C++ AZ函数代码示例

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本文整理汇总了C++中AZ函数的典型用法代码示例。如果您正苦于以下问题：C++ AZ函数的具体用法？C++ AZ怎么用？C++ AZ使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了AZ函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: vfp_nop_bytes

vfp_nop_bytes(struct worker *wrk, struct http_conn *htc, ssize_t bytes)
{
	ssize_t l, wl;
	struct storage *st;

	AZ(wrk->busyobj->fetch_failed);
	while (bytes > 0) {
		st = FetchStorage(wrk, 0);
		if (st == NULL)
			return(-1);
		l = st->space - st->len;
		if (l > bytes)
			l = bytes;
		wl = HTC_Read(wrk, htc, st->ptr + st->len, l);
		if (wl <= 0)
			return (wl);
		st->len += wl;
		wrk->busyobj->fetch_obj->len += wl;
		bytes -= wl;
		if (wrk->busyobj->do_stream)
			RES_StreamPoll(wrk);
	}
	return (1);
}

开发者ID:drwilco，项目名称:varnish-cache-drwilco，代码行数:24，代码来源:cache_fetch.c

示例2: cnt_miss

static enum req_fsm_nxt
cnt_miss(struct worker *wrk, struct req *req)
{

	CHECK_OBJ_NOTNULL(wrk, WORKER_MAGIC);
	CHECK_OBJ_NOTNULL(req, REQ_MAGIC);
	AN(req->vcl);
	CHECK_OBJ_NOTNULL(req->objcore, OBJCORE_MAGIC);

	VCL_miss_method(req->vcl, wrk, req, NULL, NULL);
	switch (wrk->handling) {
	case VCL_RET_FETCH:
		wrk->stats->cache_miss++;
		VBF_Fetch(wrk, req, req->objcore, req->stale_oc, VBF_NORMAL);
		if (req->stale_oc != NULL)
			(void)HSH_DerefObjCore(wrk, &req->stale_oc);
		req->req_step = R_STP_FETCH;
		return (REQ_FSM_MORE);
	case VCL_RET_SYNTH:
		req->req_step = R_STP_SYNTH;
		break;
	case VCL_RET_RESTART:
		req->req_step = R_STP_RESTART;
		break;
	case VCL_RET_PASS:
		req->req_step = R_STP_PASS;
		break;
	default:
		WRONG("Illegal return from vcl_miss{}");
	}
	VRY_Clear(req);
	if (req->stale_oc != NULL)
		(void)HSH_DerefObjCore(wrk, &req->stale_oc);
	AZ(HSH_DerefObjCore(wrk, &req->objcore));
	return (REQ_FSM_MORE);
}

开发者ID:gfraysse，项目名称:Varnish-Cache，代码行数:36，代码来源:cache_req_fsm.c

示例3: cmd_http_sendhex

static void
cmd_http_sendhex(CMD_ARGS)
{
	struct http *hp;
	char buf[3], *q;
	uint8_t *p;
	int i, j, l;

	(void)cmd;
	(void)vl;
	CAST_OBJ_NOTNULL(hp, priv, HTTP_MAGIC);
	AN(av[1]);
	AZ(av[2]);
	l = strlen(av[1]) / 2;
	p = malloc(l);
	AN(p);
	q = av[1];
	for (i = 0; i < l; i++) {
		while (vct_issp(*q))
			q++;
		if (*q == '\0')
			break;
		memcpy(buf, q, 2);
		q += 2;
		buf[2] = '\0';
		if (!vct_ishex(buf[0]) || !vct_ishex(buf[1]))
			vtc_log(hp->vl, 0, "Illegal Hex char \"%c%c\"",
			    buf[0], buf[1]);
		p[i] = (uint8_t)strtoul(buf, NULL, 16);
	}
	vtc_hexdump(hp->vl, 4, "sendhex", (void*)p, i);
	j = write(hp->fd, p, i);
	assert(j == i);
	free(p);

