[catagits/fcgi2.git] / perl / FCGI.PL

use Config;

open OUT, ">FCGI.xs";

print "Generating FCGI.xs for Perl version $]\n";
#unless (exists $Config{apiversion} && $Config{apiversion} >= 5.005) 
unless ($] >= 5.005) {
    for (qw(sv_undef diehook warnhook in_eval)) {
	print OUT "#define PL_$_ $_\n" 
    }
}
print OUT while <DATA>;
close OUT;
__END__
/* $Id: FCGI.PL,v 1.5 1999/07/28 19:23:08 skimo Exp $ */

#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"

#include "fcgiapp.h"

#ifndef FALSE
#define FALSE (0)
#endif

#ifndef TRUE
#define TRUE  (1)
#endif

#ifdef WIN32
#define environ _environ
#endif

extern char **environ;

#ifdef USE_SFIO
typedef struct
{
    Sfdisc_t	disc;
    FCGX_Stream	*stream;
} FCGI_Disc;

static ssize_t
sffcgiread(f, buf, n, disc)
Sfio_t*		f;      /* stream involved */
Void_t*		buf;    /* buffer to read into */
size_t		n;      /* number of bytes to read */
Sfdisc_t*	disc;   /* discipline */
{
    return FCGX_GetStr(buf, n, ((FCGI_Disc *)disc)->stream);
}

static ssize_t
sffcgiwrite(f, buf, n, disc)
Sfio_t*		f;      /* stream involved */
const Void_t*	buf;    /* buffer to read into */
size_t		n;      /* number of bytes to read */
Sfdisc_t*	disc;   /* discipline */
{
    n = FCGX_PutStr(buf, n, ((FCGI_Disc *)disc)->stream);
    FCGX_FFlush(((FCGI_Disc *)disc)->stream);
    return n;
}

Sfdisc_t *
sfdcnewfcgi(stream)
	FCGX_Stream *stream;
{
    FCGI_Disc*	disc;

    New(1000,disc,1,FCGI_Disc);
    if (!disc) return (Sfdisc_t *)disc;

    disc->disc.exceptf = (Sfexcept_f)NULL;
    disc->disc.seekf = (Sfseek_f)NULL;
    disc->disc.readf = sffcgiread;
    disc->disc.writef = sffcgiwrite;
    disc->stream = stream;
    return (Sfdisc_t *)disc;
}

Sfdisc_t *
sfdcdelfcgi(disc)
    Sfdisc_t*	disc;
{
    Safefree(disc);
    return 0;
}
#endif

static int isCGI = -1; /* -1: not checked; 0: FCGI; 1: FCGI */

static FCGX_Request global_fcgx_request;

typedef struct FCGP_Request {
    int		    compat;
    int		    acceptCalled;
    int		    finishCalled;
    SV*		    svin;
    SV*		    svout;
    SV*		    sverr;
    GV*		    gv[3];
    FCGX_Stream*    in;
    FCGX_ParamArray envp;
    FCGX_Request*   requestPtr;
} FCGP_Request;

static FCGP_Request global_request;
static SV*	    global_sverr;

static int 
FCGI_Flush(FCGP_Request* request)
{
    if(!request->acceptCalled || isCGI) {
	return;
    }
#ifdef USE_SFIO
    sfsync(IoIFP(GvIOp(request->gv[1])));
    sfsync(IoIFP(GvIOp(request->gv[2])));
#else
    FCGX_FFlush((FCGX_Stream *) SvIV((SV*) SvRV(request->svout)));
    FCGX_FFlush((FCGX_Stream *) SvIV((SV*) SvRV(request->sverr)));
#endif
}

