* Exim - an Internet mail transport agent *
*************************************************/
-/* Copyright (c) University of Cambridge 1995 - 2016 */
+/* Copyright (c) University of Cambridge 1995 - 2018 */
/* See the file NOTICE for conditions of use and distribution. */
#endif
-/* Encodings for mailbox formats, and their names. MBX format is actually
-supported only if SUPPORT_MBX is set. */
-
-enum { mbf_unix, mbf_mbx, mbf_smail, mbf_maildir, mbf_mailstore };
-
-static const char *mailbox_formats[] = {
- "unix", "mbx", "smail", "maildir", "mailstore" };
-
-
-/* Check warn threshold only if quota size set or not a percentage threshold
- percentage check should only be done if quota > 0 */
-
-#define THRESHOLD_CHECK (ob->quota_warn_threshold_value > 0 && \
- (!ob->quota_warn_threshold_is_percent || ob->quota_value > 0))
-
-
/* Options specific to the appendfile transport. They must be in alphabetic
order (note that "_" comes before the lower case letters). Some of them are
stored in the publicly visible instance block - these are flagged with the
int appendfile_transport_options_count =
sizeof(appendfile_transport_options)/sizeof(optionlist);
+
+#ifdef MACRO_PREDEF
+
+/* Dummy values */
+appendfile_transport_options_block appendfile_transport_option_defaults = {0};
+void appendfile_transport_init(transport_instance *tblock) {}
+BOOL appendfile_transport_entry(transport_instance *tblock, address_item *addr) {return FALSE;}
+
+#else /*!MACRO_PREDEF*/
+
/* Default private options block for the appendfile transport. */
appendfile_transport_options_block appendfile_transport_option_defaults = {
FALSE, /* mailstore_format */
FALSE, /* mbx_format */
FALSE, /* quota_warn_threshold_is_percent */
- TRUE /* quota_is_inclusive */
+ TRUE, /* quota_is_inclusive */
+ FALSE, /* quota_no_check */
+ FALSE /* quota_filecount_no_check */
};
+/* Encodings for mailbox formats, and their names. MBX format is actually
+supported only if SUPPORT_MBX is set. */
+
+enum { mbf_unix, mbf_mbx, mbf_smail, mbf_maildir, mbf_mailstore };
+
+static const char *mailbox_formats[] = {
+ "unix", "mbx", "smail", "maildir", "mailstore" };
+
+
+/* Check warn threshold only if quota size set or not a percentage threshold
+ percentage check should only be done if quota > 0 */
+
+#define THRESHOLD_CHECK (ob->quota_warn_threshold_value > 0 && \
+ (!ob->quota_warn_threshold_is_percent || ob->quota_value > 0))
+
+
/*************************************************
* Setup entry point *
(appendfile_transport_options_block *)(tblock->options_block);
uschar *q = ob->quota;
double default_value = 0.0;
-int i;
addrlist = addrlist; /* Keep picky compilers happy */
dummy = dummy;
/* Loop for quota, quota_filecount, quota_warn_threshold, mailbox_size,
mailbox_filecount */
-for (i = 0; i < 5; i++)
+for (int i = 0; i < 5; i++)
{
double d;
+ int no_check = 0;
uschar *which = NULL;
- if (q == NULL) d = default_value; else
+ if (q == NULL) d = default_value;
+ else
{
uschar *rest;
uschar *s = expand_string(q);
- if (s == NULL)
+ if (!s)
{
*errmsg = string_sprintf("Expansion of \"%s\" in %s transport failed: "
"%s", q, tblock->name, expand_string_message);
- return search_find_defer? DEFER : FAIL;
+ return f.search_find_defer ? DEFER : FAIL;
}
d = Ustrtod(s, &rest);
else if (tolower(*rest) == 'g') { d *= 1024.0*1024.0*1024.0; rest++; }
else if (*rest == '%' && i == 2)
{
- if (ob->quota_value <= 0 && !ob->maildir_use_size_file) d = 0;
+ if (ob->quota_value <= 0 && !ob->maildir_use_size_file)
+ d = 0;
else if ((int)d < 0 || (int)d > 100)
{
*errmsg = string_sprintf("Invalid quota_warn_threshold percentage (%d)"
rest++;
}
+
+ /* For quota and quota_filecount there may be options
+ appended. Currently only "no_check", so we can be lazy parsing it */
+ if (i < 2 && Ustrstr(rest, "/no_check") == rest)
+ {
+ no_check = 1;
+ rest += sizeof("/no_check") - 1;
+ }
+
while (isspace(*rest)) rest++;
if (*rest != 0)
switch (i)
{
case 0:
- if (d >= 2.0*1024.0*1024.0*1024.0 && sizeof(off_t) <= 4) which = US"quota";
- ob->quota_value = (off_t)d;
- q = ob->quota_filecount;
- break;
+ if (d >= 2.0*1024.0*1024.0*1024.0 && sizeof(off_t) <= 4)
+ which = US"quota";
+ ob->quota_value = (off_t)d;
+ ob->quota_no_check = no_check;
+ q = ob->quota_filecount;
+ break;
case 1:
- if (d >= 2.0*1024.0*1024.0*1024.0) which = US"quota_filecount";
- ob->quota_filecount_value = (int)d;
- q = ob->quota_warn_threshold;
- break;
+ if (d >= 2.0*1024.0*1024.0*1024.0)
+ which = US"quota_filecount";
+ ob->quota_filecount_value = (int)d;
+ ob->quota_filecount_no_check = no_check;
+ q = ob->quota_warn_threshold;
+ break;
case 2:
if (d >= 2.0*1024.0*1024.0*1024.0 && sizeof(off_t) <= 4)
- which = US"quota_warn_threshold";
- ob->quota_warn_threshold_value = (off_t)d;
- q = ob->mailbox_size_string;
- default_value = -1.0;
- break;
+ which = US"quota_warn_threshold";
+ ob->quota_warn_threshold_value = (off_t)d;