}

开发者ID:kj54321，项目名称:Varnish-Cache，代码行数:36，代码来源:vtc_http.c

示例4: ban_error

static const char *
ban_error(struct ban_proto *bp, const char *fmt, ...)
{
	va_list ap;

	CHECK_OBJ_NOTNULL(bp, BAN_PROTO_MAGIC);
	AN(bp->vsb);

	/* First error is sticky */
	if (bp->err == NULL) {
		if (fmt == ban_build_err_no_mem) {
			bp->err = ban_build_err_no_mem;
		} else {
			/* Record the error message in the vsb */
			VSB_clear(bp->vsb);
			va_start(ap, fmt);
			(void)VSB_vprintf(bp->vsb, fmt, ap);
			va_end(ap);
			AZ(VSB_finish(bp->vsb));
			bp->err = VSB_data(bp->vsb);
		}
	}
	return (bp->err);
}

开发者ID:preillyme，项目名称:Varnish-Cache，代码行数:24，代码来源:cache_ban_build.c

示例5: vxp_expr_num

static void
vxp_expr_num(struct vxp *vxp, struct vex_rhs **prhs)
{
	char *endptr;

	AN(prhs);
	AZ(*prhs);
	if (vxp->t->tok != VAL) {
		VSB_printf(vxp->sb, "Expected number got '%.*s' ", PF(vxp->t));
		vxp_ErrWhere(vxp, vxp->t, -1);
		return;
	}
	AN(vxp->t->dec);
	ALLOC_OBJ(*prhs, VEX_RHS_MAGIC);
	AN(*prhs);
	if (strchr(vxp->t->dec, '.')) {
		(*prhs)->type = VEX_FLOAT;
		(*prhs)->val_float = VNUM(vxp->t->dec);
		if (isnan((*prhs)->val_float)) {
			VSB_printf(vxp->sb, "Floating point parse error ");
			vxp_ErrWhere(vxp, vxp->t, -1);
			return;
		}
	} else {
		(*prhs)->type = VEX_INT;
		(*prhs)->val_int = strtoll(vxp->t->dec, &endptr, 0);
		while (isspace(*endptr))
			endptr++;
		if (*endptr != '\0') {
			VSB_printf(vxp->sb, "Integer parse error ");
			vxp_ErrWhere(vxp, vxp->t, -1);
			return;
		}
	}
	vxp_NextToken(vxp);
}

开发者ID:BMDan，项目名称:Varnish-Cache，代码行数:36，代码来源:vxp_parse.c

示例6: SES_Schedule

int
SES_Schedule(struct sess *sp)
{
	struct sessmem *sm;
	struct sesspool *pp;

	CHECK_OBJ_NOTNULL(sp, SESS_MAGIC);

	AZ(sp->wrk);

	sm = sp->mem;
	CHECK_OBJ_NOTNULL(sm, SESSMEM_MAGIC);

	pp = sm->pool;
	CHECK_OBJ_NOTNULL(pp, SESSPOOL_MAGIC);

	AN(pp->pool);

	if (Pool_Schedule(pp->pool, sp)) {
		SES_Delete(sp, "dropped");
		return (1);
	}
	return (0);
}

开发者ID:gsandie，项目名称:Varnish-Cache，代码行数:24，代码来源:cache_session.c

示例7: ses_vsl_socket

static void
ses_vsl_socket(struct sess *sp, const char *lsockname)
{
	struct sockaddr_storage ss;
	socklen_t sl;
	char laddr[ADDR_BUFSIZE];
	char lport[PORT_BUFSIZE];

	CHECK_OBJ_NOTNULL(sp, SESS_MAGIC);
	AN(lsockname);

	AN(sp->local_addr);
	sl = sizeof ss;
	AZ(getsockname(sp->fd, (void*)&ss, &sl));
	AN(VSA_Build(sp->local_addr, &ss, sl));
	assert(VSA_Sane(sp->local_addr));

