* 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);
-
-
-#define CSTATE_STACK_SIZE 10
-
-
-/* Structure for chain (stack) of .included files */
-
-typedef struct config_file_item {
- struct config_file_item *next;
- uschar *filename;
- 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
+static uschar * syslog_facility_str;
+static void fn_smtp_receive_timeout(const uschar *, const uschar *);
/*************************************************
* Main configuration options *
{ "check_rfc2047_length", opt_bool, &check_rfc2047_length },
{ "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 },
{ "dccifd_address", opt_stringptr, &dccifd_address },
{ "dccifd_options", opt_stringptr, &dccifd_options },
#endif
+ { "debug_store", opt_bool, &debug_store },
{ "delay_warning", opt_timelist, &delay_warning },
{ "delay_warning_condition", opt_stringptr, &delay_warning_condition },
{ "deliver_drop_privilege", opt_bool, &deliver_drop_privilege },
{ "dns_retry", opt_int, &dns_retry },
{ "dns_trust_aa", opt_stringptr, &dns_trust_aa },
{ "dns_use_edns0", opt_int, &dns_use_edns0 },
- /* This option is now a no-op, retained for compability */
+ /* This option is now a no-op, retained for compatibility */
{ "drop_cr", opt_bool, &drop_cr },
/*********************************************************/
{ "dsn_advertise_hosts", opt_stringptr, &dsn_advertise_hosts },
#ifdef SUPPORT_TLS
{ "gnutls_allow_auto_pkcs11", opt_bool, &gnutls_allow_auto_pkcs11 },
{ "gnutls_compat_mode", opt_bool, &gnutls_compat_mode },
- /* These three gnutls_require_* options stopped working in Exim 4.80 */
- /* From 4.83 we log a warning; a future relase will remove them */
- { "gnutls_require_kx", opt_stringptr, &gnutls_require_kx },
- { "gnutls_require_mac", opt_stringptr, &gnutls_require_mac },
- { "gnutls_require_protocols", opt_stringptr, &gnutls_require_proto },
#endif
{ "header_line_maxsize", opt_int, &header_line_maxsize },
{ "header_maxsize", opt_int, &header_maxsize },
{ "queue_only_load_latch", opt_bool, &queue_only_load_latch },
{ "queue_only_override", opt_bool, &queue_only_override },
{ "queue_run_in_order", opt_bool, &queue_run_in_order },
- { "queue_run_max", opt_int, &queue_run_max },
+ { "queue_run_max", opt_stringptr, &queue_run_max },
{ "queue_smtp_domains", opt_stringptr, &queue_smtp_domains },
{ "receive_timeout", opt_time, &receive_timeout },
{ "received_header_text", opt_stringptr, &received_header_text },
#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
{ "strip_trailing_dot", opt_bool, &strip_trailing_dot },
{ "syslog_duplication", opt_bool, &syslog_duplication },
{ "syslog_facility", opt_stringptr, &syslog_facility_str },
+ { "syslog_pid", opt_bool, &syslog_pid },
{ "syslog_processname", opt_stringptr, &syslog_processname },
{ "syslog_timestamp", opt_bool, &syslog_timestamp },
{ "system_filter", opt_stringptr, &system_filter },
{ "write_rejectlog", opt_bool, &write_rejectlog }
};
-static int optionlist_config_size =
- sizeof(optionlist_config)/sizeof(optionlist);
+#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) {/*Dummy*/}
+
+void
+options_main(void)
+{
+options_from_list(optionlist_config, nelem(optionlist_config), US"MAIN", NULL);
+}
+
+void
+options_auths(void)
+{
+struct auth_info * ai;
+uschar buf[64];
+
+options_from_list(optionlist_auths, optionlist_auths_size, US"AUTHENTICATORS", NULL);
+
+for (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);
+ }
+}
+
+
+#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);
+
router_instance *r;
transport_instance *t;
-for (i = 0; i < optionlist_config_size; i++)
+for (i = 0; i < nelem(optionlist_config); i++)
if (p == optionlist_config[i].value) return US optionlist_config[i].name;
-for (r = routers; r != NULL; r = r->next)
+for (r = routers; r; r = r->next)
{
router_info *ri = r->info;
for (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 != NULL; t = t->next)
+for (t = transports; t; t = t->next)
{
transport_info *ti = t->info;
for (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; 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)
+{
+macro_item * m = store_get(sizeof(macro_item));
+
+/* fprintf(stderr, "%s: '%s' '%s'\n", __FUNCTION__, name, val); */
+m->next = NULL;
+m->command_line = command_line;
+m->namelen = Ustrlen(name);
+m->replen = Ustrlen(val);
+m->name = string_copy(name);
+m->replacement = string_copy(val);
+if (mlast)
+ mlast->next = m;
+else
+ macros = m;
+mlast = m;
+if (!macros_user)
+ macros_user = m;
+return m;
+}
+
+
/* This function is called when a line that starts with an upper case letter is
encountered. The argument "line" should contain a complete logical line, and
start with the first letter of the macro name. The macro name and the
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;
BOOL redef = FALSE;
macro_item *m;
-macro_item *mlast = NULL;
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 == '=')
{
just skip this definition. It's an error to attempt to redefine a macro without
redef set to TRUE, or to redefine a macro when it hasn't been defined earlier.
