[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 1.6 1999/07/28 23:09:56 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];
    HV*		    hvEnv;
    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 void
FCGI_UndoBinding(FCGP_Request* request)
{
#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);
    sv_unmagic((SV *)request->gv[0], 'q');
    sv_unmagic((SV *)request->gv[1], 'q');
    sv_unmagic((SV *)request->gv[2], 'q');
#endif
}

static int 
FCGI_Accept(FCGP_Request* request, GV **gvp)
{
    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) {
	FCGI_UndoBinding(request);
    }
    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");
	    newSVrv(request->sverr = newSV(0), "FCGI::Stream");
	    newSVrv(request->svin = newSV(0), "FCGI::Stream");
	}
	sv_magic((SV *)request->gv[1] = gvp[1], request->svout, 'q', Nullch, 0);
	sv_magic((SV *)request->gv[2] = gvp[2], request->sverr, 'q', Nullch, 0);
	sv_magic((SV *)request->gv[0] = gvp[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;
    }
    FCGI_UndoBinding(request);
    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);
}

static void
populate_env(envp, hv)
char **envp;
HV *hv;
{
    int i;
    char *p, *p1;
    SV   *sv;

    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);
    }
}

/*
 * 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;
{
    if (!set)
	perl_eval_pv("%ENV = %FCGI::ENV", 0);
    else {
	perl_eval_pv("%FCGI::ENV = %ENV", 0);
	populate_env(envp, perl_get_hv("ENV", TRUE));
    }
}

#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;
    GV *gv[3];

    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)))) {
		gv[i-1] = (GV*)SvRV(ST(i));
	    } else
		croak("%s is not a GLOB reference", names[i]);
	}
	if (SvROK(ST(4)) && SvTYPE(SvRV(ST(4))) == SVt_PVHV) {
	    request->hvEnv = (HV*)SvRV(ST(4));
	} else
	    croak("env is not a reference to a hash");
    }
    {
        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, gv);
        /*
         * Make Perl variable settings for the new request.
         */
        if(acceptStatus >= 0 && !isCGI) {
	    if (request->compat)
		DoPerlEnv(request->envp, TRUE);
	    else {
		populate_env(request->envp, request->hvEnv);
		request->envp = NULL;
	    }
        } 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__
34bfd355	15	/* $Id: FCGI.PL,v 1.6 1999/07/28 23:09:56 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];
34bfd355	104	HV* hvEnv;
90a18d65	105	FCGX_Stream* in;
eede4b76	106	FCGX_ParamArray envp;
90a18d65	107	FCGX_Request* requestPtr;
	108	} FCGP_Request;
	109
	110	static FCGP_Request global_request;
	111	static SV* global_sverr;
1b64d24d	112
1b64d24d	113	static int
90a18d65	114	FCGI_Flush(FCGP_Request* request)
1b64d24d	115	{
eede4b76	116	if(!request->acceptCalled \|\| isCGI) {
1b64d24d	117	return;
	118	}
	119	#ifdef USE_SFIO
eede4b76	120	sfsync(IoIFP(GvIOp(request->gv[1])));
eede4b76	121	sfsync(IoIFP(GvIOp(request->gv[2])));
1b64d24d	122	#else
90a18d65	123	FCGX_FFlush((FCGX_Stream ) SvIV((SV) SvRV(request->svout)));
90a18d65	124	FCGX_FFlush((FCGX_Stream ) SvIV((SV) SvRV(request->sverr)));
1b64d24d	125	#endif
	126	}
	127
34bfd355	128	static void
	129	FCGI_UndoBinding(FCGP_Request* request)
	130	{
	131	#ifdef USE_SFIO
	132	sfdcdelfcgi(sfdisc(IoIFP(GvIOp(request->gv[0])), SF_POPDISC));
	133	sfdcdelfcgi(sfdisc(IoIFP(GvIOp(request->gv[1])), SF_POPDISC));
	134	sfdcdelfcgi(sfdisc(IoIFP(GvIOp(request->gv[2])), SF_POPDISC));
	135	#else
	136	FCGI_Flush(request);
	137	sv_unmagic((SV *)request->gv[0], 'q');
	138	sv_unmagic((SV *)request->gv[1], 'q');
	139	sv_unmagic((SV *)request->gv[2], 'q');
	140	#endif
	141	}
	142
1b64d24d	143	static int
34bfd355	144	FCGI_Accept(FCGP_Request* request, GV **gvp)
1b64d24d	145	{
90a18d65	146	if(isCGI == -1) {
1b64d24d	147	/*
	148	* First call to FCGI_Accept. Is application running
	149	* as FastCGI or as CGI?