	VTCP_name(sp->remote_addr,
	    sp->addr, sizeof sp->addr, sp->port, sizeof sp->port);
	VTCP_name(sp->local_addr, laddr, sizeof laddr, lport, sizeof lport);
	VSL(SLT_Begin, sp->vxid, "sess");
	VSL(SLT_SessOpen, sp->vxid, "%s %s %s %s %s %.6f %d",
	    sp->addr, sp->port, lsockname, laddr, lport, sp->t_open, sp->fd);
}

开发者ID:danche，项目名称:Varnish-Cache，代码行数:24，代码来源:cache_session.c

示例8: cmd_http_expect_close

static void
cmd_http_expect_close(CMD_ARGS)
{
	struct http *hp;
	struct pollfd fds[1];
	char c;
	int i;

	(void)cmd;
	(void)vl;
	CAST_OBJ_NOTNULL(hp, priv, HTTP_MAGIC);
	AZ(av[1]);
	assert(hp->sfd >= 0);

	vtc_log(vl, 4, "Expecting close (fd = %d)", hp->fd);
	while (1) {
		fds[0].fd = hp->fd;
		fds[0].events = POLLIN | POLLHUP | POLLERR;
		fds[0].revents = 0;
		i = poll(fds, 1, 1000);
		if (i == 0)
			vtc_log(vl, 0, "Expected close: timeout");
		if (i != 1 || !(fds[0].revents & POLLIN))
			vtc_log(vl, 0,
			    "Expected close: poll = %d, revents = 0x%x",
			    i, fds[0].revents);
		i = read(hp->fd, &c, 1);
		if (i == 0)
			break;
		if (i == 1 && vct_islws(c))
			continue;
		vtc_log(vl, 0,
		    "Expecting close: read = %d, c = 0x%02x", i, c);
	}
	vtc_log(vl, 4, "fd=%d EOF, as expected", hp->fd);
}

开发者ID:smallvil，项目名称:Cache-Terminator，代码行数:36，代码来源:vtc_http.c

示例9: VBP_Control

void
VBP_Control(const struct backend *be, int enable)
{
	struct vbp_target *vt;

	CHECK_OBJ_NOTNULL(be, BACKEND_MAGIC);
	vt = be->probe;
	CHECK_OBJ_NOTNULL(vt, VBP_TARGET_MAGIC);

	vbp_reset(vt);
	vbp_update_backend(vt);

	Lck_Lock(&vbp_mtx);
	if (enable) {
		assert(vt->heap_idx == BINHEAP_NOIDX);
		vt->due = VTIM_real();
		binheap_insert(vbp_heap, vt);
		AZ(pthread_cond_signal(&vbp_cond));
	} else {
		assert(vt->heap_idx != BINHEAP_NOIDX);
		binheap_delete(vbp_heap, vt->heap_idx);
	}
	Lck_Unlock(&vbp_mtx);
}

开发者ID:ElijahLynn，项目名称:Varnish-Cache，代码行数:24，代码来源:cache_backend_probe.c

示例10: FetchStorage

struct storage *
FetchStorage(const struct sess *sp, ssize_t sz)
{
	ssize_t l;
	struct storage *st;

	st = VTAILQ_LAST(&sp->obj->store, storagehead);
	if (st != NULL && st->len < st->space)
		return (st);

	l = fetchfrag;
	if (l == 0)
		l = sz;
	if (l == 0)
		l = params->fetch_chunksize * 1024LL;
	st = STV_alloc(sp, l);
	if (st == NULL) {
		errno = ENOMEM;
		return (NULL);
	}
	AZ(st->len);
	VTAILQ_INSERT_TAIL(&sp->obj->store, st, list);
	return (st);
}

开发者ID:midnightskinhead，项目名称:Varnish-Cache，代码行数:24，代码来源:cache_fetch.c

示例11: VEP_Finish

struct vsb *
VEP_Finish(struct vep_state *vep)
{
	ssize_t l, lcb;

