* 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. */
/* Functions for reading the configuration file, and for displaying
#include "exim.h"
-extern char **environ;
-
-static void fn_smtp_receive_timeout(const uschar * name, const uschar * str);
-static void save_config_line(const uschar* line);
-static void save_config_position(const uschar *file, int line);
-static void print_config(BOOL admin, BOOL terse);
-static void readconf_options_auths(void);
-
-
-#define CSTATE_STACK_SIZE 10
-
-const uschar *config_directory = NULL;
-
-
-/* Structure for chain (stack) of .included files */
-
-typedef struct config_file_item {
- struct config_file_item *next;
- const uschar *filename;
- const uschar *directory;
- FILE *file;
- int lineno;
-} config_file_item;
-
-/* Structure for chain of configuration lines (-bP config) */
-
-typedef struct config_line_item {
- struct config_line_item *next;
- uschar *line;
-} config_line_item;
-
-static config_line_item* config_lines;
-
-/* Structure of table of conditional words and their state transitions */
-
-typedef struct cond_item {
- uschar *name;
- int namelen;
- int action1;
- int action2;
- int pushpop;
-} cond_item;
-
-/* Structure of table of syslog facility names and values */
-
-typedef struct syslog_fac_item {
- uschar *name;
- int value;
-} syslog_fac_item;
-
-/* constants */
-static const char * const hidden = "<value not displayable>";
-
-/* Static variables */
-
-static config_file_item *config_file_stack = NULL; /* For includes */
-
-static uschar *syslog_facility_str = NULL;
-static uschar next_section[24];
-static uschar time_buffer[24];
-
-/* State variables for conditional loading (.ifdef / .else / .endif) */
-
-static int cstate = 0;
-static int cstate_stack_ptr = -1;
-static int cstate_stack[CSTATE_STACK_SIZE];
-
-/* Table of state transitions for handling conditional inclusions. There are
-four possible state transitions:
-
- .ifdef true
- .ifdef false
- .elifdef true (or .else)
- .elifdef false
-
-.endif just causes the previous cstate to be popped off the stack */
-
-static int next_cstate[3][4] =
- {
- /* State 0: reading from file, or reading until next .else or .endif */
- { 0, 1, 2, 2 },
- /* State 1: condition failed, skipping until next .else or .endif */
- { 2, 2, 0, 1 },
- /* State 2: skipping until .endif */
- { 2, 2, 2, 2 },
- };
-
-/* Table of conditionals and the states to set. For each name, there are four
-values: the length of the name (to save computing it each time), the state to
-set if a macro was found in the line, the state to set if a macro was not found
-in the line, and a stack manipulation setting which is:
-
- -1 pull state value off the stack
- 0 don't alter the stack
- +1 push value onto stack, before setting new state
-*/
-
-static cond_item cond_list[] = {
- { US"ifdef", 5, 0, 1, 1 },
- { US"ifndef", 6, 1, 0, 1 },
- { US"elifdef", 7, 2, 3, 0 },
- { US"elifndef", 8, 3, 2, 0 },
- { US"else", 4, 2, 2, 0 },
- { US"endif", 5, 0, 0, -1 }
-};
-
-static int cond_list_size = sizeof(cond_list)/sizeof(cond_item);
-
-/* Table of syslog facility names and their values */
-
-static syslog_fac_item syslog_list[] = {
- { US"mail", LOG_MAIL },
- { US"user", LOG_USER },
- { US"news", LOG_NEWS },
- { US"uucp", LOG_UUCP },
- { US"local0", LOG_LOCAL0 },
- { US"local1", LOG_LOCAL1 },
- { US"local2", LOG_LOCAL2 },
- { US"local3", LOG_LOCAL3 },
- { US"local4", LOG_LOCAL4 },
- { US"local5", LOG_LOCAL5 },
- { US"local6", LOG_LOCAL6 },
- { US"local7", LOG_LOCAL7 },
- { US"daemon", LOG_DAEMON }
-};
-
-static int syslog_list_size = sizeof(syslog_list)/sizeof(syslog_fac_item);
+#ifdef MACRO_PREDEF
+# include "macro_predef.h"
+#endif
+#define READCONF_DEBUG if (FALSE) /* Change to TRUE to enable */
+static uschar * syslog_facility_str;
+static void fn_smtp_receive_timeout(const uschar *, const uschar *, unsigned);
/*************************************************
* Main configuration options *
{ "acl_smtp_predata", opt_stringptr, &acl_smtp_predata },
{ "acl_smtp_quit", opt_stringptr, &acl_smtp_quit },
{ "acl_smtp_rcpt", opt_stringptr, &acl_smtp_rcpt },
-#ifdef SUPPORT_TLS
+#ifndef DISABLE_TLS
{ "acl_smtp_starttls", opt_stringptr, &acl_smtp_starttls },
#endif
{ "acl_smtp_vrfy", opt_stringptr, &acl_smtp_vrfy },
{ "check_spool_inodes", opt_int, &check_spool_inodes },
{ "check_spool_space", opt_Kint, &check_spool_space },
{ "chunking_advertise_hosts", opt_stringptr, &chunking_advertise_hosts },
+ { "commandline_checks_require_admin", opt_bool,&commandline_checks_require_admin },
{ "daemon_smtp_port", opt_stringptr|opt_hidden, &daemon_smtp_port },
{ "daemon_smtp_ports", opt_stringptr, &daemon_smtp_port },
{ "daemon_startup_retries", opt_int, &daemon_startup_retries },
#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
{ "dns_again_means_nonexist", opt_stringptr, &dns_again_means_nonexist },
{ "dns_check_names_pattern", opt_stringptr, &check_dns_names_pattern },
+ { "dns_cname_loops", opt_int, &dns_cname_loops },
{ "dns_csa_search_limit", opt_int, &dns_csa_search_limit },
{ "dns_csa_use_reverse", opt_bool, &dns_csa_use_reverse },
{ "dns_dnssec_ok", opt_int, &dns_dnssec_ok },
{ "exim_group", opt_gid, &exim_gid },
{ "exim_path", opt_stringptr, &exim_path },
{ "exim_user", opt_uid, &exim_uid },
+ { "exim_version", opt_stringptr, &version_string },
{ "extra_local_interfaces", opt_stringptr, &extra_local_interfaces },
{ "extract_addresses_remove_arguments", opt_bool, &extract_addresses_remove_arguments },
{ "finduser_retries", opt_int, &finduser_retries },
{ "freeze_tell", opt_stringptr, &freeze_tell },
{ "gecos_name", opt_stringptr, &gecos_name },
{ "gecos_pattern", opt_stringptr, &gecos_pattern },
-#ifdef SUPPORT_TLS
+#ifndef DISABLE_TLS
{ "gnutls_allow_auto_pkcs11", opt_bool, &gnutls_allow_auto_pkcs11 },
{ "gnutls_compat_mode", opt_bool, &gnutls_compat_mode },
#endif
{ "local_from_prefix", opt_stringptr, &local_from_prefix },
{ "local_from_suffix", opt_stringptr, &local_from_suffix },
{ "local_interfaces", opt_stringptr, &local_interfaces },
+#ifdef HAVE_LOCAL_SCAN
{ "local_scan_timeout", opt_time, &local_scan_timeout },
+#endif
{ "local_sender_retain", opt_bool, &local_sender_retain },
{ "localhost_number", opt_stringptr, &host_number_string },
{ "log_file_path", opt_stringptr, &log_file_path },
{ "mysql_servers", opt_stringptr, &mysql_servers },
#endif
{ "never_users", opt_uidlist, &never_users },
-#ifdef SUPPORT_TLS
+#ifndef DISABLE_TLS
{ "openssl_options", opt_stringptr, &openssl_options },
#endif
#ifdef LOOKUP_ORACLE
#endif
{ "pid_file_path", opt_stringptr, &pid_file_path },
{ "pipelining_advertise_hosts", opt_stringptr, &pipelining_advertise_hosts },
+#ifndef DISABLE_PIPE_CONNECT
+ { "pipelining_connect_advertise_hosts", opt_stringptr,
+ &pipe_connect_advertise_hosts },
+#endif
#ifndef DISABLE_PRDR
{ "prdr_enable", opt_bool, &prdr_enable },
#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
#ifdef WITH_CONTENT_SCAN
{ "spamd_address", opt_stringptr, &spamd_address },
#endif
-#ifdef EXPERIMENTAL_SPF
+#ifdef SUPPORT_SPF
{ "spf_guess", opt_stringptr, &spf_guess },
#endif
{ "split_spool_directory", opt_bool, &split_spool_directory },
{ "spool_directory", opt_stringptr, &spool_directory },
+ { "spool_wireformat", opt_bool, &spool_wireformat },
#ifdef LOOKUP_SQLITE
{ "sqlite_lock_timeout", opt_int, &sqlite_lock_timeout },
#endif
{ "timeout_frozen_after", opt_time, &timeout_frozen_after },
{ "timezone", opt_stringptr, &timezone_string },
{ "tls_advertise_hosts", opt_stringptr, &tls_advertise_hosts },
-#ifdef SUPPORT_TLS
+#ifndef DISABLE_TLS
{ "tls_certificate", opt_stringptr, &tls_certificate },
{ "tls_crl", opt_stringptr, &tls_crl },
{ "tls_dh_max_bits", opt_int, &tls_dh_max_bits },
{ "tls_privatekey", opt_stringptr, &tls_privatekey },
{ "tls_remember_esmtp", opt_bool, &tls_remember_esmtp },
{ "tls_require_ciphers", opt_stringptr, &tls_require_ciphers },
+# ifdef EXPERIMENTAL_TLS_RESUME
+ { "tls_resumption_hosts", opt_stringptr, &tls_resumption_hosts },
+# endif
{ "tls_try_verify_hosts", opt_stringptr, &tls_try_verify_hosts },
{ "tls_verify_certificates", opt_stringptr, &tls_verify_certificates },
{ "tls_verify_hosts", opt_stringptr, &tls_verify_hosts },
{ "write_rejectlog", opt_bool, &write_rejectlog }
};
+#ifndef MACRO_PREDEF
static int optionlist_config_size = nelem(optionlist_config);
+#endif
+
+
+#ifdef MACRO_PREDEF
+
+static void
+fn_smtp_receive_timeout(const uschar * name, const uschar * str, unsigned flags) {/*Dummy*/}
+
+void
+options_main(void)
+{
+options_from_list(optionlist_config, nelem(optionlist_config), US"MAIN", NULL);
+}
+
+void
+options_auths(void)
+{
+uschar buf[64];
+
+options_from_list(optionlist_auths, optionlist_auths_size, US"AUTHENTICATORS", NULL);
+
+for (struct auth_info * ai = auths_available; ai->driver_name[0]; ai++)
+ {
+ spf(buf, sizeof(buf), US"_DRIVER_AUTHENTICATOR_%T", ai->driver_name);
+ builtin_macro_create(buf);
