1 files changed, 147 insertions, 0 deletions
diff --git a/kppp/opener.h b/kppp/opener.h
new file mode 100644
index 00000000..812ec9ba
--- /dev/null
+++ b/kppp/opener.h
@@ -0,0 +1,147 @@
+#ifndef _FILEOPENER_H_
+#define _FILEOPENER_H_
+
+#define DEVNULL "/dev/null"
+
+// workaround for bug in glibc on RedHat 5.0 and Debian 2.1
+#if defined(__GLIBC__) && (__GLIBC__ == 2 && __GLIBC_MINOR__ == 0 && defined(__linux__))
+# define MY_SCM_RIGHTS 1
+#else
+# define MY_SCM_RIGHTS SCM_RIGHTS
+#endif
+
+// ### add by bhughes - FreeBSD defines 'BSD' in sys/param.h
+#include <sys/param.h>
+
+#if defined(BSD) || defined(__svr4__)
+# define IOV_BASE_CAST (char *)
+#else
+# define IOV_BASE_CAST (void *)
+#endif
+
+const char *pppdPath();
+
+class Opener {
+
+public:
+  Opener(int);
+  ~Opener();
+
+  enum { OpenDevice = 1,
+         OpenLock, RemoveLock,
+         OpenResolv,
+         OpenSysLog,
+         SetSecret, RemoveSecret,
+         SetHostname,
+         ExecPPPDaemon, KillPPPDaemon,
+	 PPPDExitStatus,
+         Stop };
+  enum Auth { PAP = 1, CHAP };
+  enum { MaxPathLen = 30, MaxStrLen = 40, MaxArgs = 100 };
+
+private:
+  enum { Original=0x100, New=0x200, Old=0x400 } Version;
+  void mainLoop();
+  int sendFD(int ttyfd, struct ResponseHeader *response);
+  int sendResponse(struct ResponseHeader *response);
+  const char *deviceByIndex(int idx);
+  bool createAuthFile(Auth method, char *username, char *password);
+  bool removeAuthFile(Auth method);
+  const char* authFile(Auth method, int version = Original);
+  bool execpppd(const char *arguments);
+  bool killpppd()const;
+  void parseargs(char* buf, char** args);
+
+  int socket;
+  int ttyfd;
+  char lockfile[MaxPathLen+1];
+};
+
+
+struct RequestHeader {
+  int	type;
+  int	len;
+  //  int   id;     // TODO: Use a transmission id and check whether
+                    //       response matches request
+};
+
+struct ResponseHeader {
+  int	status; /* 0 or errno */
+  //  int   id;
+};
+
+struct OpenModemRequest {
+  struct RequestHeader header;
+  int    deviceNum;
+};
+
+struct RemoveLockRequest {
+  struct RequestHeader header;
+};
+
+struct OpenLockRequest {
+  struct RequestHeader header;
+  int    deviceNum;
+  int    flags;
+};
+
+struct OpenResolvRequest {
+  struct RequestHeader header;
+  int    flags;
+};
+
+struct OpenLogRequest {
+  struct RequestHeader header;
+};
+
+struct SetSecretRequest {
+  struct RequestHeader header;
+  Opener::Auth method;   // PAP or CHAP
+  char   username[Opener::MaxStrLen+1];
+  char   password[Opener::MaxStrLen+1];
+};
+
+struct RemoveSecretRequest {
+  struct RequestHeader header;
+  Opener::Auth method;   // PAP or CHAP
+};
+
+struct SetHostnameRequest {
+  struct RequestHeader header;
+  char   name[Opener::MaxStrLen+1];
+};
+
+struct ExecDaemonRequest {
+  struct RequestHeader header;
+  char   arguments[MAX_CMDLEN+1];
+};
+
+struct KillDaemonRequest {
+  struct RequestHeader header;
+};
+
+struct PPPDExitStatusRequest {
+  struct RequestHeader header;
+};
+
+struct StopRequest {
+  struct RequestHeader header;
+};
+
+union AllRequests {
+  struct RequestHeader header;
+  struct OpenModemRequest  modem;
+  struct OpenLockRequest lock;
+  struct RemoveLockRequest unlock;
+  struct OpenResolvRequest resolv;
+  struct SetSecretRequest secret;
+  struct RemoveSecretRequest remove;
+  struct SetHostnameRequest host;
+  struct OpenLogRequest log;
+  struct ExecDaemonRequest daemon;
+  struct ExecDaemonRequest kill;
+  struct PPPDExitStatusRequest status;
+  struct StopRequest stop;
+};
+
+#endif