static int 
FCGI_Accept(FCGP_Request* request)
{
    if(isCGI == -1) {
        /*
         * First call to FCGI_Accept.  Is application running
         * as FastCGI or as CGI?
         */
        isCGI = FCGX_IsCGI();
    } else if(isCGI) {
        /*
         * Not first call to FCGI_Accept and running as CGI means
         * application is done.
         */
        return(EOF);
    } 
    if(request->acceptCalled && !request->finishCalled) {
#ifdef USE_SFIO
	sfdcdelfcgi(sfdisc(IoIFP(GvIOp(request->gv[0])), SF_POPDISC));
	sfdcdelfcgi(sfdisc(IoIFP(GvIOp(request->gv[1])), SF_POPDISC));
	sfdcdelfcgi(sfdisc(IoIFP(GvIOp(request->gv[2])), SF_POPDISC));
#else
	FCGI_Flush(request);
#endif
    }
    if(!isCGI) {
	FCGX_Stream *out, *error;
        int acceptResult = FCGX_Accept_r(&request->in, &out, &error, 
					 &request->envp,
				         request->requestPtr);
        if(acceptResult < 0) {
            return acceptResult;
        }
#ifdef USE_SFIO
        sfdisc(IoIFP(GvIOp(request->gv[0])), sfdcnewfcgi(request->in));
        sfdisc(IoIFP(GvIOp(request->gv[1])), sfdcnewfcgi(out));
        sfdisc(IoIFP(GvIOp(request->gv[2])), sfdcnewfcgi(error));
#else
	if (!request->svout) {
	    newSVrv(request->svout = newSV(0), "FCGI::Stream");
	    sv_magic((SV *)request->gv[1], request->svout, 'q', Nullch, 0);
	    newSVrv(request->sverr = newSV(0), "FCGI::Stream");
	    sv_magic((SV *)request->gv[2], request->sverr, 'q', Nullch, 0);
	    newSVrv(request->svin = newSV(0), "FCGI::Stream");
	    sv_magic((SV *)request->gv[0], request->svin, 'q', Nullch, 0);
	}
	sv_setiv(SvRV(request->svout), (IV) out);
	sv_setiv(SvRV(request->sverr), (IV) error);
	sv_setiv(SvRV(request->svin), (IV) request->in);

	if (request->compat) {
	    global_sverr = request->sverr;
	    if (PL_warnhook) SvREFCNT_dec(PL_warnhook);
	    PL_warnhook = SvREFCNT_inc(GvCV(gv_fetchmethod(Nullhv, "FCGI::WARN")));
	    if (PL_diehook) SvREFCNT_dec(PL_diehook);
	    PL_diehook = SvREFCNT_inc(GvCV(gv_fetchmethod(Nullhv, "FCGI::DIE")));
	}
#endif
	request->finishCalled = FALSE;
    }
    request->acceptCalled = TRUE;
    return 0;
}

static void 
FCGI_Finish(FCGP_Request* request)
{
    if(!request->acceptCalled || isCGI) {
	return;
    }
    if (request->compat) {
#ifdef USE_SFIO
	sfdcdelfcgi(sfdisc(IoIFP(GvIOp(request->gv[0])), SF_POPDISC));
	sfdcdelfcgi(sfdisc(IoIFP(GvIOp(request->gv[1])), SF_POPDISC));
	sfdcdelfcgi(sfdisc(IoIFP(GvIOp(request->gv[2])), SF_POPDISC));
#else
	FCGI_Flush(request);
#endif
    }
    request->in = NULL;
    FCGX_Finish_r(request->requestPtr);
    request->finishCalled = TRUE;
#ifndef USE_SFIO
    if (request->compat) {
	if (PL_warnhook == (SV*)GvCV(gv_fetchmethod(Nullhv, "FCGI::WARN"))) {
	    SvREFCNT_dec(PL_warnhook);
	    PL_warnhook = Nullsv;
	}
	if (PL_diehook == (SV*)GvCV(gv_fetchmethod(Nullhv, "FCGI::DIE"))) {
	    SvREFCNT_dec(PL_diehook);
	    PL_diehook = Nullsv;
	}
    }
#endif
}

static int 
FCGI_StartFilterData(FCGP_Request* request)
{
    return request->in ? FCGX_StartFilterData(request->in) : -1;
}

static void
FCGI_SetExitStatus(FCGP_Request* request, int status)
{
    if (request->in) FCGX_SetExitStatus(status, request->in);
}

static FCGP_Request *
FCGI_Request()
{
    FCGX_Request* fcgx_req;
    FCGP_Request* req;

    Newz(551, fcgx_req, 1, FCGX_Request);
    Newz(551, req, 1, FCGP_Request);
    req->requestPtr = fcgx_req;

    return req;
}

static void
FCGI_Release_Request(FCGP_Request *req)
{
    Safefree(req->requestPtr);
    Safefree(req);
}

/*
 * For each variable in the array envp, either set or unset it
 * in the global hash %ENV.
 */
static void
DoPerlEnv(envp, set)
char **envp;
int set;
{
    int i;
    char *p, *p1;
    HV   *hv;
    SV   *sv;
    hv = perl_get_hv("ENV", TRUE);

    if (!set)
	perl_eval_pv("%ENV = %FCGI::ENV", 0);
    else {
	perl_eval_pv("%FCGI::ENV = %ENV", 0);
	for(i = 0; ; i++) {
	    if((p = envp[i]) == NULL) {
		break;
	    }
	    p1 = strchr(p, '=');
	    assert(p1 != NULL);
	    sv = newSVpv(p1 + 1, 0);
	    /* call magic for this value ourselves */
	    hv_store(hv, p, p1 - p, sv, 0);
	    SvSETMAGIC(sv);
	}
    }
}