+ options_from_list(ai->options, (unsigned)*ai->options_count, US"AUTHENTICATOR", ai->driver_name);
+
+ if (ai->macros_create) (ai->macros_create)();
+ }
+}
+
+void
+options_logging(void)
+{
+uschar buf[64];
+
+for (bit_table * bp = log_options; bp < log_options + log_options_count; bp++)
+ {
+ spf(buf, sizeof(buf), US"_LOG_%T", bp->name);
+ builtin_macro_create(buf);
+ }
+}
+
+
+#else /*!MACRO_PREDEF*/
+
+extern char **environ;
+
+static void save_config_line(const uschar* line);
+static void save_config_position(const uschar *file, int line);
+static void print_config(BOOL admin, BOOL terse);
+
+
+#define CSTATE_STACK_SIZE 10
+
+const uschar *config_directory = NULL;
+
+
+/* Structure for chain (stack) of .included files */
+
+typedef struct config_file_item {
+ struct config_file_item *next;
+ const uschar *filename;
+ const uschar *directory;
+ FILE *file;
+ int lineno;
+} config_file_item;
+
+/* Structure for chain of configuration lines (-bP config) */
+
+typedef struct config_line_item {
+ struct config_line_item *next;
+ uschar *line;
+} config_line_item;
+
+static config_line_item* config_lines;
+
+/* Structure of table of conditional words and their state transitions */
+
+typedef struct cond_item {
+ uschar *name;
+ int namelen;
+ int action1;
+ int action2;
+ int pushpop;
+} cond_item;
+
+/* Structure of table of syslog facility names and values */
+
+typedef struct syslog_fac_item {
+ uschar *name;
+ int value;
+} syslog_fac_item;
+
+/* constants */
+static const char * const hidden = "<value not displayable>";
+
+/* Static variables */
+
+static config_file_item *config_file_stack = NULL; /* For includes */
+
+static uschar *syslog_facility_str = NULL;
+static uschar next_section[24];
+static uschar time_buffer[24];
+
+/* State variables for conditional loading (.ifdef / .else / .endif) */
+
+static int cstate = 0;
+static int cstate_stack_ptr = -1;
+static int cstate_stack[CSTATE_STACK_SIZE];
+
+/* Table of state transitions for handling conditional inclusions. There are
+four possible state transitions:
+
+ .ifdef true
+ .ifdef false
+ .elifdef true (or .else)
+ .elifdef false
+.endif just causes the previous cstate to be popped off the stack */
+
+static int next_cstate[3][4] =
+ {
+ /* State 0: reading from file, or reading until next .else or .endif */
+ { 0, 1, 2, 2 },
+ /* State 1: condition failed, skipping until next .else or .endif */
+ { 2, 2, 0, 1 },
+ /* State 2: skipping until .endif */
+ { 2, 2, 2, 2 },
+ };
+
+/* Table of conditionals and the states to set. For each name, there are four
+values: the length of the name (to save computing it each time), the state to
+set if a macro was found in the line, the state to set if a macro was not found
+in the line, and a stack manipulation setting which is:
+
+ -1 pull state value off the stack
+ 0 don't alter the stack
+ +1 push value onto stack, before setting new state
+*/
+
+static cond_item cond_list[] = {
+ { US"ifdef", 5, 0, 1, 1 },
+ { US"ifndef", 6, 1, 0, 1 },
+ { US"elifdef", 7, 2, 3, 0 },
+ { US"elifndef", 8, 3, 2, 0 },
+ { US"else", 4, 2, 2, 0 },
+ { US"endif", 5, 0, 0, -1 }
+};
+
+static int cond_list_size = sizeof(cond_list)/sizeof(cond_item);
+
+/* Table of syslog facility names and their values */
+
+static syslog_fac_item syslog_list[] = {
+ { US"mail", LOG_MAIL },
+ { US"user", LOG_USER },
+ { US"news", LOG_NEWS },
+ { US"uucp", LOG_UUCP },
+ { US"local0", LOG_LOCAL0 },
+ { US"local1", LOG_LOCAL1 },
+ { US"local2", LOG_LOCAL2 },
+ { US"local3", LOG_LOCAL3 },
+ { US"local4", LOG_LOCAL4 },
+ { US"local5", LOG_LOCAL5 },
+ { US"local6", LOG_LOCAL6 },
+ { US"local7", LOG_LOCAL7 },
+ { US"daemon", LOG_DAEMON }
+};
+
+static int syslog_list_size = sizeof(syslog_list)/sizeof(syslog_fac_item);
+
+
+#define opt_fn_print BIT(0)
+#define opt_fn_print_label BIT(1)
/*************************************************
uschar *
readconf_find_option(void *p)
{
-int i;
-router_instance *r;
-transport_instance *t;
-
-for (i = 0; i < nelem(optionlist_config); i++)
+for (int i = 0; i < nelem(optionlist_config); i++)
if (p == optionlist_config[i].value) return US optionlist_config[i].name;
-for (r = routers; r; r = r->next)
+for (router_instance * r = routers; r; r = r->next)
{
router_info *ri = r->info;
- for (i = 0; i < *ri->options_count; i++)
+ for (int i = 0; i < *ri->options_count; i++)
{
if ((ri->options[i].type & opt_mask) != opt_stringptr) continue;
- if (p == (char *)(r->options_block) + (long int)(ri->options[i].value))
+ if (p == CS (r->options_block) + (long int)(ri->options[i].value))
return US ri->options[i].name;
}
}
-for (t = transports; t; t = t->next)
+for (transport_instance * t = transports; t; t = t->next)
{
transport_info *ti = t->info;
- for (i = 0; i < *ti->options_count; i++)
+ for (int i = 0; i < *ti->options_count; i++)
{
optionlist * op = &ti->options[i];
if ((op->type & opt_mask) != opt_stringptr) continue;
if (p == ( op->type & opt_public
- ? (char *)t
- : (char *)t->options_block
+ ? CS t
+ : CS t->options_block
)
+ (long int)op->value)
return US op->name;
* Deal with an assignment to a macro *
*************************************************/
-/* We have a new definition. The macro_item structure includes a final vector
-called "name" which is one byte long. Thus, adding "namelen" gives us enough
-room to store the "name" string.
-If a builtin macro we place at head of list, else tail. This lets us lazy-create
-builtins. */
+/* We have a new definition; append to the list.
+
+Args:
+ name Name of the macro; will be copied
+ val Expansion result for the macro; will be copied
+*/
macro_item *
-macro_create(const uschar * name, const uschar * val,
- BOOL command_line, BOOL builtin)
+macro_create(const uschar * name, const uschar * val, BOOL command_line)
{
-unsigned namelen = Ustrlen(name);
-macro_item * m = store_get(sizeof(macro_item) + namelen);
+macro_item * m = store_get(sizeof(macro_item), FALSE);
-/* fprintf(stderr, "%s: '%s' '%s'\n", __FUNCTION__, name, val) */
-if (!macros)
- {
- macros = m;
- mlast = m;
- m->next = NULL;
- }
-else if (builtin)
- {
- m->next = macros;
- macros = m;
- }
-else
- {
- mlast->next = m;
- mlast = m;
- m->next = NULL;
- }
+READCONF_DEBUG fprintf(stderr, "%s: '%s' '%s'\n", __FUNCTION__, name, val);
+m->next = NULL;
m->command_line = command_line;
-m->namelen = namelen;
+m->namelen = Ustrlen(name);
+m->replen = Ustrlen(val);
+m->name = string_copy(name);
m->replacement = string_copy(val);
-Ustrcpy(m->name, name);
+if (mlast)
+ mlast->next = m;
+else
+ macros = m;
+mlast = m;
+if (!macros_user)
+ macros_user = m;
return m;
}
Arguments:
s points to the start of the logical line
-Returns: nothing
+Returns: FALSE iff fatal error
*/
-static void
-read_macro_assignment(uschar *s)
+BOOL
+macro_read_assignment(uschar *s)
{
uschar name[64];
int namelen = 0;
while (isalnum(*s) || *s == '_')
{
if (namelen >= sizeof(name) - 1)
- log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN,
+ {
+ log_write(0, LOG_PANIC|LOG_CONFIG_IN,
"macro name too long (maximum is " SIZE_T_FMT " characters)", sizeof(name) - 1);
+ return FALSE;
+ }
name[namelen++] = *s++;
}
name[namelen] = 0;
while (isspace(*s)) s++;
if (*s++ != '=')
- log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN, "malformed macro definition");
+ {
+ log_write(0, LOG_PANIC|LOG_CONFIG_IN, "malformed macro definition");
+ return FALSE;
+ }
if (*s == '=')
{
if (Ustrcmp(m->name, name) == 0)
{
if (!m->command_line && !redef)
- log_write(0, LOG_CONFIG|LOG_PANIC_DIE, "macro \"%s\" is already "
- "defined (use \"==\" if you want to redefine it", name);
+ {
+ log_write(0, LOG_CONFIG|LOG_PANIC, "macro \"%s\" is already "
+ "defined (use \"==\" if you want to redefine it)", name);
+ return FALSE;
+ }
break;
}
if (m->namelen < namelen && Ustrstr(name, m->name) != NULL)
- log_write(0, LOG_CONFIG|LOG_PANIC_DIE, "\"%s\" cannot be defined as "
+ {
+ log_write(0, LOG_CONFIG|LOG_PANIC, "\"%s\" cannot be defined as "
"a macro because previously defined macro \"%s\" is a substring",
name, m->name);
+ return FALSE;
+ }
/* We cannot have this test, because it is documented that a substring
macro is permitted (there is even an example).
/* Check for an overriding command-line definition. */
-if (m && m->command_line) return;
+if (m && m->command_line) return TRUE;
/* Redefinition must refer to an existing macro. */
if (redef)
if (m)
+ {
+ m->replen = Ustrlen(s);
m->replacement = string_copy(s);
+ }
else
- log_write(0, LOG_CONFIG|LOG_PANIC_DIE, "can't redefine an undefined macro "
+ {
+ log_write(0, LOG_CONFIG|LOG_PANIC, "can't redefine an undefined macro "
"\"%s\"", name);
+ return FALSE;
+ }
/* We have a new definition. */
else
- (void) macro_create(name, s, FALSE, FALSE);
+ (void) macro_create(name, s, FALSE);
+return TRUE;
}
-/*************************************************/
-/* Create compile-time feature macros */
-static void
-readconf_features(void)
+/* Process line for macros. The line is in big_buffer starting at offset len.
