#endif
{ "disable_ipv6", opt_bool, &disable_ipv6 },
#ifndef DISABLE_DKIM
+ { "dkim_verify_hashes", opt_stringptr, &dkim_verify_hashes },
+ { "dkim_verify_keytypes", opt_stringptr, &dkim_verify_keytypes },
+ { "dkim_verify_minimal", opt_bool, &dkim_verify_minimal },
{ "dkim_verify_signers", opt_stringptr, &dkim_verify_signers },
#endif
-#ifdef EXPERIMENTAL_DMARC
+#ifdef SUPPORT_DMARC
{ "dmarc_forensic_sender", opt_stringptr, &dmarc_forensic_sender },
{ "dmarc_history_file", opt_stringptr, &dmarc_history_file },
{ "dmarc_tld_file", opt_stringptr, &dmarc_tld_file },
#endif
{ "pid_file_path", opt_stringptr, &pid_file_path },
{ "pipelining_advertise_hosts", opt_stringptr, &pipelining_advertise_hosts },
-#ifdef SUPPORT_PIPE_CONNECT
+#ifndef DISABLE_PIPE_CONNECT
{ "pipelining_connect_advertise_hosts", opt_stringptr,
&pipe_connect_advertise_hosts },
#endif
{ "smtp_ratelimit_hosts", opt_stringptr, &smtp_ratelimit_hosts },
{ "smtp_ratelimit_mail", opt_stringptr, &smtp_ratelimit_mail },
{ "smtp_ratelimit_rcpt", opt_stringptr, &smtp_ratelimit_rcpt },
- { "smtp_receive_timeout", opt_func, &fn_smtp_receive_timeout },
+ { "smtp_receive_timeout", opt_func, (void *) &fn_smtp_receive_timeout },
{ "smtp_reserve_hosts", opt_stringptr, &smtp_reserve_hosts },
{ "smtp_return_error_details",opt_bool, &smtp_return_error_details },
#ifdef SUPPORT_I18N
macro_item *
macro_create(const uschar * name, const uschar * val, BOOL command_line)
{
-macro_item * m = store_get(sizeof(macro_item));
+macro_item * m = store_get(sizeof(macro_item), FALSE);
READCONF_DEBUG fprintf(stderr, "%s: '%s' '%s'\n", __FUNCTION__, name, val);
m->next = NULL;
if (config_lines)
save_config_position(config_filename, config_lineno);
- save = store_get(sizeof(config_file_item));
+ save = store_get(sizeof(config_file_item), FALSE);
save->next = config_file_stack;
config_file_stack = save;
save->file = config_file;
static rewrite_rule *
readconf_one_rewrite(const uschar *p, int *existflags, BOOL isglobal)
{
-rewrite_rule *next = store_get(sizeof(rewrite_rule));
+rewrite_rule *next = store_get(sizeof(rewrite_rule), FALSE);
next->next = NULL;
next->key = string_dequote(&p);
BOOL freesptr = TRUE;
optionlist *ol, *ol2;
struct passwd *pw;
-void *reset_point;
+rmark reset_point;
int intbase = 0;
uschar *inttype = US"";
uschar *sptr;
case opt_gidlist:
case opt_rewrite:
- reset_point = sptr = read_string(s, name);
+ reset_point = store_mark();
+ sptr = read_string(s, name);
/* Having read a string, we now have several different ways of using it,
depending on the data type, so do another switch. If keeping the actual
/* We already have a condition, we're conducting a crude hack to let
multiple condition rules be chained together, despite storing them in
text form. */
- *str_target = string_copy_malloc( (saved_condition = *str_target)
+ *str_target = string_copy_perm( (saved_condition = *str_target)
? string_sprintf("${if and{{bool_lax{%s}}{bool_lax{%s}}}}",
saved_condition, sptr)
- : sptr);
+ : sptr,
+ FALSE);
/* TODO(pdp): there is a memory leak here and just below
when we set 3 or more conditions; I still don't
understand the store mechanism enough to know
}
else if (ol->type & opt_rep_str)
{
- uschar sep_o = Ustrncmp(name, "headers_add", 11)==0 ? '\n' : ':';
+ uschar sep_o =
+ Ustrncmp(name, "headers_add", 11) == 0 ? '\n'
+ : Ustrncmp(name, "set", 3) == 0 ? ';'
+ : ':';
int sep_i = -(int)sep_o;
const uschar * list = sptr;
uschar * s;
list_o = string_append_listele(list_o, sep_o, s);
if (list_o)
- *str_target = string_copy_malloc(string_from_gstring(list_o));
+ *str_target = string_copy_perm(string_from_gstring(list_o), FALSE);
}
else
{
ignore. Also ignore if the value is already set. */