	CHECK_OBJ_NOTNULL(vep, VEP_MAGIC);

	if (vep->include_src)
		VSB_destroy(&vep->include_src);
	if (vep->attr_vsb)
		VSB_destroy(&vep->attr_vsb);

	if (vep->state != VEP_START &&
	    vep->state != VEP_BOM &&
	    vep->state != VEP_TESTXML &&
	    vep->state != VEP_NOTXML &&
	    vep->state != VEP_NEXTTAG) {
		vep_error(vep, "VEP ended inside a tag");
	}

	if (vep->o_pending)
		vep_mark_common(vep, vep->ver_p, vep->last_mark);
	if (vep->o_wait > 0) {
		lcb = vep->cb(vep->vc, vep->cb_priv, 0, VGZ_ALIGN);
		vep_emit_common(vep, lcb - vep->o_last, vep->last_mark);
	}
	// NB: We don't account for PAD+SUM+LEN in gzip'ed objects
	(void)vep->cb(vep->vc, vep->cb_priv, 0, VGZ_FINISH);

	AZ(VSB_finish(vep->vsb));
	l = VSB_len(vep->vsb);
	if (vep->esi_found && l > 0)
		return (vep->vsb);
	VSB_destroy(&vep->vsb);
	return (NULL);
}

开发者ID:varnishcache，项目名称:varnish-cache，代码行数:36，代码来源:cache_esi_parse.c

示例12: vcc_expr4

static void
vcc_expr4(struct vcc *tl, struct expr **e, enum var_type fmt)
{
	struct expr *e1, *e2;
	const struct symbol *sym;
	double d;

	*e = NULL;
	if (tl->t->tok == '(') {
		SkipToken(tl, '(');
		vcc_expr0(tl, &e2, fmt);
		ERRCHK(tl);
		SkipToken(tl, ')');
		*e = vcc_expr_edit(e2->fmt, "(\v1)", e2, NULL);
		return;
	}
	switch(tl->t->tok) {
	case ID:
		/*
		 * XXX: what if var and func/proc had same name ?
		 * XXX: look for SYM_VAR first for consistency ?
		 */
		sym = VCC_FindSymbol(tl, tl->t, SYM_NONE);
		if (sym == NULL || sym->eval == NULL) {
			VSB_printf(tl->sb, "Symbol not found: ");
			vcc_ErrToken(tl, tl->t);
			VSB_printf(tl->sb, " (expected type %s):\n",
			    vcc_Type(fmt));
			vcc_ErrWhere(tl, tl->t);
			return;
		}
		AN(sym);
		switch(sym->kind) {
		case SYM_VAR:
		case SYM_FUNC:
		case SYM_BACKEND:
			AN(sym->eval);
			AZ(*e);
			sym->eval(tl, e, sym);
			return;
		default:
			break;
		}
		VSB_printf(tl->sb,
		    "Symbol type (%s) can not be used in expression.\n",
		    VCC_SymKind(tl, sym));
		vcc_ErrWhere(tl, tl->t);
		return;
	case CSTR:
		assert(fmt != VOID);
		e1 = vcc_new_expr();
		EncToken(e1->vsb, tl->t);
		e1->fmt = STRING;
		e1->t1 = tl->t;
		e1->constant = 1;
		vcc_NextToken(tl);
		AZ(VSB_finish(e1->vsb));
		*e = e1;
		break;
	case CNUM:
		/*
		 * XXX: %g may not have enough decimals by default
		 * XXX: but %a is ugly, isn't it ?
		 */
		assert(fmt != VOID);
		if (fmt == DURATION) {
			vcc_RTimeVal(tl, &d);
			ERRCHK(tl);
			e1 = vcc_mk_expr(DURATION, "%g", d);
		} else if (fmt == BYTES) {
			vcc_ByteVal(tl, &d);
			ERRCHK(tl);
			e1 = vcc_mk_expr(BYTES, "%.1f", d);
			ERRCHK(tl);
		} else if (fmt == REAL) {
			e1 = vcc_mk_expr(REAL, "%g", vcc_DoubleVal(tl));
			ERRCHK(tl);
		} else {
			e1 = vcc_mk_expr(INT, "%.*s", PF(tl->t));
			vcc_NextToken(tl);
		}
		e1->constant = 1;
		*e = e1;
		break;
	default:
		VSB_printf(tl->sb, "Unknown token ");
		vcc_ErrToken(tl, tl->t);
		VSB_printf(tl->sb, " when looking for %s\n\n", vcc_Type(fmt));
		vcc_ErrWhere(tl, tl->t);
		break;
	}
}