+Expand big_buffer if needed. Handle definitions of new macros, and
+macro expansions, rewriting the line in the buffer.
+
+Arguments:
+ len Offset in buffer of start of line
+ newlen Pointer to offset of end of line, updated on return
+ macro_found Pointer to return that a macro was expanded
+
+Return: pointer to first nonblank char in line
+*/
+
+uschar *
+macros_expand(int len, int * newlen, BOOL * macro_found)
{
-/* Probably we could work out a static initialiser for wherever
-macros are stored, but this will do for now. Some names are awkward
-due to conflicts with other common macros. */
+uschar * ss = big_buffer + len;
+uschar * s;
-#ifdef SUPPORT_CRYPTEQ
- macro_create(US"_HAVE_CRYPTEQ", US"y", FALSE, TRUE);
-#endif
-#if HAVE_ICONV
- macro_create(US"_HAVE_ICONV", US"y", FALSE, TRUE);
-#endif
-#if HAVE_IPV6
- macro_create(US"_HAVE_IPV6", US"y", FALSE, TRUE);
-#endif
-#ifdef HAVE_SETCLASSRESOURCES
- macro_create(US"_HAVE_SETCLASSRESOURCES", US"y", FALSE, TRUE);
-#endif
-#ifdef SUPPORT_PAM
- macro_create(US"_HAVE_PAM", US"y", FALSE, TRUE);
-#endif
-#ifdef EXIM_PERL
- macro_create(US"_HAVE_PERL", US"y", FALSE, TRUE);
-#endif
-#ifdef EXPAND_DLFUNC
- macro_create(US"_HAVE_DLFUNC", US"y", FALSE, TRUE);
-#endif
-#ifdef USE_TCP_WRAPPERS
- macro_create(US"_HAVE_TCPWRAPPERS", US"y", FALSE, TRUE);
-#endif
-#ifdef SUPPORT_TLS
- macro_create(US"_HAVE_TLS", US"y", FALSE, TRUE);
-# ifdef USE_GNUTLS
- macro_create(US"_HAVE_GNUTLS", US"y", FALSE, TRUE);
-# else
- macro_create(US"_HAVE_OPENSSL", US"y", FALSE, TRUE);
-# endif
-#endif
-#ifdef SUPPORT_TRANSLATE_IP_ADDRESS
- macro_create(US"_HAVE_TRANSLATE_IP_ADDRESS", US"y", FALSE, TRUE);
-#endif
-#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
- macro_create(US"_HAVE_MOVE_FROZEN_MESSAGES", US"y", FALSE, TRUE);
-#endif
-#ifdef WITH_CONTENT_SCAN
- macro_create(US"_HAVE_CONTENT_SCANNING", US"y", FALSE, TRUE);
-#endif
-#ifndef DISABLE_DKIM
- macro_create(US"_HAVE_DKIM", US"y", FALSE, TRUE);
-#endif
-#ifndef DISABLE_DNSSEC
- macro_create(US"_HAVE_DNSSEC", US"y", FALSE, TRUE);
-#endif
-#ifndef DISABLE_EVENT
- macro_create(US"_HAVE_EVENT", US"y", FALSE, TRUE);
-#endif
-#ifdef SUPPORT_I18N
- macro_create(US"_HAVE_I18N", US"y", FALSE, TRUE);
-#endif
-#ifndef DISABLE_OCSP
- macro_create(US"_HAVE_OCSP", US"y", FALSE, TRUE);
-#endif
-#ifndef DISABLE_PRDR
- macro_create(US"_HAVE_PRDR", US"y", FALSE, TRUE);
-#endif
-#ifdef SUPPORT_PROXY
- macro_create(US"_HAVE_PROXY", US"y", FALSE, TRUE);
-#endif
-#ifdef SUPPORT_SOCKS
- macro_create(US"_HAVE_SOCKS", US"y", FALSE, TRUE);
-#endif
-#ifdef TCP_FASTOPEN
- macro_create(US"_HAVE_TCP_FASTOPEN", US"y", FALSE, TRUE);
-#endif
-#ifdef EXPERIMENTAL_LMDB
- macro_create(US"_HAVE_LMDB", US"y", FALSE, TRUE);
-#endif
-#ifdef EXPERIMENTAL_SPF
- macro_create(US"_HAVE_SPF", US"y", FALSE, TRUE);
-#endif
-#ifdef EXPERIMENTAL_SRS
- macro_create(US"_HAVE_SRS", US"y", FALSE, TRUE);
-#endif
-#ifdef EXPERIMENTAL_BRIGHTMAIL
- macro_create(US"_HAVE_BRIGHTMAIL", US"y", FALSE, TRUE);
-#endif
-#ifdef EXPERIMENTAL_DANE
- macro_create(US"_HAVE_DANE", US"y", FALSE, TRUE);
-#endif
-#ifdef EXPERIMENTAL_DCC
- macro_create(US"_HAVE_DCC", US"y", FALSE, TRUE);
-#endif
-#ifdef EXPERIMENTAL_DMARC
- macro_create(US"_HAVE_DMARC", US"y", FALSE, TRUE);
-#endif
-#ifdef EXPERIMENTAL_DSN_INFO
- macro_create(US"_HAVE_DSN_INFO", US"y", FALSE, TRUE);
-#endif
+/* Find the true start of the physical line - leading spaces are always
+ignored. */
-#ifdef LOOKUP_LSEARCH
- macro_create(US"_HAVE_LOOKUP_LSEARCH", US"y", FALSE, TRUE);
-#endif
-#ifdef LOOKUP_CDB
- macro_create(US"_HAVE_LOOKUP_CDB", US"y", FALSE, TRUE);
-#endif
-#ifdef LOOKUP_DBM
- macro_create(US"_HAVE_LOOKUP_DBM", US"y", FALSE, TRUE);
-#endif
-#ifdef LOOKUP_DNSDB
- macro_create(US"_HAVE_LOOKUP_DNSDB", US"y", FALSE, TRUE);
-#endif
-#ifdef LOOKUP_DSEARCH
- macro_create(US"_HAVE_LOOKUP_DSEARCH", US"y", FALSE, TRUE);
-#endif
-#ifdef LOOKUP_IBASE
- macro_create(US"_HAVE_LOOKUP_IBASE", US"y", FALSE, TRUE);
-#endif
-#ifdef LOOKUP_LDAP
- macro_create(US"_HAVE_LOOKUP_LDAP", US"y", FALSE, TRUE);
-#endif
-#ifdef EXPERIMENTAL_LMDB
- macro_create(US"_HAVE_LOOKUP_LMDB", US"y", FALSE, TRUE);
-#endif
-#ifdef LOOKUP_MYSQL
- macro_create(US"_HAVE_LOOKUP_MYSQL", US"y", FALSE, TRUE);
-#endif
-#ifdef LOOKUP_NIS
- macro_create(US"_HAVE_LOOKUP_NIS", US"y", FALSE, TRUE);
-#endif
-#ifdef LOOKUP_NISPLUS
- macro_create(US"_HAVE_LOOKUP_NISPLUS", US"y", FALSE, TRUE);
-#endif
-#ifdef LOOKUP_ORACLE
- macro_create(US"_HAVE_LOOKUP_ORACLE", US"y", FALSE, TRUE);
-#endif
-#ifdef LOOKUP_PASSWD
- macro_create(US"_HAVE_LOOKUP_PASSWD", US"y", FALSE, TRUE);
-#endif
-#ifdef LOOKUP_PGSQL
- macro_create(US"_HAVE_LOOKUP_PGSQL", US"y", FALSE, TRUE);
-#endif
-#ifdef LOOKUP_REDIS
- macro_create(US"_HAVE_LOOKUP_REDIS", US"y", FALSE, TRUE);
-#endif
-#ifdef LOOKUP_SQLITE
- macro_create(US"_HAVE_LOOKUP_SQLITE", US"y", FALSE, TRUE);
-#endif
-#ifdef LOOKUP_TESTDB
- macro_create(US"_HAVE_LOOKUP_TESTDB", US"y", FALSE, TRUE);
-#endif
-#ifdef LOOKUP_WHOSON
- macro_create(US"_HAVE_LOOKUP_WHOSON", US"y", FALSE, TRUE);
-#endif
+while (isspace(*ss)) ss++;
-#ifdef TRANSPORT_APPENDFILE
-# ifdef SUPPORT_MAILDIR
- macro_create(US"_HAVE_TRANSPORT_APPEND_MAILDIR", US"y", FALSE, TRUE);
-# endif
-# ifdef SUPPORT_MAILSTORE
- macro_create(US"_HAVE_TRANSPORT_APPEND_MAILSTORE", US"y", FALSE, TRUE);
-# endif
-# ifdef SUPPORT_MBX
- macro_create(US"_HAVE_TRANSPORT_APPEND_MBX", US"y", FALSE, TRUE);
-# endif
-#endif
-}
+/* Process the physical line for macros. If this is the start of the logical
+line, skip over initial text at the start of the line if it starts with an
+upper case character followed by a sequence of name characters and an equals
+sign, because that is the definition of a new macro, and we don't do
+replacement therein. */
+s = ss;
+if (len == 0 && isupper(*s))
+ {
+ while (isalnum(*s) || *s == '_') s++;
+ while (isspace(*s)) s++;
+ if (*s != '=') s = ss; /* Not a macro definition */
+ }
-void
-readconf_options_from_list(optionlist * opts, unsigned nopt, const uschar * section, uschar * group)
-{
-int i;
-const uschar * s;
-
-/* The 'previously-defined-substring' rule for macros in config file
-lines is done so for these builtin macros: we know that the table
-we source from is in strict alpha order, hence the builtins portion
-of the macros list is in reverse-alpha (we prepend them) - so longer
-macros that have substrings are always discovered first during
-expansion. */
-
-for (i = 0; i < nopt; i++) if (*(s = US opts[i].name) && *s != '*')
- if (group)
- macro_create(string_sprintf("_OPT_%T_%T_%T", section, group, s), US"y", FALSE, TRUE);
- else
- macro_create(string_sprintf("_OPT_%T_%T", section, s), US"y", FALSE, TRUE);
-}
+/* Skip leading chars which cannot start a macro name, to avoid multiple
+pointless rescans in Ustrstr calls. */
+while (*s && !isupper(*s) && !(*s == '_' && isupper(s[1]))) s++;
-static void
-readconf_options(void)
-{
-readconf_options_from_list(optionlist_config, nelem(optionlist_config), US"MAIN", NULL);
-readconf_options_routers();
-readconf_options_transports();
-readconf_options_auths();
-}
+/* For each defined macro, scan the line (from after XXX= if present),
+replacing all occurrences of the macro. */
-static void
-macros_create_builtin(void)
-{
-readconf_features();
-readconf_options();
-macros_builtin_created = TRUE;
-}
+*macro_found = FALSE;
+if (*s) for (macro_item * m = *s == '_' ? macros : macros_user; m; m = m->next)
+ {
+ uschar * p, *pp;
+ uschar * t;
+
+ while (*s && !isupper(*s) && !(*s == '_' && isupper(s[1]))) s++;
+ if (!*s) break;
+
+ t = s;
+ while ((p = Ustrstr(t, m->name)) != NULL)
+ {
+ int moveby;
+ READCONF_DEBUG fprintf(stderr, "%s: matched '%s' in '%.*s'\n", __FUNCTION__,
+ m->name, (int) Ustrlen(ss)-1, ss);
+ /* Expand the buffer if necessary */
+
+ while (*newlen - m->namelen + m->replen + 1 > big_buffer_size)
+ {
+ int newsize = big_buffer_size + BIG_BUFFER_SIZE;
+ uschar *newbuffer = store_malloc(newsize);
+ memcpy(newbuffer, big_buffer, *newlen + 1);
+ p = newbuffer + (p - big_buffer);
+ s = newbuffer + (s - big_buffer);
+ ss = newbuffer + (ss - big_buffer);
+ t = newbuffer + (t - big_buffer);
+ big_buffer_size = newsize;
+ store_free(big_buffer);
+ big_buffer = newbuffer;
+ }
+
+ /* Shuffle the remaining characters up or down in the buffer before
+ copying in the replacement text. Don't rescan the replacement for this
+ same macro. */
+
+ pp = p + m->namelen;
+ if ((moveby = m->replen - m->namelen) != 0)
+ {
+ memmove(p + m->replen, pp, (big_buffer + *newlen) - pp + 1);
+ *newlen += moveby;
+ }
+ Ustrncpy(p, m->replacement, m->replen);
