Add set and reset options to control environment variables for scripts.

[ppp.git] / pppd / pppd.h

diff --git a/pppd/pppd.h b/pppd/pppd.h
index ae38f67f1261e7d12daffe91eff3ea92dd4c85a4..936cc606f318f959dc21c135f5cab30f2a45a537 100644 (file)
--- a/pppd/pppd.h
+++ b/pppd/pppd.h
@@ -39,7 +39,7 @@
  * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  *
- * $Id: pppd.h,v 1.93 2008/06/03 12:06:37 paulus Exp $
+ * $Id: pppd.h,v 1.96 2008/06/23 11:47:18 paulus Exp $
  */
 
 /*
@@ -115,19 +115,19 @@ typedef struct {
 #define OPT_VALUE      0xff    /* mask for presupplied value */
 #define OPT_HEX                0x100   /* int option is in hex */
 #define OPT_NOARG      0x200   /* option doesn't take argument */
-#define OPT_OR         0x400   /* OR in argument to value */
-#define OPT_INC                0x800   /* increment value */
+#define OPT_OR         0x400   /* for u32, OR in argument to value */
+#define OPT_INC                0x400   /* for o_int, increment value */
 #define OPT_A2OR       0x800   /* for o_bool, OR arg to *(u_char *)addr2 */
 #define OPT_PRIV       0x1000  /* privileged option */
 #define OPT_STATIC     0x2000  /* string option goes into static array */
+#define OPT_NOINCR     0x2000  /* for o_int, value mustn't be increased */
 #define OPT_LLIMIT     0x4000  /* check value against lower limit */
 #define OPT_ULIMIT     0x8000  /* check value against upper limit */
 #define OPT_LIMITS     (OPT_LLIMIT|OPT_ULIMIT)
 #define OPT_ZEROOK     0x10000 /* 0 value is OK even if not within limits */
 #define OPT_HIDE       0x10000 /* for o_string, print value as ?????? */
-#define OPT_A2LIST     0x10000 /* for o_special, keep list of values */
-#define OPT_A2CLRB     0x10000 /* o_bool, clr val bits in *(u_char *)addr2 */
-#define OPT_NOINCR     0x20000 /* value mustn't be increased */
+#define OPT_A2LIST     0x20000 /* for o_special, keep list of values */
+#define OPT_A2CLRB     0x20000 /* o_bool, clr val bits in *(u_char *)addr2 */
 #define OPT_ZEROINF    0x40000 /* with OPT_NOINCR, 0 == infinity */
 #define OPT_PRIO       0x80000 /* process option priorities for this option */
 #define OPT_PRIOSUB    0x100000 /* subsidiary member of priority group */
@@ -139,7 +139,7 @@ typedef struct {
 #define OPT_INITONLY   0x4000000 /* option can only be set in init phase */
 #define OPT_DEVEQUIV   0x8000000 /* equiv to device name */
 #define OPT_DEVNAM     (OPT_INITONLY | OPT_DEVEQUIV)
-#define OPT_A2PRINTER  0x10000000 /* *addr2 is a fn for printing option */
+#define OPT_A2PRINTER  0x10000000 /* *addr2 printer_func to print option */
 #define OPT_A2STRVAL   0x20000000 /* *addr2 points to current string value */
 #define OPT_NOPRINT    0x40000000 /* don't print this option at all */
 
@@ -199,6 +199,7 @@ struct epdisc {
 #define EPD_PHONENUM   5
 
 typedef void (*notify_func) __P((void *, int));
+typedef void (*printer_func) __P((void *, char *, ...));
 
 struct notifier {
     struct notifier *next;
@@ -406,8 +407,7 @@ struct protent {
     /* Close the protocol */
     void (*close) __P((int unit, char *reason));
     /* Print a packet in readable form */
-    int  (*printpkt) __P((u_char *pkt, int len,
-                         void (*printer) __P((void *, char *, ...)),
+    int  (*printpkt) __P((u_char *pkt, int len, printer_func printer,
                          void *arg));
     /* Process a received data packet */
     void (*datainput) __P((int unit, u_char *pkt, int len));
@@ -460,6 +460,21 @@ struct channel {
 
 extern struct channel *the_channel;
 
+/*
+ * This structure contains environment variables that are set or unset
+ * by the user.
+ */
+struct userenv {
+       struct userenv *ue_next;
+       char *ue_value;         /* value (set only) */
+       bool ue_isset;          /* 1 for set, 0 for unset */
+       bool ue_priv;           /* from privileged source */
+       const char *ue_source;  /* source name */
+       char ue_name[1];        /* variable name */
+};
+
+extern struct userenv *userenv_list;
+
 /*
  * Prototypes.
  */
@@ -474,7 +489,7 @@ void timeout __P((void (*func)(void *), void *arg, int s, int us));
                                /* Call func(arg) after s.us seconds */
 void untimeout __P((void (*func)(void *), void *arg));
                                /* Cancel call to func(arg) */
-void record_child __P((int, char *, void (*) (void *), void *));
+void record_child __P((int, char *, void (*) (void *), void *, int));
 pid_t safe_fork __P((int, int, int));  /* Fork & close stuff in child */
 int  device_script __P((char *cmd, int in, int out, int dont_wait));
                                /* Run `cmd' with given stdin and stdout */
@@ -504,8 +519,8 @@ void tty_init __P((void));
 /* Procedures exported from utils.c. */
 void log_packet __P((u_char *, int, char *, int));
                                /* Format a packet and log it with syslog */
-void print_string __P((char *, int,  void (*) (void *, char *, ...),
-               void *));       /* Format a string for output */
+void print_string __P((char *, int,  printer_func, void *));
+                               /* Format a string for output */
 int slprintf __P((char *, int, char *, ...));          /* sprintf++ */
 int vslprintf __P((char *, int, char *, va_list));     /* vsprintf++ */
 size_t strlcpy __P((char *, const char *, size_t));    /* safe strcpy */
@@ -691,7 +706,7 @@ void add_options __P((option_t *)); /* Add extra options */
 void check_options __P((void));        /* check values after all options parsed */
 int  override_value __P((const char *, int, const char *));
                                /* override value if permitted by priority */
-void print_options __P((void (*) __P((void *, char *, ...)), void *));
+void print_options __P((printer_func, void *));
                                /* print out values of all options */
 
 int parse_dotted_ip __P((char *, u_int32_t *));
@@ -715,6 +730,7 @@ extern void (*ip_choose_hook) __P((u_int32_t *));
 
 extern int (*chap_check_hook) __P((void));
 extern int (*chap_passwd_hook) __P((char *user, char *passwd));
+extern void (*multilink_join_hook) __P((void));
 
 /* Let a plugin snoop sent and received packets.  Useful for L2TP */
 extern void (*snoop_recv_hook) __P((unsigned char *p, int len));