+ q = ob->mailbox_size_string;
+ default_value = -1.0;
+ break;
case 3:
- if (d >= 2.0*1024.0*1024.0*1024.0 && sizeof(off_t) <= 4)
- which = US"mailbox_size";;
- ob->mailbox_size_value = (off_t)d;
- q = ob->mailbox_filecount_string;
- break;
+ if (d >= 2.0*1024.0*1024.0*1024.0 && sizeof(off_t) <= 4)
+ which = US"mailbox_size";;
+ ob->mailbox_size_value = (off_t)d;
+ q = ob->mailbox_filecount_string;
+ break;
case 4:
- if (d >= 2.0*1024.0*1024.0*1024.0) which = US"mailbox_filecount";
- ob->mailbox_filecount_value = (int)d;
- break;
+ if (d >= 2.0*1024.0*1024.0*1024.0)
+ which = US"mailbox_filecount";
+ ob->mailbox_filecount_value = (int)d;
+ break;
}
- if (which != NULL)
+ if (which)
{
*errmsg = string_sprintf("%s value %.10g is too large (overflow) in "
"%s transport", which, d, tblock->name);
/* Only one of a file name or directory name must be given. */
-if (ob->filename != NULL && ob->dirname != NULL)
+if (ob->filename && ob->dirname)
log_write(0, LOG_PANIC_DIE|LOG_CONFIG_FOR, "%s transport:\n "
"only one of \"file\" or \"directory\" can be specified", tblock->name);
/* If a file name was specified, neither quota_filecount nor quota_directory
must be given. */
-if (ob->filename != NULL)
+if (ob->filename)
{
- if (ob->quota_filecount != NULL)
+ if (ob->quota_filecount)
log_write(0, LOG_PANIC_DIE|LOG_CONFIG_FOR, "%s transport:\n "
"quota_filecount must not be set without \"directory\"", tblock->name);
- if (ob->quota_directory != NULL)
+ if (ob->quota_directory)
log_write(0, LOG_PANIC_DIE|LOG_CONFIG_FOR, "%s transport:\n "
"quota_directory must not be set without \"directory\"", tblock->name);
}
#ifdef SUPPORT_MBX
if (ob->mbx_format)
- {
if (!ob->set_use_lockfile && !ob->set_use_fcntl && !ob->set_use_flock &&
!ob->set_use_mbx_lock)
{
if (!ob->set_use_flock) ob->use_flock = FALSE;
if (!ob->use_fcntl && !ob->use_flock) ob->use_fcntl = TRUE;
}
- }
#endif /* SUPPORT_MBX */
if (!ob->use_fcntl && !ob->use_flock && !ob->use_lockfile && !ob->use_mbx_lock)
specified, and if quota_filecount or quota_directory is given, quota must
be set. */
-if (ob->dirname != NULL)
+if (ob->dirname)
{
if (ob->maildir_format && ob->mailstore_format)
log_write(0, LOG_PANIC_DIE|LOG_CONFIG_FOR, "%s transport:\n "
/* If a fixed uid field is set, then a gid field must also be set. */
-if (tblock->uid_set && !tblock->gid_set && tblock->expand_gid == NULL)
+if (tblock->uid_set && !tblock->gid_set && !tblock->expand_gid)
log_write(0, LOG_PANIC_DIE|LOG_CONFIG,
"user set without group for the %s transport", tblock->name);
/* If "create_file" is set, check that a valid option is given, and set the
integer variable. */
-if (ob->create_file_string != NULL)
+if (ob->create_file_string)
{
int value = 0;
- if (Ustrcmp(ob->create_file_string, "anywhere") == 0) value = create_anywhere;
- else if (Ustrcmp(ob->create_file_string, "belowhome") == 0) value =
- create_belowhome;
+ if (Ustrcmp(ob->create_file_string, "anywhere") == 0)
+ value = create_anywhere;
+ else if (Ustrcmp(ob->create_file_string, "belowhome") == 0)
+ value = create_belowhome;
else if (Ustrcmp(ob->create_file_string, "inhome") == 0)
value = create_inhome;
else
not be used if the actual threshold for a given delivery ends up as zero,
of if it's given as a percentage and there's no quota setting. */
-if (ob->quota_warn_threshold != NULL)
+if (ob->quota_warn_threshold)
{
- if (tblock->warn_message == NULL) tblock->warn_message = US
+ if (!tblock->warn_message) tblock->warn_message = US
"To: $local_part@$domain\n"
"Subject: Your mailbox\n\n"
"This message is automatically created by mail delivery software (Exim).\n\n"
/* If not batch SMTP, not maildir, not mailstore, and directory is not set,
insert default values for for the affixes and the check/escape strings. */
-else if (ob->dirname == NULL && !ob->maildir_format && !ob->mailstore_format)
+else if (!ob->dirname && !ob->maildir_format && !ob->mailstore_format)
{
- if (ob->message_prefix == NULL) ob->message_prefix =
+ if (!ob->message_prefix) ob->message_prefix =
US"From ${if def:return_path{$return_path}{MAILER-DAEMON}} ${tod_bsdinbox}\n";
- if (ob->message_suffix == NULL) ob->message_suffix = US"\n";
- if (ob->check_string == NULL) ob->check_string = US"From ";
- if (ob->escape_string == NULL) ob->escape_string = US">From ";
+ if (!ob->message_suffix) ob->message_suffix = US"\n";
+ if (!ob->check_string) ob->check_string = US"From ";
+ if (!ob->escape_string) ob->escape_string = US">From ";
}
driver options. Only one of body_only and headers_only can be set. */
ob->options |=
- (tblock->body_only? topt_no_headers : 0) |
- (tblock->headers_only? topt_no_body : 0) |
- (tblock->return_path_add? topt_add_return_path : 0) |
- (tblock->delivery_date_add? topt_add_delivery_date : 0) |
- (tblock->envelope_to_add? topt_add_envelope_to : 0) |
- ((ob->use_crlf || ob->mbx_format)? topt_use_crlf : 0);