+ t = p + m->replen;
+ while (*t && !isupper(*t) && !(*t == '_' && isupper(t[1]))) t++;
+ *macro_found = TRUE;
+ }
+ }
+
+/* An empty macro replacement at the start of a line could mean that ss no
+longer points to the first non-blank character. */
+
+while (isspace(*ss)) ss++;
+return ss;
+}
/*************************************************
* Read configuration line *
int len = 0; /* Of logical line so far */
int newlen;
uschar *s, *ss;
-macro_item *m;
BOOL macro_found;
/* Loop for handling continuation lines, skipping comments, and dealing with
Ustrcpy(newbuffer, big_buffer);
store_free(big_buffer);
big_buffer = newbuffer;
- if (Ufgets(big_buffer+newlen, big_buffer_size-newlen, config_file) == NULL)
- break;
- newlen += Ustrlen(big_buffer + newlen);
- }
-
- /* Find the true start of the physical line - leading spaces are always
- ignored. */
-
- ss = big_buffer + len;
- while (isspace(*ss)) ss++;
-
- /* Process the physical line for macros. If this is the start of the logical
- line, skip over initial text at the start of the line if it starts with an
- upper case character followed by a sequence of name characters and an equals
- sign, because that is the definition of a new macro, and we don't do
- replacement therein. */
-
- s = ss;
- if (len == 0 && isupper(*s))
- {
- while (isalnum(*s) || *s == '_') s++;
- while (isspace(*s)) s++;
- if (*s != '=') s = ss; /* Not a macro definition */
- }
-
- /* If the builtin macros are not yet defined, and the line contains an
- underscrore followed by an one of the three possible chars used by
- builtins, create them. */
-
- if (!macros_builtin_created)
- {
- const uschar * t, * p;
- uschar c;
- for (t = s; (p = CUstrchr(t, '_')); t = p+1)
- if (c = p[1], c == 'O' || c == 'D' || c == 'H')
- {
-/* fprintf(stderr, "%s: builtins create triggered by '%s'\n", __FUNCTION__, s); */
- macros_create_builtin();
- break;
- }
- }
-
- /* For each defined macro, scan the line (from after XXX= if present),
- replacing all occurrences of the macro. */
-
- macro_found = FALSE;
- for (m = macros; m; m = m->next)
- {
- uschar *p, *pp;
- uschar *t = s;
-
- while ((p = Ustrstr(t, m->name)) != NULL)
- {
- int moveby;
- int replen = Ustrlen(m->replacement);
-
-/* fprintf(stderr, "%s: matched '%s' in '%s'\n", __FUNCTION__, m->name, t) */
- /* Expand the buffer if necessary */
-
- while (newlen - m->namelen + replen + 1 > big_buffer_size)
- {
- int newsize = big_buffer_size + BIG_BUFFER_SIZE;
- uschar *newbuffer = store_malloc(newsize);
- memcpy(newbuffer, big_buffer, newlen + 1);
- p = newbuffer + (p - big_buffer);
- s = newbuffer + (s - big_buffer);
- ss = newbuffer + (ss - big_buffer);
- t = newbuffer + (t - big_buffer);
- big_buffer_size = newsize;
- store_free(big_buffer);
- big_buffer = newbuffer;
- }
-
- /* Shuffle the remaining characters up or down in the buffer before
- copying in the replacement text. Don't rescan the replacement for this
- same macro. */
-
- pp = p + m->namelen;
- if ((moveby = replen - m->namelen) != 0)
- {
- memmove(p + replen, pp, (big_buffer + newlen) - pp + 1);
- newlen += moveby;
- }
- Ustrncpy(p, m->replacement, replen);
- t = p + replen;
- macro_found = TRUE;
- }
+ if (Ufgets(big_buffer+newlen, big_buffer_size-newlen, config_file) == NULL)
+ break;
+ newlen += Ustrlen(big_buffer + newlen);
}
- /* An empty macro replacement at the start of a line could mean that ss no
- longer points to the first non-blank character. */
-
- while (isspace(*ss)) ss++;
+ ss = macros_expand(len, &newlen, ¯o_found);
/* Check for comment lines - these are physical lines. */
/* Handle conditionals, which are also applied to physical lines. Conditions
are of the form ".ifdef ANYTEXT" and are treated as true if any macro
- expansion occured on the rest of the line. A preliminary test for the leading
+ expansion occurred on the rest of the line. A preliminary test for the leading
'.' saves effort on most lines. */
if (*ss == '.')
"absolute path \"%s\"", ss);
else
{
- int offset = 0;
- int size = 0;
- ss = string_append(NULL, &size, &offset, 3, config_directory, "/", ss);
- ss[offset] = '\0'; /* string_append() does not zero terminate the string! */
+ gstring * g = string_append(NULL, 3, config_directory, "/", ss);
+ ss = string_from_gstring(g);
}
if (include_if_exists != 0 && (Ustat(ss, &statbuf) != 0)) continue;
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;
if (ol == NULL) log_write(0, LOG_MAIN|LOG_PANIC_DIE,
"Exim internal error: missing set flag for %s", name);
return (data_block == NULL)? (BOOL *)(ol->value) :
- (BOOL *)((uschar *)data_block + (long int)(ol->value));
+ (BOOL *)(US data_block + (long int)(ol->value));
}
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);
* Custom-handler options *
*************************************************/
static void
-fn_smtp_receive_timeout(const uschar * name, const uschar * str)
+fn_smtp_receive_timeout(const uschar * name, const uschar * str, unsigned flags)
{
-if (*str == '$')
+if (flags & opt_fn_print)
+ {
+ if (flags & opt_fn_print_label) printf("%s = ", name);
+ printf("%s\n", smtp_receive_timeout_s
+ ? string_printing2(smtp_receive_timeout_s, FALSE)
+ : readconf_printtime(smtp_receive_timeout));
+ }
+else if (*str == '$')
smtp_receive_timeout_s = string_copy(str);
else
{
{
int ptr = 0;
int offset = 0;
-int n, count, type, value;
+int count, type, value;
int issecure = 0;
uid_t uid;
gid_t gid;
BOOL freesptr = TRUE;
optionlist *ol, *ol2;
struct passwd *pw;
-void *reset_point;
+rmark reset_point;
int intbase = 0;
uschar *inttype = US"";
uschar *sptr;
it turns out that what we read was "hide", set the flag indicating that
this is a secure option, and loop to read the next word. */
-for (n = 0; n < 2; n++)
+for (int n = 0; n < 2; n++)
{
while (isalnum(*s) || *s == '_')
{
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;
- uschar * list_o = *str_target;
+ gstring * list_o = NULL;
+
+ if (*str_target)
+ {
+ list_o = string_get(Ustrlen(*str_target) + Ustrlen(sptr));
+ list_o = string_cat(list_o, *str_target);
+ }
while ((s = string_nextinlist(&list, &sep_i, NULL, 0)))
list_o = string_append_listele(list_o, sep_o, s);
+
if (list_o)
- *str_target = string_copy_malloc(list_o);
+ *str_target = string_copy_perm(string_from_gstring(list_o), FALSE);
}
else
{
}
else
{
- chain = (rewrite_rule **)((uschar *)data_block + (long int)(ol2->value));
- flagptr = (int *)((uschar *)data_block + (long int)(ol3->value));
+ chain = (rewrite_rule **)(US data_block + (long int)(ol2->value));
+ flagptr = (int *)(US data_block + (long int)(ol3->value));
}
while ((p = string_nextinlist(CUSS &sptr, &sep, big_buffer, BIG_BUFFER_SIZE)))
if (data_block == NULL)
*((uschar **)(ol2->value)) = ss;
else
- *((uschar **)((uschar *)data_block + (long int)(ol2->value))) = ss;
+ *((uschar **)(US data_block + (long int)(ol2->value))) = ss;
if (ss != NULL)
{
if (data_block == NULL)
*((uid_t *)(ol->value)) = uid;
else
- *((uid_t *)((uschar *)data_block + (long int)(ol->value))) = uid;
+ *((uid_t *)(US data_block + (long int)(ol->value))) = uid;
/* Set the flag indicating a fixed value is set */
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))
if (data_block == NULL)
*((gid_t *)(ol2->value)) = pw->pw_gid;
else
- *((gid_t *)((uschar *)data_block + (long int)(ol2->value))) = pw->pw_gid;
+ *((gid_t *)(US data_block + (long int)(ol2->value))) = pw->pw_gid;
*set_flag = TRUE;
}
}
if (data_block == NULL)
*((uschar **)(ol2->value)) = ss;
else
- *((uschar **)((uschar *)data_block + (long int)(ol2->value))) = ss;
+ *((uschar **)(US data_block + (long int)(ol2->value))) = ss;
if (ss != NULL)
{
if (data_block == NULL)
*((gid_t *)(ol->value)) = gid;
else
- *((gid_t *)((uschar *)data_block + (long int)(ol->value))) = gid;
+ *((gid_t *)(US data_block + (long int)(ol->value))) = gid;
*(get_set_flag(name, oltop, last, data_block)) = TRUE;
break;
if (data_block == NULL)
*((uid_t **)(ol->value)) = list;
else
- *((uid_t **)((uschar *)data_block + (long int)(ol->value))) = list;
+ *((uid_t **)(US data_block + (long int)(ol->value))) = list;
p = op;
while (count-- > 1)
if (data_block == NULL)
*((gid_t **)(ol->value)) = list;
else
- *((gid_t **)((uschar *)data_block + (long int)(ol->value))) = list;
+ *((gid_t **)(US data_block + (long int)(ol->value))) = list;
p = op;
while (count-- > 1)
/* 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
- *((uschar **)((uschar *)data_block + (long int)(ol2->value))) = sptr;
+ *((uschar **)(US data_block + (long int)(ol2->value))) = sptr;
freesptr = FALSE;
break;
}
int bit = 1 << ((ol->type >> 16) & 31);
int *ptr = (data_block == NULL)?