if (pw == NULL) break;
- Ustrcpy(name+Ustrlen(name)-4, "group");
+ Ustrcpy(name+Ustrlen(name)-4, US"group");
ol2 = find_option(name, oltop, last);
if (ol2 != NULL && ((ol2->type & opt_mask) == opt_gid ||
(ol2->type & opt_mask) == opt_expand_gid))
/* Release store if the value of the string doesn't need to be kept. */
- if (freesptr) store_reset(reset_point);
+ if (freesptr) reset_point = store_reset(reset_point);
break;
/* Expanded boolean: if no characters follow, or if there are no dollar
if (*s != 0 && Ustrchr(s, '$') != 0)
{
sprintf(CS name2, "*expand_%.50s", name);
- ol2 = find_option(name2, oltop, last);
- if (ol2 != NULL)
+ if ((ol2 = find_option(name2, oltop, last)))
{
- reset_point = sptr = read_string(s, name);
+ reset_point = store_mark();
+ sptr = read_string(s, name);
if (data_block == NULL)
*((uschar **)(ol2->value)) = sptr;
else
BOOL forcecache = FALSE;
uschar *ss;
tree_node *t;
-namedlist_block *nb = store_get(sizeof(namedlist_block));
+namedlist_block *nb = store_get(sizeof(namedlist_block), FALSE);
if (Ustrncmp(s, "_cache", 6) == 0)
{
while (isspace(*s)) s++;
ss = s;
while (isalnum(*s) || *s == '_') s++;
-t = store_get(sizeof(tree_node) + s-ss);
+t = store_get(sizeof(tree_node) + s-ss, is_tainted(ss));
Ustrncpy(t->name, ss, s-ss);
t->name[s-ss] = 0;
while (isspace(*s)) s++;
-/*************************************************
-* Drop privs for checking TLS config *
-*************************************************/
-
-/* We want to validate TLS options during readconf, but do not want to be
-root when we call into the TLS library, in case of library linkage errors
-which cause segfaults; before this check, those were always done as the Exim
-runtime user and it makes sense to continue with that.
-
-Assumes: tls_require_ciphers has been set, if it will be
- exim_user has been set, if it will be
- exim_group has been set, if it will be
-
-Returns: bool for "okay"; false will cause caller to immediately exit.
-*/
-
-#ifndef DISABLE_TLS
-static BOOL
-tls_dropprivs_validate_require_cipher(BOOL nowarn)
-{
-const uschar *errmsg;
-pid_t pid;
-int rc, status;
-void (*oldsignal)(int);
-
-/* If TLS will never be used, no point checking ciphers */
-
-if ( !tls_advertise_hosts
- || !*tls_advertise_hosts
- || Ustrcmp(tls_advertise_hosts, ":") == 0
- )
- return TRUE;
-else if (!nowarn && !tls_certificate)
- log_write(0, LOG_MAIN,
- "Warning: No server certificate defined; will use a selfsigned one.\n"
- " Suggested action: either install a certificate or change tls_advertise_hosts option");
-
-oldsignal = signal(SIGCHLD, SIG_DFL);
-
-fflush(NULL);
-if ((pid = fork()) < 0)
- log_write(0, LOG_MAIN|LOG_PANIC_DIE, "fork failed for TLS check");
-
-if (pid == 0)
- {
- /* in some modes, will have dropped privilege already */
- if (!geteuid())
- exim_setugid(exim_uid, exim_gid, FALSE,
- US"calling tls_validate_require_cipher");
-
- if ((errmsg = tls_validate_require_cipher()))
- log_write(0, LOG_PANIC_DIE|LOG_CONFIG,
- "tls_require_ciphers invalid: %s", errmsg);
- fflush(NULL);
- _exit(0);
- }
-
-do {
- rc = waitpid(pid, &status, 0);
-} while (rc < 0 && errno == EINTR);
-
-DEBUG(D_tls)
- debug_printf("tls_validate_require_cipher child %d ended: status=0x%x\n",
- (int)pid, status);
-
-signal(SIGCHLD, oldsignal);
-
-return status == 0;
-}
-#endif /*DISABLE_TLS*/
-
-
-
-
/*************************************************
* Read main configuration options *
*************************************************/
log_write(0, LOG_MAIN|LOG_PANIC_DIE, "Exim configuration file %s has the "
"wrong owner, group, or mode", big_buffer);
+
+ /* Do a dummy store-allocation of a size related to the (toplevel) file size.