+ (tblock->body_only ? topt_no_headers : 0) |
+ (tblock->headers_only ? topt_no_body : 0) |
+ (tblock->return_path_add ? topt_add_return_path : 0) |
+ (tblock->delivery_date_add ? topt_add_delivery_date : 0) |
+ (tblock->envelope_to_add ? topt_add_envelope_to : 0) |
+ ((ob->use_crlf || ob->mbx_format) ? topt_use_crlf : 0);
}
{
struct servent *sp;
host_item host;
-host_item *h;
-uschar buffer[256];
+uschar * s;
DEBUG(D_transport) debug_printf("notify_comsat called\n");
-sprintf(CS buffer, "%.200s@" OFF_T_FMT "\n", user, offset);
+s = string_sprintf("%.200s@" OFF_T_FMT "\n", user, offset);
if ((sp = getservbyname("biff", "udp")) == NULL)
{
host.address = US"127.0.0.1";
-for (h = &host; h; h = h->next)
+for (host_item * h = &host; h; h = h->next)
{
int sock, rc;
int host_af = Ustrchr(h->address, ':') != NULL ? AF_INET6 : AF_INET;
/* Connect never fails for a UDP socket, so don't set a timeout. */
- (void)ip_connect(sock, host_af, h->address, ntohs(sp->s_port), 0, FALSE);
- rc = send(sock, buffer, Ustrlen(buffer) + 1, 0);
+ (void)ip_connect(sock, host_af, h->address, ntohs(sp->s_port), 0, NULL);
+ rc = send(sock, s, Ustrlen(s) + 1, 0);
(void)close(sock);
if (rc >= 0) break;
if (match && tp)
{
- transport_instance *tt;
- for (tt = transports; tt; tt = tt->next)
+ for (transport_instance * tt = transports; tt; tt = tt->next)
if (Ustrcmp(tp, tt->name) == 0)
{
DEBUG(D_transport)
*/
off_t
-check_dir_size(uschar *dirname, int *countptr, const pcre *regex)
+check_dir_size(const uschar * dirname, int *countptr, const pcre *regex)
{
DIR *dir;
off_t sum = 0;
struct dirent *ent;
struct stat statbuf;
-dir = opendir(CS dirname);
-if (dir == NULL) return 0;
+if (!(dir = opendir(CS dirname))) return 0;
-while ((ent = readdir(dir)) != NULL)
+while ((ent = readdir(dir)))
{
- uschar *name = US ent->d_name;
- uschar buffer[1024];
+ uschar * path, * name = US ent->d_name;
if (Ustrcmp(name, ".") == 0 || Ustrcmp(name, "..") == 0) continue;
/* If there's a regex, try to find the size using it */
- if (regex != NULL)
+ if (regex)
{
int ovector[6];
if (pcre_exec(regex, NULL, CS name, Ustrlen(name), 0, 0, ovector,6) >= 2)
/* No regex or no match for the regex, or captured non-digits */
- if (!string_format(buffer, sizeof(buffer), "%s/%s", dirname, name))
- {
- DEBUG(D_transport)
- debug_printf("check_dir_size: name too long: dir=%s name=%s\n", dirname,
- name);
- continue;
- }
+ path = string_sprintf("%s/%s", dirname, name);
- if (Ustat(buffer, &statbuf) < 0)
+ if (Ustat(path, &statbuf) < 0)
{
DEBUG(D_transport)
- debug_printf("check_dir_size: stat error %d for %s: %s\n", errno, buffer,
+ debug_printf("check_dir_size: stat error %d for %s: %s\n", errno, path,
strerror(errno));
- continue;
}
-
- if ((statbuf.st_mode & S_IFMT) == S_IFREG)
- sum += statbuf.st_size;
- else if ((statbuf.st_mode & S_IFMT) == S_IFDIR)
- sum += check_dir_size(buffer, &count, regex);
+ else
+ if ((statbuf.st_mode & S_IFMT) == S_IFREG)
+ sum += statbuf.st_size / statbuf.st_nlink;
+ else if ((statbuf.st_mode & S_IFMT) == S_IFDIR)
+ sum += check_dir_size(path, &count, regex);
}
closedir(dir);
{
if (fcntltime > 0)
{
- alarm(fcntltime);
+ ALARM(fcntltime);
yield = fcntl(fd, F_SETLKW, &lock_data);
save_errno = errno;
- alarm(0);
+ ALARM_CLR(0);
errno = save_errno;
}
else yield = fcntl(fd, F_SETLK, &lock_data);
#ifndef NO_FLOCK
if (doflock && (yield >= 0))
{
- int flocktype = (fcntltype == F_WRLCK)? LOCK_EX : LOCK_SH;
+ int flocktype = (fcntltype == F_WRLCK) ? LOCK_EX : LOCK_SH;
if (flocktime > 0)
{
- alarm(flocktime);
+ ALARM(flocktime);
yield = flock(fd, flocktype);
save_errno = errno;
- alarm(0);
+ ALARM_CLR(0);
errno = save_errno;
}
else yield = flock(fd, flocktype | LOCK_NB);
int used;
off_t size;
struct stat statbuf;
-transport_ctx tctx = {0};
-
-tctx.u.fd = to_fd;
+transport_ctx tctx = { .u={.fd = to_fd}, .options = topt_not_socket };
/* If the current mailbox size is zero, write a header block */
if (saved_size == 0)
{
- int i;
uschar *s;
memset (deliver_out_buffer, '\0', MBX_HDRSIZE);
sprintf(CS(s = deliver_out_buffer), "*mbx*\015\012%08lx00000000\015\012",
(long int)time(NULL));
- for (i = 0; i < MBX_NUSERFLAGS; i++)
+ for (int i = 0; i < MBX_NUSERFLAGS; i++)
sprintf (CS(s += Ustrlen(s)), "\015\012");
if (!transport_write_block (&tctx, deliver_out_buffer, MBX_HDRSIZE, FALSE))
return DEFER;
/* Rewind the temporary file, and copy it over in chunks. */
-lseek(from_fd, 0 , SEEK_SET);
+if (lseek(from_fd, 0 , SEEK_SET) < 0) return DEFER;
while (size > 0)
{
{
BOOL yield = TRUE;
-if (deliver_home != NULL && create_file != create_anywhere)
+if (deliver_home && create_file != create_anywhere)
{
int len = Ustrlen(deliver_home);
uschar *file = filename;
#ifndef NO_REALPATH
if (yield && create_file == create_belowhome)
{
- uschar *slash, *next;
+ uschar *next;
uschar *rp = NULL;
- for (slash = Ustrrchr(file, '/'); /* There is known to be one */