(int *)(ol->value) :
- (int *)((uschar *)data_block + (long int)ol->value);
+ (int *)(US data_block + (long int)ol->value);
if (boolvalue) *ptr |= bit; else *ptr &= ~bit;
break;
}
if (data_block == NULL)
*((BOOL *)(ol->value)) = boolvalue;
else
- *((BOOL *)((uschar *)data_block + (long int)(ol->value))) = boolvalue;
+ *((BOOL *)(US data_block + (long int)(ol->value))) = boolvalue;
/* Verify fudge */
if (data_block == NULL)
*((BOOL *)(ol2->value)) = boolvalue;
else
- *((BOOL *)((uschar *)data_block + (long int)(ol2->value))) = boolvalue;
+ *((BOOL *)(US data_block + (long int)(ol2->value))) = boolvalue;
}
}
if (data_block == NULL)
*((BOOL *)(ol2->value)) = TRUE;
else
- *((BOOL *)((uschar *)data_block + (long int)(ol2->value))) = TRUE;
+ *((BOOL *)(US data_block + (long int)(ol2->value))) = TRUE;
}
}
break;
inttype = US"octal ";
/* Integer: a simple(ish) case; allow octal and hex formats, and
- suffixes K, M and G. The different types affect output, not input. */
+ suffixes K, M, G, and T. The different types affect output, not input. */
case opt_mkint:
case opt_int:
log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN, "%sinteger expected for %s",
inttype, name);
- if (errno != ERANGE)
- if (tolower(*endptr) == 'k')
- {
- if (lvalue > INT_MAX/1024 || lvalue < INT_MIN/1024) errno = ERANGE;
- else lvalue *= 1024;
- endptr++;
- }
- else if (tolower(*endptr) == 'm')
- {
- if (lvalue > INT_MAX/(1024*1024) || lvalue < INT_MIN/(1024*1024))
- errno = ERANGE;
- else lvalue *= 1024*1024;
- endptr++;
- }
- else if (tolower(*endptr) == 'g')
- {
- if (lvalue > INT_MAX/(1024*1024*1024) || lvalue < INT_MIN/(1024*1024*1024))
- errno = ERANGE;
- else lvalue *= 1024*1024*1024;
- endptr++;
- }
+ if (errno != ERANGE && *endptr)
+ {
+ uschar * mp = US"TtGgMmKk\0"; /* YyZzEePpTtGgMmKk */
+
+ if ((mp = Ustrchr(mp, *endptr)))
+ {
+ endptr++;
+ do
+ {
+ if (lvalue > INT_MAX/1024 || lvalue < INT_MIN/1024)
+ {
+ errno = ERANGE;
+ break;
+ }
+ lvalue *= 1024;
+ }
+ while (*(mp += 2));
+ }
+ }
if (errno == ERANGE || lvalue > INT_MAX || lvalue < INT_MIN)
log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN,
"absolute value of integer \"%s\" is too large (overflow)", s);
while (isspace(*endptr)) endptr++;
- if (*endptr != 0)
+ if (*endptr)
extra_chars_error(endptr, inttype, US"integer value for ", name);
value = (int)lvalue;
}
- if (data_block == NULL)
- *((int *)(ol->value)) = value;
+ if (data_block)
+ *(int *)(US data_block + (long int)ol->value) = value;
else
- *((int *)((uschar *)data_block + (long int)(ol->value))) = value;
+ *(int *)ol->value = value;
break;
- /* Integer held in K: again, allow octal and hex formats, and suffixes K, M
- and G. */
- /*XXX consider moving to int_eximarith_t (but mind the overflow test 0415) */
+ /* Integer held in K: again, allow formats and suffixes as above. */
case opt_Kint:
{
uschar *endptr;
errno = 0;
- value = strtol(CS s, CSS &endptr, intbase);
+ int_eximarith_t lvalue = strtol(CS s, CSS &endptr, intbase);
if (endptr == s)
log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN, "%sinteger expected for %s",
inttype, name);
- if (errno != ERANGE)
- if (tolower(*endptr) == 'g')
- {
- if (value > INT_MAX/(1024*1024) || value < INT_MIN/(1024*1024))
- errno = ERANGE;
- else
- value *= 1024*1024;
- endptr++;
- }
- else if (tolower(*endptr) == 'm')
- {
- if (value > INT_MAX/1024 || value < INT_MIN/1024)
- errno = ERANGE;
- else
- value *= 1024;
- endptr++;
- }
- else if (tolower(*endptr) == 'k')
- endptr++;
+ if (errno != ERANGE && *endptr)
+ {
+ uschar * mp = US"ZzEePpTtGgMmKk\0"; /* YyZzEePpTtGgMmKk */
+
+ if ((mp = Ustrchr(mp, *endptr)))
+ {
+ endptr++;
+ while (*(mp += 2))
+ {
+ if (lvalue > EXIM_ARITH_MAX/1024 || lvalue < EXIM_ARITH_MIN/1024)
+ {
+ errno = ERANGE;
+ break;
+ }
+ lvalue *= 1024;
+ }
+ }
else
- value = (value + 512)/1024;
+ lvalue = (lvalue + 512)/1024;
+ }
if (errno == ERANGE) log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN,
"absolute value of integer \"%s\" is too large (overflow)", s);
while (isspace(*endptr)) endptr++;
if (*endptr != 0)
extra_chars_error(endptr, inttype, US"integer value for ", name);
- }
- if (data_block == NULL)
- *((int *)(ol->value)) = value;
- else
- *((int *)((uschar *)data_block + (long int)(ol->value))) = value;
- break;
+ if (data_block)
+ *(int_eximarith_t *)(US data_block + (long int)ol->value) = lvalue;
+ else
+ *(int_eximarith_t *)ol->value = lvalue;
+ break;
+ }
/* Fixed-point number: held to 3 decimal places. */
if (data_block == NULL)
*((int *)(ol->value)) = value;
else
- *((int *)((uschar *)data_block + (long int)(ol->value))) = value;
+ *((int *)(US data_block + (long int)(ol->value))) = value;
break;
/* There's a special routine to read time values. */
if (data_block == NULL)
*((int *)(ol->value)) = value;
else
- *((int *)((uschar *)data_block + (long int)(ol->value))) = value;
+ *((int *)(US data_block + (long int)(ol->value))) = value;
break;
/* A time list is a list of colon-separated times, with the first
int count = 0;
int *list = (data_block == NULL)?
(int *)(ol->value) :
- (int *)((uschar *)data_block + (long int)(ol->value));
+ (int *)(US data_block + (long int)(ol->value));
if (*s != 0) for (count = 1; count <= list[0] - 2; count++)
{
case opt_func:
{
void (*fn)() = ol->value;
- fn(name, s);
+ fn(name, s, 0);
break;
}
}
d = t % 7;
w = t/7;
-if (w > 0) { sprintf(CS p, "%dw", w); while (*p) p++; }
-if (d > 0) { sprintf(CS p, "%dd", d); while (*p) p++; }
-if (h > 0) { sprintf(CS p, "%dh", h); while (*p) p++; }
-if (m > 0) { sprintf(CS p, "%dm", m); while (*p) p++; }
+if (w > 0) p += sprintf(CS p, "%dw", w);
+if (d > 0) p += sprintf(CS p, "%dd", d);
+if (h > 0) p += sprintf(CS p, "%dh", h);
+if (m > 0) p += sprintf(CS p, "%dm", m);
if (s > 0 || p == time_buffer) sprintf(CS p, "%ds", s);
return time_buffer;
last one more than the offset of the last entry in optop
no_labels do not show "foo = " at the start.