#define REQUEST_ARG(arg,request) \
	if (sv_isa(ST(arg), "FCGI")) { \
	    request = (FCGP_Request*) SvIV((SV*)SvRV(ST(arg))); \
	} else \
	    croak("request is not of type FCGI")

typedef FCGX_Stream *	FCGI__Stream;
typedef FCGP_Request *	FCGI;

MODULE = FCGI		PACKAGE = FCGI

BOOT:
    FCGX_Init();
    FCGX_InitRequest(&global_fcgx_request);
    memset(&global_request, 0, sizeof(global_request));
    global_request.compat = 1;
    global_request.requestPtr = &global_fcgx_request;
    global_request.gv[0] = gv_fetchpv("STDIN",TRUE, SVt_PVIO);
    global_request.gv[1] = gv_fetchpv("STDOUT",TRUE, SVt_PVIO);
    global_request.gv[2] = gv_fetchpv("STDERR",TRUE, SVt_PVIO);


SV *
request()

    PROTOTYPE:
    CODE:
    RETVAL = Perl_sv_setref_pv(Perl_newSV(0), "FCGI", FCGI_Request());

    OUTPUT:
    RETVAL


int
accept(...)

    PROTOTYPE: ;$***$

    PREINIT:
    FCGP_Request* request = &global_request;

    CODE:
    if (items != 0 && items != 5)
	croak("Usage: FCGI::accept() or "
	      "FCGI::accept(request, IN, OUT, ERR, env)");
    if (items) {
	static const char* names[] = {"", "IN", "OUT", "ERR"};
	int i;

	REQUEST_ARG(0,request);
	for(i = 1; i <= 3; ++i) {
	    if (SvROK(ST(i)) && isGV(SvRV(ST(i)))) {
		request->gv[i-1] = (GV*)SvRV(ST(i));
	    } else
		croak("%s is not a GLOB reference", names[i]);
	}
    }
    {
        char **savedEnviron;
        int acceptStatus;
        /*
         * Unmake Perl variable settings for the request just completed.
         */
        if(request->envp != NULL) {
            DoPerlEnv(request->envp, FALSE);
            request->envp = NULL;
        }
        /*
         * Call FCGI_Accept but preserve environ.
         */
        acceptStatus = FCGI_Accept(request);
        /*
         * Make Perl variable settings for the new request.
         */
        if(request->compat && acceptStatus >= 0 && !isCGI) {
            DoPerlEnv(request->envp, TRUE);
        } else {
            request->envp = NULL;
        }
        RETVAL = acceptStatus;
    }
    OUTPUT:
    RETVAL


void
finish(...)

    PROTOTYPE: ;$

    PREINIT:
    FCGP_Request* request = &global_request;

    CODE:
    if (items != 0 && items != 1)
	croak("Usage: FCGI::finish() or "
	      "FCGI::finish(request)");
    if (items) {
	REQUEST_ARG(0,request);
    }
    {
        /*
         * Unmake Perl variable settings for the completed request.
         */
        if(request->envp != NULL) {
            DoPerlEnv(request->envp, FALSE);
            request->envp = NULL;
        }
        /*
         * Finish the request.
         */
        FCGI_Finish(request);
    }


void
flush(...)

    PROTOTYPE: ;$

    PREINIT:
    FCGP_Request* request = &global_request;

    CODE:
    if (items != 0 && items != 1)
	croak("Usage: FCGI::flush([request])");
    if (items) {
	REQUEST_ARG(0,request);
    }
    FCGI_Flush(request);

void
set_exit_status(status,...)

    int status;

    PROTOTYPE: $;$

    PREINIT:
    FCGP_Request* request = &global_request;

    CODE:
    if (items != 1 && items != 2)
	croak("Usage: FCGI::set_exit_status(status[,request])");
    if (items == 2) {
	REQUEST_ARG(1,request);
    }
    FCGI_SetExitStatus(request, status);

int
start_filter_data(...)

    PROTOTYPE: ;$

    PREINIT:
    FCGP_Request* request = &global_request;

    CODE:
    if (items != 0 && items != 1)
	croak("Usage: FCGI::flush([request])");
    if (items) {
	REQUEST_ARG(0,request);
    }
    RETVAL = FCGI_StartFilterData(request);

    OUTPUT:
    RETVAL


void
DESTROY(request)
    FCGI    request;

    CODE:
    FCGI_Release_Request(request);


MODULE = FCGI		PACKAGE = FCGI::Stream

#ifndef USE_SFIO
void
DIE(msg)
	char *	msg;

	CODE:
	if (!PL_in_eval)
	    FCGX_PutS(msg, (FCGX_Stream *) SvIV((SV*) SvRV(global_sverr)));

void
WARN(msg)
	char *	msg;