It is also an error to define a macro whose name begins with the name of a
-previously defined macro. Note: it is documented that the other way round
-works. */
+previously defined macro. This is the requirement that make using a tree
+for macros hard; we must check all macros for the substring. Perhaps a
+sorted list, and a bsearch, would work?
+Note: it is documented that the other way round works. */
-for (m = macros; m != NULL; m = m->next)
+for (m = macros; m; m = m->next)
{
- int len = Ustrlen(m->name);
-
if (Ustrcmp(m->name, name) == 0)
{
if (!m->command_line && !redef)
- log_write(0, LOG_CONFIG|LOG_PANIC_DIE, "macro \"%s\" is already "
+ {
+ log_write(0, LOG_CONFIG|LOG_PANIC, "macro \"%s\" is already "
"defined (use \"==\" if you want to redefine it", name);
+ return FALSE;
+ }
break;
}
- if (len < namelen && Ustrstr(name, m->name) != NULL)
- log_write(0, LOG_CONFIG|LOG_PANIC_DIE, "\"%s\" cannot be defined as "
+ if (m->namelen < namelen && Ustrstr(name, m->name) != NULL)
+ {
+ 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).
+ *
+ * if (m->namelen > namelen && Ustrstr(m->name, name) != NULL)
+ * log_write(0, LOG_CONFIG|LOG_PANIC_DIE, "\"%s\" cannot be defined as "
+ * "a macro because it is a substring of previously defined macro \"%s\"",
+ * name, m->name);
+ */
+ }
+
+/* Check for an overriding command-line definition. */
+
+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, "can't redefine an undefined macro "
+ "\"%s\"", name);
+ return FALSE;
+ }
+
+/* We have a new definition. */
+else
+ (void) macro_create(name, s, FALSE);
+return TRUE;
+}
+
+
+
+
+
+/* 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
- /* We cannot have this test, because it is documented that a substring
- macro is permitted (there is even an example).
- *
- * if (len > namelen && Ustrstr(m->name, name) != NULL)
- * log_write(0, LOG_CONFIG|LOG_PANIC_DIE, "\"%s\" cannot be defined as "
- * "a macro because it is a substring of previously defined macro \"%s\"",
- * name, m->name);
- */
+Return: pointer to first nonblank char in line
+*/
- mlast = m;
- }
+uschar *
+macros_expand(int len, int * newlen, BOOL * macro_found)
+{
+uschar * ss = big_buffer + len;
+uschar * s;
+macro_item * m;
-/* Check for an overriding command-line definition. */
+/* Find the true start of the physical line - leading spaces are always
+ignored. */
-if (m != NULL && m->command_line) return;
+while (isspace(*ss)) ss++;
-/* Redefinition must refer to an existing macro. */
+/* 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. */
-if (redef)
+s = ss;
+if (len == 0 && isupper(*s))
{
- if (m == NULL)
- log_write(0, LOG_CONFIG|LOG_PANIC_DIE, "can't redefine an undefined macro "
- "\"%s\"", name);
+ while (isalnum(*s) || *s == '_') s++;
+ while (isspace(*s)) s++;
+ if (*s != '=') s = ss; /* Not a macro definition */
}
-/* 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. */
+/* Skip leading chars which cannot start a macro name, to avoid multiple
+pointless rescans in Ustrstr calls. */
-else
+while (*s && !isupper(*s) && !(*s == '_' && isupper(s[1]))) s++;
+
+/* For each defined macro, scan the line (from after XXX= if present),
+replacing all occurrences of the macro. */
+
+*macro_found = FALSE;
+if (*s) for (m = *s == '_' ? macros : macros_user; m; m = m->next)
{
- m = store_get(sizeof(macro_item) + namelen);
- if (macros == NULL) macros = m; else mlast->next = m;
- Ustrncpy(m->name, name, namelen);
- m->name[namelen] = 0;
- m->next = NULL;
- m->command_line = FALSE;
- }
+ uschar * p, *pp;
+ uschar * t;
-/* Set the value of the new or redefined macro */
+ while (*s && !isupper(*s) && !(*s == '_' && isupper(s[1]))) s++;
+ if (!*s) break;
-m->replacement = string_copy(s);
-}
+ t = s;
+ while ((p = Ustrstr(t, m->name)) != NULL)
+ {
+ int moveby;
+
+/* fprintf(stderr, "%s: matched '%s' in '%s'\n", __FUNCTION__, m->name, 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
(void)fclose(config_file);
config_file = config_file_stack->file;
config_filename = config_file_stack->filename;
+ config_directory = config_file_stack->directory;
config_lineno = config_file_stack->lineno;
config_file_stack = config_file_stack->next;
if (config_lines)
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 */
- }
-