-Returns: nothing
+Returns: boolean success
*/
-static void
+static BOOL
print_ol(optionlist *ol, uschar *name, void *options_block,
optionlist *oltop, int last, BOOL no_labels)
{
uschar *s;
uschar name2[64];
-if (ol == NULL)
+if (!ol)
{
printf("%s is not a known option\n", name);
- return;
+ return FALSE;
}
/* Non-admin callers cannot see options that have been flagged secure by the
"hide" prefix. */
-if (!admin_user && (ol->type & opt_secure) != 0)
+if (!f.admin_user && ol->type & opt_secure)
{
if (no_labels)
printf("%s\n", hidden);
else
printf("%s = %s\n", name, hidden);
- return;
+ return TRUE;
}
/* Else show the value of the option */
value = ol->value;
-if (options_block != NULL)
+if (options_block)
{
- if ((ol->type & opt_public) == 0)
+ if (!(ol->type & opt_public))
options_block = (void *)(((driver_instance *)options_block)->options_block);
- value = (void *)((uschar *)options_block + (long int)value);
+ value = (void *)(US options_block + (long int)value);
}
switch(ol->type & opt_mask)
{
case opt_stringptr:
case opt_rewrite: /* Show the text value */
- s = *((uschar **)value);
- if (!no_labels) printf("%s = ", name);
- printf("%s\n", (s == NULL)? US"" : string_printing2(s, FALSE));
- break;
+ s = *(USS value);
+ if (!no_labels) printf("%s = ", name);
+ printf("%s\n", s ? string_printing2(s, FALSE) : US"");
+ break;
case opt_int:
- if (!no_labels) printf("%s = ", name);
- printf("%d\n", *((int *)value));
- break;
+ if (!no_labels) printf("%s = ", name);
+ printf("%d\n", *((int *)value));
+ break;
case opt_mkint:
{
printf("%d\n", x);
}
}
- break;
+ break;
case opt_Kint:
{
- int x = *((int *)value);
+ int_eximarith_t x = *((int_eximarith_t *)value);
if (!no_labels) printf("%s = ", name);
if (x == 0) printf("0\n");
- else if ((x & 1023) == 0) printf("%dM\n", x >> 10);
- else printf("%dK\n", x);
+ else if ((x & ((1<<30)-1)) == 0) printf(PR_EXIM_ARITH "T\n", x >> 30);
+ else if ((x & ((1<<20)-1)) == 0) printf(PR_EXIM_ARITH "G\n", x >> 20);
+ else if ((x & ((1<<10)-1)) == 0) printf(PR_EXIM_ARITH "M\n", x >> 10);
+ else printf(PR_EXIM_ARITH "K\n", x);
}
- break;
+ break;
case opt_octint:
- if (!no_labels) printf("%s = ", name);
- printf("%#o\n", *((int *)value));
- break;
+ if (!no_labels) printf("%s = ", name);
+ printf("%#o\n", *((int *)value));
+ break;
/* Can be negative only when "unset", in which case integer */
printf("\n");
}
}
- break;
+ break;
/* If the numerical value is unset, try for the string value */
case opt_expand_uid:
- if (! *get_set_flag(name, oltop, last, options_block))
- {
- sprintf(CS name2, "*expand_%.50s", name);
- ol2 = find_option(name2, oltop, last);
- if (ol2 != NULL)
+ if (! *get_set_flag(name, oltop, last, options_block))
{
- void *value2 = ol2->value;
- if (options_block != NULL)
- value2 = (void *)((uschar *)options_block + (long int)value2);
- s = *((uschar **)value2);
- if (!no_labels) printf("%s = ", name);
- printf("%s\n", (s == NULL)? US"" : string_printing(s));
- break;
+ sprintf(CS name2, "*expand_%.50s", name);
+ if ((ol2 = find_option(name2, oltop, last)))
+ {
+ void *value2 = ol2->value;
+ if (options_block)
+ value2 = (void *)(US options_block + (long int)value2);
+ s = *(USS value2);
+ if (!no_labels) printf("%s = ", name);
+ printf("%s\n", s ? string_printing(s) : US"");
+ break;
+ }
}
- }
- /* Else fall through */
+ /* Else fall through */
case opt_uid:
- if (!no_labels) printf("%s = ", name);
- if (! *get_set_flag(name, oltop, last, options_block))
- printf("\n");
- else
- {
- pw = getpwuid(*((uid_t *)value));
- if (pw == NULL)
- printf("%ld\n", (long int)(*((uid_t *)value)));
- else printf("%s\n", pw->pw_name);
- }
- break;
+ if (!no_labels) printf("%s = ", name);
+ if (! *get_set_flag(name, oltop, last, options_block))
+ printf("\n");
+ else
+ if ((pw = getpwuid(*((uid_t *)value))))
+ printf("%s\n", pw->pw_name);
+ else
+ printf("%ld\n", (long int)(*((uid_t *)value)));
+ break;
/* If the numerical value is unset, try for the string value */
case opt_expand_gid:
- if (! *get_set_flag(name, oltop, last, options_block))
- {
- sprintf(CS name2, "*expand_%.50s", name);
- ol2 = find_option(name2, oltop, last);
- if (ol2 != NULL && (ol2->type & opt_mask) == opt_stringptr)
+ if (! *get_set_flag(name, oltop, last, options_block))
{
- void *value2 = ol2->value;
- if (options_block != NULL)
- value2 = (void *)((uschar *)options_block + (long int)value2);
- s = *((uschar **)value2);
- if (!no_labels) printf("%s = ", name);
- printf("%s\n", (s == NULL)? US"" : string_printing(s));
- break;
+ sprintf(CS name2, "*expand_%.50s", name);
+ if ( (ol2 = find_option(name2, oltop, last))
+ && (ol2->type & opt_mask) == opt_stringptr)
+ {
+ void *value2 = ol2->value;
+ if (options_block)
+ value2 = (void *)(US options_block + (long int)value2);
+ s = *(USS value2);
+ if (!no_labels) printf("%s = ", name);
+ printf("%s\n", s ? string_printing(s) : US"");
+ break;
+ }
}
- }
- /* Else fall through */
+ /* Else fall through */
case opt_gid:
- if (!no_labels) printf("%s = ", name);
- if (! *get_set_flag(name, oltop, last, options_block))
- printf("\n");
- else
- {
- gr = getgrgid(*((int *)value));
- if (gr == NULL)
- printf("%ld\n", (long int)(*((int *)value)));
- else printf("%s\n", gr->gr_name);
- }
- break;
+ if (!no_labels) printf("%s = ", name);
+ if (! *get_set_flag(name, oltop, last, options_block))
+ printf("\n");
+ else
+ if ((gr = getgrgid(*((int *)value))))
+ printf("%s\n", gr->gr_name);
+ else
+ printf("%ld\n", (long int)(*((int *)value)));
+ break;
case opt_uidlist:
- uidlist = *((uid_t **)value);
- if (!no_labels) printf("%s =", name);
- if (uidlist != NULL)
- {
- int i;
- uschar sep = ' ';
- if (no_labels) sep = '\0';
- for (i = 1; i <= (int)(uidlist[0]); i++)
+ uidlist = *((uid_t **)value);
+ if (!no_labels) printf("%s =", name);
+ if (uidlist)
{
- uschar *name = NULL;
- pw = getpwuid(uidlist[i]);
- if (pw != NULL) name = US pw->pw_name;
- if (sep != '\0') printf("%c", sep);
- if (name != NULL) printf("%s", name);
- else printf("%ld", (long int)(uidlist[i]));
- sep = ':';
+ uschar sep = no_labels ? '\0' : ' ';
+ for (int i = 1; i <= (int)(uidlist[0]); i++)
+ {
+ uschar *name = NULL;
+ if ((pw = getpwuid(uidlist[i]))) name = US pw->pw_name;
+ if (sep != '\0') printf("%c", sep);
+ if (name) printf("%s", name);
+ else printf("%ld", (long int)(uidlist[i]));
+ sep = ':';
+ }
}
- }
- printf("\n");
- break;
+ printf("\n");
+ break;
case opt_gidlist:
- gidlist = *((gid_t **)value);
- if (!no_labels) printf("%s =", name);
- if (gidlist != NULL)
- {
- int i;
- uschar sep = ' ';
- if (no_labels) sep = '\0';
- for (i = 1; i <= (int)(gidlist[0]); i++)
+ gidlist = *((gid_t **)value);
+ if (!no_labels) printf("%s =", name);
+ if (gidlist)
{
- uschar *name = NULL;
- gr = getgrgid(gidlist[i]);
- if (gr != NULL) name = US gr->gr_name;
- if (sep != '\0') printf("%c", sep);
- if (name != NULL) printf("%s", name);
- else printf("%ld", (long int)(gidlist[i]));
- sep = ':';
+ uschar sep = no_labels ? '\0' : ' ';
+ for (int i = 1; i <= (int)(gidlist[0]); i++)
+ {
+ uschar *name = NULL;
+ if ((gr = getgrgid(gidlist[i]))) name = US gr->gr_name;
+ if (sep != '\0') printf("%c", sep);
+ if (name) printf("%s", name);
+ else printf("%ld", (long int)(gidlist[i]));
+ sep = ':';
+ }
}
- }
- printf("\n");
- break;
+ printf("\n");
+ break;
case opt_time:
- if (!no_labels) printf("%s = ", name);
- printf("%s\n", readconf_printtime(*((int *)value)));
- break;
+ if (!no_labels) printf("%s = ", name);
+ printf("%s\n", readconf_printtime(*((int *)value)));
+ break;
case opt_timelist:
{
- int i;
int *list = (int *)value;
if (!no_labels) printf("%s = ", name);
- for (i = 0; i < list[1]; i++)
- printf("%s%s", (i == 0)? "" : ":", readconf_printtime(list[i+2]));
+ for (int i = 0; i < list[1]; i++)
+ printf("%s%s", i == 0 ? "" : ":", readconf_printtime(list[i+2]));
printf("\n");
}
- break;
+ break;
case opt_bit:
- printf("%s%s\n", ((*((int *)value)) & (1 << ((ol->type >> 16) & 31)))?
- "" : "no_", name);
- break;
+ printf("%s%s\n", ((*((int *)value)) & (1 << ((ol->type >> 16) & 31)))?
