUC_MINOR__ + 0 >= (Y)))
336 # define __EXTEN __extension__
338 #elif defined __TINYC__
347 /* Suppress some technical warnings via #pragma's unless developing.
348 * XXX Wild guesses: clang(1) 1.7 and (OpenBSD) gcc(1) 4.2.1 don't work */
350 # if PREREQ_CLANG(3, 4)
351 # pragma clang diagnostic ignored "-Wassign-enum"
352 # pragma clang diagnostic ignored "-Wdisabled-macro-expansion"
353 # pragma clang diagnostic ignored "-Wformat"
354 # pragma clang diagnostic ignored "-Wunused-result"
355 # elif PREREQ_GCC(4, 7)
356 # pragma GCC diagnostic ignored "-Wunused-local-typedefs"
357 # pragma GCC diagnostic ignored "-Wunused-result"
358 # pragma GCC diagnostic ignored "-Wformat"
362 /* For injection macros like DBG(), NATCH_CHAR() */
365 #define EMPTY_FILE() typedef int CONCAT(avoid_empty_file__, n_FILE);
367 /* Pointer to size_t */
368 #define PTR2SIZE(X) ((size_t)(uintptr_t)(X))
370 /* Pointer comparison (types from below) */
371 #define PTRCMP(A,C,B) ((uintptr_t)(A) C (uintptr_t)(B))
373 /* Ditto, compare (maybe mixed-signed) integers cases to T bits, unsigned;
374 * Note: doesn't sign-extend correctly, that's still up to the caller */
375 #define UICMP(T,A,C,B) ((ui ## T ## _t)(A) C (ui ## T ## _t)(B))
377 /* Align something to a size/boundary that cannot cause just any problem */
378 #define n_ALIGN(X) (((X) + 2*sizeof(void*)) & ~((2*sizeof(void*)) - 1))
379 #define n_ALIGN_SMALL(X) (((X) + sizeof(void*)) & ~((sizeof(void*)) - 1))
381 /* Members in constant array */
383 # define NELEM(A) (sizeof(A) / sizeof(A[0]))
386 /* sizeof() for member fields */
387 #define SIZEOF_FIELD(T,F) sizeof(((T *)NULL)->F)
389 /* Casts-away (*NOT* cast-away) */
390 #define UNUSED(X) ((void)(X))
391 #define UNCONST(P) ((void*)(uintptr_t)(void const*)(P))
392 #define UNVOLATILE(P) ((void*)(uintptr_t)(void volatile*)(P))
393 /* To avoid warnings with modern compilers for "char*i; *(si32_t*)i=;" */
394 #define UNALIGN(T,P) ((T)(uintptr_t)(P))
395 #define UNXXX(T,C,P) ((T)(uintptr_t)(C)(P))
397 /* __STDC_VERSION__ is ISO C99, so also use __STDC__, which should work */
398 #if defined __STDC__ || defined __STDC_VERSION__ /*|| defined __cplusplus*/
399 # define STRING(X) #X
400 # define XSTRING(X) STRING(X)
401 # define CONCAT(S1,S2) _CONCAT(S1, S2)
402 # define _CONCAT(S1,S2) S1 ## S2
404 # define STRING(X) "X"
405 # define XSTRING STRING
406 # define CONCAT(S1,S2) S1/**/S2
409 #if defined __STDC_VERSION__ && __STDC_VERSION__ + 0 >= 199901L
410 # define n_FIELD_INITN(N) CONCAT(., N) =
411 # define n_FIELD_INITI(I) [I] =
413 # define n_FIELD_INITN(N)
414 # define n_FIELD_INITI(N)
417 #if defined __STDC_VERSION__ && __STDC_VERSION__ + 0 >= 199901L
418 # define VFIELD_SIZE(X)
419 # define VFIELD_SIZEOF(T,F) (0)
420 # define VSTRUCT_SIZEOF(T,F) sizeof(T)
422 # define VFIELD_SIZE(X) \
423 ((X) == 0 ? sizeof(size_t) \
424 : ((ssize_t)(X) < 0 ? sizeof(size_t) - ABS(X) : (size_t)(X)))
425 # define VFIELD_SIZEOF(T,F) SIZEOF_FIELD(T, F)
426 # define VSTRUCT_SIZEOF(T,F) (sizeof(T) - SIZEOF_FIELD(T, F))
430 # define SINLINE n_INLINE /* TODO obsolete */
432 # define SINLINE static
436 #if defined __STDC_VERSION__ && __STDC_VERSION__ + 0 >= 199901L
437 # define __FUN__ __func__
438 #elif CC_CLANG || PREREQ_GCC(3, 4)
439 # define __FUN__ __extension__ __FUNCTION__
441 # define __FUN__ uagent /* Something that is not a literal */
444 #if defined __predict_true && defined __predict_false
445 # define LIKELY(X) __predict_true(X)
446 # define UNLIKELY(X) __predict_false(X)
447 #elif CC_CLANG || PREREQ_GCC(2, 96)
448 # define LIKELY(X) __builtin_expect(X, 1)
449 # define UNLIKELY(X) __builtin_expect(X, 0)
451 # define LIKELY(X) (X)
452 # define UNLIKELY(X) (X)
455 #undef HAVE_NATCH_CHAR
457 #if defined HAVE_SETLOCALE && defined HAVE_C90AMEND1 && defined HAVE_WCWIDTH
458 # define HAVE_NATCH_CHAR
459 # define NATCH_CHAR(X) X
461 # define NATCH_CHAR(X)
464 /* Compile-Time-Assert
465 * Problem is that some compilers warn on unused local typedefs, so add
466 * a special local CTA to overcome this */
467 #define CTA(TEST) _CTA_1(TEST, n_FILE, __LINE__)
468 #define LCTA(TEST) _LCTA_1(TEST, n_FILE, __LINE__)
470 #if defined __STDC_VERSION__ && __STDC_VERSION__ + 0 >= 201112L
471 # define n_CTA(T,M) _Static_assert(T, M)
472 # define n_LCTA(T,M) _Static_assert(T, M)
474 # define n_CTA(T,M) _CTA_1(T, n_FILE, __LINE__)
475 # define n_LCTA(T,M) _LCTA_1(T, n_FILE, __LINE__)
477 #define n_CTAV(T) n_CTA(T, "Unexpected value of constant")
478 #define n_LCTAV(T) n_LCTA(T, "Unexpected value of constant")
481 # define n_MCTA(T,M) n_CTA(T, M);
486 #define _CTA_1(T,F,L) _CTA_2(T, F, L)
487 #define _CTA_2(T,F,L) \
488 typedef char ASSERTION_failed_in_file_## F ## _at_line_ ## L[(T) ? 1 : -1]
489 #define _LCTA_1(T,F,L) _LCTA_2(T, F, L)
490 #define _LCTA_2(T,F,L) \
492 typedef char ASSERTION_failed_in_file_## F ## _at_line_ ## L[(T) ? 1 : -1];\
493 ASSERTION_failed_in_file_## F ## _at_line_ ## L __i_am_unused__;\
494 UNUSED(__i_am_unused__);\
497 #define UNINIT(N,V) N = V
500 #define ISPOW2(X) ((((X) - 1) & (X)) == 0)
502 #define MIN(A, B) ((A) < (B) ? (A) : (B))
504 #define MAX(A, B) ((A) < (B) ? (B) : (A))
506 #define ABS(A) ((A) < 0 ? -(A) : (A))
508 /* Create a bit mask for the bit range LO..HI -- HI can't use highest bit! */
509 #define n_BITENUM_MASK(LO,HI) (((1u << ((HI) + 1)) - 1) & ~((1u << (LO)) - 1))
515 # define assert(X) UNUSED(0)
518 # define DBGOR(X,Y) Y
522 # define DBGOR(X,Y) X
525 /* Translation (init in main.c) */
534 * Types TODO v15: n_XX_t
538 # define UI8_MAX UINT8_MAX
539 # define SI8_MIN INT8_MIN
540 # define SI8_MAX INT8_MAX
541 typedef uint8_t ui8_t
;
542 typedef int8_t si8_t
;
543 #elif UCHAR_MAX != 255
544 # error UCHAR_MAX must be 255
546 # define UI8_MAX UCHAR_MAX
547 # define SI8_MIN CHAR_MIN
548 # define SI8_MAX CHAR_MAX
549 typedef unsigned char ui8_t
;
550 typedef signed char si8_t
;
553 #if !defined PRIu8 || !defined PRId8
561 # define UI16_MAX UINT16_MAX
562 # define SI16_MIN INT16_MIN
563 # define SI16_MAX INT16_MAX
564 typedef uint16_t ui16_t
;
565 typedef int16_t si16_t
;
566 #elif USHRT_MAX != 0xFFFFu
567 # error USHRT_MAX must be 0xFFFF
569 # define UI16_MAX USHRT_MAX
570 # define SI16_MIN SHRT_MIN
571 # define SI16_MAX SHRT_MAX
572 typedef unsigned short ui16_t
;
573 typedef signed short si16_t
;
576 #if !defined PRIu16 || !defined PRId16
579 # if UI16_MAX == UINT_MAX
589 # define UI32_MAX UINT32_MAX
590 # define SI32_MIN INT32_MIN
591 # define SI32_MAX INT32_MAX
592 typedef uint32_t ui32_t
;
593 typedef int32_t si32_t
;
594 #elif ULONG_MAX == 0xFFFFFFFFu
595 # define UI32_MAX ULONG_MAX
596 # define SI32_MIN LONG_MIN
597 # define SI32_MAX LONG_MAX
598 typedef unsigned long int ui32_t
;
599 typedef signed long int si32_t
;
600 #elif UINT_MAX != 0xFFFFFFFFu
601 # error UINT_MAX must be 0xFFFFFFFF
603 # define UI32_MAX UINT_MAX
604 # define SI32_MIN INT_MIN
605 # define SI32_MAX INT_MAX
606 typedef unsigned int ui32_t
;
607 typedef signed int si32_t
;
610 #if !defined PRIu32 || !defined PRId32
613 # if UI32_MAX == ULONG_MAX
623 # define UI64_MAX UINT64_MAX
624 # define SI64_MIN INT64_MIN
625 # define SI64_MAX INT64_MAX
626 typedef uint64_t ui64_t
;
627 typedef int64_t si64_t
;
628 #elif ULONG_MAX <= 0xFFFFFFFFu
629 # if !defined ULLONG_MAX || (ULLONG_MAX >> 31) < 0xFFFFFFFFu
630 # error We need a 64 bit integer
632 # define UI64_MAX ULLONG_MAX
633 # define SI64_MIN LLONG_MIN
634 # define SI64_MAX LLONG_MAX
635 __EXTEN
typedef unsigned long long ui64_t
;
636 __EXTEN
typedef signed long long si64_t
;
639 # define UI64_MAX ULONG_MAX
640 # define SI64_MIN LONG_MIN
641 # define SI64_MAX LONG_MAX
642 typedef unsigned long ui64_t
;
643 typedef signed long si64_t
;
646 #if !defined PRIu64 || !defined PRId64 || !defined PRIX64
650 # if defined ULLONG_MAX && UI64_MAX == ULLONG_MAX
651 # define PRIu64 "llu"
652 # define PRId64 "lld"
653 # define PRIX64 "llX"
661 /* (So that we can use UICMP() for size_t comparison, too) */
662 typedef size_t uiz_t
;
663 typedef ssize_t siz_t
;
667 #if defined __STDC_VERSION__ && __STDC_VERSION__ + 0 >= 199901L
670 # define UIZ_MAX SIZE_MAX
671 #elif defined SIZE_MAX
672 /* UnixWare has size_t as unsigned as required but uses a signed limit
673 * constant (which is thus false!) */
674 # if SIZE_MAX == UI64_MAX || SIZE_MAX == SI64_MAX
675 # define PRIuZ PRIu64
676 # define PRIdZ PRId64
677 n_MCTA(sizeof(size_t) == sizeof(ui64_t
),
678 "Format string mismatch, compile with ISO C99 compiler (-std=c99)!")