- rp == NULL && slash > file; /* Stop if reached beginning */
+ for (uschar * slash = Ustrrchr(file, '/'); /* There is known to be one */
+ !rp && slash > file; /* Stop if reached beginning */
slash = next)
{
*slash = 0;
contain symbolic links, so we have to "realpath" it as well, if
possible. */
- if (rp != NULL)
+ if (rp)
{
uschar hdbuffer[PATH_MAX+1];
uschar *rph = deliver_home;
int rlen = Ustrlen(big_buffer);
- rp = US realpath(CS deliver_home, CS hdbuffer);
- if (rp != NULL)
+ if ((rp = US realpath(CS deliver_home, CS hdbuffer)))
{
rph = hdbuffer;
len = Ustrlen(rph);
uid_t uid = geteuid(); /* See note above */
gid_t gid = getegid();
int mbformat;
-int mode = (addr->mode > 0)? addr->mode : ob->mode;
+int mode = (addr->mode > 0) ? addr->mode : ob->mode;
off_t saved_size = -1;
off_t mailbox_size = ob->mailbox_size_value;
int mailbox_filecount = ob->mailbox_filecount_value;
$address_file variable. Below, we update the local part in the address if it
changes by expansion, so that the final path ends up in the log. */
-if (testflag(addr, af_file) &&
- ob->filename == NULL &&
- ob->dirname == NULL)
+if (testflag(addr, af_file) && !ob->filename && !ob->dirname)
{
fdname = US"$address_file";
if (address_file[Ustrlen(address_file)-1] == '/' ||
explicitly set and (b) a non-address_file delivery, where one of "file" or
"directory" must be set; initialization ensures that they are not both set. */
-if (fdname == NULL)
+if (!fdname)
{
- fdname = ob->filename;
- if (fdname == NULL)
+ if (!(fdname = ob->filename))
{
fdname = ob->dirname;
isdirectory = TRUE;
}
- if (fdname == NULL)
+ if (!fdname)
{
- addr->transport_return = PANIC;
addr->message = string_sprintf("Mandatory file or directory option "
"missing from %s transport", tblock->name);
- return FALSE;
+ goto ret_panic;
}
}
if ((ob->maildir_format || ob->mailstore_format) && !isdirectory)
{
- addr->transport_return = PANIC;
addr->message = string_sprintf("mail%s_format requires \"directory\" "
"to be specified for the %s transport",
- ob->maildir_format? "dir" : "store", tblock->name);
- return FALSE;
+ ob->maildir_format ? "dir" : "store", tblock->name);
+ goto ret_panic;
}
-path = expand_string(fdname);
-
-if (path == NULL)
+if (!(path = expand_string(fdname)))
{
- addr->transport_return = PANIC;
addr->message = string_sprintf("Expansion of \"%s\" (file or directory "
"name for %s transport) failed: %s", fdname, tblock->name,
expand_string_message);
- return FALSE;
+ goto ret_panic;
}
if (path[0] != '/')
to the true local part. */
if (testflag(addr, af_file))
- {
- address_item *addr2;
- for (addr2 = addr; addr2 != NULL; addr2 = addr2->next)
+ for (address_item * addr2 = addr; addr2; addr2 = addr2->next)
addr2->local_part = string_copy(path);
- }
/* The available mailbox formats depend on whether it is a directory or a file
delivery. */
{
mbformat =
#ifdef SUPPORT_MAILDIR
- (ob->maildir_format)? mbf_maildir :
+ ob->maildir_format ? mbf_maildir :
#endif
#ifdef SUPPORT_MAILSTORE
- (ob->mailstore_format)? mbf_mailstore :
+ ob->mailstore_format ? mbf_mailstore :
#endif
mbf_smail;
}
{
mbformat =
#ifdef SUPPORT_MBX
- (ob->mbx_format)? mbf_mbx :
+ ob->mbx_format ? mbf_mbx :
#endif
mbf_unix;
}
DEBUG(D_transport)
{
debug_printf("appendfile: mode=%o notify_comsat=%d quota=" OFF_T_FMT
+ "%s%s"
" warning=" OFF_T_FMT "%s\n"
" %s=%s format=%s\n message_prefix=%s\n message_suffix=%s\n "
"maildir_use_size_file=%s\n",
mode, ob->notify_comsat, ob->quota_value,
+ ob->quota_no_check ? " (no_check)" : "",
+ ob->quota_filecount_no_check ? " (no_check_filecount)" : "",
ob->quota_warn_threshold_value,
- ob->quota_warn_threshold_is_percent? "%" : "",
- isdirectory? "directory" : "file",
+ ob->quota_warn_threshold_is_percent ? "%" : "",
+ isdirectory ? "directory" : "file",
path, mailbox_formats[mbformat],
- (ob->message_prefix == NULL)? US"null" : string_printing(ob->message_prefix),
- (ob->message_suffix == NULL)? US"null" : string_printing(ob->message_suffix),
- (ob->maildir_use_size_file)? "yes" : "no");
+ !ob->message_prefix ? US"null" : string_printing(ob->message_prefix),
+ !ob->message_suffix ? US"null" : string_printing(ob->message_suffix),
+ ob->maildir_use_size_file ? "yes" : "no");
if (!isdirectory) debug_printf(" locking by %s%s%s%s%s\n",
- ob->use_lockfile? "lockfile " : "",
- ob->use_mbx_lock? "mbx locking (" : "",
- ob->use_fcntl? "fcntl " : "",
- ob->use_flock? "flock" : "",
- ob->use_mbx_lock? ")" : "");
+ ob->use_lockfile ? "lockfile " : "",
+ ob->use_mbx_lock ? "mbx locking (" : "",
+ ob->use_fcntl ? "fcntl " : "",
+ ob->use_flock ? "flock" : "",
+ ob->use_mbx_lock ? ")" : "");
}
/* If the -N option is set, can't do any more. */
-if (dont_deliver)
+if (f.dont_deliver)
{
DEBUG(D_transport)
debug_printf("*** delivery by %s transport bypassed by -N option\n",
failures because if an existing file fails to open here, it will also fail
again later when O_RDWR is used. */