+ "" : "no_", name);
+ break;
case opt_expand_bool:
- sprintf(CS name2, "*expand_%.50s", name);
- ol2 = find_option(name2, oltop, last);
- if (ol2 != NULL && ol2->value != NULL)
- {
- void *value2 = ol2->value;
- if (options_block != NULL)
- value2 = (void *)((uschar *)options_block + (long int)value2);
- s = *((uschar **)value2);
- if (s != NULL)
+ sprintf(CS name2, "*expand_%.50s", name);
+ if ((ol2 = find_option(name2, oltop, last)) && ol2->value)
{
- if (!no_labels) printf("%s = ", name);
- printf("%s\n", string_printing(s));
- break;
+ void *value2 = ol2->value;
+ if (options_block)
+ value2 = (void *)(US options_block + (long int)value2);
+ s = *(USS value2);
+ if (s)
+ {
+ if (!no_labels) printf("%s = ", name);
+ printf("%s\n", string_printing(s));
+ break;
+ }
+ /* s == NULL => string not set; fall through */
}
- /* s == NULL => string not set; fall through */
- }
- /* Fall through */
+ /* Fall through */
case opt_bool:
case opt_bool_verify:
case opt_bool_set:
- printf("%s%s\n", (*((BOOL *)value))? "" : "no_", name);
- break;
+ printf("%s%s\n", (*((BOOL *)value))? "" : "no_", name);
+ break;
+
+ case opt_func:
+ {
+ void (*fn)() = ol->value;
+ fn(name, NULL, no_labels ? opt_fn_print : opt_fn_print|opt_fn_print_label);
+ break;
+ }
}
+return TRUE;
}
type NULL or driver type name, as described above
no_labels avoid the "foo = " at the start of an item
-Returns: nothing
+Returns: Boolean success
*/
-void
+BOOL
readconf_print(uschar *name, uschar *type, BOOL no_labels)
{
BOOL names_only = FALSE;
-optionlist *ol;
optionlist *ol2 = NULL;
driver_instance *d = NULL;
-macro_item *m;
int size = 0;
-if (type == NULL)
+if (!type)
{
if (*name == '+')
{
- int i;
tree_node *t;
BOOL found = FALSE;
static uschar *types[] = { US"address", US"domain", US"host",
static tree_node **anchors[] = { &addresslist_anchor, &domainlist_anchor,
&hostlist_anchor, &localpartlist_anchor };
- for (i = 0; i < 4; i++)
- {
- t = tree_search(*(anchors[i]), name+1);
- if (t != NULL)
+ for (int i = 0; i < 4; i++)
+ if ((t = tree_search(*(anchors[i]), name+1)))
{
found = TRUE;
if (no_labels)
printf("%slist %s = %s\n", types[i], name+1,
((namedlist_block *)(t->data.ptr))->string);
}
- }
if (!found)
printf("no address, domain, host, or local part list called \"%s\" "
"exists\n", name+1);
- return;
+ return found;
}
if ( Ustrcmp(name, "configure_file") == 0
|| Ustrcmp(name, "config_file") == 0)
{
printf("%s\n", CS config_main_filename);
- return;
+ return TRUE;
}
if (Ustrcmp(name, "all") == 0)
{
- for (ol = optionlist_config;
+ for (optionlist * ol = optionlist_config;
ol < optionlist_config + nelem(optionlist_config); ol++)
- {
- if ((ol->type & opt_hidden) == 0)
- print_ol(ol, US ol->name, NULL,
- optionlist_config, nelem(optionlist_config),
- no_labels);
- }
- return;
+ if (!(ol->type & opt_hidden))
+ (void) print_ol(ol, US ol->name, NULL,
+ optionlist_config, nelem(optionlist_config),
+ no_labels);
+ return TRUE;
}
if (Ustrcmp(name, "local_scan") == 0)
{
- #ifndef LOCAL_SCAN_HAS_OPTIONS
+#ifndef LOCAL_SCAN_HAS_OPTIONS
printf("local_scan() options are not supported\n");
- #else
- for (ol = local_scan_options;
+ return FALSE;
+#else
+ for (optionlist * ol = local_scan_options;
ol < local_scan_options + local_scan_options_count; ol++)
- {
- print_ol(ol, US ol->name, NULL, local_scan_options,
- local_scan_options_count, no_labels);
- }
- #endif
- return;
+ (void) print_ol(ol, US ol->name, NULL, local_scan_options,
+ local_scan_options_count, no_labels);
+ return TRUE;
+#endif
}
if (Ustrcmp(name, "config") == 0)
{
- print_config(admin_user, no_labels);
- return;
+ print_config(f.admin_user, no_labels);
+ return TRUE;
}
if (Ustrcmp(name, "routers") == 0)
type = US"transport";
name = NULL;
}
-
else if (Ustrcmp(name, "authenticators") == 0)
{
type = US"authenticator";
name = NULL;
}
-
else if (Ustrcmp(name, "macros") == 0)
{
type = US"macro";
name = NULL;
}
-
else if (Ustrcmp(name, "router_list") == 0)
{
type = US"router";
name = NULL;
names_only = TRUE;
}
-
else if (Ustrcmp(name, "transport_list") == 0)
{
type = US"transport";
name = NULL;
names_only = TRUE;
}
-
else if (Ustrcmp(name, "authenticator_list") == 0)
{
type = US"authenticator";
name = NULL;
names_only = TRUE;
}
-
else if (Ustrcmp(name, "macro_list") == 0)
{
type = US"macro";
name = NULL;
names_only = TRUE;
}
-
else if (Ustrcmp(name, "environment") == 0)
{
if (environ)
puts(CS *p);
}
}
- return;
+ return TRUE;
}
else
- {
- print_ol(find_option(name, optionlist_config, nelem(optionlist_config)),
+ return print_ol(find_option(name,
+ optionlist_config, nelem(optionlist_config)),
name, NULL, optionlist_config, nelem(optionlist_config), no_labels);
- return;
- }
}
/* Handle the options for a router or transport. Skip options that are flagged
{
/* People store passwords in macros and they were previously not available
for printing. So we have an admin_users restriction. */
- if (!admin_user)
+ if (!f.admin_user)
{
fprintf(stderr, "exim: permission denied\n");
- exit(EXIT_FAILURE);
+ return FALSE;
}
- if (!macros_builtin_created) macros_create_builtin();
- for (m = macros; m; m = m->next)
+ for (macro_item * m = macros; m; m = m->next)
if (!name || Ustrcmp(name, m->name) == 0)
{
if (names_only)
printf("%s\n", CS m->name);
+ else if (no_labels)
+ printf("%s\n", CS m->replacement);
else
printf("%s=%s\n", CS m->name, CS m->replacement);
if (name)
- return;
+ return TRUE;
}
- if (name)
- printf("%s %s not found\n", type, name);
- return;
+ if (!name) return TRUE;
+
+ printf("%s %s not found\n", type, name);
+ return FALSE;
}
if (names_only)
{
- for (; d != NULL; d = d->next) printf("%s\n", CS d->name);
- return;
+ for (; d; d = d->next) printf("%s\n", CS d->name);
+ return TRUE;
}
/* Either search for a given driver, or print all of them */
-for (; d != NULL; d = d->next)
+for (; d; d = d->next)
{
- if (name == NULL)
+ BOOL rc = FALSE;
+ if (!name)
printf("\n%s %s:\n", d->name, type);
else if (Ustrcmp(d->name, name) != 0) continue;
- for (ol = ol2; ol < ol2 + size; ol++)
- {
- if ((ol->type & opt_hidden) == 0)
- print_ol(ol, US ol->name, d, ol2, size, no_labels);
- }
+ for (optionlist * ol = ol2; ol < ol2 + size; ol++)
+ if (!(ol->type & opt_hidden))
+ rc |= print_ol(ol, US ol->name, d, ol2, size, no_labels);
- for (ol = d->info->options;
+ for (optionlist * ol = d->info->options;
ol < d->info->options + *(d->info->options_count); ol++)
- {
- if ((ol->type & opt_hidden) == 0)
- print_ol(ol, US ol->name, d, d->info->options, *(d->info->options_count), no_labels);
- }
- if (name != NULL) return;
+ if (!(ol->type & opt_hidden))
+ rc |= print_ol(ol, US ol->name, d, d->info->options,
+ *d->info->options_count, no_labels);
+
+ if (name) return rc;
}
-if (name != NULL) printf("%s %s not found\n", type, name);
+if (!name) return TRUE;
+
+printf("%s %s not found\n", type, name);
+return FALSE;
}
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.
-*/
-
-#ifdef SUPPORT_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 /* SUPPORT_TLS */
-
-
-
-
/*************************************************
* Read main configuration options *
*************************************************/
/* relative configuration file name: working dir + / + basename(filename) */
uschar buf[PATH_MAX];
- int offset = 0;
- int size = 0;
+ gstring * g;
if (os_getcwd(buf, PATH_MAX) == NULL)
{
perror("exim: getcwd");
exit(EXIT_FAILURE);
}
- config_main_directory = string_cat(NULL, &size, &offset, buf);
+ g = string_cat(NULL, buf);
/* If the dir does not end with a "/", append one */
- if (config_main_directory[offset-1] != '/')
- config_main_directory = string_catn(config_main_directory, &size, &offset, US"/", 1);
+ if (g->s[g->ptr-1] != '/')
+ g = string_catn(g, US"/", 1);
/* If the config file contains a "/", extract the directory part */
if (last_slash)
- config_main_directory = string_catn(config_main_directory, &size, &offset, filename, last_slash - filename);
+ g = string_catn(g, filename, last_slash - filename);
- config_main_directory[offset] = '\0';
+ config_main_directory = string_from_gstring(g);
}
config_directory = config_main_directory;
}
/* Check the status of the file we have opened, if we have retained root
privileges and the file isn't /dev/null (which *should* be 0666). */
-if (trusted_config && Ustrcmp(filename, US"/dev/null"))
+if (f.trusted_config && Ustrcmp(filename, US"/dev/null"))
{
if (fstat(fileno(config_file), &statbuf) != 0)
log_write(0, LOG_MAIN|LOG_PANIC_DIE, "failed to stat configuration file %s",
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
letter. If we see something starting with an upper case letter, it is taken as
a macro definition. */
-while ((s = get_config_line()) != NULL)
+while ((s = get_config_line()))
{
- if (isupper(s[0])) read_macro_assignment(s);
+ if (config_lineno == 1 && Ustrstr(s, "\xef\xbb\xbf") == s)
+ log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN,
+ "found unexpected BOM (Byte Order Mark)");
+
+ if (isupper(s[0]))
+ { if (!macro_read_assignment(s)) exim_exit(EXIT_FAILURE, US""); }
else if (Ustrncmp(s, "domainlist", 10) == 0)
read_named_list(&domainlist_anchor, &domainlist_count,
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;
openlog(). Default is LOG_MAIL set in globals.c. Allow the user to omit the
leading "log_". */
-if (syslog_facility_str != NULL)
+if (syslog_facility_str)
{
int i;
uschar *s = syslog_facility_str;
s += 4;
for (i = 0; i < syslog_list_size; i++)
- {
if (strcmpic(s, syslog_list[i].name) == 0)
{
syslog_facility = syslog_list[i].value;
break;
}
- }
if (i >= syslog_list_size)
- {
log_write(0, LOG_PANIC_DIE|LOG_CONFIG,
"failed to interpret syslog_facility \"%s\"", syslog_facility_str);
- }
}
/* Expand pid_file_path */
if (*pid_file_path != 0)
{
- s = expand_string(pid_file_path);
- if (s == NULL)