679 # elif SIZE_MAX == UI32_MAX || SIZE_MAX == SI32_MAX
680 # define PRIuZ PRIu32
681 # define PRIdZ PRId32
682 n_MCTA(sizeof(size_t) == sizeof(ui32_t
),
683 "Format string mismatch, compile with ISO C99 compiler (-std=c99)!")
685 # error SIZE_MAX is neither UI64_MAX nor UI32_MAX (please report this)
687 # define UIZ_MAX SIZE_MAX
692 n_MCTA(sizeof(size_t) == sizeof(unsigned long),
693 "Format string mismatch, compile with ISO C99 compiler (-std=c99)!")
694 # define UIZ_MAX ULONG_MAX
699 # define uintptr_t size_t
700 # define UINTPTR_MAX SIZE_MAX
702 # define uintptr_t unsigned long
703 # define UINTPTR_MAX ULONG_MAX
707 #if !defined PRIuPTR || !defined PRIXPTR
710 # if UINTPTR_MAX == ULONG_MAX
711 # define PRIuPTR "lu"
712 # define PRIXPTR "lX"
719 #ifdef HAVE_C90AMEND1
720 typedef wchar_t wc_t
;
721 # define n_WC_C(X) L ## X
723 typedef char wc_t
; /* Yep: really 8-bit char */
727 enum {FAL0
, TRU1
, TRUM1
= -1};
728 typedef si8_t bool_t
;
730 /* Add shorter aliases for "normal" integers TODO v15 -> n_XX_t */
731 typedef unsigned long ul_i
;
732 typedef unsigned int ui_i
;
733 typedef unsigned short us_i
;
734 typedef unsigned char uc_i
;
736 typedef signed long sl_i
;
737 typedef signed int si_i
;
738 typedef signed short ss_i
;
739 typedef signed char sc_i
;
741 typedef void ( *sighandler_type
)(int); /* TODO v15 obsolete */
742 typedef void ( *n_sighdl_t
)(int);
745 AUTHTYPE_NONE
= 1<<0,
746 AUTHTYPE_PLAIN
= 1<<1, /* POP3: APOP is covered by this */
747 AUTHTYPE_LOGIN
= 1<<2,
748 AUTHTYPE_CRAM_MD5
= 1<<3,
749 AUTHTYPE_GSSAPI
= 1<<4
752 enum expand_addr_flags
{
753 EAF_NONE
= 0, /* -> EAF_NOFILE | EAF_NOPIPE */
754 EAF_RESTRICT
= 1<<0, /* "restrict" (do unless interaktive / -[~#]) */
755 EAF_FAIL
= 1<<1, /* "fail" */
756 /* Bits reused by enum expand_addr_check_mode! */
757 EAF_FILE
= 1<<3, /* +"file" targets */
758 EAF_PIPE
= 1<<4, /* +"pipe" command pipe targets */
759 EAF_NAME
= 1<<5, /* +"name"s (non-address) names / MTA aliases */
760 EAF_ADDR
= 1<<6, /* +"addr" network address (contain "@") */
762 EAF_TARGET_MASK
= EAF_FILE
| EAF_PIPE
| EAF_NAME
| EAF_ADDR
,
763 EAF_RESTRICT_TARGETS
= EAF_NAME
| EAF_ADDR
/* (default set if not set) */
766 enum expand_addr_check_mode
{
767 EACM_NONE
= 0, /* Don't care about *expandaddr* */
768 EACM_NORMAL
= 1<<0, /* Use our normal *expandaddr* checking */
769 EACM_STRICT
= 1<<1, /* Never allow any file or pipe addresse */
770 EACM_MODE_MASK
= 0x3, /* _NORMAL and _STRICT are mutual! */
772 EACM_NOLOG
= 1<<2, /* Don't log check errors */
774 /* Some special overwrites of EAF_TARGETs.
775 * May NOT clash with EAF_* bits which may be ORd to these here! */
780 enum n_cmd_arg_desc_flags
{/* TODO incomplete, misses getmsglist() */
782 n_CMD_ARG_DESC_STRING
= 1<<0, /* A !blankspacechar() string */
783 n_CMD_ARG_DESC_WYSH
= 1<<1, /* sh(1)ell-style quoted */
785 n__CMD_ARG_DESC_TYPE_MASK
= n_CMD_ARG_DESC_STRING
| n_CMD_ARG_DESC_WYSH
,
787 /* - Optional flags */
788 /* It is not an error if an optional argument is missing; once an argument
789 * has been declared optional only optional arguments may follow */
790 n_CMD_ARG_DESC_OPTION
= 1<<16,
791 /* GREEDY: parse as many of that type as possible; must be last entry */
792 n_CMD_ARG_DESC_GREEDY
= 1<<17,
793 /* Honour an overall "stop" request in one of the arguments (\c@ or #) */
794 n_CMD_ARG_DESC_HONOUR_STOP
= 1<<18,
796 n__CMD_ARG_DESC_FLAG_MASK
= n_CMD_ARG_DESC_OPTION
| n_CMD_ARG_DESC_GREEDY
|
797 n_CMD_ARG_DESC_HONOUR_STOP
801 /* We do have several contexts of colour IDs; since only one of them can be
802 * active at any given time let's share the value range */
812 n_COLOUR_ID_SUM_DOTMARK
= 0,
813 n_COLOUR_ID_SUM_HEADER
,
814 n_COLOUR_ID_SUM_THREAD
,
816 /* Message display */
817 n_COLOUR_ID_VIEW_FROM_
= 0,
818 n_COLOUR_ID_VIEW_HEADER
,
819 n_COLOUR_ID_VIEW_MSGINFO
,
820 n_COLOUR_ID_VIEW_PARTINFO
,
822 /* Mailx-Line-Editor */
823 n_COLOUR_ID_MLE_POSITION
= 0,
824 n_COLOUR_ID_MLE_PROMPT
,
826 n__COLOUR_IDS
= n_COLOUR_ID_VIEW_PARTINFO
+ 1
829 /* Colour preconditions, let's call them tags, cannot be an enum because for
830 * message display they are the actual header name of the current header. Thus
831 * let's use constants of pseudo pointers */
832 # define n_COLOUR_TAG_SUM_DOT ((char*)-2)
833 # define n_COLOUR_TAG_SUM_OLDER ((char*)-3)
834 #endif /* HAVE_COLOUR */
837 CONV_NONE
, /* no conversion */
838 CONV_7BIT
, /* no conversion, is 7bit */
839 CONV_FROMQP
, /* convert from quoted-printable */
840 CONV_TOQP
, /* convert to quoted-printable */
841 CONV_8BIT
, /* convert to 8bit (iconv) */
842 CONV_FROMB64
, /* convert from base64 */
843 CONV_FROMB64_T
, /* convert from base64/text */
844 CONV_TOB64
, /* convert to base64 */
845 CONV_FROMHDR
, /* convert from RFC1522 format */
846 CONV_TOHDR
, /* convert to RFC1522 format */
847 CONV_TOHDR_A
/* convert addresses for header */
855 enum n_dotlock_state
{
857 n_DLS_CANT_CHDIR
, /* Failed to chdir(2) into desired path */
858 n_DLS_NAMETOOLONG
, /* Lock file name would be too long */
859 n_DLS_ROFS
, /* Read-only filesystem (no error, mailbox RO) */
860 n_DLS_NOPERM
, /* No permission to creat lock file */
861 n_DLS_NOEXEC
, /* Privilege separated dotlocker not found */
862 n_DLS_PRIVFAILED
, /* Rising privileges failed in dotlocker */
863 n_DLS_EXIST
, /* Lock file already exists, stale lock? */
864 n_DLS_FISHY
, /* Something makes us think bad of situation */
865 n_DLS_DUNNO
, /* Catch-all error */
866 n_DLS_PING
, /* Not an error, but have to wait for lock */
867 n_DLS_ABANDON
= 1<<7 /* ORd to any but _NONE: give up, don't retry */
871 EXIT_OK
= EXIT_SUCCESS
,
872 EXIT_ERR
= EXIT_FAILURE
,
873 EXIT_USE
= 64, /* sysexits.h:EX_USAGE */
874 EXIT_NOUSER
= 67, /* :EX_NOUSER */
875 EXIT_COLL_ABORT
= 1<<1, /* Message collection was aborted */
876 EXIT_SEND_ERROR
= 1<<2 /* Unspecified send error occurred */
881 FEDIT_SYSBOX
= 1<<0, /* %: prefix */
882 FEDIT_RDONLY
= 1<<1, /* Readonly (per-box, OPT_R_FLAG is global) */
883 FEDIT_NEWMAIL
= 1<<2 /* `newmail' operation TODO OBSOLETE THIS! */
887 FEXP_FULL
, /* Full expansion */
888 FEXP_NOPROTO
= 1<<0, /* TODO no which_protocol() to decide expansion */
889 FEXP_SILENT
= 1<<1, /* Don't print but only return errors */
890 FEXP_MULTIOK
= 1<<2, /* Expansion to many entries is ok */
891 FEXP_LOCAL
= 1<<3, /* Result must be local file/maildir */
892 FEXP_NSHORTCUT
= 1<<4, /* Don't expand shortcuts */
893 FEXP_NSPECIAL
= 1<<5, /* No %,#,& specials */
894 FEXP_NFOLDER
= 1<<6, /* NSPECIAL and no + folder, too */
895 FEXP_NSHELL
= 1<<7, /* Don't do shell word exp. (but ~/, $VAR) */
896 FEXP_NVAR
= 1<<8 /* ..not even $VAR expansion */
899 enum n_file_lock_type
{
906 n_ICONV_IGN_ILSEQ
= 1<<0, /* Ignore EILSEQ in input (replacement char) */
907 n_ICONV_IGN_NOREVERSE
= 1<<1, /* .. non-reversible conversions in output */
908 n_ICONV_DEFAULT
= n_ICONV_IGN_ILSEQ
| n_ICONV_IGN_NOREVERSE
911 enum n_lexinput_flags
{
913 n_LEXINPUT_CTX_BASE
= 0, /* Input context (`bind'+): fallback */
914 n_LEXINPUT_CTX_COMPOSE
= 1,
915 n__LEXINPUT_CTX_MASK
= 1,
916 n__LEXINPUT_CTX_MAX
= n_LEXINPUT_CTX_COMPOSE
+ 1,
918 n_LEXINPUT_NL_ESC
= 1<<8, /* Support "\\$" line continuation */
920 n_LEXINPUT_DROP_TRAIL_SPC
= 1<<9, /* Drop any trailing space */
921 n_LEXINPUT_DROP_LEAD_SPC
= 1<<10, /* ..leading ones */
922 n_LEXINPUT_TRIM_SPACE
= n_LEXINPUT_DROP_TRAIL_SPC
| n_LEXINPUT_DROP_LEAD_SPC
,
925 n_LEXINPUT_HIST_ADD
= 1<<16, /* Add the result to history list */
926 n_LEXINPUT_HIST_GABBY
= 1<<17 /* Consider history entry as gabby */
930 MIME_UNKNOWN
, /* unknown content */
931 MIME_SUBHDR
, /* inside a multipart subheader */
932 MIME_822
, /* message/rfc822 content */
933 MIME_MESSAGE
, /* other message/ content */
934 MIME_TEXT_PLAIN
, /* text/plain content */
935 MIME_TEXT_HTML
, /* text/html content */
936 MIME_TEXT
, /* other text/ content */
937 MIME_ALTERNATIVE
, /* multipart/alternative content */
938 MIME_RELATED
, /* mime/related (RFC 2387) */
939 MIME_DIGEST
, /* multipart/digest content */
940 MIME_MULTI
, /* other multipart/ content */
941 MIME_PKCS7
, /* PKCS7 content */
942 MIME_DISCARD
/* content is discarded */
945 enum mime_counter_evidence
{
947 MIMECE_SET
= 1<<0, /* *mime-counter-evidence* was set */
948 MIMECE_BIN_OVWR
= 1<<1, /* appli../octet-stream: check, ovw if possible */
949 MIMECE_ALL_OVWR
= 1<<2, /* all: check, ovw if possible */
950 MIMECE_BIN_PARSE
= 1<<3 /* appli../octet-stream: classify contents last */
953 /* Content-Transfer-Encodings as defined in RFC 2045:
954 * - Quoted-Printable, section 6.7
955 * - Base64, section 6.8 */
956 #define QP_LINESIZE (4 * 19) /* Max. compliant QP linesize */
958 #define B64_LINESIZE (4 * 19) /* Max. compliant Base64 linesize */
959 #define B64_ENCODE_INPUT_PER_LINE 57 /* Max. input for Base64 encode/line */
962 MIMEE_NONE
, /* message is not in MIME format */
963 MIMEE_BIN
, /* message is in binary encoding */
964 MIMEE_8B
, /* message is in 8bit encoding */
965 MIMEE_7B
, /* message is in 7bit encoding */
966 MIMEE_QP
, /* message is quoted-printable */
967 MIMEE_B64
/* message is in base64 encoding */
970 /* xxx QP came later, maybe rewrite all to use mime_enc_flags directly? */
971 enum mime_enc_flags
{
973 MIMEEF_SALLOC
= 1<<0, /* Use salloc(), not srealloc().. */
974 /* ..result .s,.l point to user buffer of *_LINESIZE+[+[+]] bytes instead */
976 MIMEEF_CRLF
= 1<<2, /* (encode) Append "\r\n" to lines */
977 MIMEEF_LF
= 1<<3, /* (encode) Append "\n" to lines */
978 /* (encode) If one of _CRLF/_LF is set, honour *_LINESIZE+[+[+]] and
979 * inject the desired line-ending whenever a linewrap is desired */
980 MIMEEF_MULTILINE
= 1<<4,
981 /* (encode) Quote with header rules, do not generate soft NL breaks?