	150	*/
	151	isCGI = FCGX_IsCGI();
	152	} else if(isCGI) {
	153	/*
	154	* Not first call to FCGI_Accept and running as CGI means
	155	* application is done.
	156	*/
	157	return(EOF);
eede4b76	158	}
eede4b76	159	if(request->acceptCalled && !request->finishCalled) {
34bfd355	160	FCGI_UndoBinding(request);
1b64d24d	161	}
1b64d24d	162	if(!isCGI) {
1b64d24d	163	FCGX_Stream out, error;
eede4b76	164	int acceptResult = FCGX_Accept_r(&request->in, &out, &error,
eede4b76	165	&request->envp,
90a18d65	166	request->requestPtr);
1b64d24d	167	if(acceptResult < 0) {
	168	return acceptResult;
	169	}
	170	#ifdef USE_SFIO
eede4b76	171	sfdisc(IoIFP(GvIOp(request->gv[0])), sfdcnewfcgi(request->in));
	172	sfdisc(IoIFP(GvIOp(request->gv[1])), sfdcnewfcgi(out));
	173	sfdisc(IoIFP(GvIOp(request->gv[2])), sfdcnewfcgi(error));
1b64d24d	174	#else
90a18d65	175	if (!request->svout) {
eede4b76	176	newSVrv(request->svout = newSV(0), "FCGI::Stream");
eede4b76	177	newSVrv(request->sverr = newSV(0), "FCGI::Stream");
eede4b76	178	newSVrv(request->svin = newSV(0), "FCGI::Stream");
1b64d24d	179	}
34bfd355	180	sv_magic((SV *)request->gv[1] = gvp[1], request->svout, 'q', Nullch, 0);
	181	sv_magic((SV *)request->gv[2] = gvp[2], request->sverr, 'q', Nullch, 0);
	182	sv_magic((SV *)request->gv[0] = gvp[0], request->svin, 'q', Nullch, 0);
90a18d65	183	sv_setiv(SvRV(request->svout), (IV) out);
	184	sv_setiv(SvRV(request->sverr), (IV) error);
	185	sv_setiv(SvRV(request->svin), (IV) request->in);
	186
	187	if (request->compat) {
	188	global_sverr = request->sverr;
6ef7789b	189	if (PL_warnhook) SvREFCNT_dec(PL_warnhook);
6ef7789b	190	PL_warnhook = SvREFCNT_inc(GvCV(gv_fetchmethod(Nullhv, "FCGI::WARN")));
6ef7789b	191	if (PL_diehook) SvREFCNT_dec(PL_diehook);
	192	PL_diehook = SvREFCNT_inc(GvCV(gv_fetchmethod(Nullhv, "FCGI::DIE")));
	193	}
1b64d24d	194	#endif
90a18d65	195	request->finishCalled = FALSE;
1b64d24d	196	}
90a18d65	197	request->acceptCalled = TRUE;
1b64d24d	198	return 0;
	199	}
	200
	201	static void
90a18d65	202	FCGI_Finish(FCGP_Request* request)
1b64d24d	203	{
90a18d65	204	if(!request->acceptCalled \|\| isCGI) {
1b64d24d	205	return;
1b64d24d	206	}
34bfd355	207	FCGI_UndoBinding(request);
90a18d65	208	request->in = NULL;
	209	FCGX_Finish_r(request->requestPtr);
	210	request->finishCalled = TRUE;
	211	#ifndef USE_SFIO
	212	if (request->compat) {
	213	if (PL_warnhook == (SV*)GvCV(gv_fetchmethod(Nullhv, "FCGI::WARN"))) {
	214	SvREFCNT_dec(PL_warnhook);
	215	PL_warnhook = Nullsv;
	216	}
	217	if (PL_diehook == (SV*)GvCV(gv_fetchmethod(Nullhv, "FCGI::DIE"))) {
	218	SvREFCNT_dec(PL_diehook);
	219	PL_diehook = Nullsv;
	220	}