	CODE:
	FCGX_PutS(msg, (FCGX_Stream *) SvIV((SV*) SvRV(global_sverr)));

void
PRINT(stream, ...)
	FCGI::Stream	stream;

	PREINIT:
	int	n;

	CODE:
	for (n = 1; n < items; ++n) {
            STRLEN len;
            register char *tmps = (char *)SvPV(ST(n),len);
            FCGX_PutStr(tmps, len, stream);
	}
	if (SvTRUEx(perl_get_sv("|", FALSE))) 
	    FCGX_FFlush(stream);

int
WRITE(stream, bufsv, len, ...)
	FCGI::Stream	stream;
	SV *	bufsv;
	int	len;

	PREINIT:
	int	offset;
	char *	buf;
	STRLEN	blen;
	int	n;

	CODE:
	offset = (items == 4) ? (int)SvIV(ST(3)) : 0;
	buf = SvPV(bufsv, blen);
	if (offset < 0) offset += blen;
	if (len > blen - offset)
	    len = blen - offset;
	if (offset < 0 || offset >= blen ||
		(n = FCGX_PutStr(buf+offset, len, stream)) < 0) 
	    ST(0) = &PL_sv_undef;
	else {
	    ST(0) = sv_newmortal();
	    sv_setpvf(ST(0), "%c", n);
	}

int
READ(stream, bufsv, len, ...)
	FCGI::Stream	stream;
	SV *	bufsv;
	int	len;

	PREINIT:
	int	offset;
	char *	buf;

	CODE:
	offset = (items == 4) ? (int)SvIV(ST(3)) : 0;
	if (! SvOK(bufsv))
	    sv_setpvn(bufsv, "", 0);
	buf = SvGROW(bufsv, len+offset+1);
	len = FCGX_GetStr(buf+offset, len, stream);
	SvCUR_set(bufsv, len+offset);
	*SvEND(bufsv) = '\0';
	(void)SvPOK_only(bufsv);
	SvSETMAGIC(bufsv);
	RETVAL = len;

	OUTPUT:
	RETVAL

SV *
GETC(stream)
	FCGI::Stream	stream;

	PREINIT:
	int	retval;

	CODE:
	if ((retval = FCGX_GetChar(stream)) != -1) {
	    ST(0) = sv_newmortal();
	    sv_setpvf(ST(0), "%c", retval);
	} else ST(0) = &PL_sv_undef;

bool
CLOSE(stream)
	FCGI::Stream	stream;

	ALIAS:
	DESTROY = 1

	CODE:
	RETVAL = FCGX_FClose(stream) != -1;