- /* 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 != NULL; m = m->next)
- {
- uschar *p, *pp;
- uschar *t = s;
-
- while ((p = Ustrstr(t, m->name)) != NULL)
- {
- int moveby;
- int namelen = Ustrlen(m->name);
- int replen = Ustrlen(m->replacement);
-
- /* Expand the buffer if necessary */
-
- while (newlen - 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 + namelen;
- moveby = replen - namelen;
- if (moveby != 0)
- {
- memmove(p + replen, pp, (big_buffer + newlen) - pp + 1);
- newlen += moveby;
- }
- Ustrncpy(p, m->replacement, replen);
- t = p + replen;
- 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++;
+ ss = macros_expand(len, &newlen, ¯o_found);
/* Check for comment lines - these are physical lines. */
}
*t = 0;
+ /* We allow relative file names. For security reasons currently
+ relative names not allowed with .include_if_exists. For .include_if_exists
+ we need to check the permissions/ownership of the containing folder */
if (*ss != '/')
- log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN, ".include specifies a non-"
- "absolute path \"%s\"", ss);
+ if (include_if_exists) log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN, ".include specifies a non-"
+ "absolute path \"%s\"", ss);
+ else
+ {
+ gstring * g = string_append(NULL, 3, config_directory, "/", ss);
+ ss = string_from_gstring(g);
+ }
if (include_if_exists != 0 && (Ustat(ss, &statbuf) != 0)) continue;
config_file_stack = save;
save->file = config_file;
save->filename = config_filename;
+ save->directory = config_directory;
save->lineno = config_lineno;
- config_file = Ufopen(ss, "rb");
- if (config_file == NULL)
+ if (!(config_file = Ufopen(ss, "rb")))
log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN, "failed to open included "
"configuration file %s", ss);
+
config_filename = string_copy(ss);
+ config_directory = string_copyn(ss, CUstrrchr(ss, '/') - ss);
config_lineno = 0;
continue;
}
{
int middle = (first + last)/2;
int c = Ustrcmp(name, ol[middle].name);
+
if (c == 0) return ol + middle;
- else if (c > 0) first = middle + 1;
- else last = middle;
+ else if (c > 0) first = middle + 1;
+ else last = middle;
}
return NULL;
}
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));
}
uschar *inttype = US"";
uschar *sptr;
uschar *s = buffer;
-uschar *saved_condition, *strtemp;
uschar **str_target;
uschar name[64];
uschar name2[64];
/* Search the list for the given name. A non-existent name, or an option that
is set twice, is a disaster. */
-ol = find_option(name + offset, oltop, last);
-
-if (ol == NULL)
+if (!(ol = find_option(name + offset, oltop, last)))
{
if (unknown_txt == NULL) return FALSE;
log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN, CS unknown_txt, name);
control block and flags word. */
case opt_stringptr:
- if (data_block == NULL)
- str_target = (uschar **)(ol->value);
- else
- str_target = (uschar **)((uschar *)data_block + (long int)(ol->value));
+ str_target = data_block ? USS (US data_block + (long int)(ol->value))
+ : USS (ol->value);
if (ol->type & opt_rep_con)
{
+ uschar * saved_condition;
/* 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. */
- saved_condition = *str_target;
- strtemp = string_sprintf("${if and{{bool_lax{%s}}{bool_lax{%s}}}}",
- saved_condition, sptr);
- *str_target = string_copy_malloc(strtemp);
+ *str_target = string_copy_malloc( (saved_condition = *str_target)
+ ? string_sprintf("${if and{{bool_lax{%s}}{bool_lax{%s}}}}",
+ saved_condition, sptr)
+ : sptr);
/* 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
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_malloc(string_from_gstring(list_o));
}
else
{
break;
case opt_rewrite:
- if (data_block == NULL)
- *((uschar **)(ol->value)) = sptr;
+ if (data_block)
+ *USS (US data_block + (long int)(ol->value)) = sptr;
else
- *((uschar **)((uschar *)data_block + (long int)(ol->value))) = sptr;
+ *USS (ol->value) = sptr;
freesptr = FALSE;
if (type == opt_rewrite)
{
}
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 */
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)
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 and M. The different types affect output, not input. */
+ suffixes K, M and G. The different types affect output, not input. */
case opt_mkint:
