to avoid having a lot of tiddly little headers with only a couple of lines in
them. However, some functions that are used (or not used) by utility programs
are in in fact in separate headers. */
+#ifndef _FUNCTIONS_H_
+#define _FUNCTIONS_H_
#ifdef EXIM_PERL
extern uschar * tls_cert_fprt_sha1(void *);
extern uschar * tls_cert_fprt_sha256(void *);
-extern int tls_client_start(int, host_item *, address_item *,
- transport_instance *,
-# ifdef SUPPORT_DANE
- dns_answer *,
-# endif
- uschar **);
-extern void tls_close(BOOL, int);
+extern BOOL tls_client_start(client_conn_ctx *, smtp_connect_args *,
+ void *, tls_support *, uschar **);
+
+extern void tls_close(void *, int);
extern BOOL tls_could_read(void);
extern int tls_export_cert(uschar *, size_t, void *);
extern int tls_feof(void);
extern uschar *tls_getbuf(unsigned *);
extern void tls_get_cache(void);
extern int tls_import_cert(const uschar *, void **);
-extern int tls_read(BOOL, uschar *, size_t);
+extern int tls_read(void *, uschar *, size_t);
extern int tls_server_start(const uschar *, uschar **);
extern BOOL tls_smtp_buffered(void);
extern int tls_ungetc(int);
-extern int tls_write(BOOL, const uschar *, size_t, BOOL);
+extern int tls_write(void *, const uschar *, size_t, BOOL);
extern uschar *tls_validate_require_cipher(void);
extern void tls_version_report(FILE *);
# ifndef USE_GNUTLS
extern gstring *arc_sign(const uschar *, gstring *, uschar **);
extern void arc_sign_init(void);
extern const uschar *acl_verify_arc(void);
+extern uschar * fn_arc_domains(void);
#endif
extern void assert_no_variables(void *, int, const char *, int);
const uschar *, const uschar *, uschar **);
extern int auth_check_serv_cond(auth_instance *);
extern int auth_check_some_cond(auth_instance *, uschar *, uschar *, int);
+extern int auth_client_item(void *, auth_instance *, const uschar **,
+ unsigned, int, uschar *, int);
-extern int auth_get_data(uschar **, uschar *, int);
+extern int auth_get_data(uschar **, const uschar *, int);
extern int auth_get_no64_data(uschar **, uschar *);
+extern int auth_prompt(const uschar *);
+extern int auth_read_input(const uschar *);
extern void auth_show_supported(FILE *);
extern uschar *auth_xtextencode(uschar *, int);
extern int auth_xtextdecode(uschar *, uschar **);
extern gstring *authres_spf(gstring *);
#endif
-extern uschar *b64encode(uschar *, int);
+extern uschar *b64encode(const uschar *, int);
extern int b64decode(const uschar *, uschar **);
extern int bdat_getc(unsigned);
extern uschar *bdat_getbuf(unsigned *);
extern uschar *event_raise(uschar *, const uschar *, uschar *);
extern void msg_event_raise(const uschar *, const address_item *);
#endif
+
+extern int exim_chown_failure(int, const uschar*, uid_t, gid_t);
extern const uschar * exim_errstr(int);
extern void exim_exit(int, const uschar *);
extern void exim_nullstd(void);
extern void gstring_reset_unused(gstring *);
extern void header_add(int, const char *, ...);
+extern header_line *header_add_at_position_internal(BOOL, uschar *, BOOL, int, const char *, ...);
extern int header_checkname(header_line *, BOOL);
extern BOOL header_match(uschar *, BOOL, BOOL, string_item *, int, ...);
extern int host_address_extract_port(uschar *);
int, host_item *, uschar **, const blob *);
extern int ip_get_address_family(int);
extern void ip_keepalive(int, const uschar *, BOOL);
-extern int ip_recv(int, uschar *, int, int);
+extern int ip_recv(client_conn_ctx *, uschar *, int, int);
extern int ip_socket(int, int);
extern int ip_tcpsocket(const uschar *, uschar **, int);
extern BOOL moan_skipped_syntax_errors(uschar *, error_block *, uschar *,
BOOL, uschar *);
extern void moan_smtp_batch(uschar *, const char *, ...) PRINTF_FUNCTION(2,3);
+extern BOOL moan_send_message(uschar *, int, error_block *eblock,
+ header_line *, FILE *, uschar *);
extern void moan_tell_someone(uschar *, address_item *,
const uschar *, const char *, ...) PRINTF_FUNCTION(4,5);
extern BOOL moan_to_sender(int, error_block *, header_line *, FILE *, BOOL);
extern void queue_run(uschar *, uschar *, BOOL);
extern int random_number(int);
+extern const uschar *rc_to_string(int);
extern int rda_interpret(redirect_block *, int, uschar *, uschar *,
uschar *, uschar *, uschar *, ugid_block *, address_item **,
uschar **, error_block **, int *, uschar *);
extern BOOL receive_check_fs(int);
extern BOOL receive_check_set_sender(uschar *);
extern BOOL receive_msg(BOOL);
-extern int receive_statvfs(BOOL, int *);
+extern int_eximarith_t receive_statvfs(BOOL, int *);
extern void receive_swallow_smtp(void);
#ifdef WITH_CONTENT_SCAN