	OUTPUT:
	RETVAL

#endif
Commit	Line	Data
1b64d24d	1	use Config;
	2
	3	open OUT, ">FCGI.xs";
	4
	5	print "Generating FCGI.xs for Perl version $]\n";
	6	#unless (exists $Config{apiversion} && $Config{apiversion} >= 5.005)
	7	unless ($] >= 5.005) {
	8	for (qw(sv_undef diehook warnhook in_eval)) {
	9	print OUT "#define PL_$_ $_\n"
	10	}
	11	}
	12	print OUT while <DATA>;
	13	close OUT;
	14	__END__
eede4b76	15	/* $Id: FCGI.PL,v 1.5 1999/07/28 19:23:08 skimo Exp $ */
1b64d24d	16
	17	#include "EXTERN.h"
	18	#include "perl.h"
	19	#include "XSUB.h"
	20
	21	#include "fcgiapp.h"
	22
	23	#ifndef FALSE
	24	#define FALSE (0)
	25	#endif
	26
	27	#ifndef TRUE
	28	#define TRUE (1)
	29	#endif
	30
0074e702	31	#ifdef WIN32
	32	#define environ _environ
	33	#endif
	34
1b64d24d	35	extern char **environ;
1b64d24d	36
	37	#ifdef USE_SFIO
	38	typedef struct
	39	{
	40	Sfdisc_t disc;
	41	FCGX_Stream *stream;
	42	} FCGI_Disc;
	43
	44	static ssize_t
	45	sffcgiread(f, buf, n, disc)
	46	Sfio_t* f; /* stream involved */
	47	Void_t* buf; /* buffer to read into */
	48	size_t n; /* number of bytes to read */
	49	Sfdisc_t* disc; /* discipline */
	50	{
	51	return FCGX_GetStr(buf, n, ((FCGI_Disc *)disc)->stream);
	52	}
	53
	54	static ssize_t
	55	sffcgiwrite(f, buf, n, disc)
	56	Sfio_t* f; /* stream involved */
	57	const Void_t* buf; /* buffer to read into */
	58	size_t n; /* number of bytes to read */
	59	Sfdisc_t* disc; /* discipline */
	60	{
	61	n = FCGX_PutStr(buf, n, ((FCGI_Disc *)disc)->stream);
	62	FCGX_FFlush(((FCGI_Disc *)disc)->stream);
	63	return n;
	64	}
	65
	66	Sfdisc_t *
	67	sfdcnewfcgi(stream)
	68	FCGX_Stream *stream;
	69	{
	70	FCGI_Disc* disc;
	71
	72	New(1000,disc,1,FCGI_Disc);
	73	if (!disc) return (Sfdisc_t *)disc;
	74
	75	disc->disc.exceptf = (Sfexcept_f)NULL;
	76	disc->disc.seekf = (Sfseek_f)NULL;
	77	disc->disc.readf = sffcgiread;
	78	disc->disc.writef = sffcgiwrite;
	79	disc->stream = stream;
	80	return (Sfdisc_t *)disc;
	81	}
	82
	83	Sfdisc_t *
	84	sfdcdelfcgi(disc)
	85	Sfdisc_t* disc;
	86	{
	87	Safefree(disc);
	88	return 0;
	89	}
	90	#endif
	91
90a18d65	92	static int isCGI = -1; /* -1: not checked; 0: FCGI; 1: FCGI */
	93
	94	static FCGX_Request global_fcgx_request;
	95
	96	typedef struct FCGP_Request {
	97	int compat;
	98	int acceptCalled;
	99	int finishCalled;
	100	SV* svin;
	101	SV* svout;
	102	SV* sverr;
eede4b76	103	GV* gv[3];
90a18d65	104	FCGX_Stream* in;
eede4b76	105	FCGX_ParamArray envp;
90a18d65	106	FCGX_Request* requestPtr;
	107	} FCGP_Request;
	108
	109	static FCGP_Request global_request;
	110	static SV* global_sverr;
1b64d24d	111
1b64d24d	112	static int
90a18d65	113	FCGI_Flush(FCGP_Request* request)
1b64d24d	114	{
eede4b76	115	if(!request->acceptCalled \|\| isCGI) {
1b64d24d	116	return;
	117	}
	118	#ifdef USE_SFIO
eede4b76	119	sfsync(IoIFP(GvIOp(request->gv[1])));
eede4b76	120	sfsync(IoIFP(GvIOp(request->gv[2])));
1b64d24d	121	#else
90a18d65	122	FCGX_FFlush((FCGX_Stream ) SvIV((SV) SvRV(request->svout)));
90a18d65	123	FCGX_FFlush((FCGX_Stream ) SvIV((SV) SvRV(request->sverr)));
1b64d24d	124	#endif
	125	}
	126
	127	static int
90a18d65	128	FCGI_Accept(FCGP_Request* request)
1b64d24d	129	{
90a18d65	130	if(isCGI == -1) {
1b64d24d	131	/*
	132	* First call to FCGI_Accept. Is application running
	133	* as FastCGI or as CGI?
	134	*/
	135	isCGI = FCGX_IsCGI();
	136	} else if(isCGI) {
	137	/*
	138	* Not first call to FCGI_Accept and running as CGI means
	139	* application is done.
	140	*/
	141	return(EOF);
eede4b76	142	}
eede4b76	143	if(request->acceptCalled && !request->finishCalled) {