+ This assumes we will need this much storage to handle all the allocations
+ during startup; it won't help when .include is being used. When it does, it
+ will cut down on the number of store blocks (and malloc calls, and sbrk
+ syscalls). It also assume we're on the relevant pool. */
+
+ if (statbuf.st_size > 8192)
+ {
+ rmark r = store_mark();
+ void * dummy = store_get((int)statbuf.st_size, FALSE);
+ store_reset(r);
+ }
}
/* Process the main configuration settings. They all begin with a lower case
got set above. Of course, writing to the log may not work if log_file_path is
not set, but it will at least get to syslog or somewhere, with any luck. */
-if (*spool_directory == 0)
+if (!*spool_directory)
log_write(0, LOG_MAIN|LOG_PANIC_DIE, "spool_directory undefined: cannot "
"proceed");
/* Expand the spool directory name; it may, for example, contain the primary
host name. Same comment about failure. */
-s = expand_string(spool_directory);
-if (s == NULL)
+if (!(s = expand_string(spool_directory)))
log_write(0, LOG_MAIN|LOG_PANIC_DIE, "failed to expand spool_directory "
"\"%s\": %s", spool_directory, expand_string_message);
spool_directory = s;
the null string or "syslog". It is also allowed to contain one instance of %D
or %M. However, it must NOT contain % followed by anything else. */
-if (*log_file_path != 0)
+if (*log_file_path)
{
const uschar *ss, *sss;
int sep = ':'; /* Fixed for log file path */
- s = expand_string(log_file_path);
- if (s == NULL)
+ if (!(s = expand_string(log_file_path)))
log_write(0, LOG_MAIN|LOG_PANIC_DIE, "failed to expand log_file_path "
"\"%s\": %s", log_file_path, expand_string_message);
ss = s;
- while ((sss = string_nextinlist(&ss,&sep,big_buffer,big_buffer_size)) != NULL)
+ while ((sss = string_nextinlist(&ss, &sep, big_buffer, big_buffer_size)))
{
uschar *t;
if (sss[0] == 0 || Ustrcmp(sss, "syslog") == 0) continue;
- t = Ustrstr(sss, "%s");
- if (t == NULL)
+ if (!(t = Ustrstr(sss, "%s")))
log_write(0, LOG_MAIN|LOG_PANIC_DIE, "log_file_path \"%s\" does not "
"contain \"%%s\"", sss);
*t = 'X';
- t = Ustrchr(sss, '%');
- if (t != NULL)
- {
+ if ((t = Ustrchr(sss, '%')))
if ((t[1] != 'D' && t[1] != 'M') || Ustrchr(t+2, '%') != NULL)
log_write(0, LOG_MAIN|LOG_PANIC_DIE, "log_file_path \"%s\" contains "
"unexpected \"%%\" character", s);
- }
}
log_file_path = s;
"tls_%sverify_hosts is set, but tls_verify_certificates is not set",
tls_verify_hosts ? "" : "try_");
-/* This also checks that the library linkage is working and we can call
-routines in it, so call even if tls_require_ciphers is unset */
-if (!tls_dropprivs_validate_require_cipher(nowarn))
- exit(1);
-
/* Magic number: at time of writing, 1024 has been the long-standing value
used by so many clients, and what Exim used to use always, that it makes
sense to just min-clamp this max-clamp at that. */
{
int len = dd->options_len;
d->info = dd;
- d->options_block = store_get(len);
+ d->options_block = store_get(len, FALSE);
memcpy(d->options_block, dd->options_block, len);
for (int i = 0; i < *(dd->options_count); i++)
dd->options[i].type &= ~opt_set;
/* Set up a new driver instance data block on the chain, with
its default values installed. */
- d = store_get(instance_size);
+ d = store_get(instance_size, FALSE);
memcpy(d, instance_default, instance_size);
*p = d;
p = &d->next;
const uschar *pp;
uschar *error;
- next = store_get(sizeof(retry_config));
+ next = store_get(sizeof(retry_config), FALSE);
next->next = NULL;
*chain = next;
chain = &(next->next);
while (*p != 0)
{
- retry_rule *rule = store_get(sizeof(retry_rule));
+ retry_rule *rule = store_get(sizeof(retry_rule), FALSE);
*rchain = rule;
rchain = &(rule->next);
rule->next = NULL;
static void
auths_init(void)
{
-#ifdef SUPPORT_PIPE_CONNECT
+#ifndef DISABLE_PIPE_CONNECT
int nauths = 0;
#endif
"(%s and %s) have the same public name (%s)",
au->client ? US"client" : US"server", au->name, bu->name,
au->public_name);
-#ifdef SUPPORT_PIPE_CONNECT
+#ifndef DISABLE_PIPE_CONNECT
nauths++;
#endif
}
-#ifdef SUPPORT_PIPE_CONNECT
+#ifndef DISABLE_PIPE_CONNECT
f.smtp_in_early_pipe_no_auth = nauths > 16;
#endif
}
if (*p != ':' || name[0] == 0)
log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN, "missing or malformed ACL name");
- node = store_get(sizeof(tree_node) + Ustrlen(name));
+ node = store_get(sizeof(tree_node) + Ustrlen(name), is_tainted(name));
Ustrcpy(node->name, name);
if (!tree_insertnode(&acl_anchor, node))
log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN,
int mid = last/2;
int n = Ustrlen(next_section);
- if (tolower(next_section[n-1]) != 's') Ustrcpy(next_section+n, "s");
+ if (tolower(next_section[n-1]) != 's') Ustrcpy(next_section+n, US"s");
for (;;)
{
static config_line_item *current;
config_line_item *next;
-next = (config_line_item*) store_get(sizeof(config_line_item));
+next = (config_line_item*) store_get(sizeof(config_line_item), FALSE);
next->line = string_copy(line);
next->next = NULL;
git://git.exim.org / users / jgh / exim.git / blobdiff