982 * For mustquote(), specifies whether special RFC 2047 header rules
983 * should be used instead */
984 MIMEEF_ISHEAD
= 1<<5,
985 /* (encode) Ditto; for mustquote() this furtherly fine-tunes behaviour in
986 * that characters which would not be reported as "must-quote" when
987 * detecting whether quoting is necessary at all will be reported as
988 * "must-quote" if they have to be encoded in an encoded word */
989 MIMEEF_ISENCWORD
= 1<<6,
994 QP_NONE
= MIMEEF_NONE
,
995 QP_SALLOC
= MIMEEF_SALLOC
,
997 QP_ISHEAD
= MIMEEF_ISHEAD
,
998 QP_ISENCWORD
= MIMEEF_ISENCWORD
1002 B64_NONE
= MIMEEF_NONE
,
1003 B64_SALLOC
= MIMEEF_SALLOC
,
1004 B64_BUF
= MIMEEF_BUF
,
1005 B64_CRLF
= MIMEEF_CRLF
,
1007 B64_MULTILINE
= MIMEEF_MULTILINE
,
1008 /* Not used, but for clarity only */
1009 B64_ISHEAD
= MIMEEF_ISHEAD
,
1010 B64_ISENCWORD
= MIMEEF_ISENCWORD
,
1011 /* Special version of Base64, "Base64URL", according to RFC 4648.
1012 * Only supported for encoding! */
1013 B64_RFC4648URL
= 1<<(__MIMEEF_LAST
+1),
1014 /* Don't use any ("=") padding;
1015 * may NOT be used with any of _CRLF, _LF or _MULTILINE */
1016 B64_NOPAD
= 1<<(__MIMEEF_LAST
+2)
1019 enum mime_parse_flags
{
1020 MIME_PARSE_NONE
= 0,
1021 MIME_PARSE_DECRYPT
= 1<<0,
1022 MIME_PARSE_PARTS
= 1<<1
1025 enum mime_handler_flags
{
1026 MIME_HDL_NULL
, /* No pipe- mimetype handler, go away */
1027 MIME_HDL_CMD
, /* Normal command */
1028 MIME_HDL_TEXT
, /* @ special cmd to force treatment as text */
1029 MIME_HDL_PTF
, /* A special pointer-to-function handler */
1030 MIME_HDL_MSG
, /* Display msg (returned as command string) */
1031 MIME_HDL_TYPE_MASK
= 7,
1032 MIME_HDL_ISQUOTE
= 1<<4, /* Is quote action (we have info, keep it!) */
1033 MIME_HDL_NOQUOTE
= 1<<5, /* No MIME for quoting */
1034 MIME_HDL_ALWAYS
= 1<<6, /* Handler shall run for multi-msg actions */
1035 MIME_HDL_ASYNC
= 1<<7, /* Should run asynchronously */
1036 MIME_HDL_NEEDSTERM
= 1<<8, /* Takes over terminal */
1037 MIME_HDL_TMPF
= 1<<9, /* Create temporary file (zero-sized) */
1038 MIME_HDL_TMPF_FILL
= 1<<10, /* Fill in the msg body content */
1039 MIME_HDL_TMPF_UNLINK
= 1<<11 /* Delete it later again */
1043 MLIST_OTHER
= 0, /* Normal address */
1044 MLIST_KNOWN
= 1, /* A known `mlist' */
1045 MLIST_SUBSCRIBED
= -1 /* A `mlsubscribe'd list */
1056 OF_CLOEXEC
= 1<<7, /* TODO not used, always implied! CHANGE!! */
1057 OF_UNLINK
= 1<<8, /* Only for Ftmp(): unlink(2) after creation */
1058 OF_HOLDSIGS
= 1<<9, /* Mutual with OF_UNLINK - await Ftmp_free() */
1059 OF_REGISTER
= 1<<10, /* Register file in our file table */
1060 OF_REGISTER_UNLINK
= 1<<11, /* unlink(2) upon unreg.; _REGISTER asserted! */
1061 OF_SUFFIX
= 1<<12 /* Ftmp() name hint is mandatory! extension! */
1069 enum okey_xlook_mode
{
1070 OXM_PLAIN
= 1<<0, /* Plain key always tested */
1071 OXM_H_P
= 1<<1, /* Check PLAIN-.url_h_p */
1072 OXM_U_H_P
= 1<<2, /* Check PLAIN-.url_u_h_p */
1076 /* <0 means "stop" unless *prompt* extensions are enabled. */
1078 PROMPT_STOP
= -1, /* \c */
1079 /* *prompt* extensions: \$, \@ etc. */
1085 PROTO_FILE
, /* refers to a local file */
1086 PROTO_POP3
, /* is a pop3 server string */
1087 PROTO_MAILDIR
, /* refers to a maildir folder */
1088 PROTO_UNKNOWN
/* unknown protocol */
1092 SEND_MBOX
, /* no conversion to perform */
1093 SEND_RFC822
, /* no conversion, no From_ line */
1094 SEND_TODISP
, /* convert to displayable form */
1095 SEND_TODISP_ALL
, /* same, include all MIME parts */
1096 SEND_SHOW
, /* convert to 'show' command form */
1097 SEND_TOSRCH
, /* convert for IMAP SEARCH */
1098 SEND_TOFILE
, /* convert for saving body to a file */
1099 SEND_TOPIPE
, /* convert for pipe-content/subc. */
1100 SEND_QUOTE
, /* convert for quoting */
1101 SEND_QUOTE_ALL
, /* same, include all MIME parts */
1102 SEND_DECRYPT
/* decrypt */
1105 enum n_shexp_parse_flags
{
1107 /* Don't perform any expansions or interpret backslash escape sequences etc.
1108 * Output may be NULL, otherwise the possibly trimmed non-expanded input is
1110 n_SHEXP_PARSE_DRYRUN
= 1<<0,
1111 n_SHEXP_PARSE_TRUNC
= 1<<1, /* Truncate result storage on entry */
1112 n_SHEXP_PARSE_TRIMSPACE
= 1<<2, /* Ignore space surrounding tokens */
1113 n_SHEXP_PARSE_LOG
= 1<<3, /* Log errors */
1114 n_SHEXP_PARSE_LOG_D_V
= 1<<4, /* Log errors if OPT_D_V */
1115 n_SHEXP_PARSE_IFS_ADD_COMMA
= 1<<5, /* Add comma , to normal "IFS" */
1116 n_SHEXP_PARSE_IFS_IS_COMMA
= 1<<6, /* Let comma , be the sole "IFS" */
1117 n_SHEXP_PARSE_IGNORE_EMPTY
= 1<<7, /* Ignore empty tokens, start over */
1118 n__SHEXP_PARSE_LAST
= 7
1123 /* We have produced some output (or would have, with _PARSE_DRYRUN).
1124 * Note that empty quotes like '' produce no output but set this bit */
1125 n_SHEXP_STATE_OUTPUT
= 1<<2,
1126 /* Don't call the parser again (\c0 or # comment seen; out of input).
1127 * Not (necessarily) mutual with _OUTPUT) */
1128 n_SHEXP_STATE_STOP
= 1<<1,
1129 n_SHEXP_STATE_UNICODE
= 1<<3, /* \[Uu] used */
1130 n_SHEXP_STATE_CONTROL
= 1<<4, /* Control characters seen */
1132 n_SHEXP_STATE_ERR_CONTROL
= 1<<16, /* \c notation with invalid argument */
1133 n_SHEXP_STATE_ERR_UNICODE
= 1<<17, /* Valid \[Uu] used and !OPT_UNICODE */
1134 n_SHEXP_STATE_ERR_NUMBER
= 1<<18, /* Bad number (\[UuXx]) */
1135 n_SHEXP_STATE_ERR_BRACE
= 1<<19, /* _QUOTEOPEN + no } brace for ${VAR */
1136 n_SHEXP_STATE_ERR_BADSUB
= 1<<20, /* Empty/bad ${} substitution */
1137 n_SHEXP_STATE_ERR_QUOTEOPEN
= 1<<21, /* Quote remains open at EOS */
1139 n_SHEXP_STATE_ERR_MASK
= n_BITENUM_MASK(16, 21)
1142 enum n_sigman_flags
{
1144 n_SIGMAN_HUP
= 1<<0,
1145 n_SIGMAN_INT
= 1<<1,
1146 n_SIGMAN_QUIT
= 1<<2,
1147 n_SIGMAN_TERM
= 1<<3,
1148 n_SIGMAN_PIPE
= 1<<4,
1150 n_SIGMAN_IGN_HUP
= 1<<5,
1151 n_SIGMAN_IGN_INT
= 1<<6,
1152 n_SIGMAN_IGN_QUIT
= 1<<7,
1153 n_SIGMAN_IGN_TERM
= 1<<8,
1155 n_SIGMAN_ALL
= 0xFF,
1156 /* Mostly for _leave() reraise flags */
1157 n_SIGMAN_VIPSIGS
= n_SIGMAN_HUP
| n_SIGMAN_INT
| n_SIGMAN_QUIT
|
1159 n_SIGMAN_NTTYOUT_PIPE
= 1<<16,
1160 n_SIGMAN_VIPSIGS_NTTYOUT
= n_SIGMAN_HUP
| n_SIGMAN_INT
| n_SIGMAN_QUIT
|
1161 n_SIGMAN_TERM
| n_SIGMAN_NTTYOUT_PIPE
,
1163 n__SIGMAN_PING
= 1<<17
1167 enum ssl_verify_level
{
1176 TD_NONE
, /* no display conversion */
1177 TD_ISPR
= 1<<0, /* use isprint() checks */
1178 TD_ICONV
= 1<<1, /* use iconv() */
1179 TD_DELCTRL
= 1<<2, /* delete control characters */
1182 * NOTE: _TD_EOF and _TD_BUFCOPY may be ORd with enum conversion and
1183 * enum sendaction, and may thus NOT clash with their bit range!