1b64d24d	144	#ifdef USE_SFIO
eede4b76	145	sfdcdelfcgi(sfdisc(IoIFP(GvIOp(request->gv[0])), SF_POPDISC));
	146	sfdcdelfcgi(sfdisc(IoIFP(GvIOp(request->gv[1])), SF_POPDISC));
	147	sfdcdelfcgi(sfdisc(IoIFP(GvIOp(request->gv[2])), SF_POPDISC));
1b64d24d	148	#else
eede4b76	149	FCGI_Flush(request);
1b64d24d	150	#endif
1b64d24d	151	}
1b64d24d	152	if(!isCGI) {
1b64d24d	153	FCGX_Stream out, error;
eede4b76	154	int acceptResult = FCGX_Accept_r(&request->in, &out, &error,
eede4b76	155	&request->envp,
90a18d65	156	request->requestPtr);
1b64d24d	157	if(acceptResult < 0) {
	158	return acceptResult;
	159	}
	160	#ifdef USE_SFIO
eede4b76	161	sfdisc(IoIFP(GvIOp(request->gv[0])), sfdcnewfcgi(request->in));
	162	sfdisc(IoIFP(GvIOp(request->gv[1])), sfdcnewfcgi(out));
	163	sfdisc(IoIFP(GvIOp(request->gv[2])), sfdcnewfcgi(error));
1b64d24d	164	#else
90a18d65	165	if (!request->svout) {
eede4b76	166	newSVrv(request->svout = newSV(0), "FCGI::Stream");
	167	sv_magic((SV *)request->gv[1], request->svout, 'q', Nullch, 0);
	168	newSVrv(request->sverr = newSV(0), "FCGI::Stream");
	169	sv_magic((SV *)request->gv[2], request->sverr, 'q', Nullch, 0);
	170	newSVrv(request->svin = newSV(0), "FCGI::Stream");
	171	sv_magic((SV *)request->gv[0], request->svin, 'q', Nullch, 0);
1b64d24d	172	}
90a18d65	173	sv_setiv(SvRV(request->svout), (IV) out);
	174	sv_setiv(SvRV(request->sverr), (IV) error);
	175	sv_setiv(SvRV(request->svin), (IV) request->in);
	176
	177	if (request->compat) {
	178	global_sverr = request->sverr;
6ef7789b	179	if (PL_warnhook) SvREFCNT_dec(PL_warnhook);
6ef7789b	180	PL_warnhook = SvREFCNT_inc(GvCV(gv_fetchmethod(Nullhv, "FCGI::WARN")));
6ef7789b	181	if (PL_diehook) SvREFCNT_dec(PL_diehook);
	182	PL_diehook = SvREFCNT_inc(GvCV(gv_fetchmethod(Nullhv, "FCGI::DIE")));
	183	}
1b64d24d	184	#endif
90a18d65	185	request->finishCalled = FALSE;
1b64d24d	186	}
90a18d65	187	request->acceptCalled = TRUE;
1b64d24d	188	return 0;
	189	}
	190
	191	static void
90a18d65	192	FCGI_Finish(FCGP_Request* request)
1b64d24d	193	{
90a18d65	194	if(!request->acceptCalled \|\| isCGI) {
1b64d24d	195	return;
1b64d24d	196	}
90a18d65	197	if (request->compat) {
1b64d24d	198	#ifdef USE_SFIO
eede4b76	199	sfdcdelfcgi(sfdisc(IoIFP(GvIOp(request->gv[0])), SF_POPDISC));
	200	sfdcdelfcgi(sfdisc(IoIFP(GvIOp(request->gv[1])), SF_POPDISC));
	201	sfdcdelfcgi(sfdisc(IoIFP(GvIOp(request->gv[2])), SF_POPDISC));
1b64d24d	202	#else
90a18d65	203	FCGI_Flush(request);
1b64d24d	204	#endif
1b64d24d	205	}
90a18d65	206	request->in = NULL;
	207	FCGX_Finish_r(request->requestPtr);
	208	request->finishCalled = TRUE;
	209	#ifndef USE_SFIO
	210	if (request->compat) {
	211	if (PL_warnhook == (SV*)GvCV(gv_fetchmethod(Nullhv, "FCGI::WARN"))) {
	212	SvREFCNT_dec(PL_warnhook);
	213	PL_warnhook = Nullsv;
	214	}
	215	if (PL_diehook == (SV*)GvCV(gv_fetchmethod(Nullhv, "FCGI::DIE"))) {
	216	SvREFCNT_dec(PL_diehook);
	217	PL_diehook = Nullsv;
	218	}
1b64d24d	219	}
	220	#endif
	221	}
	222
	223	static int
90a18d65	224	FCGI_StartFilterData(FCGP_Request* request)
	225	{
	226	return request->in ? FCGX_StartFilterData(request->in) : -1;
	227	}
	228
	229	static void
	230	FCGI_SetExitStatus(FCGP_Request* request, int status)
	231	{
	232	if (request->in) FCGX_SetExitStatus(status, request->in);
	233	}
	234
	235	static FCGP_Request *
	236	FCGI_Request()
1b64d24d	237	{
90a18d65	238	FCGX_Request* fcgx_req;
	239	FCGP_Request* req;
	240
	241	Newz(551, fcgx_req, 1, FCGX_Request);
	242	Newz(551, req, 1, FCGP_Request);
	243	req->requestPtr = fcgx_req;
	244
	245	return req;