- if (ob->file_format != NULL)
+ if (ob->file_format)
{
int cfd = Uopen(path, O_RDONLY, 0);
if (cfd >= 0)
if (tt != tblock)
{
- if (tt != NULL)
+ if (tt)
{
set_process_info("delivering %s to %s using %s", message_id,
addr->local_part, tt->name);
for (i = 0; i < ob->lock_retries; sleep(ob->lock_interval), i++)
{
int rc;
- hd = Uopen(hitchname, O_WRONLY | O_CREAT | O_EXCL, ob->lockfile_mode);
+ hd = Uopen(hitchname, O_WRONLY | O_CREAT | O_EXCL, ob->lockfile_mode);
if (hd < 0)
{
addr->basic_errno = errno;
int sleep_before_retry = TRUE;
file_opened = FALSE;
- if((use_lstat? Ulstat(filename, &statbuf) : Ustat(filename, &statbuf)) != 0)
+ if ((use_lstat ? Ulstat(filename, &statbuf) : Ustat(filename, &statbuf)) != 0)
{
/* Let's hope that failure to stat (other than non-existence) is a
rare event. */
get a shared lock. */
fd = Uopen(filename, O_RDWR | O_APPEND | O_CREAT |
- (use_lstat? O_EXCL : 0), mode);
+ (use_lstat ? O_EXCL : 0), mode);
if (fd < 0)
{
if (errno == EEXIST) continue;
/* We have successfully created and opened the file. Ensure that the group
and the mode are correct. */
- if(Uchown(filename, uid, gid) || Uchmod(filename, mode))
+ if (exim_chown(filename, uid, gid) || Uchmod(filename, mode))
{
addr->basic_errno = errno;
addr->message = string_sprintf("while setting perms on mailbox %s",
addr->basic_errno = ERRNO_BADUGID;
addr->message = string_sprintf("mailbox %s%s has wrong uid "
"(%ld != %ld)", filename,
- islink? " (symlink)" : "",
+ islink ? " (symlink)" : "",
(long int)(statbuf.st_uid), (long int)uid);
goto RETURN;
}
{
addr->basic_errno = ERRNO_BADUGID;
addr->message = string_sprintf("mailbox %s%s has wrong gid (%d != %d)",
- filename, islink? " (symlink)" : "", statbuf.st_gid, gid);
+ filename, islink ? " (symlink)" : "", statbuf.st_gid, gid);
goto RETURN;
}
{
addr->basic_errno = ERRNO_NOTREGULAR;
addr->message = string_sprintf("mailbox %s%s has too many links (%d)",
- filename, islink? " (symlink)" : "", statbuf.st_nlink);
+ filename, islink ? " (symlink)" : "", statbuf.st_nlink);
goto RETURN;
}
{
addr->basic_errno = ERRNO_NOTREGULAR;
addr->message = string_sprintf("mailbox %s is not a regular file%s",
- filename, ob->allow_fifo? " or named pipe" : "");
+ filename, ob->allow_fifo ? " or named pipe" : "");
goto RETURN;
}
permissions are greater than the existing permissions, don't change
things when the mode is not from the address. */
- if ((oldmode = (oldmode & 07777)) != mode)
+ if ((oldmode &= 07777) != mode)
{
int diffs = oldmode ^ mode;
if (addr->mode > 0 || (diffs & oldmode) == diffs)
a FIFO is opened WRONLY + NDELAY so that it fails if there is no process
reading the pipe. */
- fd = Uopen(filename, isfifo? (O_WRONLY|O_NDELAY) : (O_RDWR|O_APPEND),
+ fd = Uopen(filename, isfifo ? (O_WRONLY|O_NDELAY) : (O_RDWR|O_APPEND),
mode);
if (fd < 0)
{
}
addr->basic_errno = errno;
if (isfifo)
- {
addr->message = string_sprintf("while opening named pipe %s "
"(could mean no process is reading it)", filename);
- }
else if (errno != EWOULDBLOCK)
- {
addr->message = string_sprintf("while opening mailbox %s", filename);
- }
goto RETURN;
}
{
addr->basic_errno = ERRNO_INODECHANGED;
addr->message = string_sprintf("opened mailbox %s inode number changed "
- "from %d to %ld", filename, inode, statbuf.st_ino);
+ "from " INO_T_FMT " to " INO_T_FMT, filename, inode, statbuf.st_ino);
addr->special_action = SPECIAL_FREEZE;
goto RETURN;
}
addr->basic_errno = ERRNO_NOTREGULAR;
addr->message =
string_sprintf("opened mailbox %s is no longer a %s", filename,
- isfifo? "named pipe" : "regular file");
+ isfifo ? "named pipe" : "regular file");
addr->special_action = SPECIAL_FREEZE;
goto RETURN;
}
/* If file_format is set, check that the format of the file has not
changed. Error data is set by the testing function. */
- if (ob->file_format != NULL &&
- check_file_format(fd, tblock, addr) != tblock)
+ if (ob->file_format && check_file_format(fd, tblock, addr) != tblock)
{
addr->message = US"open mailbox has changed format";
goto RETURN;
/* Compile the regex if there is one. */
- if (ob->quota_size_regex != NULL)
+ if (ob->quota_size_regex)
{
- regex = pcre_compile(CS ob->quota_size_regex, PCRE_COPT,
- (const char **)&error, &offset, NULL);
- if (regex == NULL)
+ if (!(regex = pcre_compile(CS ob->quota_size_regex, PCRE_COPT,
+ CCSS &error, &offset, NULL)))
{
addr->message = string_sprintf("appendfile: regular expression "
"error: %s at offset %d while compiling %s", error, offset,
/* Use an explicitly configured directory if set */
- if (ob->quota_directory != NULL)
+ if (ob->quota_directory)
{
- check_path = expand_string(ob->quota_directory);
- if (check_path == NULL)
+ if (!(check_path = expand_string(ob->quota_directory)))
{
- addr->transport_return = PANIC;
addr->message = string_sprintf("Expansion of \"%s\" (quota_directory "
"name for %s transport) failed: %s", ob->quota_directory,