1185 _TD_EOF
= 1<<14, /* EOF seen, last round! */
1186 _TD_BUFCOPY
= 1<<15 /* Buffer may be constant, copy it */
1190 enum n_termcap_captype
{
1191 n_TERMCAP_CAPTYPE_NONE
= 0,
1192 /* Internally we share the bitspace, so ensure no value ends up as 0 */
1193 n_TERMCAP_CAPTYPE_BOOL
= 1,
1194 n_TERMCAP_CAPTYPE_NUMERIC
,
1195 n_TERMCAP_CAPTYPE_STRING
,
1196 n__TERMCAP_CAPTYPE_MAX
1199 /* Termcap commands; different to queries commands perform actions.
1200 * Commands are resolved upon init time, and are all termcap(5)-compatible,
1201 * therefore we use the short termcap(5) names.
1202 * Note this is parsed by mk-tcap-map.pl, which expects the syntax
1203 * "CONSTANT, COMMENT" where COMMENT is "Capname/TCap-Code, TYPE[, FLAGS]",
1204 * and one of Capname and TCap-Code may be the string "-" meaning ENOENT;
1205 * a | vertical bar or end-of-comment ends processing; see termcap.c.
1206 * We may use the free-form part after | for the "Variable String" and notes on
1207 * necessary termcap_cmd() arguments; if those are in [] brackets they are not
1208 * regular but are only used when the command, i.e., its effect, is somehow
1209 * simulated / faked by a builtin fallback implementation.
1210 * Availability of builtin fallback indicated by leading @ (at-sign) */
1212 # ifdef HAVE_TERMCAP
1213 n_TERMCAP_CMD_te
, /* rmcup/te, STRING | exit_ca_mode: -,- */
1214 n_TERMCAP_CMD_ti
, /* smcup/ti, STRING | enter_ca_mode: -,- */
1216 n_TERMCAP_CMD_ks
, /* smkx/ks, STRING | keypad_xmit: -,- */
1217 n_TERMCAP_CMD_ke
, /* rmkx/ke, STRING | keypad_local: -,- */
1219 n_TERMCAP_CMD_cd
, /* ed/cd, STRING | clr_eos: -,- */
1220 n_TERMCAP_CMD_cl
, /* clear/cl, STRING | clear_screen(+home): -,- */
1221 n_TERMCAP_CMD_ho
, /* home/ho, STRING | cursor_home: -,- */
1225 n_TERMCAP_CMD_ce
, /* el/ce, STRING | @ clr_eol: [start-column],- */
1226 n_TERMCAP_CMD_ch
, /* hpa/ch, STRING, IDX1 | column_address: column,- */
1227 n_TERMCAP_CMD_cr
, /* cr/cr, STRING | @ carriage_return: -,- */
1228 n_TERMCAP_CMD_le
, /* cub1/le, STRING, CNT | @ cursor_left: count,- */
1229 n_TERMCAP_CMD_nd
, /* cuf1/nd, STRING, CNT | @ cursor_right: count,- */
1233 n__TERMCAP_CMD_MASK
= (1<<24) - 1,
1235 /* Only perform command if ca-mode is used */
1236 n_TERMCAP_CMD_FLAG_CA_MODE
= 1<<29,
1237 /* I/O should be flushed after command completed */
1238 n_TERMCAP_CMD_FLAG_FLUSH
= 1<<30
1241 /* Termcap queries; a query is a command that returns a struct n_termcap_value.
1242 * Queries are resolved once they are used first, and may not be termcap(5)-
1243 * compatible, therefore we use terminfo(5) names.
1244 * Note this is parsed by mk-tcap-map.pl, which expects the syntax
1245 * "CONSTANT, COMMENT" where COMMENT is "Capname/TCap-Code, TYPE[, FLAGS]",
1246 * and one of Capname and TCap-Code may be the string "-" meaning ENOENT;
1247 * a | vertical bar or end-of-comment ends processing; see termcap.c.
1248 * We may use the free-form part after | for the "Variable String" and notes.
1249 * The "xkey | X:" keys are Dickey's xterm extensions, see (our) manual */
1250 enum n_termcap_query
{
1252 n_TERMCAP_QUERY_colors
, /* colors/Co, NUMERIC | max_colors */
1255 /* --mk-tcap-map--: only KEY_BINDINGS follow. DON'T CHANGE THIS LINE! */
1256 /* Update the `bind' manual on change! */
1257 # ifdef HAVE_KEY_BINDINGS
1258 n_TERMCAP_QUERY_key_backspace
, /* kbs/kb, STRING */
1259 n_TERMCAP_QUERY_key_dc
, /* kdch1/kD, STRING | delete-character */
1260 n_TERMCAP_QUERY_key_sdc
, /* kDC / *4, STRING | ..shifted */
1261 n_TERMCAP_QUERY_key_eol
, /* kel/kE, STRING | clear-to-end-of-line */
1262 n_TERMCAP_QUERY_key_exit
, /* kext/@9, STRING */
1263 n_TERMCAP_QUERY_key_ic
, /* kich1/kI, STRING | insert character */
1264 n_TERMCAP_QUERY_key_sic
, /* kIC/#3, STRING | ..shifted */
1265 n_TERMCAP_QUERY_key_home
, /* khome/kh, STRING */
1266 n_TERMCAP_QUERY_key_shome
, /* kHOM/#2, STRING | ..shifted */
1267 n_TERMCAP_QUERY_key_end
, /* kend/@7, STRING */
1268 n_TERMCAP_QUERY_key_send
, /* kEND / *7, STRING | ..shifted */
1269 n_TERMCAP_QUERY_key_npage
, /* knp/kN, STRING */
1270 n_TERMCAP_QUERY_key_ppage
, /* kpp/kP, STRING */
1271 n_TERMCAP_QUERY_key_left
, /* kcub1/kl, STRING */
1272 n_TERMCAP_QUERY_key_sleft
, /* kLFT/#4, STRING | ..shifted */
1273 n_TERMCAP_QUERY_xkey_aleft
, /* kLFT3/-, STRING | X: Alt+left */
1274 n_TERMCAP_QUERY_xkey_cleft
, /* kLFT5/-, STRING | X: Control+left */
1275 n_TERMCAP_QUERY_key_right
, /* kcuf1/kr, STRING */
1276 n_TERMCAP_QUERY_key_sright
, /* kRIT/%i, STRING | ..shifted */
1277 n_TERMCAP_QUERY_xkey_aright
, /* kRIT3/-, STRING | X: Alt+right */
1278 n_TERMCAP_QUERY_xkey_cright
, /* kRIT5/-, STRING | X: Control+right */
1279 n_TERMCAP_QUERY_key_down
, /* kcud1/kd, STRING */
1280 n_TERMCAP_QUERY_xkey_sdown
, /* kDN/-, STRING | ..shifted */
1281 n_TERMCAP_QUERY_xkey_adown
, /* kDN3/-, STRING | X: Alt+down */
1282 n_TERMCAP_QUERY_xkey_cdown
, /* kDN5/-, STRING | X: Control+down */
1283 n_TERMCAP_QUERY_key_up
, /* kcuu1/ku, STRING */
1284 n_TERMCAP_QUERY_xkey_sup
, /* kUP/-, STRING | ..shifted */
1285 n_TERMCAP_QUERY_xkey_aup
, /* kUP3/-, STRING | X: Alt+up */
1286 n_TERMCAP_QUERY_xkey_cup
, /* kUP5/-, STRING | X: Control+up */
1287 n_TERMCAP_QUERY_kf0
, /* kf0/k0, STRING */
1288 n_TERMCAP_QUERY_kf1
, /* kf1/k1, STRING */
1289 n_TERMCAP_QUERY_kf2
, /* kf2/k2, STRING */
1290 n_TERMCAP_QUERY_kf3
, /* kf3/k3, STRING */
1291 n_TERMCAP_QUERY_kf4
, /* kf4/k4, STRING */
1292 n_TERMCAP_QUERY_kf5
, /* kf5/k5, STRING */
1293 n_TERMCAP_QUERY_kf6
, /* kf6/k6, STRING */
1294 n_TERMCAP_QUERY_kf7
, /* kf7/k7, STRING */
1295 n_TERMCAP_QUERY_kf8
, /* kf8/k8, STRING */
1296 n_TERMCAP_QUERY_kf9
, /* kf9/k9, STRING */
1297 n_TERMCAP_QUERY_kf10
, /* kf10/k;, STRING */
1298 n_TERMCAP_QUERY_kf11
, /* kf11/F1, STRING */
1299 n_TERMCAP_QUERY_kf12
, /* kf12/F2, STRING */
1300 n_TERMCAP_QUERY_kf13
, /* kf13/F3, STRING */
1301 n_TERMCAP_QUERY_kf14
, /* kf14/F4, STRING */
1302 n_TERMCAP_QUERY_kf15
, /* kf15/F5, STRING */
1303 n_TERMCAP_QUERY_kf16
, /* kf16/F6, STRING */
1304 n_TERMCAP_QUERY_kf17
, /* kf17/F7, STRING */
1305 n_TERMCAP_QUERY_kf18
, /* kf18/F8, STRING */
1306 n_TERMCAP_QUERY_kf19
, /* kf19/F9, STRING */
1307 # endif /* HAVE_KEY_BINDINGS */
1309 n__TERMCAP_QUERY_MAX
1311 #endif /* n_HAVE_TCAP */
1313 enum n_visual_info_flags
{
1315 n_VISUAL_INFO_ONE_CHAR
= 1<<0, /* Step only one char, then return */
1316 n_VISUAL_INFO_SKIP_ERRORS
= 1<<1, /* Treat via replacement, step byte */
1317 n_VISUAL_INFO_WIDTH_QUERY
= 1<<2, /* Detect visual character widths */
1319 /* Rest only with HAVE_C90AMEND1, mutual with _ONE_CHAR */
1320 n_VISUAL_INFO_WOUT_CREATE
= 1<<8, /* Use/create .vic_woudat */
1321 n_VISUAL_INFO_WOUT_SALLOC
= 1<<9, /* ..salloc() it first */
1322 /* Only visuals into .vic_woudat - implies _WIDTH_QUERY */
1323 n_VISUAL_INFO_WOUT_PRINTABLE
= 1<<10,
1324 n__VISUAL_INFO_FLAGS
= n_VISUAL_INFO_WOUT_CREATE
|
1325 n_VISUAL_INFO_WOUT_SALLOC
| n_VISUAL_INFO_WOUT_PRINTABLE
1330 OPT_DEBUG
= 1u<< 0, /* -d / *debug* */
1331 OPT_VERB
= 1u<< 1, /* -v / *verbose* */
1332 OPT_VERBVERB
= 1u<< 2, /* .. even more verbosity */
1333 OPT_EXISTONLY
= 1u<< 3, /* -e */
1334 OPT_HEADERSONLY
= 1u<<4, /* -H */
1335 OPT_HEADERLIST
= 1u<< 5, /* -L */
