diff options
Diffstat (limited to 'usr/src/cmd/tcpd/tcpd.h.org')
| -rw-r--r-- | usr/src/cmd/tcpd/tcpd.h.org | 219 |
1 files changed, 0 insertions, 219 deletions
diff --git a/usr/src/cmd/tcpd/tcpd.h.org b/usr/src/cmd/tcpd/tcpd.h.org deleted file mode 100644 index 3eecc91159..0000000000 --- a/usr/src/cmd/tcpd/tcpd.h.org +++ /dev/null @@ -1,219 +0,0 @@ - /* - * @(#) tcpd.h 1.5 96/03/19 16:22:24 - * - * Author: Wietse Venema, Eindhoven University of Technology, The Netherlands. - */ - -/* Structure to describe one communications endpoint. */ - -#define STRING_LENGTH 128 /* hosts, users, processes */ - -struct host_info { - char name[STRING_LENGTH]; /* access via eval_hostname(host) */ - char addr[STRING_LENGTH]; /* access via eval_hostaddr(host) */ - struct sockaddr_in *sin; /* socket address or 0 */ - struct t_unitdata *unit; /* TLI transport address or 0 */ - struct request_info *request; /* for shared information */ -}; - -/* Structure to describe what we know about a service request. */ - -struct request_info { - int fd; /* socket handle */ - char user[STRING_LENGTH]; /* access via eval_user(request) */ - char daemon[STRING_LENGTH]; /* access via eval_daemon(request) */ - char pid[10]; /* access via eval_pid(request) */ - struct host_info client[1]; /* client endpoint info */ - struct host_info server[1]; /* server endpoint info */ - void (*sink) (); /* datagram sink function or 0 */ - void (*hostname) (); /* address to printable hostname */ - void (*hostaddr) (); /* address to printable address */ - void (*cleanup) (); /* cleanup function or 0 */ - struct netconfig *config; /* netdir handle */ -}; - -/* Common string operations. Less clutter should be more readable. */ - -#define STRN_CPY(d,s,l) { strncpy((d),(s),(l)); (d)[(l)-1] = 0; } - -#define STRN_EQ(x,y,l) (strncasecmp((x),(y),(l)) == 0) -#define STRN_NE(x,y,l) (strncasecmp((x),(y),(l)) != 0) -#define STR_EQ(x,y) (strcasecmp((x),(y)) == 0) -#define STR_NE(x,y) (strcasecmp((x),(y)) != 0) - - /* - * Initially, all above strings have the empty value. Information that - * cannot be determined at runtime is set to "unknown", so that we can - * distinguish between `unavailable' and `not yet looked up'. A hostname - * that we do not believe in is set to "paranoid". - */ - -#define STRING_UNKNOWN "unknown" /* lookup failed */ -#define STRING_PARANOID "paranoid" /* hostname conflict */ - -extern char unknown[]; -extern char paranoid[]; - -#define HOSTNAME_KNOWN(s) (STR_NE((s),unknown) && STR_NE((s),paranoid)) - -#define NOT_INADDR(s) (s[strspn(s,"01234567890./")] != 0) - -/* Global functions. */ - -#if defined(TLI) || defined(PTX) || defined(TLI_SEQUENT) -extern void fromhost(); /* get/validate client host info */ -#else -#define fromhost sock_host /* no TLI support needed */ -#endif - -extern int hosts_access(); /* access control */ -extern void shell_cmd(); /* execute shell command */ -extern char *percent_x(); /* do %<char> expansion */ -extern void rfc931(); /* client name from RFC 931 daemon */ -extern void clean_exit(); /* clean up and exit */ -extern void refuse(); /* clean up and exit */ -extern char *xgets(); /* fgets() on steroids */ -extern char *split_at(); /* strchr() and split */ -extern unsigned long dot_quad_addr(); /* restricted inet_addr() */ - -/* Global variables. */ - -extern int allow_severity; /* for connection logging */ -extern int deny_severity; /* for connection logging */ -extern char *hosts_allow_table; /* for verification mode redirection */ -extern char *hosts_deny_table; /* for verification mode redirection */ -extern int hosts_access_verbose; /* for verbose matching mode */ -extern int rfc931_timeout; /* user lookup timeout */ -extern int resident; /* > 0 if resident process */ - - /* - * Routines for controlled initialization and update of request structure - * attributes. Each attribute has its own key. - */ - -#ifdef __STDC__ -extern struct request_info *request_init(struct request_info *,...); -extern struct request_info *request_set(struct request_info *,...); -#else -extern struct request_info *request_init(); /* initialize request */ -extern struct request_info *request_set(); /* update request structure */ -#endif - -#define RQ_FILE 1 /* file descriptor */ -#define RQ_DAEMON 2 /* server process (argv[0]) */ -#define RQ_USER 3 /* client user name */ -#define RQ_CLIENT_NAME 4 /* client host name */ -#define RQ_CLIENT_ADDR 5 /* client host address */ -#define RQ_CLIENT_SIN 6 /* client endpoint (internal) */ -#define RQ_SERVER_NAME 7 /* server host name */ -#define RQ_SERVER_ADDR 8 /* server host address */ -#define RQ_SERVER_SIN 9 /* server endpoint (internal) */ - - /* - * Routines for delayed evaluation of request attributes. Each attribute - * type has its own access method. The trivial ones are implemented by - * macros. The other ones are wrappers around the transport-specific host - * name, address, and client user lookup methods. The request_info and - * host_info structures serve as caches for the lookup results. - */ - -extern char *eval_user(); /* client user */ -extern char *eval_hostname(); /* printable hostname */ -extern char *eval_hostaddr(); /* printable host address */ -extern char *eval_hostinfo(); /* host name or address */ -extern char *eval_client(); /* whatever is available */ -extern char *eval_server(); /* whatever is available */ -#define eval_daemon(r) ((r)->daemon) /* daemon process name */ -#define eval_pid(r) ((r)->pid) /* process id */ - -/* Socket-specific methods, including DNS hostname lookups. */ - -extern void sock_host(); /* look up endpoint addresses */ -extern void sock_hostname(); /* translate address to hostname */ -extern void sock_hostaddr(); /* address to printable address */ -#define sock_methods(r) \ - { (r)->hostname = sock_hostname; (r)->hostaddr = sock_hostaddr; } - -/* The System V Transport-Level Interface (TLI) interface. */ - -#if defined(TLI) || defined(PTX) || defined(TLI_SEQUENT) -extern void tli_host(); /* look up endpoint addresses etc. */ -#endif - - /* - * Problem reporting interface. Additional file/line context is reported - * when available. The jump buffer (tcpd_buf) is not declared here, or - * everyone would have to include <setjmp.h>. - */ - -#ifdef __STDC__ -extern void tcpd_warn(char *, ...); /* report problem and proceed */ -extern void tcpd_jump(char *, ...); /* report problem and jump */ -#else -extern void tcpd_warn(); -extern void tcpd_jump(); -#endif - -struct tcpd_context { - char *file; /* current file */ - int line; /* current line */ -}; -extern struct tcpd_context tcpd_context; - - /* - * While processing access control rules, error conditions are handled by - * jumping back into the hosts_access() routine. This is cleaner than - * checking the return value of each and every silly little function. The - * (-1) returns are here because zero is already taken by longjmp(). - */ - -#define AC_PERMIT 1 /* permit access */ -#define AC_DENY (-1) /* deny_access */ -#define AC_ERROR AC_DENY /* XXX */ - - /* - * In verification mode an option function should just say what it would do, - * instead of really doing it. An option function that would not return - * should clear the dry_run flag to inform the caller of this unusual - * behavior. - */ - -extern void process_options(); /* execute options */ -extern int dry_run; /* verification flag */ - -/* Bug workarounds. */ - -#ifdef INET_ADDR_BUG /* inet_addr() returns struct */ -#define inet_addr fix_inet_addr -extern long fix_inet_addr(); -#endif - -#ifdef BROKEN_FGETS /* partial reads from sockets */ -#define fgets fix_fgets -extern char *fix_fgets(); -#endif - -#ifdef RECVFROM_BUG /* no address family info */ -#define recvfrom fix_recvfrom -extern int fix_recvfrom(); -#endif - -#ifdef GETPEERNAME_BUG /* claims success with UDP */ -#define getpeername fix_getpeername -extern int fix_getpeername(); -#endif - -#ifdef SOLARIS_24_GETHOSTBYNAME_BUG /* lists addresses as aliases */ -#define gethostbyname fix_gethostbyname -extern struct hostent *fix_gethostbyname(); -#endif - -#ifdef USE_STRSEP /* libc calls strtok() */ -#define strtok fix_strtok -extern char *fix_strtok(); -#endif - -#ifdef LIBC_CALLS_STRTOK /* libc calls strtok() */ -#define strtok my_strtok -extern char *my_strtok(); -#endif |