开发者ID:BabyOnlineSG，项目名称:pkg-varnish，代码行数:92，代码来源:vcc_expr.c

示例13: init_macro

static void
init_macro(void)
{
	AZ(pthread_mutex_init(&macro_mtx, NULL));
}

开发者ID:BMDan，项目名称:Varnish-Cache，代码行数:5，代码来源:vtc.c

示例14: pan_ic

pan_ic(const char *func, const char *file, int line, const char *cond,
    int err, enum vas_e kind)
{
	const char *q;
	struct req *req;
	struct busyobj *bo;

	AZ(pthread_mutex_lock(&panicstr_mtx)); /* Won't be released,
						  we're going to die
						  anyway */
	switch(kind) {
	case VAS_WRONG:
		VSB_printf(pan_vsp,
		    "Wrong turn at %s:%d:\n%s\n", file, line, cond);
		break;
	case VAS_VCL:
		VSB_printf(pan_vsp,
		    "Panic from VCL:\n  %s\n", cond);
		break;
	case VAS_MISSING:
		VSB_printf(pan_vsp,
		    "Missing errorhandling code in %s(), %s line %d:\n"
		    "  Condition(%s) not true.",
		    func, file, line, cond);
		break;
	case VAS_INCOMPLETE:
		VSB_printf(pan_vsp,
		    "Incomplete code in %s(), %s line %d:\n",
		    func, file, line);
		break;
	default:
	case VAS_ASSERT:
		VSB_printf(pan_vsp,
		    "Assert error in %s(), %s line %d:\n"
		    "  Condition(%s) not true.\n",
		    func, file, line, cond);
		break;
	}
	if (err)
		VSB_printf(pan_vsp, "errno = %d (%s)\n", err, strerror(err));

	q = THR_GetName();
	if (q != NULL)
		VSB_printf(pan_vsp, "thread = (%s)\n", q);

	VSB_printf(pan_vsp, "ident = %s,%s\n",
	    VSB_data(vident) + 1, WAIT_GetName());

	pan_backtrace();

	if (!FEATURE(FEATURE_SHORT_PANIC)) {
		req = THR_GetRequest();
		if (req != NULL) {
			pan_req(req);
			VSL_Flush(req->vsl, 0);
		}
		bo = THR_GetBusyobj();
		if (bo != NULL) {
			pan_busyobj(bo);
			VSL_Flush(bo->vsl, 0);
		}
	}
	VSB_printf(pan_vsp, "\n");
	VSB_bcat(pan_vsp, "", 1);	/* NUL termination */

	if (FEATURE(FEATURE_NO_COREDUMP))
		exit(4);
	else
		abort();
}

开发者ID:Open-Party，项目名称:Varnish-Cache，代码行数:70，代码来源:cache_panic.c

示例15: mpl_guard

static void *
mpl_guard(void *priv)
{
	struct mempool *mpl;
	struct memitem *mi = NULL;
	double mpl_slp __state_variable__(mpl_slp);
	double last = 0;