1b64d24d	246	}
	247
	248	static void
90a18d65	249	FCGI_Release_Request(FCGP_Request *req)
1b64d24d	250	{
90a18d65	251	Safefree(req->requestPtr);
90a18d65	252	Safefree(req);
1b64d24d	253	}
	254
	255	/*
	256	* For each variable in the array envp, either set or unset it
	257	* in the global hash %ENV.
	258	*/
	259	static void
	260	DoPerlEnv(envp, set)
	261	char **envp;
	262	int set;
	263	{
	264	int i;
	265	char p, p1;
	266	HV *hv;
	267	SV *sv;
	268	hv = perl_get_hv("ENV", TRUE);
	269
	270	if (!set)
	271	perl_eval_pv("%ENV = %FCGI::ENV", 0);
	272	else {
	273	perl_eval_pv("%FCGI::ENV = %ENV", 0);
	274	for(i = 0; ; i++) {
	275	if((p = envp[i]) == NULL) {
	276	break;
	277	}
	278	p1 = strchr(p, '=');
	279	assert(p1 != NULL);
1b64d24d	280	sv = newSVpv(p1 + 1, 0);
	281	/* call magic for this value ourselves */
	282	hv_store(hv, p, p1 - p, sv, 0);
	283	SvSETMAGIC(sv);
1b64d24d	284	}
	285	}
	286	}
	287
eede4b76	288	#define REQUEST_ARG(arg,request) \
	289	if (sv_isa(ST(arg), "FCGI")) { \
	290	request = (FCGP_Request) SvIV((SV)SvRV(ST(arg))); \
	291	} else \
	292	croak("request is not of type FCGI")
1b64d24d	293
eede4b76	294	typedef FCGX_Stream * FCGI__Stream;
eede4b76	295	typedef FCGP_Request * FCGI;
1b64d24d	296
	297	MODULE = FCGI PACKAGE = FCGI
	298
90a18d65	299	BOOT:
	300	FCGX_Init();
	301	FCGX_InitRequest(&global_fcgx_request);
	302	memset(&global_request, 0, sizeof(global_request));
	303	global_request.compat = 1;
	304	global_request.requestPtr = &global_fcgx_request;
eede4b76	305	global_request.gv[0] = gv_fetchpv("STDIN",TRUE, SVt_PVIO);
	306	global_request.gv[1] = gv_fetchpv("STDOUT",TRUE, SVt_PVIO);
	307	global_request.gv[2] = gv_fetchpv("STDERR",TRUE, SVt_PVIO);
	308
	309
	310	SV *
	311	request()
	312
	313	PROTOTYPE:
	314	CODE:
	315	RETVAL = Perl_sv_setref_pv(Perl_newSV(0), "FCGI", FCGI_Request());
	316
	317	OUTPUT:
	318	RETVAL
	319
	320
	321	int
	322	accept(...)
	323
	324	PROTOTYPE: ;$***$
	325
	326	PREINIT:
	327	FCGP_Request* request = &global_request;
	328
	329	CODE:
	330	if (items != 0 && items != 5)
	331	croak("Usage: FCGI::accept() or "
	332	"FCGI::accept(request, IN, OUT, ERR, env)");
	333	if (items) {
	334	static const char* names[] = {"", "IN", "OUT", "ERR"};
	335	int i;
	336
	337	REQUEST_ARG(0,request);
	338	for(i = 1; i <= 3; ++i) {
	339	if (SvROK(ST(i)) && isGV(SvRV(ST(i)))) {
	340	request->gv[i-1] = (GV*)SvRV(ST(i));
	341	} else
	342	croak("%s is not a GLOB reference", names[i]);
	343	}
	344	}
	345	{
	346	char **savedEnviron;
	347	int acceptStatus;
	348	/*
	349	* Unmake Perl variable settings for the request just completed.
	350	*/
	351	if(request->envp != NULL) {
	352	DoPerlEnv(request->envp, FALSE);
	353	request->envp = NULL;
	354	}
	355	/*
	356	* Call FCGI_Accept but preserve environ.
	357	*/
	358	acceptStatus = FCGI_Accept(request);
	359	/*
	360	* Make Perl variable settings for the new request.
	361	*/
	362	if(request->compat && acceptStatus >= 0 && !isCGI) {
	363	DoPerlEnv(request->envp, TRUE);
	364	} else {
	365	request->envp = NULL;
	366	}
	367	RETVAL = acceptStatus;
	368	}
369	OUTPUT:
370	RETVAL
371
372
373	void
374	finish(...)
375
376	PROTOTYPE: ;$
377
378	PREINIT:
379	FCGP_Request* request = &global_request;
380
381	CODE:
382	if (items != 0 && items != 1)
383	croak("Usage: FCGI::finish() or "
384	"FCGI::finish(request)");
385	if (items) {
386	REQUEST_ARG(0,request);
387	}
388	{
389	/*
390	* Unmake Perl variable settings for the completed request.
391	*/
392	if(request->envp != NULL) {
393	DoPerlEnv(request->envp, FALSE);
394	request->envp = NULL;
395	}
396	/*