+ if (!(s = expand_string(pid_file_path)))
log_write(0, LOG_MAIN|LOG_PANIC_DIE, "failed to expand pid_file_path "
"\"%s\": %s", pid_file_path, expand_string_message);
pid_file_path = s;
/* Set default value of process_log_path */
-if (process_log_path == NULL || *process_log_path =='\0')
+if (!process_log_path || *process_log_path =='\0')
process_log_path = string_sprintf("%s/exim-process.info", spool_directory);
/* Compile the regex for matching a UUCP-style "From_" line in an incoming
/* Unpick the SMTP rate limiting options, if set */
-if (smtp_ratelimit_mail != NULL)
- {
+if (smtp_ratelimit_mail)
unpick_ratelimit(smtp_ratelimit_mail, &smtp_rlm_threshold,
&smtp_rlm_base, &smtp_rlm_factor, &smtp_rlm_limit);
- }
-if (smtp_ratelimit_rcpt != NULL)
- {
+if (smtp_ratelimit_rcpt)
unpick_ratelimit(smtp_ratelimit_rcpt, &smtp_rlr_threshold,
&smtp_rlr_base, &smtp_rlr_factor, &smtp_rlr_limit);
- }
/* The qualify domains default to the primary host name */
-if (qualify_domain_sender == NULL)
+if (!qualify_domain_sender)
qualify_domain_sender = primary_hostname;
-if (qualify_domain_recipient == NULL)
+if (!qualify_domain_recipient)
qualify_domain_recipient = qualify_domain_sender;
/* Setting system_filter_user in the configuration sets the gid as well if a
if (system_filter_uid_set && !system_filter_gid_set)
{
struct passwd *pw = getpwuid(system_filter_uid);
- if (pw == NULL)
+ if (!pw)
log_write(0, LOG_MAIN|LOG_PANIC_DIE, "Failed to look up uid %ld",
(long int)system_filter_uid);
system_filter_gid = pw->pw_gid;
/* If the errors_reply_to field is set, check that it is syntactically valid
and ensure it contains a domain. */
-if (errors_reply_to != NULL)
+if (errors_reply_to)
{
uschar *errmess;
int start, end, domain;
uschar *recipient = parse_extract_address(errors_reply_to, &errmess,
&start, &end, &domain, FALSE);
- if (recipient == NULL)
+ if (!recipient)
log_write(0, LOG_PANIC_DIE|LOG_CONFIG,
"error in errors_reply_to (%s): %s", errors_reply_to, errmess);
so that it can be computed from the host name, for example. We do this last
so as to ensure that everything else is set up before the expansion. */
-if (host_number_string != NULL)
+if (host_number_string)
{
long int n;
uschar *end;
uschar *s = expand_string(host_number_string);
- if (s == NULL)
+
+ if (!s)
log_write(0, LOG_MAIN|LOG_PANIC_DIE,
"failed to expand localhost_number \"%s\": %s",
host_number_string, expand_string_message);
host_number = n;
}
-#ifdef SUPPORT_TLS
+#ifndef DISABLE_TLS
/* If tls_verify_hosts is set, tls_verify_certificates must also be set */
-if ((tls_verify_hosts != NULL || tls_try_verify_hosts != NULL) &&
- tls_verify_certificates == NULL)
+if ((tls_verify_hosts || tls_try_verify_hosts) && !tls_verify_certificates)
log_write(0, LOG_PANIC_DIE|LOG_CONFIG,
"tls_%sverify_hosts is set, but tls_verify_certificates is not set",
- (tls_verify_hosts != NULL)? "" : "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);
+ tls_verify_hosts ? "" : "try_");
/* 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
"tls_dh_max_bits is too small, must be at least 1024 for interop");
/* If openssl_options is set, validate it */
-if (openssl_options != NULL)
+if (openssl_options)
{
# ifdef USE_GNUTLS
log_write(0, LOG_PANIC_DIE|LOG_CONFIG,
"openssl_options is set but we're using GnuTLS");
# else
long dummy;
- if (!(tls_openssl_options_parse(openssl_options, &dummy)))
+ if (!tls_openssl_options_parse(openssl_options, &dummy))
log_write(0, LOG_PANIC_DIE|LOG_CONFIG,
"openssl_options parse error: %s", openssl_options);
# endif
}
-#endif /*SUPPORT_TLS*/
+#endif /*DISABLE_TLS*/
if (!nowarn && !keep_environment && environ && *environ)
log_write(0, LOG_MAIN,
init_driver(driver_instance *d, driver_info *drivers_available,
int size_of_info, uschar *class)
{
-driver_info *dd;
-
-for (dd = drivers_available; dd->driver_name[0] != 0;
- dd = (driver_info *)(((uschar *)dd) + size_of_info))
- {
+for (driver_info * dd = drivers_available; dd->driver_name[0] != 0;
+ dd = (driver_info *)((US dd) + size_of_info))
if (Ustrcmp(d->driver_name, dd->driver_name) == 0)
{
- int i;
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 (i = 0; i < *(dd->options_count); i++)
+ for (int i = 0; i < *(dd->options_count); i++)
dd->options[i].type &= ~opt_set;
return dd;
}
- }
log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN,
"%s %s: cannot find %s driver \"%s\"", class, d->name, class, d->driver_name);
(d->info->init)(d);
d = NULL;
}
- read_macro_assignment(buffer);
+ if (!macro_read_assignment(buffer)) exim_exit(EXIT_FAILURE, US"");
continue;
}
if (*s++ == ':')
{
- int i;
-
/* Finish off initializing the previous driver. */
if (d)
/* 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;
/* Clear out the "set" bits in the generic options */
- for (i = 0; i < driver_optionlist_count; i++)
+ for (int i = 0; i < driver_optionlist_count; i++)
driver_optionlist[i].type &= ~opt_set;
/* Check nothing more on this line, then do the next loop iteration. */
readconf_depends(driver_instance *d, uschar *s)
{
int count = *(d->info->options_count);
-optionlist *ol;
uschar *ss;
-for (ol = d->info->options; ol < d->info->options + count; ol++)
+for (optionlist * ol = d->info->options; ol < d->info->options + count; ol++)
{
void *options_block;
uschar *value;
int type = ol->type & opt_mask;
if (type != opt_stringptr) continue;
options_block = ((ol->type & opt_public) == 0)? d->options_block : (void *)d;
- value = *(uschar **)((uschar *)options_block + (long int)(ol->value));
+ value = *(uschar **)(US options_block + (long int)(ol->value));
if (value != NULL && (ss = Ustrstr(value, s)) != NULL)
{
if (ss <= value || (ss[-1] != '$' && ss[-1] != '{') ||
static int values[] =
{ 'A', 'M', RTEF_CTOUT, RTEF_CTOUT|'A', RTEF_CTOUT|'M' };
- for (i = 0; i < sizeof(extras)/sizeof(uschar *); i++)
+ for (i = 0; i < nelem(extras); i++)
if (strncmpic(x, extras[i], xlen) == 0)
{
*more_errno = values[i];
break;
}
- if (i >= sizeof(extras)/sizeof(uschar *))
+ if (i >= nelem(extras))
if (strncmpic(x, US"DNS", xlen) == 0)
log_write(0, LOG_MAIN|LOG_PANIC, "\"timeout_dns\" is no longer "
"available in retry rules (it has never worked) - treated as "
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;
* Initialize authenticators *
*************************************************/
-static void
-readconf_options_auths(void)
-{
-struct auth_info * ai;
-
-readconf_options_from_list(optionlist_auths, optionlist_auths_size, US"AUTHENTICATORS", NULL);
-
-for (ai = auths_available; ai->driver_name[0]; ai++)
- {
- macro_create(string_sprintf("_DRIVER_AUTHENTICATOR_%T", ai->driver_name), US"y", FALSE, TRUE);
- readconf_options_from_list(ai->options, (unsigned)*ai->options_count, US"AUTHENTICATOR", ai->driver_name);
- }
-}
-
-
/* Read the authenticators section of the configuration file.
Arguments: none
static void
auths_init(void)
{
-auth_instance *au, *bu;
+#ifndef DISABLE_PIPE_CONNECT
+int nauths = 0;
+#endif
readconf_driver_init(US"authenticator",
(driver_instance **)(&auths), /* chain anchor */
optionlist_auths, /* generic options */
optionlist_auths_size);
-for (au = auths; au; au = au->next)
+for (auth_instance * au = auths; au; au = au->next)
{
if (!au->public_name)
log_write(0, LOG_PANIC_DIE|LOG_CONFIG, "no public name specified for "
"the %s authenticator", au->name);
- for (bu = au->next; bu; bu = bu->next)
+ for (auth_instance * bu = au->next; bu; bu = bu->next)
if (strcmpic(au->public_name, bu->public_name) == 0)
if ((au->client && bu->client) || (au->server && bu->server))
log_write(0, LOG_PANIC_DIE|LOG_CONFIG, "two %s authenticators "
"(%s and %s) have the same public name (%s)",
au->client ? US"client" : US"server", au->name, bu->name,
au->public_name);
+#ifndef DISABLE_PIPE_CONNECT
+ nauths++;
+#endif
}
+#ifndef DISABLE_PIPE_CONNECT
+f.smtp_in_early_pipe_no_auth = nauths > 16;
+#endif
}
acl_line = get_config_line();
-while(acl_line != NULL)
+while(acl_line)
{
uschar name[64];
tree_node *node;
p = readconf_readname(name, sizeof(name), acl_line);
if (isupper(*name) && *p == '=')
{
- read_macro_assignment(acl_line);
+ if (!macro_read_assignment(acl_line)) exim_exit(EXIT_FAILURE, US"");
acl_line = get_config_line();
continue;
}
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,
#else
uschar *p;
-while ((p = get_config_line()) != NULL)
+while ((p = get_config_line()))
{
(void) readconf_handle_option(p, local_scan_options, local_scan_options_count,
NULL, US"local_scan option \"%s\" unknown");
{
int bit;
int first = 0;
- int last = sizeof(section_list) / sizeof(uschar *);
+ int last = nelem(section_list);
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 (;;)
{
void
readconf_save_config(const uschar *s)
{
- save_config_line(string_sprintf("# Exim Configuration (%s)",
- running_in_test_harness ? US"X" : s));
+save_config_line(string_sprintf("# Exim Configuration (%s)",
+ f.running_in_test_harness ? US"X" : s));
}
static void
save_config_position(const uschar *file, int line)
{
- save_config_line(string_sprintf("# %d \"%s\"", line, file));
+save_config_line(string_sprintf("# %d \"%s\"", line, file));
}
/* Append a pre-parsed logical line to the config lines store,
this operates on a global (static) list that holds all the pre-parsed
config lines, we do no further processing here, output formatting and
honouring of <hide> or macros will be done during output */
+
static void
save_config_line(const uschar* line)
{
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;
void
print_config(BOOL admin, BOOL terse)
{
-config_line_item *i;
const int TS = terse ? 0 : 2;
int indent = 0;
-for (i = config_lines; i; i = i->next)
+for (config_line_item * i = config_lines; i; i = i->next)
{
uschar *current;
uschar *p;
}
}
+#endif /*!MACRO_PREDEF*/
/* vi: aw ai sw=2
*/
/* End of readconf.c */
git://git.exim.org / exim.git / blobdiff