1b64d24d	221	}
	222	#endif
	223	}
	224
	225	static int
90a18d65	226	FCGI_StartFilterData(FCGP_Request* request)
	227	{
	228	return request->in ? FCGX_StartFilterData(request->in) : -1;
	229	}
	230
	231	static void
	232	FCGI_SetExitStatus(FCGP_Request* request, int status)
	233	{
	234	if (request->in) FCGX_SetExitStatus(status, request->in);
	235	}
	236
	237	static FCGP_Request *
	238	FCGI_Request()
1b64d24d	239	{
90a18d65	240	FCGX_Request* fcgx_req;
	241	FCGP_Request* req;
	242
	243	Newz(551, fcgx_req, 1, FCGX_Request);
	244	Newz(551, req, 1, FCGP_Request);
	245	req->requestPtr = fcgx_req;
	246
	247	return req;
1b64d24d	248	}
	249
	250	static void
90a18d65	251	FCGI_Release_Request(FCGP_Request *req)
1b64d24d	252	{
90a18d65	253	Safefree(req->requestPtr);
90a18d65	254	Safefree(req);
1b64d24d	255	}
1b64d24d	256
34bfd355	257	static void
	258	populate_env(envp, hv)
	259	char **envp;
	260	HV *hv;
	261	{
	262	int i;
	263	char p, p1;
	264	SV *sv;
	265
	266	for(i = 0; ; i++) {
	267	if((p = envp[i]) == NULL) {
	268	break;
	269	}
	270	p1 = strchr(p, '=');
	271	assert(p1 != NULL);
	272	sv = newSVpv(p1 + 1, 0);
	273	/* call magic for this value ourselves */
	274	hv_store(hv, p, p1 - p, sv, 0);
	275	SvSETMAGIC(sv);
	276	}
	277	}
	278
1b64d24d	279	/*
	280	* For each variable in the array envp, either set or unset it
	281	* in the global hash %ENV.
	282	*/
	283	static void
	284	DoPerlEnv(envp, set)
	285	char **envp;
	286	int set;
	287	{
1b64d24d	288	if (!set)
	289	perl_eval_pv("%ENV = %FCGI::ENV", 0);
	290	else {
	291	perl_eval_pv("%FCGI::ENV = %ENV", 0);
34bfd355	292	populate_env(envp, perl_get_hv("ENV", TRUE));
1b64d24d	293	}
	294	}
	295
eede4b76	296	#define REQUEST_ARG(arg,request) \
	297	if (sv_isa(ST(arg), "FCGI")) { \
	298	request = (FCGP_Request) SvIV((SV)SvRV(ST(arg))); \
	299	} else \
	300	croak("request is not of type FCGI")
1b64d24d	301
eede4b76	302	typedef FCGX_Stream * FCGI__Stream;
eede4b76	303	typedef FCGP_Request * FCGI;
1b64d24d	304
	305	MODULE = FCGI PACKAGE = FCGI
	306
90a18d65	307	BOOT:
	308	FCGX_Init();
	309	FCGX_InitRequest(&global_fcgx_request);
	310	memset(&global_request, 0, sizeof(global_request));
	311	global_request.compat = 1;
	312	global_request.requestPtr = &global_fcgx_request;
eede4b76	313	global_request.gv[0] = gv_fetchpv("STDIN",TRUE, SVt_PVIO);
	314	global_request.gv[1] = gv_fetchpv("STDOUT",TRUE, SVt_PVIO);
	315	global_request.gv[2] = gv_fetchpv("STDERR",TRUE, SVt_PVIO);
	316
	317
	318	SV *
	319	request()
	320
	321	PROTOTYPE:
	322	CODE:
	323	RETVAL = Perl_sv_setref_pv(Perl_newSV(0), "FCGI", FCGI_Request());
	324
	325	OUTPUT:
	326	RETVAL
	327
	328
	329	int
	330	accept(...)
