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 void * tls_client_start(int, host_item *, address_item *,
- transport_instance *,
-# ifdef SUPPORT_DANE
- dns_answer *,
-# endif
- tls_support *, uschar **);
+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 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 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 *);
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 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_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 ssize_t write_to_fd_buf(int, const uschar *, size_t);
+#ifndef MACRO_PREDEF
+/* 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 /* !MACRO_PREDEF */
+
+#endif /* _FUNCTIONS_H_ */
+
/* vi: aw
*/
/* End of functions.h */