case opt_int:
inttype, name);
if (errno != ERANGE)
- {
if (tolower(*endptr) == 'k')
{
if (lvalue > INT_MAX/1024 || lvalue < INT_MIN/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 || lvalue > INT_MAX || lvalue < INT_MIN)
log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN,
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;
- /* Integer held in K: again, allow octal and hex formats, and suffixes K and
- M. */
+ /* 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) */
case opt_Kint:
inttype, name);
if (errno != ERANGE)
- {
- if (tolower(*endptr) == 'm')
+ if (tolower(*endptr) == 'g')
{
- if (value > INT_MAX/1024 || value < INT_MIN/1024) errno = ERANGE;
- else value *= 1024;
+ if (value > INT_MAX/(1024*1024) || value < INT_MIN/(1024*1024))
+ errno = ERANGE;
+ else
+ value *= 1024*1024;
endptr++;
}
- else if (tolower(*endptr) == 'k')
+ 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++;
else
- {
value = (value + 512)/1024;
- }
- }
if (errno == ERANGE) log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN,
"absolute value of integer \"%s\" is too large (overflow)", s);
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;
/* Fixed-point number: held to 3 decimal places. */
if (value < 0) log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN,
"integer \"%s\" is too large (overflow)", s);
+ /* We get a coverity error here for using count, as it derived
+ from the tainted buffer pointed to by s, as parsed by sscanf().
+ By the definition of sscanf we must be accessing between start
+ and end of s (assuming it is nul-terminated...) so ignore the error. */
+ /* coverity[tainted_data] */
if (s[count] == '.')
{
int d = 100;
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++)
{
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 (!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);
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 & 1023) == 0) printf("%dM\n", x >> 10);
+ else printf("%dK\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 = ':';
+ int i;
+ uschar sep = no_labels ? '\0' : ' ';
+ for (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 = ':';
+ int i;
+ uschar sep = no_labels ? '\0' : ' ';
+ for (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 *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]));
+ 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;
}
+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;
macro_item *m;
int size = 0;
-if (type == NULL)
+if (!type)
{
if (*name == '+')
{
&hostlist_anchor, &localpartlist_anchor };
for (i = 0; i < 4; i++)
- {
- t = tree_search(*(anchors[i]), name+1);
- if (t != NULL)
+ 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)
+ 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;
- ol < optionlist_config + optionlist_config_size; ol++)
- {
- if ((ol->type & opt_hidden) == 0)
- print_ol(ol, US ol->name, NULL,
- optionlist_config, optionlist_config_size,
- no_labels);
- }
- return;
+ ol < optionlist_config + nelem(optionlist_config); ol++)
+ 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
+ return FALSE;
+#else
for (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;
+ 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, optionlist_config_size),
- name, NULL, optionlist_config, optionlist_config_size, no_labels);
- return;
- }
+ return print_ol(find_option(name,
+ optionlist_config, nelem(optionlist_config)),
+ name, NULL, optionlist_config, nelem(optionlist_config), no_labels);
}
/* Handle the options for a router or transport. Skip options that are flagged
if (!admin_user)
{
fprintf(stderr, "exim: permission denied\n");
- exit(EXIT_FAILURE);
+ return FALSE;
}
- for (m = macros; m != NULL; m = m->next)
- {
- if (name == NULL || Ustrcmp(name, m->name) == 0)
+ for (m = macros; m; m = m->next)
+ if (!name || Ustrcmp(name, m->name) == 0)
{
if (names_only)
printf("%s\n", CS m->name);
else
printf("%s=%s\n", CS m->name, CS m->replacement);
- if (name != NULL)
- return;
+ if (name)
+ return TRUE;
}
- }
- if (name != NULL)
- 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);
- }
+ if (!(ol->type & opt_hidden))
+ rc |= print_ol(ol, US ol->name, d, ol2, size, no_labels);
for (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;
}
exim_setugid(exim_uid, exim_gid, FALSE,