1336 OPT_QUICKRUN_MASK
= OPT_EXISTONLY
| OPT_HEADERSONLY
| OPT_HEADERLIST
,
1337 OPT_E_FLAG
= 1u<< 7, /* -E / *skipemptybody* */
1338 OPT_F_FLAG
= 1u<< 8, /* -F */
1339 OPT_Mm_FLAG
= 1u<< 9, /* -M or -m (plus option_Mm_arg) */
1340 OPT_N_FLAG
= 1u<<10, /* -N / *header* */
1341 OPT_R_FLAG
= 1u<<11, /* -R */
1342 OPT_r_FLAG
= 1u<<12, /* -r (plus option_r_arg) */
1343 OPT_t_FLAG
= 1u<<13, /* -t */
1344 OPT_TILDE_FLAG
= 1u<<14, /* -~ */
1345 OPT_BATCH_FLAG
= 1u<<15, /* -# */
1348 OPT_MEMDEBUG
= 1<<16, /* *memdebug* */
1351 OPT_SENDMODE
= 1u<<17, /* Usage case forces send mode */
1353 OPT_TTYOUT
= 1u<<19,
1354 OPT_INTERACTIVE
= 1u<<20,
1355 OPT_UNICODE
= 1u<<21, /* We're in an UTF-8 environment */
1356 OPT_ENC_MBSTATE
= 1u<<22, /* Multibyte environment with shift states */
1358 /* Some easy-access shortcuts */
1359 OPT_D_V
= OPT_DEBUG
| OPT_VERB
,
1360 OPT_D_VV
= OPT_DEBUG
| OPT_VERBVERB
,
1361 OPT_D_V_VV
= OPT_DEBUG
| OPT_VERB
| OPT_VERBVERB
1364 #define OBSOLETE(X) \
1366 if (options & OPT_D_V_VV)\
1367 n_err("%s: %s\n", _("Obsoletion warning"), X);\
1369 #define OBSOLETE2(X,Y) \
1371 if (options & OPT_D_V_VV)\
1372 n_err("%s: %s: %s\n", _("Obsoletion warning"), X, Y);\
1375 enum program_state
{
1377 PS_STARTED
= 1u<< 0, /* main.c startup code passed, functional */
1378 PS_ROOT
= 1u<<30, /* Temporary "bypass any checks" bit */
1380 PS_EXIT
= 1u<< 1, /* Exit request pending */
1381 PS_SOURCING
= 1u<< 2, /* During load() or `source' */
1382 PS_RECURSED
= 1u<< 3, /* State machine recursed, e.g. `~:CMD' */
1383 PS_ROBOT
= 1u<< 4, /* State machine in non-interactive state */
1385 PS_EVAL_ERROR
= 1u<< 5, /* Last evaluate() command failed */
1387 PS_HOOK_NEWMAIL
= 1u<< 6,
1389 PS_HOOK_MASK
= PS_HOOK_NEWMAIL
| PS_HOOK
,
1391 PS_EDIT
= 1u<< 8, /* Current mailbox not a "system mailbox" */
1392 PS_SETFILE_OPENED
= 1u<< 9, /* (hack) setfile() opened a new box */
1393 PS_SAW_COMMAND
= 1u<<10, /* ..after mailbox switch */
1395 PS_DID_PRINT_DOT
= 1u<<12, /* Current message has been printed */
1397 PS_SIGWINCH_PEND
= 1u<<14, /* Need update of $COLUMNS/$LINES */
1398 PS_PSTATE_PENDMASK
= PS_SIGWINCH_PEND
, /* pstate housekeeping needed */
1400 PS_ARGLIST_MASK
= n_BITENUM_MASK(17, 18),
1401 PS_MSGLIST_GABBY
= 1u<<17, /* getmsglist() saw what it thinks: gabby */
1402 PS_MSGLIST_DIRECT
= 1u<<18, /* One msg was directly chosen by number */
1403 /* TODO HACK: until v15 PS_MSGLIST_SAW_NO is an indication whether an entry
1404 * TODO may be placed in the history or not (grep this, see commands()),
1405 * TODO so avoid reusing this bit */
1406 PS_WYSHLIST_SAW_CONTROL
= 1u<<18, /* ..saw C0+ control characters */
1408 PS_EXPAND_MULTIRESULT
= 1u<<19, /* Last fexpand() with MULTIOK had .. */
1410 PS_HEADER_NEEDED_MIME
= 1u<<20, /* mime_write_tohdr() needed x TODO HACK! */
1412 PS_READLINE_NL
= 1u<<21, /* readline_input()+ saw a \n TODO HACK! */
1414 PS_COLOUR_ACTIVE
= 1u<<22, /* n_colour_env_create().._gut() cycle */
1416 /* Various first-time-init switches */
1417 PS_ERRORS_NOTED
= 1u<<24, /* Ring of `errors' content, print msg */
1418 PS_t_FLAG
= 1u<<26, /* OPT_t_FLAG made persistant */
1419 PS_TERMCAP_DISABLE
= 1u<<27, /* HAVE_TERMCAP: *termcap-disable* was set */
1420 PS_TERMCAP_CA_MODE
= 1u<<28, /* HAVE_TERMCAP: ca_mode available & used */
1421 PS_LINE_EDITOR_INIT
= 1u<<29 /* MLE is initialized */
1424 /* A large enum with all the boolean and value options a.k.a their keys.
1425 * Only the constant keys are in here, to be looked up via ok_[bv]look(),
1426 * ok_[bv]set() and ok_[bv]clear().
1428 * - see the comments in accmacvar.c before changing *anything* in here!
1429 * - virt= implies rdonly,nodel
1430 * - import= implies env
1431 * - defval= implies notempty
1432 * - num and posnum are mutual exclusive
1433 * - most default VAL_ues come from in from build system via ./make.rc
1434 * (Keep in SYNC: ./nail.h:okeys, ./nail.rc, ./nail.1:"Initial settings") */
1436 /* TODO likely temporary hook data, v15 drop */
1437 ok_v_on_compose_enter
,
1438 ok_v_on_compose_leave
,
1440 ok_v_compose_sender
,
1444 ok_v_compose_subject
,
1446 ok_b_add_file_recipients
,
1447 ok_v_agent_shell_lookup
,
1456 ok_b_asksub
, /* {i3val=TRU1} */
1457 ok_b_attachment_ask_content_description
,
1458 ok_b_attachment_ask_content_disposition
,
1459 ok_b_attachment_ask_content_id
,
1460 ok_b_attachment_ask_content_type
,
1470 ok_b_batch_exit_on_error
,
1471 ok_v_bind_timeout
, /* {notempty=1,posnum=1} */
1479 ok_v_COLUMNS
, /* {notempty=1,posnum=1,env=1} */
1482 ok_v_charset_unknown_8bit
,
1484 ok_b_colour_disable
,
1486 ok_v_crt
, /* {posnum=1} */
1487 ok_v_customhdr
, /* {nocntrls=1} */
1489 ok_v_DEAD
, /* {notempty=1,env=1,defval=VAL_DEAD} */
1491 ok_v_datefield_markout_older
,
1492 ok_b_debug
, /* {vip=1} */
1493 ok_b_disposition_notification_send
,
1495 ok_b_dotlock_ignore_error
,
1497 ok_v_EDITOR
, /* {env=1,defval=VAL_EDITOR} */
1507 ok_v_features
, /* {virt=VAL_FEATURES} */
1509 ok_v_folder
, /* {vip=1} */
1510 ok_v__folder_resolved
, /* {rdonly=1,nodel=1} */
1513 ok_v_followup_to_honour
,
1514 ok_b_forward_as_attachment
,
1519 ok_v_HOME
, /* {vip=1,nodel=1,import=1} */
1520 ok_b_header
, /* {vip=1,i3val=TRU1} */
1525 ok_b_history_gabby_persist
,
1526 ok_v_history_size
, /* {notempty=1,num=1} */
1537 ok_b_keep_content_length
,
1540 ok_v_LINES
, /* {notempty=1,posnum=1,env=1} */
1541 ok_v_LISTER
, /* {env=1,defval=VAL_LISTER} */
1542 ok_v_LOGNAME
, /* {rdonly=1,import=1} */
1543 ok_b_line_editor_disable
,
1544 ok_b_line_editor_no_defaults
,
1546 ok_v_MAIL
, /* {env=1} */
1547 ok_v_MAILRC
, /* {import=1,defval=VAL_MAILRC} */
1548 ok_v_MBOX
, /* {env=1,defval=VAL_MBOX} */
1550 ok_b_memdebug
, /* {vip=1} */
1551 ok_b_message_id_disable
,
1552 ok_v_message_inject_head
,
1553 ok_v_message_inject_tail
,
1555 ok_b_mime_allow_text_controls
,
1556 ok_b_mime_alternative_favour_rich
,
1557 ok_v_mime_counter_evidence
, /* {posnum=1} */
1558 ok_v_mimetypes_load_control
,
1559 /* TODO: v15 (not yet due to <-> sendmail): {defval=VAL_MTA} */
1562 ok_b_mta_no_default_arguments
,
1563 /* TODO v15: (not yet due to <-> sendmail-progname {defval=VAL_MTA_ARGV0} */
1566 ok_v_NAIL_EXTRA_RC
, /* {name=NAIL_EXTRA_RC} */
1567 ok_b_NAIL_NO_SYSTEM_RC
, /* {import=1} */
1568 ok_v_NAIL_HEAD
, /* {name=NAIL_HEAD} */
1569 ok_v_NAIL_HISTFILE
, /* {name=NAIL_HISTFILE} */
1570 ok_v_NAIL_HISTSIZE
, /* {name=NAIL_HISTSIZE,notempty=1,num=1} */
1571 ok_v_NAIL_TAIL
, /* {name=NAIL_TAIL} */
1572 ok_v_NETRC
, /* {env=1,defval=VAL_NETRC} */
1580 ok_v_PAGER
, /* {env=1,defval=VAL_PAGER} */
1581 ok_v_PATH
, /* {nodel=1,import=1} */
1586 ok_b_pop3_bulk_load
,
1587 ok_v_pop3_keepalive
,
1589 ok_b_pop3_use_starttls
,
1590 ok_b_print_alternatives
,
1591 ok_v_prompt
, /* {i3val="\\& "} */
1595 ok_b_quote_as_attachment
,
1598 ok_b_recipients_in_cc
,
1601 ok_b_reply_in_same_charset
,
1604 ok_v_reply_to_honour
,
1605 ok_b_rfc822_body_from_
, /* {name=rfc822-body-from_} */
1607 ok_v_SHELL
, /* {import=1,defval=VAL_SHELL} */
1608 ok_b_SYSV3
, /* {env=1} */
1609 ok_b_save
, /* {i3val=TRU1} */
1610 ok_v_screen
, /* {notempty=1,posnum=1} */
1613 ok_b_sendcharsets_else_ttycharset
,
1616 ok_v_sendmail_arguments
,
1617 ok_b_sendmail_no_default_arguments
,
