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