US"calling tls_validate_require_cipher");
- errmsg = tls_validate_require_cipher();
- if (errmsg)
- {
+ if ((errmsg = tls_validate_require_cipher()))
log_write(0, LOG_PANIC_DIE|LOG_CONFIG,
"tls_require_ciphers invalid: %s", errmsg);
- }
fflush(NULL);
_exit(0);
}
/* Loop through the possible file names */
-while((filename = string_nextinlist(&list, &sep, big_buffer, big_buffer_size))
- != NULL)
+while((filename = string_nextinlist(&list, &sep, big_buffer, big_buffer_size)))
{
/* Cut out all the fancy processing unless specifically wanted */
if (config_file != NULL || errno != ENOENT) break;
}
-/* Now, once we found and opened our configuration file, we change the directory
-to a safe place. Later we change to $spool_directory. */
-
-if (Uchdir("/") < 0)
- {
- perror("exim: chdir `/': ");
- exit(EXIT_FAILURE);
- }
-
/* On success, save the name for verification; config_filename is used when
logging configuration errors (it changes for .included files) whereas
config_main_filename is the name shown by -bP. Failure to open a configuration
file is a serious disaster. */
-if (config_file != NULL)
+if (config_file)
{
- uschar *p;
+ uschar *last_slash = Ustrrchr(filename, '/');
config_filename = config_main_filename = string_copy(filename);
- p = Ustrrchr(filename, '/');
- config_main_directory = p ? string_copyn(filename, p - filename)
- : string_copy(US".");
+ /* The config_main_directory we need for the $config_dir expansion.
+ config_main_filename we need for $config_file expansion.
+ And config_dir is the directory of the current configuration, used for
+ relative .includes. We do need to know it's name, as we change our working
+ directory later. */
+
+ if (filename[0] == '/')
+ config_main_directory = last_slash == filename ? US"/" : string_copyn(filename, last_slash - filename);
+ else
+ {
+ /* relative configuration file name: working dir + / + basename(filename) */
+
+ uschar buf[PATH_MAX];
+ gstring * g;
+
+ if (os_getcwd(buf, PATH_MAX) == NULL)
+ {
+ perror("exim: getcwd");
+ exit(EXIT_FAILURE);
+ }
+ g = string_cat(NULL, buf);
+
+ /* If the dir does not end with a "/", append one */
+ 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)
+ g = string_catn(g, filename, last_slash - filename);
+
+ config_main_directory = string_from_gstring(g);
+ }
+ config_directory = config_main_directory;
}
else
{
"configuration file %s", filename));
}
+/* Now, once we found and opened our configuration file, we change the directory
+to a safe place. Later we change to $spool_directory. */
+
+if (Uchdir("/") < 0)
+ {
+ perror("exim: chdir `/': ");
+ exit(EXIT_FAILURE);
+ }
+
/* 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). */
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,
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);
#ifdef SUPPORT_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_");
+ 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 */
"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
}
-
-if (!nowarn && (gnutls_require_kx || gnutls_require_mac || gnutls_require_proto))
- log_write(0, LOG_MAIN, "WARNING: main options"
- " gnutls_require_kx, gnutls_require_mac and gnutls_require_protocols"
- " are obsolete\n");
#endif /*SUPPORT_TLS*/
if (!nowarn && !keep_environment && environ && *environ)
driver_info *dd;
for (dd = drivers_available; dd->driver_name[0] != 0;
- dd = (driver_info *)(((uschar *)dd) + size_of_info))
+ dd = (driver_info *)((US dd) + size_of_info))
{
if (Ustrcmp(d->driver_name, dd->driver_name) == 0)
{
(d->info->init)(d);
d = NULL;
}
- read_macro_assignment(buffer);
+ if (!macro_read_assignment(buffer)) exim_exit(EXIT_FAILURE, US"");
continue;
}
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 "
auths_init(void)
{
auth_instance *au, *bu;
+
readconf_driver_init(US"authenticator",
(driver_instance **)(&auths), /* chain anchor */
(driver_info *)auths_available, /* available drivers */
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;
}
#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);
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)",
+ 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)
{
}
}
+#endif /*!MACRO_PREDEF*/
/* vi: aw ai sw=2
*/
/* End of readconf.c */
git://git.exim.org / exim.git / blobdiff