1618 ok_v_sendmail_progname
,
1626 ok_b_skipemptybody
, /* {vip=1} */
1631 ok_v_smime_crl_file
,
1632 /* smime-encrypt-USER@HOST */
1633 ok_b_smime_force_encryption
,
1634 ok_b_smime_no_default_ca
,
1636 ok_v_smime_sign_cert
,
1637 ok_v_smime_sign_include_certs
,
1638 ok_v_smime_sign_message_digest
,
1641 ok_v_smtp_auth_password
,
1642 ok_v_smtp_auth_user
,
1644 ok_b_smtp_use_starttls
,
1645 ok_v_SOURCE_DATE_EPOCH
,/*{name=SOURCE_DATE_EPOCH,env=1,notempty=1,posnum=1}*/
1646 ok_v_spam_interface
,
1647 ok_v_spam_maxsize
, /* {notempty=1,posnum=1} */
1649 ok_v_spamc_arguments
,
1653 ok_v_spamfilter_ham
,
1654 ok_v_spamfilter_noham
,
1655 ok_v_spamfilter_nospam
,
1656 ok_v_spamfilter_rate
,
1657 ok_v_spamfilter_rate_scanscore
,
1658 ok_v_spamfilter_spam
,
1662 ok_v_ssl_cipher_list
,
1663 ok_v_ssl_config_file
,
1668 ok_b_ssl_no_default_ca
,
1675 ok_v_TERM
, /* {env=1} */
1676 ok_v_TMPDIR
, /* {import=1,defval=VAL_TMPDIR} */
1678 ok_b_termcap_disable
,
1679 ok_v_toplines
, /* {notempty=1,num=1,defval="5"} */
1682 ok_b_typescript_mode
, /* {vip=1} */
1684 ok_v_USER
, /* {rdonly=1,import=1} */
1685 ok_v_umask
, /* {vip=1,nodel=1,posnum=1,i3val="0077"} */
1688 ok_v_VISUAL
, /* {env=1,defval=VAL_VISUAL} */
1690 ok_b_verbose
, /* {vip=1} */
1691 ok_v_version
, /* {virt=VERSION} */
1692 ok_v_version_major
, /* {virt=VERSION_MAJOR} */
1693 ok_v_version_minor
, /* {virt=VERSION_MINOR} */
1694 ok_v_version_update
, /* {virt=VERSION_UPDATE} */
1696 ok_b_writebackedited
1699 /* Locale-independent character classes */
1713 char *s
; /* the string's content */
1714 size_t l
; /* the stings's length */
1718 char *s_dat
; /*@ May contain NULs, not automatically terminated */
1719 ui32_t s_len
; /*@ gth of string */
1720 #ifdef HAVE_BYTE_ORDER_LITTLE
1721 ui32_t s_auto
: 1; /* Stored in auto-reclaimed storage? */
1723 ui32_t s_size
: 31; /* of .s_dat, -1 */
1724 #ifndef HAVE_BYTE_ORDER_LITTLE
1730 struct n_strlist
*sl_next
;
1732 char sl_dat
[VFIELD_SIZE(0)];
1734 #define n_STRLIST_MALLOC(SZ) /* XXX -> nailfuns.h (and pimp interface) */\
1735 smalloc(sizeof(struct n_strlist) - \
1736 VFIELD_SIZEOF(struct n_strlist, sl_dat) + (SZ) +1)
1739 struct str bi_start
; /* Start of (possibly) bidirectional text */
1740 struct str bi_end
; /* End of ... */
1741 size_t bi_pad
; /* No of visual columns to reserve for BIDI pad */
1744 struct n_cmd_arg_desc
{
1745 char cad_name
[12]; /* Name of command */
1746 ui32_t cad_no
; /* Number of entries in cad_ent_flags */
1747 /* [enum n_cmd_arg_desc_flags,arg-dep] */
1748 ui32_t cad_ent_flags
[VFIELD_SIZE(0)][2];
1750 /* ISO C(99) doesn't allow initialization of "flex array" */
1751 #define n_CMD_ARG_DESC_SUBCLASS_DEF(CMD,NO,VAR) \
1752 struct n_cmd_arg_desc_ ## CMD {\
1755 ui32_t cad_ent_flags[NO][2];\
1756 } const VAR = { #CMD, NO,
1757 #define n_CMD_ARG_DESC_SUBCLASS_DEF_END }
1758 #define n_CMD_ARG_DESC_SUBCLASS_CAST(P) ((struct n_cmd_arg_desc const*)P)
1760 struct n_cmd_arg_ctx
{
1761 struct n_cmd_arg_desc
const *cac_desc
;
1762 char const *cac_indat
; /* Input that shall be parsed */
1763 size_t cac_inlen
; /* Input length (UIZ_MAX: do a strlen()) */
1764 size_t cac_no
; /* Output: number of parsed arguments */
1765 struct n_cmd_arg
*cac_arg
; /* Output: parsed arguments */
1768 struct n_cmd_arg
{/* TODO incomplete, misses getmsglist() */
1769 struct n_cmd_arg
*ca_next
;
1770 char const *ca_indat
; /* Pointer into n_cmd_arg_ctx.cac_indat */
1771 size_t ca_inlen
; /* of .ca_indat of this arg (not terminated) */
1772 ui32_t ca_ent_flags
[2]; /* Copy of n_cmd_arg_desc.cad_ent_flags[X] */
1773 ui32_t ca_arg_flags
; /* [Output: _WYSH: copy of parse result flags] */
1776 struct str ca_str
; /* _STRING, _WYSH */
1777 } ca_arg
; /* Output: parsed result */
1781 struct n_colour_pen
;
1785 char const *url_input
; /* Input as given (really) */
1786 enum cproto url_cproto
; /* Communication protocol as given */
1787 bool_t url_needs_tls
; /* Whether the protocol uses SSL/TLS */
1788 bool_t url_had_user
; /* Whether .url_user was part of the URL */
1789 ui16_t url_portno
; /* atoi .url_port or default, host endian */
1790 char const *url_port
; /* Port (if given) or NULL */
1791 char url_proto
[14]; /* Communication protocol as 'xy\0//' */
1792 ui8_t url_proto_len
; /* Length of .url_proto ('\0' index) */
1793 ui8_t url_proto_xlen
; /* .. if '\0' is replaced with ':' */
1794 struct str url_user
; /* User, exactly as given / looked up */
1795 struct str url_user_enc
; /* User, urlxenc()oded */
1796 struct str url_pass
; /* Pass (urlxdec()oded) or NULL */
1797 struct str url_host
; /* Service hostname */
1798 struct str url_path
; /* Path suffix or NULL */
1799 /* TODO: url_get_component(url *, enum COMPONENT, str *store) */
1800 struct str url_h_p
; /* .url_host[:.url_port] */
1801 /* .url_user@.url_host
1802 * Note: for CPROTO_SMTP this may resolve HOST via *smtp-hostname* (->
1803 * *hostname*)! (And may later be overwritten according to *from*!) */
1805 struct str url_u_h_p
; /* .url_user@.url_host[:.url_port] */
1806 struct str url_eu_h_p
; /* .url_user_enc@.url_host[:.url_port] */
1807 char const *url_p_u_h_p
; /* .url_proto://.url_u_h_p */
1808 char const *url_p_eu_h_p
; /* .url_proto://.url_eu_h_p */
1809 char const *url_p_eu_h_p_p
; /* .url_proto://.url_eu_h_p[/.url_path] */
1813 enum cproto cc_cproto
; /* Communication protocol */
1814 enum authtype cc_authtype
; /* Desired authentication */
1815 char const *cc_auth
; /* Authentication type as string */
1816 struct str cc_user
; /* User (urlxdec()oded) or NULL */
1817 struct str cc_pass
; /* Password (urlxdec()oded) or NULL */
1821 struct n_dotlock_info
{
1822 char const *di_file_name
; /* Mailbox to lock */
1823 char const *di_lock_name
; /* .di_file_name + .lock */
1824 char const *di_hostname
; /* ..filled in parent (due resolver delays) */
1825 char const *di_randstr
; /* ..ditto, random string */
1826 size_t di_pollmsecs
; /* Delay in between locking attempts */
1827 struct stat
*di_stb
;
1831 /* Execution context bundles */
1834 void *l_smem
; /* salloc() memory TODO -> memraw? */
1835 /* TODO our new per-exec-ctx memory "allocators" are yet very dumb.
1836 * TODO for v15 those should not be wrapping nodes but real allocators */
1837 struct n_mem_raw
*l_memraw
; /* n_mem_alloc() (/ n_mem_free()) */
1838 struct n_mem_wrap
*l_memwrap
; /* n_mem_wrap() (/ n_mem_unwrap()) */
1842 struct n_mem_raw
*mr_prev
;
1843 struct n_mem_raw
*mr_next
;
1844 char mr_buf
[VFIELD_SIZE(0)];
1848 struct n_mem_wrap
*mw_prev
;
1849 struct n_mem_wrap
*mw_next
;
1851 void (*mw_dtor
)(void *obj
);
1854 struct mime_handler
{
1855 enum mime_handler_flags mh_flags
;
1856 struct str mh_msg
; /* Message describing this command */
1857 /* XXX union{} the following? */
1858 char const *mh_shell_cmd
; /* For MIME_HDL_CMD */
1859 int (*mh_ptf
)(void); /* PTF main() for MIME_HDL_PTF */
1863 FILE *qf_os
; /* Output stream */
1864 char const *qf_pfix
;
1865 ui32_t qf_pfix_len
; /* Length of prefix: 0: bypass */
1866 ui32_t qf_qfold_min
; /* Simple way: wrote prefix? */
1867 /* TODO quoteflt.qf_nl_last is a hack that i have introduced so that we
1868 * TODO finally can gracefully place a newline last in the visual display.