tblock->name, expand_string_message);
- return FALSE;
+ goto ret_panic;
}
if (check_path[0] != '/')
const uschar *error;
int offset;
- if (ob->maildir_dir_regex != NULL)
+ if (ob->maildir_dir_regex)
{
int check_path_len = Ustrlen(check_path);
- dir_regex = pcre_compile(CS ob->maildir_dir_regex, PCRE_COPT,
- (const char **)&error, &offset, NULL);
- if (dir_regex == NULL)
+ if (!(dir_regex = pcre_compile(CS ob->maildir_dir_regex, PCRE_COPT,
+ CCSS &error, &offset, NULL)))
{
addr->message = string_sprintf("appendfile: regular expression "
"error: %s at offset %d while compiling %s", error, offset,
{
uschar *s = path + check_path_len;
while (*s == '/') s++;
- s = (*s == 0)? US "new" : string_sprintf("%s/new", s);
+ s = (*s == 0) ? US "new" : string_sprintf("%s/new", s);
if (pcre_exec(dir_regex, NULL, CS s, Ustrlen(s), 0, 0, NULL, 0) < 0)
{
disable_quota = TRUE;
off_t size;
int filecount;
- maildirsize_fd = maildir_ensure_sizefile(check_path, ob, regex, dir_regex,
- &size, &filecount);
-
- if (maildirsize_fd == -1)
+ if ((maildirsize_fd = maildir_ensure_sizefile(check_path, ob, regex, dir_regex,
+ &size, &filecount)) == -1)
{
addr->basic_errno = errno;
addr->message = string_sprintf("while opening or reading "
return. The actual expansion for use happens again later, when
$message_size is accurately known. */
- if (nametag != NULL && expand_string(nametag) == NULL &&
- !expand_string_forcedfail)
+ if (nametag && !expand_string(nametag) && !f.expand_string_forcedfail)
{
- addr->transport_return = PANIC;
addr->message = string_sprintf("Expansion of \"%s\" (maildir_tag "
"for %s transport) failed: %s", nametag, tblock->name,
expand_string_message);
- return FALSE;
+ goto ret_panic;
}
/* We ensured the existence of all the relevant directories above. Attempt
checked at the end, to make sure we don't release this process until the
clock has ticked. */
- for (i = 1;; i++)
+ for (int i = 1;; i++)
{
uschar *basename;
(void)gettimeofday(&msg_tv, NULL);
- basename = string_sprintf(TIME_T_FMT ".H%luP%lu.%s",
+ basename = string_sprintf(TIME_T_FMT ".H%luP" PID_T_FMT ".%s",
msg_tv.tv_sec, msg_tv.tv_usec, getpid(), primary_hostname);
filename = dataname = string_sprintf("tmp/%s", basename);
errno = EEXIST;
else if (errno == ENOENT)
{
- fd = Uopen(filename, O_WRONLY | O_CREAT | O_EXCL, mode);
- if (fd >= 0) break;
+ if ((fd = Uopen(filename, O_WRONLY | O_CREAT | O_EXCL, mode)) >= 0)
+ break;
DEBUG (D_transport) debug_printf ("open failed for %s: %s\n",
filename, strerror(errno));
}
if (i >= ob->maildir_retries)
{
addr->message = string_sprintf ("failed to open %s (%d tr%s)",
- filename, i, (i == 1)? "y" : "ies");
+ filename, i, (i == 1) ? "y" : "ies");
addr->basic_errno = errno;
if (errno == errno_quota || errno == ENOSPC)
addr->user_message = US"mailbox is full";
/* Why are these here? Put in because they are present in the non-maildir
directory case above. */
- if(Uchown(filename, uid, gid) || Uchmod(filename, mode))
+ if (exim_chown(filename, uid, gid) || Uchmod(filename, mode))
{
addr->basic_errno = errno;
addr->message = string_sprintf("while setting perms on maildir %s",
else
{
FILE *env_file;
- address_item *taddr;
mailstore_basename = string_sprintf("%s/%s-%s", path, message_id,
string_base62((long int)getpid()));
/* Why are these here? Put in because they are present in the non-maildir
directory case above. */
- if(Uchown(filename, uid, gid) || Uchmod(filename, mode))
+ if (exim_chown(filename, uid, gid) || Uchmod(filename, mode))
{
addr->basic_errno = errno;
addr->message = string_sprintf("while setting perms on file %s",
/* Built a C stream from the open file descriptor. */
- if ((env_file = fdopen(fd, "wb")) == NULL)
+ if (!(env_file = fdopen(fd, "wb")))
{
addr->basic_errno = errno;
- addr->transport_return = PANIC;
addr->message = string_sprintf("fdopen of %s ("
"for %s transport) failed", filename, tblock->name);
(void)close(fd);
Uunlink(filename);
- return FALSE;
+ goto ret_panic;
}
/* Write the envelope file, then close it. */
- if (ob->mailstore_prefix != NULL)
+ if (ob->mailstore_prefix)
{
uschar *s = expand_string(ob->mailstore_prefix);
- if (s == NULL)
+ if (!s)
{
- if (!expand_string_forcedfail)
+ if (!f.expand_string_forcedfail)
{
- addr->transport_return = PANIC;
addr->message = string_sprintf("Expansion of \"%s\" (mailstore "
"prefix for %s transport) failed: %s", ob->mailstore_prefix,
tblock->name, expand_string_message);
(void)fclose(env_file);
Uunlink(filename);
- return FALSE;
+ goto ret_panic;
}
}
else
fprintf(env_file, "%s\n", sender_address);
- for (taddr = addr; taddr!= NULL; taddr = taddr->next)
+ for (address_item * taddr = addr; taddr; taddr = taddr->next)
fprintf(env_file, "%s@%s\n", taddr->local_part, taddr->domain);
- if (ob->mailstore_suffix != NULL)
+ if (ob->mailstore_suffix)
{
uschar *s = expand_string(ob->mailstore_suffix);
- if (s == NULL)
+ if (!s)
{
- if (!expand_string_forcedfail)