	331
	332	PROTOTYPE: ;$***$
	333
	334	PREINIT:
	335	FCGP_Request* request = &global_request;
34bfd355	336	GV *gv[3];
eede4b76	337
	338	CODE:
	339	if (items != 0 && items != 5)
	340	croak("Usage: FCGI::accept() or "
	341	"FCGI::accept(request, IN, OUT, ERR, env)");
	342	if (items) {
	343	static const char* names[] = {"", "IN", "OUT", "ERR"};
	344	int i;
	345
	346	REQUEST_ARG(0,request);
	347	for(i = 1; i <= 3; ++i) {
	348	if (SvROK(ST(i)) && isGV(SvRV(ST(i)))) {
34bfd355	349	gv[i-1] = (GV*)SvRV(ST(i));
eede4b76	350	} else
	351	croak("%s is not a GLOB reference", names[i]);
	352	}
34bfd355	353	if (SvROK(ST(4)) && SvTYPE(SvRV(ST(4))) == SVt_PVHV) {
	354	request->hvEnv = (HV*)SvRV(ST(4));
	355	} else
	356	croak("env is not a reference to a hash");
eede4b76	357	}
eede4b76	358	{
eede4b76	359	int acceptStatus;
	360	/*
	361	* Unmake Perl variable settings for the request just completed.
	362	*/
	363	if(request->envp != NULL) {
	364	DoPerlEnv(request->envp, FALSE);
	365	request->envp = NULL;
	366	}
	367	/*
	368	* Call FCGI_Accept but preserve environ.
	369	*/
34bfd355	370	acceptStatus = FCGI_Accept(request, gv);
eede4b76	371	/*
	372	* Make Perl variable settings for the new request.
	373	*/
34bfd355	374	if(acceptStatus >= 0 && !isCGI) {
	375	if (request->compat)
	376	DoPerlEnv(request->envp, TRUE);
	377	else {
	378	populate_env(request->envp, request->hvEnv);
	379	request->envp = NULL;
	380	}
eede4b76	381	} else {
	382	request->envp = NULL;
	383	}
	384	RETVAL = acceptStatus;
	385	}
	386	OUTPUT:
	387	RETVAL
	388
	389
	390	void
	391	finish(...)
	392
	393	PROTOTYPE: ;$
	394
	395	PREINIT:
	396	FCGP_Request* request = &global_request;
	397
	398	CODE:
	399	if (items != 0 && items != 1)
	400	croak("Usage: FCGI::finish() or "
	401	"FCGI::finish(request)");
	402	if (items) {
	403	REQUEST_ARG(0,request);
	404	}
	405	{
	406	/*
	407	* Unmake Perl variable settings for the completed request.
	408	*/
	409	if(request->envp != NULL) {
	410	DoPerlEnv(request->envp, FALSE);
	411	request->envp = NULL;
	412	}
	413	/*
	414	* Finish the request.
	415	*/
	416	FCGI_Finish(request);
	417	}
	418
	419
	420	void
	421	flush(...)
	422
	423	PROTOTYPE: ;$
	424
	425	PREINIT:
	426	FCGP_Request* request = &global_request;
	427
	428	CODE:
	429	if (items != 0 && items != 1)
	430	croak("Usage: FCGI::flush([request])");
	431	if (items) {
	432	REQUEST_ARG(0,request);
	433	}
	434	FCGI_Flush(request);
	435
	436	void
	437	set_exit_status(status,...)
	438
	439	int status;
	440
	441	PROTOTYPE: $;$
	442
	443	PREINIT:
	444	FCGP_Request* request = &global_request;
445
446	CODE:
447	if (items != 1 && items != 2)
448	croak("Usage: FCGI::set_exit_status(status[,request])");
449	if (items == 2) {
450	REQUEST_ARG(1,request);
451	}
452	FCGI_SetExitStatus(request, status);
453
454	int
455	start_filter_data(...)