1869 * TODO I.e., for cases where quoteflt shouldn't be used at all ;} */
1870 bool_t qf_nl_last
; /* Last thing written/seen was NL */
1871 #ifndef HAVE_QUOTE_FOLD
1875 ui8_t qf_state
; /* *quote-fold* state machine */
1876 bool_t qf_brk_isws
; /* Breakpoint is at WS */
1877 ui32_t qf_qfold_max
; /* Otherwise: line lengths */
1878 ui32_t qf_wscnt
; /* Whitespace count */
1879 ui32_t qf_brkl
; /* Breakpoint */
1880 ui32_t qf_brkw
; /* Visual width, breakpoint */
1881 ui32_t qf_datw
; /* Current visual output line width */
1882 struct str qf_dat
; /* Current visual output line */
1883 struct str qf_currq
; /* Current quote, compressed */
1884 mbstate_t qf_mbps
[2];
1888 #ifdef HAVE_FILTER_HTML_TAGSOUP
1890 FILE *hf_os
; /* Output stream */
1892 ui32_t hf_lmax
; /* Maximum byte +1 in .hf_line/4 */
1893 ui32_t hf_len
; /* Current bytes in .hf_line */
1894 ui32_t hf_last_ws
; /* Last whitespace on line (fold purposes) */
1895 ui32_t hf_mboff
; /* Last offset for "mbtowc" */
1896 ui32_t hf_mbwidth
; /* We count characters not bytes if possible */
1897 char *hf_line
; /* Output line buffer - MUST be last field! */
1898 si32_t hf_href_dist
; /* Count of lines since last HREF flush */
1899 ui32_t hf_href_no
; /* HREF sequence number */
1900 struct htmlflt_href
*hf_hrefs
;
1901 struct htmlflt_tag
const *hf_ign_tag
; /* Tag that will end ignore mode */
1902 char *hf_curr
; /* Current cursor into .hf_bdat */
1903 char *hf_bmax
; /* Maximum byte in .hf_bdat +1 */
1904 char *hf_bdat
; /* (Temporary) Tag content data storage */
1908 struct search_expr
{
1909 char const *ss_where
; /* ..to search for the expr. (not always used) */
1910 char const *ss_sexpr
; /* String search expr.; NULL: use .ss_regex */
1916 /* This is somewhat temporary for pre v15 */
1918 ui32_t sm_flags
; /* enum n_sigman_flags */
1920 struct n_sigman
*sm_outer
;
1921 sighandler_type sm_ohup
;
1922 sighandler_type sm_oint
;
1923 sighandler_type sm_oquit
;
1924 sighandler_type sm_oterm
;
1925 sighandler_type sm_opipe
;
1929 struct termios_state
{
1930 struct termios ts_tios
;
1933 bool_t ts_needs_reset
;
1936 #define termios_state_reset() \
1938 if (termios_state.ts_needs_reset) {\
1939 tcsetattr(0, TCSADRAIN, &termios_state.ts_tios);\
1940 termios_state.ts_needs_reset = FAL0;\
1945 struct n_termcap_value
{
1946 enum n_termcap_captype tv_captype
;
1948 union n_termcap_value_data
{
1951 char const *tvd_string
;
1956 struct n_visual_info_ctx
{
1957 char const *vic_indat
; /*I Input data */
1958 size_t vic_inlen
; /*I If UIZ_MAX, strlen(.vic_indat) */
1959 char const *vic_oudat
; /*O remains */
1961 size_t vic_chars_seen
; /*O number of characters processed */
1962 size_t vic_bytes_seen
; /*O number of bytes passed */
1963 size_t vic_vi_width
; /*[O] visual width of the entire range */
1964 wc_t
*vic_woudat
; /*[O] if so requested */
1965 size_t vic_woulen
; /*[O] entries in .vic_woudat, if used */
1966 wc_t vic_waccu
; /*O The last wchar_t/char processed (if any) */
1967 enum n_visual_info_flags vic_flags
; /*O Copy of parse flags */
1969 #ifdef HAVE_C90AMEND1
1970 mbstate_t *vic_mbstate
; /*IO .vic_mbs_def used if NULL */
1971 mbstate_t vic_mbs_def
;
1975 struct time_current
{
1982 struct sock
{ /* data associated with a socket */
1983 int s_fd
; /* file descriptor */
1985 int s_use_ssl
; /* SSL is used */
1986 # ifdef HAVE_OPENSSL
1987 void *s_ssl
; /* SSL object */
1990 char *s_wbuf
; /* for buffered writes */
1991 int s_wbufsize
; /* allocated size of s_buf */
1992 int s_wbufpos
; /* position of first empty data byte */
1993 char *s_rbufptr
; /* read pointer to s_rbuf */
1994 int s_rsz
; /* size of last read in s_rbuf */
1995 char const *s_desc
; /* description of error messages */
1996 void (*s_onclose
)(void); /* execute on close */
1997 char s_rbuf
[LINESIZE
+ 1]; /* for buffered reads */
2002 struct ccred sc_cred
;
2003 struct sock sc_sock
;
2008 MB_NONE
= 000, /* no reply expected */
2009 MB_COMD
= 001, /* command reply expected */
2010 MB_MULT
= 002, /* multiline reply expected */
2011 MB_PREAUTH
= 004, /* not in authenticated state */
2012 MB_BYE
= 010, /* may accept a BYE state */
2013 MB_FROM__WARNED
= 1<<4 /* MBOX with invalid from seen & logged */
2015 FILE *mb_itf
; /* temp file with messages, read open */
2016 FILE *mb_otf
; /* same, write open */
2017 char *mb_sorted
; /* sort method */
2019 MB_VOID
, /* no type (e. g. connection failed) */
2020 MB_FILE
, /* local file */
2021 MB_POP3
, /* POP3 mailbox */
2022 MB_MAILDIR
/* maildir folder */
2023 } mb_type
; /* type of mailbox */
2025 MB_DELE
= 01, /* may delete messages in mailbox */
2026 MB_EDIT
= 02 /* may edit messages in mailbox */
2028 int mb_threaded
; /* mailbox has been threaded */
2029 struct sock mb_sock
; /* socket structure */
2033 NEED_UNSPEC
, /* unspecified need, don't fetch */
2034 NEED_HEADER
, /* need the header of a message */
2035 NEED_BODY
/* need header and body of a message */
2039 HAVE_NOTHING
, /* nothing downloaded yet */
2040 HAVE_HEADER
= 01, /* header is downloaded */
2041 HAVE_BODY
= 02 /* entire message is downloaded */
2044 /* flag bits. Attention: Flags that are used in cache.c may not change */
2046 MUSED
= (1<< 0), /* entry is used, but this bit isn't */
2047 MDELETED
= (1<< 1), /* entry has been deleted */
2048 MSAVED
= (1<< 2), /* entry has been saved */
2049 MTOUCH
= (1<< 3), /* entry has been noticed */
2050 MPRESERVE
= (1<< 4), /* keep entry in sys mailbox */
2051 MMARK
= (1<< 5), /* message is marked! */
2052 MODIFY
= (1<< 6), /* message has been modified */
2053 MNEW
= (1<< 7), /* message has never been seen */
2054 MREAD
= (1<< 8), /* message has been read sometime. */
2055 MSTATUS
= (1<< 9), /* message status has changed */
2056 MBOX
= (1<<10), /* Send this to mbox, regardless */
2057 MNOFROM
= (1<<11), /* no From line */
2058 MHIDDEN
= (1<<12), /* message is hidden to user */
2059 MBOXED
= (1<<13), /* message has been sent to mbox */
2060 MNEWEST
= (1<<14), /* message is very new (newmail) */
2061 MFLAG
= (1<<15), /* message has been flagged recently */
2062 MUNFLAG
= (1<<16), /* message has been unflagged */
2063 MFLAGGED
= (1<<17), /* message is `flagged' */
2064 MANSWER
= (1<<18), /* message has been answered recently */
2065 MUNANSWER
= (1<<19), /* message has been unanswered */
2066 MANSWERED
= (1<<20), /* message is `answered' */
2067 MDRAFT
= (1<<21), /* message has been drafted recently */
2068 MUNDRAFT
= (1<<22), /* message has been undrafted */
2069 MDRAFTED
= (1<<23), /* message is marked as `draft' */
2070 MOLDMARK
= (1<<24), /* messages was marked previously */
2071 MSPAM
= (1<<25), /* message is classified as spam */
2072 MSPAMUNSURE
= (1<<26) /* message may be spam, but it is unsure */
2074 #define MMNORM (MDELETED | MSAVED | MHIDDEN)
2075 #define MMNDEL (MDELETED | MHIDDEN)
2077 #define visible(mp) (((mp)->m_flag & MMNDEL) == 0)
2080 enum mflag m_flag
; /* flags */
2081 enum havespec m_have
; /* downloaded parts of the part */
2083 ui32_t m_spamscore
; /* Spam score as int, 24:8 bits */
2085 int m_block
; /* block number of this part */
2086 size_t m_offset
; /* offset in block of part */
2087 size_t m_size
; /* Bytes in the part */
2088 size_t m_xsize
; /* Bytes in the full part */
2089 long m_lines
; /* Lines in the message */
2090 long m_xlines
; /* Lines in the full message */
2091 time_t m_time
; /* time the message was sent */
2092 char const *m_from
; /* message sender */
2093 struct mimepart
*m_nextpart
; /* next part at same level */
2094 struct mimepart
*m_multipart
; /* parts of multipart */
2095 struct mimepart
*m_parent
; /* enclosing multipart part */
2096 char const *m_ct_type
; /* content-type */
2097 char const *m_ct_type_plain
; /* content-type without specs */
2098 char const *m_ct_type_usr_ovwr
; /* Forcefully overwritten one */
2099 enum mimecontent m_mimecontent
; /* same in enum */
2100 char const *m_charset
; /* charset */
2101 char const *m_ct_enc
; /* content-transfer-encoding */
2102 enum mime_enc m_mime_enc
; /* same in enum */
2103 char *m_partstring
; /* part level string */
2104 char *m_filename
; /* attachment filename */
2108 enum mflag m_flag
; /* flags */
2109 enum havespec m_have
; /* downloaded parts of the message */
2111 ui32_t m_spamscore
; /* Spam score as int, 24:8 bits */
2113 int m_block
; /* block number of this message */
2114 size_t m_offset
; /* offset in block of message */
2115 size_t m_size
; /* Bytes in the message */
2116 size_t m_xsize
; /* Bytes in the full message */
2117 long m_lines
; /* Lines in the message */
2118 long m_xlines
; /* Lines in the full message */
2119 time_t m_time
; /* time the message was sent */
2120 time_t m_date
; /* time in the 'Date' field */
2121 unsigned m_idhash
; /* hash on Message-ID for threads */
2122 struct message
*m_child
; /* first child of this message */
2123 struct message
*m_younger
; /* younger brother of this message */
2124 struct message
*m_elder
; /* elder brother of this message */
2125 struct message
*m_parent
; /* parent of this message */
2126 unsigned m_level
; /* thread level of message */
2127 long m_threadpos
; /* position in threaded display */
2128 char *m_maildir_file
; /* original maildir file of msg */
2129 ui32_t m_maildir_hash
; /* hash of file name in maildir sub */
2130 int m_collapsed
; /* collapsed thread information */
2133 /* Given a file address, determine the block number it represents */
2134 #define mailx_blockof(off) ((int) ((off) / 4096))
2135 #define mailx_offsetof(off) ((int) ((off) % 4096))
2136 #define mailx_positionof(block, offset) ((off_t)(block) * 4096 + (offset))
2138 /* Argument types */
2140 ARG_MSGLIST
= 0, /* Message list type */
2141 ARG_STRLIST
= 1, /* A pure string */
2142 ARG_RAWLIST
= 2, /* getrawlist(), old style */
2143 ARG_NOLIST
= 3, /* Just plain 0 */
2144 ARG_NDMLIST
= 4, /* Message list, no defaults */
2145 ARG_WYSHLIST
= 5, /* getrawlist(), sh(1) compatible */
2146 ARG_WYRALIST
= 6, /* _RAWLIST or _WYSHLIST (with `wysh') */
2147 ARG_ARGMASK
= 7, /* Mask of the above */
2149 ARG_A
= 1u<< 4, /* Needs an active mailbox */
2150 ARG_F
= 1u<< 5, /* Is a conditional command */
2151 ARG_G
= 1u<< 6, /* Is supposed to produce "gabby" history */
2152 ARG_H