+ if (!f.expand_string_forcedfail)
{
- addr->transport_return = PANIC;
addr->message = string_sprintf("Expansion of \"%s\" (mailstore "
"suffix for %s transport) failed: %s", ob->mailstore_suffix,
tblock->name, expand_string_message);
(void)fclose(env_file);
Uunlink(filename);
- return FALSE;
+ goto ret_panic;
}
}
else
/* Now open the data file, and ensure that it has the correct ownership and
mode. */
- fd = Uopen(dataname, O_WRONLY|O_CREAT|O_EXCL, mode);
- if (fd < 0)
+ if ((fd = Uopen(dataname, O_WRONLY|O_CREAT|O_EXCL, mode)) < 0)
{
addr->basic_errno = errno;
addr->message = string_sprintf("while creating file %s", dataname);
Uunlink(filename);
return FALSE;
}
- if(Uchown(dataname, uid, gid) || Uchmod(dataname, mode))
+ if (exim_chown(dataname, uid, gid) || Uchmod(dataname, mode))
{
addr->basic_errno = errno;
addr->message = string_sprintf("while setting perms on file %s",
/* In all cases of writing to a new file, ensure that the file which is
going to be renamed has the correct ownership and mode. */
- if(Uchown(filename, uid, gid) || Uchmod(filename, mode))
+ if (exim_chown(filename, uid, gid) || Uchmod(filename, mode))
{
addr->basic_errno = errno;
addr->message = string_sprintf("while setting perms on file %s",
debug_printf("Exim quota = " OFF_T_FMT " old size = " OFF_T_FMT
" this message = %d (%sincluded)\n",
ob->quota_value, mailbox_size, message_size,
- ob->quota_is_inclusive? "" : "not ");
+ ob->quota_is_inclusive ? "" : "not ");
debug_printf(" file count quota = %d count = %d\n",
ob->quota_filecount_value, mailbox_filecount);
}
- if (mailbox_size + (ob->quota_is_inclusive? message_size:0) > ob->quota_value)
- {
- DEBUG(D_transport) debug_printf("mailbox quota exceeded\n");
- yield = DEFER;
- errno = ERRNO_EXIMQUOTA;
- }
- else if (ob->quota_filecount_value > 0 &&
- mailbox_filecount + (ob->quota_is_inclusive ? 1:0) >
- ob->quota_filecount_value)
- {
- DEBUG(D_transport) debug_printf("mailbox file count quota exceeded\n");
- yield = DEFER;
- errno = ERRNO_EXIMQUOTA;
- filecount_msg = US" filecount";
- }
+
+ if (mailbox_size + (ob->quota_is_inclusive ? message_size:0) > ob->quota_value)
+ if (!ob->quota_no_check)
+ {
+ DEBUG(D_transport) debug_printf("mailbox quota exceeded\n");
+ yield = DEFER;
+ errno = ERRNO_EXIMQUOTA;
+ }
+ else
+ DEBUG(D_transport) debug_printf("mailbox quota exceeded but ignored\n");
+
+ if (ob->quota_filecount_value > 0
+ && mailbox_filecount + (ob->quota_is_inclusive ? 1:0) >
+ ob->quota_filecount_value)
+ if (!ob->quota_filecount_no_check)
+ {
+ DEBUG(D_transport) debug_printf("mailbox file count quota exceeded\n");
+ yield = DEFER;
+ errno = ERRNO_EXIMQUOTA;
+ filecount_msg = US" filecount";
+ }
+ else DEBUG(D_transport) if (ob->quota_filecount_no_check)
+ debug_printf("mailbox file count quota exceeded but ignored\n");
+
}
/* If we are writing in MBX format, what we actually do is to write the message
#ifdef SUPPORT_MBX
if (yield == OK && ob->mbx_format)
{
- temp_file = tmpfile();
- if (temp_file == NULL)
+ if (!(temp_file = tmpfile()))
{
addr->basic_errno = errno;
addr->message = US"while setting up temporary file";
/* Write any configured prefix text first */
-if (yield == OK && ob->message_prefix != NULL && ob->message_prefix[0] != 0)
+if (yield == OK && ob->message_prefix && *ob->message_prefix)
{
uschar *prefix = expand_string(ob->message_prefix);
- if (prefix == NULL)
+ if (!prefix)
{
errno = ERRNO_EXPANDFAIL;
addr->transport_return = PANIC;
yield = DEFER;
else
{
- address_item *a;
transport_newlines++;
- for (a = addr; a != NULL; a = a->next)
+ for (address_item * a = addr; a; a = a->next)
{
- address_item *b = testflag(a, af_pfr)? a->parent: a;
+ address_item * b = testflag(a, af_pfr) ? a->parent : a;
if (!transport_write_string(fd, "RCPT TO:<%s>%s\n",
transport_rcpt_address(b, tblock->rcpt_include_affixes), cr))
{ yield = DEFER; break; }
if (yield == OK)
{
transport_ctx tctx = {
- fd,
- tblock,
- addr,
- ob->check_string,
- ob->escape_string,
- ob->options
+ .u = {.fd=fd},
+ .tblock = tblock,
+ .addr = addr,
+ .check_string = ob->check_string,
+ .escape_string = ob->escape_string,
+ .options = ob->options | topt_not_socket
};
if (!transport_write_message(&tctx, 0))
yield = DEFER;
/* Now a configured suffix. */
-if (yield == OK && ob->message_suffix != NULL && ob->message_suffix[0] != 0)
+if (yield == OK && ob->message_suffix && *ob->message_suffix)
{
uschar *suffix = expand_string(ob->message_suffix);
- if (suffix == NULL)
+ if (!suffix)
{
errno = ERRNO_EXPANDFAIL;
addr->transport_return = PANIC;
/* If batch smtp, write the terminating dot. */
-if (yield == OK && ob->use_bsmtp ) {
- if(!transport_write_string(fd, ".%s\n", cr)) yield = DEFER;
+if (yield == OK && ob->use_bsmtp)
+ if (!transport_write_string(fd, ".%s\n", cr)) yield = DEFER;
else transport_newlines++;
-}
/* If MBX format is being used, all that writing was to the temporary file.