397	* Finish the request.
398	*/
399	FCGI_Finish(request);
400	}
401
402
403	void
404	flush(...)
405
406	PROTOTYPE: ;$
407
408	PREINIT:
409	FCGP_Request* request = &global_request;
410
411	CODE:
412	if (items != 0 && items != 1)
413	croak("Usage: FCGI::flush([request])");
414	if (items) {
415	REQUEST_ARG(0,request);
416	}
417	FCGI_Flush(request);
418
419	void
420	set_exit_status(status,...)
421
422	int status;
423
424	PROTOTYPE: $;$
425
426	PREINIT:
427	FCGP_Request* request = &global_request;
428
429	CODE:
430	if (items != 1 && items != 2)
431	croak("Usage: FCGI::set_exit_status(status[,request])");
432	if (items == 2) {
433	REQUEST_ARG(1,request);
434	}
435	FCGI_SetExitStatus(request, status);
436
437	int
438	start_filter_data(...)
439
440	PROTOTYPE: ;$
441
442	PREINIT:
443	FCGP_Request* request = &global_request;
444
445	CODE:
446	if (items != 0 && items != 1)
447	croak("Usage: FCGI::flush([request])");
448	if (items) {
449	REQUEST_ARG(0,request);
450	}
451	RETVAL = FCGI_StartFilterData(request);
452
453	OUTPUT:
454	RETVAL
455
456
457	void
458	DESTROY(request)
459	FCGI request;
460
461	CODE:
462	FCGI_Release_Request(request);
463
464
465
466	MODULE = FCGI PACKAGE = FCGI::Stream
90a18d65	467
1b64d24d	468	#ifndef USE_SFIO
	469	void
	470	DIE(msg)
	471	char * msg;
	472
	473	CODE:
	474	if (!PL_in_eval)
90a18d65	475	FCGX_PutS(msg, (FCGX_Stream ) SvIV((SV) SvRV(global_sverr)));
1b64d24d	476
	477	void
	478	WARN(msg)
	479	char * msg;
	480
	481	CODE:
90a18d65	482	FCGX_PutS(msg, (FCGX_Stream ) SvIV((SV) SvRV(global_sverr)));
1b64d24d	483
	484	void
	485	PRINT(stream, ...)
eede4b76	486	FCGI::Stream stream;
1b64d24d	487
	488	PREINIT:
	489	int n;
	490
	491	CODE:
	492	for (n = 1; n < items; ++n) {
	493	STRLEN len;
	494	register char tmps = (char )SvPV(ST(n),len);
	495	FCGX_PutStr(tmps, len, stream);
	496	}
	497	if (SvTRUEx(perl_get_sv("\|", FALSE)))
	498	FCGX_FFlush(stream);
	499
	500	int
	501	WRITE(stream, bufsv, len, ...)
eede4b76	502	FCGI::Stream stream;
1b64d24d	503	SV * bufsv;
	504	int len;
	505
	506	PREINIT:
	507	int offset;
	508	char * buf;
	509	STRLEN blen;
	510	int n;
	511
	512	CODE:
	513	offset = (items == 4) ? (int)SvIV(ST(3)) : 0;
	514	buf = SvPV(bufsv, blen);
	515	if (offset < 0) offset += blen;
	516	if (len > blen - offset)
	517	len = blen - offset;
	518	if (offset < 0 \|\| offset >= blen \|\|
	519	(n = FCGX_PutStr(buf+offset, len, stream)) < 0)
	520	ST(0) = &PL_sv_undef;
	521	else {
	522	ST(0) = sv_newmortal();
	523	sv_setpvf(ST(0), "%c", n);
	524	}
	525
	526	int
	527	READ(stream, bufsv, len, ...)
eede4b76	528	FCGI::Stream stream;
1b64d24d	529	SV * bufsv;
	530	int len;
	531
	532	PREINIT:
	533	int offset;
	534	char * buf;
	535
	536	CODE:
	537	offset = (items == 4) ? (int)SvIV(ST(3)) : 0;
	538	if (! SvOK(bufsv))
	539	sv_setpvn(bufsv, "", 0);
	540	buf = SvGROW(bufsv, len+offset+1);
	541	len = FCGX_GetStr(buf+offset, len, stream);
	542	SvCUR_set(bufsv, len+offset);
	543	*SvEND(bufsv) = '\0';
	544	(void)SvPOK_only(bufsv);
	545	SvSETMAGIC(bufsv);
	546	RETVAL = len;
	547
	548	OUTPUT:
	549	RETVAL
	550
	551	SV *
	552	GETC(stream)
eede4b76	553	FCGI::Stream stream;
1b64d24d	554
	555	PREINIT:
	556	int retval;
	557
	558	CODE:
	559	if ((retval = FCGX_GetChar(stream)) != -1) {
	560	ST(0) = sv_newmortal();
	561	sv_setpvf(ST(0), "%c", retval);
	562	} else ST(0) = &PL_sv_undef;
	563
	564	bool
	565	CLOSE(stream)
eede4b76	566	FCGI::Stream stream;
1b64d24d	567
	568	ALIAS:
	569	DESTROY = 1
	570
	571	CODE:
	572	RETVAL = FCGX_FClose(stream) != -1;
	573
	574	OUTPUT:
	575	RETVAL
	576
	577	#endif