= 1u<< 7, /* Never place in `history' */
2153 ARG_I
= 1u<< 8, /* Interactive command bit */
2154 ARG_M
= 1u<< 9, /* Legal from send mode bit */
2155 ARG_P
= 1u<<10, /* Autoprint dot after command */
2156 ARG_R
= 1u<<11, /* Cannot be called from collect / recursion */
2157 ARG_S
= 1u<<12, /* Cannot be called unless PS_STARTED (POSIX) */
2158 ARG_T
= 1u<<13, /* Is a transparent command */
2159 ARG_V
= 1u<<14, /* Places data in temporary_arg_v_store */
2160 ARG_W
= 1u<<15, /* Invalid when read only bit */
2161 ARG_O
= 1u<<16 /* OBSOLETE()d command */
2165 GTO
= 1<< 0, /* Grab To: line */
2166 GSUBJECT
= 1<< 1, /* Likewise, Subject: line */
2167 GCC
= 1<< 2, /* And the Cc: line */
2168 GBCC
= 1<< 3, /* And also the Bcc: line */
2170 GNL
= 1<< 4, /* Print blank line after */
2171 GDEL
= 1<< 5, /* Entity removed from list */
2172 GCOMMA
= 1<< 6, /* detract() puts in commas */
2173 GUA
= 1<< 7, /* User-Agent field */
2174 GMIME
= 1<< 8, /* MIME 1.0 fields */
2175 GMSGID
= 1<< 9, /* a Message-ID */
2176 GNAMEONLY
= 1<<10, /* detract() does NOT use fullnames */
2178 GIDENT
= 1<<11, /* From:, Reply-To:, MFT: (user headers) */
2179 GREF
= 1<<12, /* References:, In-Reply-To:, (Message-ID:) */
2180 GDATE
= 1<<13, /* Date: field */
2181 GFULL
= 1<<14, /* Include full names, comments etc. */
2182 GSKIN
= 1<<15, /* Skin names */
2183 GEXTRA
= 1<<16, /* Extra fields (mostly like GIDENT XXX) */
2184 GFILES
= 1<<17, /* Include filename and pipe addresses */
2185 GFULLEXTRA
= 1<<18 /* Only with GFULL: GFULL less address */
2187 #define GMASK (GTO | GSUBJECT | GCC | GBCC)
2191 HF_LIST_REPLY
= 1<< 0,
2192 HF_MFT_SENDER
= 1<< 1, /* Add ourselves to Mail-Followup-To: */
2193 HF_RECIPIENT_RECORD
= 1<<10, /* Save message in file named after rec. */
2197 /* Structure used to pass about the current state of a message (header) */
2198 struct n_header_field
{
2199 struct n_header_field
*hf_next
;
2200 ui32_t hf_nl
; /* Field-name length */
2201 ui32_t hf_bl
; /* Field-body length*/
2202 char hf_dat
[VFIELD_SIZE(0)];
2206 ui32_t h_flags
; /* enum header_flags bits */
2208 struct name
*h_to
; /* Dynamic "To:" string */
2209 char *h_subject
; /* Subject string */
2210 struct name
*h_cc
; /* Carbon copies string */
2211 struct name
*h_bcc
; /* Blind carbon copies */
2212 struct name
*h_ref
; /* References (possibly overridden) */
2213 struct attachment
*h_attach
; /* MIME attachments */
2214 char *h_charset
; /* preferred charset */
2215 struct name
*h_from
; /* overridden "From:" field */
2216 struct name
*h_sender
; /* overridden "Sender:" field */
2217 struct name
*h_replyto
; /* overridden "Reply-To:" field */
2218 struct name
*h_message_id
; /* overridden "Message-ID:" field */
2219 struct name
*h_in_reply_to
;/* overridden "In-Reply-To:" field */
2220 struct name
*h_mft
; /* Mail-Followup-To */
2221 char const *h_list_post
; /* Address from List-Post:, for `Lreply' */
2222 struct n_header_field
*h_user_headers
;
2223 struct n_header_field
*h_custom_headers
; /* (Cached result) */
2226 /* Handling of namelist nodes used in processing the recipients of mail and
2227 * aliases, inspection of mail-addresses and all that kind of stuff */
2229 NAME_NAME_SALLOC
= 1<< 0, /* .n_name is doped */
2230 NAME_FULLNAME_SALLOC
= 1<< 1, /* .n_fullname is doped */
2231 NAME_SKINNED
= 1<< 2, /* Is actually skin()ned */
2232 NAME_IDNA
= 1<< 3, /* IDNA was applied */
2234 NAME_ADDRSPEC_CHECKED
= 1<< 4, /* Address has been .. and */
2235 NAME_ADDRSPEC_ISFILE
= 1<< 5, /* ..is a file path */
2236 NAME_ADDRSPEC_ISPIPE
= 1<< 6, /* ..is a command for piping */
2237 NAME_ADDRSPEC_ISFILEORPIPE
= NAME_ADDRSPEC_ISFILE
| NAME_ADDRSPEC_ISPIPE
,
2238 NAME_ADDRSPEC_ISNAME
= 1<< 7, /* ..is a valid mail network address */
2239 NAME_ADDRSPEC_ISADDR
= 1<< 8, /* ..is a valid mail network address */
2241 NAME_ADDRSPEC_ERR_EMPTY
= 1<< 9, /* An empty string (or NULL) */
2242 NAME_ADDRSPEC_ERR_ATSEQ
= 1<<10, /* Weird @ sequence */
2243 NAME_ADDRSPEC_ERR_CHAR
= 1<<11, /* Invalid character */
2244 NAME_ADDRSPEC_ERR_IDNA
= 1<<12, /* IDNA convertion failed */
2245 NAME_ADDRSPEC_INVALID
= NAME_ADDRSPEC_ERR_EMPTY
|
2246 NAME_ADDRSPEC_ERR_ATSEQ
| NAME_ADDRSPEC_ERR_CHAR
|
2247 NAME_ADDRSPEC_ERR_IDNA
,
2249 /* Error storage (we must fit in 31-bit) */
2251 _NAME_MAXWC
= 0x3FFFF,
2252 _NAME_MASKWC
= _NAME_MAXWC
<< _NAME_SHIFTWC
2255 /* In the !_ERR_EMPTY case, the failing character can be queried */
2256 #define NAME_ADDRSPEC_ERR_GETWC(F) \
2257 ((((unsigned int)(F) & _NAME_MASKWC) >> _NAME_SHIFTWC) & _NAME_MAXWC)
2258 #define NAME_ADDRSPEC_ERR_SET(F, E, WC) \
2260 (F) = ((F) & ~(NAME_ADDRSPEC_INVALID | _NAME_MASKWC)) |\
2261 (E) | (((unsigned int)(WC) & _NAME_MAXWC) << _NAME_SHIFTWC);\
2265 struct name
*n_flink
; /* Forward link in list. */
2266 struct name
*n_blink
; /* Backward list link */
2267 enum gfield n_type
; /* From which list it came */
2268 enum nameflags n_flags
; /* enum nameflags */
2269 char *n_name
; /* This fella's address */
2270 char *n_fullname
; /* Ditto, unless GFULL including comment */
2271 char *n_fullextra
; /* GFULL, without address */
2275 char const *ag_input
; /* Input string as given */
2276 size_t ag_ilen
; /* strlen() of input */
2277 size_t ag_iaddr_start
; /* Start of *addr-spec* in .ag_input */
2278 size_t ag_iaddr_aend
; /* ..and one past its end */
2279 char *ag_skinned
; /* Output (alloced if !=.ag_input) */
2280 size_t ag_slen
; /* strlen() of .ag_skinned */
2281 size_t ag_sdom_start
; /* Start of domain in .ag_skinned, */
2282 enum nameflags ag_n_flags
; /* enum nameflags of .ag_skinned */
2285 /* MIME attachments */
2287 AC_DEFAULT
, /* _get_lc() -> _iter_*() */
2288 AC_FIX_OUTCS
, /* _get_lc() -> "charset=" .a_charset */
2289 AC_FIX_INCS
, /* "charset=".a_input_charset (nocnv) */
2290 AC_TMPFILE
/* attachment.a_tmpf is converted */
2294 struct attachment
*a_flink
; /* Forward link in list. */
2295 struct attachment
*a_blink
; /* Backward list link */
2296 char const *a_name
; /* file name */
2297 char const *a_content_type
; /* content type */
2298 char const *a_content_disposition
; /* content disposition */
2299 char const *a_content_id
; /* content id */
2300 char const *a_content_description
; /* content description */
2301 char const *a_input_charset
; /* Interpretation depends on .a_conv */
2302 char const *a_charset
; /* ... */
2303 FILE *a_tmpf
; /* If AC_TMPFILE */
2304 enum attach_conv a_conv
; /* User chosen conversion */
2305 int a_msgno
; /* message number */
2309 struct header
*sb_hp
;
2312 struct str sb_signer
; /* USER@HOST for signing+ */
2314 struct ccred sb_ccred
;
2317 /* Structure of the hash table of ignored header fields */
2320 bool_t it_auto
; /* Stored in auto-reclaimed storage? */
2322 struct n_ignoretab_field
{
2323 struct n_ignoretab_field
*itf_next
;
2324 char itf_field
[VFIELD_SIZE(0)]; /* Header field */
2325 } *it_head
[5 /* TODO make dynamic hashmap */];
2328 /* For saving the current directory and later returning */
2333 char cw_wd
[PATH_MAX
];
2338 * Global variable declarations
2340 * These become instantiated in main.c.
2344 #ifdef n_MAIN_SOURCE
2345 # ifndef HAVE_AMALGAMATION
2354 VL
int mb_cur_max
; /* Value of MB_CUR_MAX */
2355 VL
int realscreenheight
; /* The real screen height */
2356 VL
int scrnwidth
; /* Screen width, or best guess */
2357 VL
int scrnheight
; /* Screen height/guess (4 header) */
2359 VL
char const *myname
; /* My login name */
2360 VL
char const *progname
; /* Our name */
2362 VL gid_t group_id
; /* getgid() and getuid() */
2365 VL
int exit_status
; /* Exit status */
2366 VL ui32_t options
; /* Bits of enum user_options */
2367 VL
char const *option_Mm_arg
; /* Argument for -[Mm] aka OPT_[Mm]_FLAG */
2368 VL
struct name
*option_r_arg
; /* Argument to -r option */
2369 VL
char const **smopts
; /* sendmail(1) opts from commline */
2370 VL
size_t smopts_cnt
; /* Entries in smopts */
2372 VL ui32_t pstate
; /* Bits of enum program_state */
2373 VL
size_t noreset
; /* String resets suspended (recursive) */
2375 /* XXX stylish sorting */
2376 VL
int msgCount
; /* Count of messages read in */
2377 VL
struct mailbox mb
; /* Current mailbox */
2378 VL
int image
; /* File descriptor for msg image */
2379 VL
char mailname
[PATH_MAX
]; /* Name of current file TODO URL/object*/
2380 VL
char displayname
[80 - 40]; /* Prettyfied for display TODO URL/obj*/
2381 VL
char prevfile
[PATH_MAX
]; /* Name of previous file TODO URL/obj */
2382 VL
char const *account_name
; /* Current account name or NULL */
2383 VL off_t mailsize
; /* Size of system mailbox */
2384 VL
struct message
*dot
; /* Pointer to current message */
2385 VL
struct message
*prevdot
; /* Previous current message */
2386 VL
struct message
*message
; /* The actual message structure */
2387 VL
struct message
*threadroot
; /* first threaded message */
2388 VL
int *n_msgvec
; /* Folder setmsize(), list.c res. store*/
2390 VL
struct ignoretab ignore
[2]; /* ignored and retained fields
2391 * 0 is ignore, 1 is retain */
2392 VL
struct ignoretab saveignore
[2]; /* ignored and retained fields
2393 * on save to folder */
2394 VL
struct ignoretab fwdignore
[2]; /* fields to ignore for forwarding */
2395 #define allignore ((struct ignoretab*)-2) /* special, ignore all headers */
2397 VL
struct time_current time_current
; /* time(3); send: mail1() XXXcarrier */
2398 VL
struct termios_state termios_state
; /* getpassword(); see commands().. */
2401 VL
enum ssl_verify_level ssl_verify_level
; /* SSL verification level */
2408 VL sigjmp_buf srbuf
;
2410 VL sighandler_type dflpipe
;
2412 /* TODO Temporary hacks unless the codebase doesn't jump and uses pass-by-value
2413 * TODO carrier structs instead of locals */
2414 VL
char *temporary_arg_v_store
;
2415 /* TODO temporary storage to overcome which_protocol() mess (for PROTO_FILE) */
2416 VL
char const *temporary_protocol_ext
;
2418 /* The remaining variables need initialization */
2420 #ifndef HAVE_AMALGAMATION
2421 VL
char const month_names
[12 + 1][4];
2422 VL
char const weekday_names
[7 + 1][4];
2424 VL
char const uagent
[sizeof VAL_UAGENT
];
2426 VL ui16_t
const class_char
[1 + 0x7F];
2430 * Finally, let's include the function prototypes XXX embed
2433 #ifndef n_PRIVSEP_SOURCE
2434 # include "nailfuns.h"