However, if there was an earlier failure (Exim quota exceeded, for example),
any messages. */
#ifdef SUPPORT_MBX
-if (temp_file != NULL && ob->mbx_format)
+if (temp_file && ob->mbx_format)
{
int mbx_save_errno;
fd = save_fd;
"stat error %d for \"new\": %s\n", errno, strerror(errno));
}
else /* Want a repeatable time when in test harness */
- {
- addr->more_errno = running_in_test_harness? 10 :
+ addr->more_errno = f.running_in_test_harness ? 10 :
(int)time(NULL) - statbuf.st_mtime;
- }
+
DEBUG(D_transport)
debug_printf("maildir: time since \"new\" directory modified = %s\n",
readconf_printtime(addr->more_errno));
addr->message = string_sprintf("mailbox is full "
"(quota exceeded while writing to file %s)", filename);
#else
- addr->message = string_sprintf("mailbox is full");
+ addr->message = US"mailbox is full";
#endif /* EDQUOT */
addr->user_message = US"mailbox is full";
DEBUG(D_transport) debug_printf("System quota exceeded for %s%s%s\n",
dataname,
- isdirectory? US"" : US": time since file read = ",
- isdirectory? US"" : readconf_printtime(addr->more_errno));
+ isdirectory ? US"" : US": time since file read = ",
+ isdirectory ? US"" : readconf_printtime(addr->more_errno));
}
/* Handle Exim's own quota-imposition */
addr->user_message = US"mailbox is full";
DEBUG(D_transport) debug_printf("Exim%s quota exceeded for %s%s%s\n",
filecount_msg, dataname,
- isdirectory? US"" : US": time since file read = ",
- isdirectory? US"" : readconf_printtime(addr->more_errno));
+ isdirectory ? US"" : US": time since file read = ",
+ isdirectory ? US"" : readconf_printtime(addr->more_errno));
}
/* Handle a process failure while writing via a filter; the return
yield = PANIC;
addr->message = string_sprintf("transport filter process failed (%d) "
"while writing to %s%s", addr->more_errno, dataname,
- (addr->more_errno == EX_EXECFAILED)? ": unable to execute command" : "");
+ (addr->more_errno == EX_EXECFAILED) ? ": unable to execute command" : "");
}
/* Handle failure to expand header changes */
/* Handle failure to complete writing of a data block */
else if (errno == ERRNO_WRITEINCOMPLETE)
- {
addr->message = string_sprintf("failed to write data block while "
"writing to %s", dataname);
- }
/* Handle length mismatch on MBX copying */
#ifdef SUPPORT_MBX
else if (errno == ERRNO_MBXLENGTH)
- {
addr->message = string_sprintf("length mismatch while copying MBX "
"temporary file to %s", dataname);
- }
#endif /* SUPPORT_MBX */
/* For other errors, a general-purpose explanation, if the message is
{
addr->basic_errno = errno;
addr->message = string_sprintf("close() error for %s",
- (ob->mailstore_format)? dataname : filename);
+ (ob->mailstore_format) ? dataname : filename);
yield = DEFER;
}
This makes it possible to build values that are based on the time, and
still cope with races from multiple simultaneous deliveries. */
- if (newname == NULL)
+ if (!newname)
{
- int i;
uschar *renameleaf;
uschar *old_renameleaf = US"";
- for (i = 0; ; sleep(1), i++)
+ for (int i = 0; ; sleep(1), i++)
{
deliver_inode = statbuf.st_ino;
renameleaf = expand_string(ob->dirfilename);
deliver_inode = 0;
- if (renameleaf == NULL)
+ if (!renameleaf)
{
addr->transport_return = PANIC;
addr->message = string_sprintf("Expansion of \"%s\" "
else
{
- if (nametag != NULL)
+ if (nametag)
{
uschar *iptr = expand_string(nametag);
- if (iptr != NULL)
+ if (iptr)
{
- uschar *etag = store_get(Ustrlen(iptr) + 2);
+ uschar *etag = store_get(Ustrlen(iptr) + 2, is_tainted(iptr));
uschar *optr = etag;
- while (*iptr != 0)
- {
+ for ( ; *iptr; iptr++)
if (mac_isgraph(*iptr) && *iptr != '/')
{
if (optr == etag && isalnum(*iptr)) *optr++ = ':';
*optr++ = *iptr;
}
- iptr++;
- }
*optr = 0;
renamename = string_sprintf("%s%s", newname, etag);
}
/* Notify comsat if configured to do so. It only makes sense if the configured
file is the one that the comsat daemon knows about. */
-if (ob->notify_comsat && yield == OK && deliver_localpart != NULL)
+if (ob->notify_comsat && yield == OK && deliver_localpart)
notify_comsat(deliver_localpart, saved_size);
/* Pass back the final return code in the address structure */
/* We get here with isdirectory and filename set only in error situations. */
-if (isdirectory && filename != NULL)
+if (isdirectory && filename)
{
Uunlink(filename);
if (dataname != filename) Uunlink(dataname);
put in the first address of a batch. */
return FALSE;
+
+ret_panic:
+ addr->transport_return = PANIC;
+ return FALSE;
}
+#endif /*!MACRO_PREDEF*/
/* End of transport/appendfile.c */
git://git.exim.org / users / heiko / exim.git / blobdiff