456
457	PROTOTYPE: ;$
458
459	PREINIT:
460	FCGP_Request* request = &global_request;
461
462	CODE:
463	if (items != 0 && items != 1)
464	croak("Usage: FCGI::flush([request])");
465	if (items) {
466	REQUEST_ARG(0,request);
467	}
468	RETVAL = FCGI_StartFilterData(request);
469
470	OUTPUT:
471	RETVAL
472
473
474	void
475	DESTROY(request)
476	FCGI request;
477
478	CODE:
479	FCGI_Release_Request(request);
480
481
482
483	MODULE = FCGI PACKAGE = FCGI::Stream
90a18d65	484
1b64d24d	485	#ifndef USE_SFIO
	486	void
	487	DIE(msg)
	488	char * msg;
	489
	490	CODE:
	491	if (!PL_in_eval)
90a18d65	492	FCGX_PutS(msg, (FCGX_Stream ) SvIV((SV) SvRV(global_sverr)));
1b64d24d	493
	494	void
	495	WARN(msg)
	496	char * msg;
	497
	498	CODE:
90a18d65	499	FCGX_PutS(msg, (FCGX_Stream ) SvIV((SV) SvRV(global_sverr)));
1b64d24d	500
	501	void
	502	PRINT(stream, ...)
eede4b76	503	FCGI::Stream stream;
1b64d24d	504
	505	PREINIT:
	506	int n;
	507
	508	CODE:
	509	for (n = 1; n < items; ++n) {
	510	STRLEN len;
	511	register char tmps = (char )SvPV(ST(n),len);
	512	FCGX_PutStr(tmps, len, stream);
	513	}
	514	if (SvTRUEx(perl_get_sv("\|", FALSE)))
	515	FCGX_FFlush(stream);
	516
	517	int
	518	WRITE(stream, bufsv, len, ...)
eede4b76	519	FCGI::Stream stream;
1b64d24d	520	SV * bufsv;
	521	int len;
	522
	523	PREINIT:
	524	int offset;
	525	char * buf;
	526	STRLEN blen;
	527	int n;
	528
	529	CODE:
	530	offset = (items == 4) ? (int)SvIV(ST(3)) : 0;
	531	buf = SvPV(bufsv, blen);
	532	if (offset < 0) offset += blen;
	533	if (len > blen - offset)
	534	len = blen - offset;
	535	if (offset < 0 \|\| offset >= blen \|\|
	536	(n = FCGX_PutStr(buf+offset, len, stream)) < 0)
	537	ST(0) = &PL_sv_undef;
	538	else {
	539	ST(0) = sv_newmortal();
	540	sv_setpvf(ST(0), "%c", n);
	541	}
	542
	543	int
	544	READ(stream, bufsv, len, ...)
eede4b76	545	FCGI::Stream stream;
1b64d24d	546	SV * bufsv;
	547	int len;
	548
	549	PREINIT:
	550	int offset;
	551	char * buf;
	552
	553	CODE:
	554	offset = (items == 4) ? (int)SvIV(ST(3)) : 0;
	555	if (! SvOK(bufsv))
	556	sv_setpvn(bufsv, "", 0);
	557	buf = SvGROW(bufsv, len+offset+1);
	558	len = FCGX_GetStr(buf+offset, len, stream);
	559	SvCUR_set(bufsv, len+offset);
	560	*SvEND(bufsv) = '\0';
	561	(void)SvPOK_only(bufsv);
	562	SvSETMAGIC(bufsv);
	563	RETVAL = len;
	564
	565	OUTPUT:
	566	RETVAL
	567
	568	SV *
	569	GETC(stream)
eede4b76	570	FCGI::Stream stream;
1b64d24d	571
	572	PREINIT:
	573	int retval;
	574
	575	CODE:
	576	if ((retval = FCGX_GetChar(stream)) != -1) {
	577	ST(0) = sv_newmortal();
	578	sv_setpvf(ST(0), "%c", retval);
	579	} else ST(0) = &PL_sv_undef;
	580
	581	bool
	582	CLOSE(stream)
eede4b76	583	FCGI::Stream stream;
1b64d24d	584
	585	ALIAS:
	586	DESTROY = 1
	587
	588	CODE:
	589	RETVAL = FCGX_FClose(stream) != -1;
	590
	591	OUTPUT:
	592	RETVAL
	593
	594	#endif