extern int regex(const uschar **);
extern void smtp_data_timeout_exit(void);
extern void smtp_data_sigint_exit(void);
extern uschar *smtp_cmd_hist(void);
-extern int smtp_connect(host_item *, int, uschar *, int,
- transport_instance *);
+extern int smtp_connect(smtp_connect_args *, const blob *);
extern int smtp_sock_connect(host_item *, int, int, uschar *,
transport_instance * tb, int, const blob *);
extern int smtp_feof(void);
extern int smtp_handle_acl_fail(int, int, uschar *, uschar *);
extern void smtp_log_no_mail(void);
extern void smtp_message_code(uschar **, int *, uschar **, uschar **, BOOL);
-extern void smtp_proxy_tls(uschar *, size_t, int *, int);
-extern BOOL smtp_read_response(smtp_inblock *, uschar *, int, int, int);
+extern void smtp_proxy_tls(void *, uschar *, size_t, int *, int);
+extern BOOL smtp_read_response(void *, uschar *, int, int, int);
extern void smtp_reset(void *);
extern void smtp_respond(uschar *, int, BOOL, uschar *);
extern void smtp_notquit_exit(uschar *, uschar *, uschar *, ...);
extern BOOL smtp_start_session(void);
extern int smtp_ungetc(int);
extern BOOL smtp_verify_helo(void);
-extern int smtp_write_command(smtp_outblock *, int, const char *, ...) PRINTF_FUNCTION(3,4);
+extern int smtp_write_command(void *, int, const char *, ...) PRINTF_FUNCTION(3,4);
#ifdef WITH_CONTENT_SCAN
extern int spam(const uschar **);
extern FILE *spool_mbox(unsigned long *, const uschar *, uschar **);
extern gstring *string_append(gstring *, int, ...) WARN_UNUSED_RESULT;
extern gstring *string_append_listele(gstring *, uschar, const uschar *) WARN_UNUSED_RESULT;
extern gstring *string_append_listele_n(gstring *, uschar, const uschar *, unsigned) WARN_UNUSED_RESULT;
+extern gstring *string_append2_listele_n(gstring *, const uschar *, const uschar *, unsigned) WARN_UNUSED_RESULT;
extern uschar *string_base62(unsigned long int);
extern gstring *string_cat (gstring *, const uschar * ) WARN_UNUSED_RESULT;
extern gstring *string_catn(gstring *, const uschar *, int) WARN_UNUSED_RESULT;
extern uschar *string_copylc(const uschar *);
extern uschar *string_copynlc(uschar *, int);
extern uschar *string_dequote(const uschar **);
+extern gstring *string_fmt_append(gstring *, const char *, ...) ALMOST_PRINTF(2,3);
extern BOOL string_format(uschar *, int, const char *, ...) ALMOST_PRINTF(3,4);
extern uschar *string_format_size(int, uschar *);
extern uschar *string_from_gstring(gstring *);
extern uschar *string_localpart_alabel_to_utf8(const uschar *, uschar **);
extern uschar *string_localpart_utf8_to_alabel(const uschar *, uschar **);
#endif
-extern BOOL string_vformat(uschar *, int, const char *, va_list);
+extern gstring *string_vformat(gstring *, BOOL, const char *, va_list);
extern int strcmpic(const uschar *, const uschar *);
extern int strncmpic(const uschar *, const uschar *, int);
extern uschar *strstric(uschar *, uschar *, BOOL);
extern int verify_check_headers(uschar **);
extern int verify_check_header_names_ascii(uschar **);
extern int verify_check_host(uschar **);
-extern int verify_check_notblind(void);
-extern int verify_check_given_host(uschar **, host_item *);
+extern int verify_check_notblind(BOOL);
+extern int verify_check_given_host(const uschar **, const host_item *);
extern int verify_check_this_host(const uschar **, unsigned int *,
const uschar*, const uschar *, const uschar **);
extern address_item *verify_checked_sender(uschar *);
extern ssize_t write_to_fd_buf(int, const uschar *, size_t);
+/* exim_chown - in some NFSv4 setups *seemes* to be an issue with
+chown(<exim-uid>, <exim-gid>).
+
+Probably because the idmapping is broken, misconfigured or set up in
+an unusal way. (see Bug 2931). As I'm not sure, if this was a single
+case of misconfiguration, or if there are more such broken systems
+out, I try to impose as least impact as possible and for now just write
+a panic log entry pointing to the bug report. You're encouraged to
+contact the developers, if you experience this issue.
+
+fd the file descriptor (or -1 if not valid)
+name the file name for error messages or for file operations,
+ if fd is < 0
+owner the owner
+group the group
+
+returns 0 on success, -1 on failure */
+
+static inline int
+exim_fchown(int fd, uid_t owner, gid_t group, const uschar *name)
+{
+return fchown(fd, owner, group)
+ ? exim_chown_failure(fd, name, owner, group) : 0;
+}
+
+static inline int
+exim_chown(const uschar *name, uid_t owner, gid_t group)
+{
+return chown(CCS name, owner, group)
+ ? exim_chown_failure(-1, name, owner, group) : 0;
+}
+
+#endif /* _FUNCTIONS_H_ */
+
/* vi: aw
*/
/* End of functions.h */