	CAST_OBJ_NOTNULL(mpl, priv, MEMPOOL_MAGIC);
	mpl_slp = 0.15;	// random
	while (1) {
		VTIM_sleep(mpl_slp);
		mpl_slp = 0.814;	// random
		mpl->t_now = VTIM_real();

		if (mi != NULL && (mpl->n_pool > mpl->param->max_pool ||
		    mi->size < *mpl->cur_size)) {
			FREE_OBJ(mi);
			mi = NULL;
		}

		if (mi == NULL && mpl->n_pool < mpl->param->min_pool)
			mi = mpl_alloc(mpl);


		if (mpl->n_pool < mpl->param->min_pool && mi != NULL) {
			/* can do */
		} else if (mpl->n_pool > mpl->param->max_pool && mi == NULL) {
			/* can do */
		} else if (!VTAILQ_EMPTY(&mpl->surplus)) {
			/* can do */
		} else if (last + .1 * mpl->param->max_age < mpl->t_now) {
			/* should do */
		} else if (mpl->self_destruct) {
			/* can do */
		} else {
			continue;	/* nothing to do */
		}

		mpl_slp = 0.314;	// random

		if (Lck_Trylock(&mpl->mtx))
			continue;

		if (mpl->self_destruct) {
			AZ(mpl->live);
			while (1) {
				if (mi == NULL) {
					mi = VTAILQ_FIRST(&mpl->list);
					if (mi != NULL) {
						mpl->vsc->pool = --mpl->n_pool;
						VTAILQ_REMOVE(&mpl->list,
						    mi, list);
					}
				}
				if (mi == NULL) {
					mi = VTAILQ_FIRST(&mpl->surplus);
					if (mi != NULL)
						VTAILQ_REMOVE(&mpl->surplus,
						    mi, list);
				}
				if (mi == NULL)
					break;
				FREE_OBJ(mi);
				mi = NULL;
			}
			VSM_Free(mpl->vsc);
			Lck_Unlock(&mpl->mtx);
			Lck_Delete(&mpl->mtx);
			FREE_OBJ(mpl);
			break;
		}

		if (mpl->n_pool < mpl->param->min_pool &&
		    mi != NULL && mi->size >= *mpl->cur_size) {
			CHECK_OBJ_NOTNULL(mi, MEMITEM_MAGIC);
			mpl->vsc->pool = ++mpl->n_pool;
			mi->touched = mpl->t_now;
			VTAILQ_INSERT_HEAD(&mpl->list, mi, list);
			mi = NULL;
			mpl_slp = .01;	// random

		}
		if (mpl->n_pool > mpl->param->max_pool && mi == NULL) {
			mi = VTAILQ_FIRST(&mpl->list);
			CHECK_OBJ_NOTNULL(mi, MEMITEM_MAGIC);
			mpl->vsc->pool = --mpl->n_pool;
			mpl->vsc->surplus++;
			VTAILQ_REMOVE(&mpl->list, mi, list);
			mpl_slp = .01;	// random
		}
		if (mi == NULL) {
			mi = VTAILQ_FIRST(&mpl->surplus);
			if (mi != NULL) {
				CHECK_OBJ_NOTNULL(mi, MEMITEM_MAGIC);
				VTAILQ_REMOVE(&mpl->surplus, mi, list);
				mpl_slp = .01;	// random
			}
		}
		if (mi == NULL && mpl->n_pool > mpl->param->min_pool) {
//.........这里部分代码省略.........

开发者ID:1HLtd，项目名称:Varnish-Cache，代码行数:101，代码来源:cache_mempool.c

示例16: ved_stripgzip

static void
ved_stripgzip(struct req *req, struct busyobj *bo)
{
	ssize_t start, last, stop, lpad;
	ssize_t l;
	char *p;
	uint32_t icrc;
	uint32_t ilen;
	uint64_t olen;
	uint8_t *dbits;
	uint8_t *pp;
	uint8_t tailbuf[8];
	enum objiter_status ois;
	void *oi;
	void *sp;
	ssize_t sl, ll, dl;
	struct ecx *ecx;
	struct req *preq;

	CHECK_OBJ_NOTNULL(req, REQ_MAGIC);
	CHECK_OBJ_NOTNULL(req->objcore, OBJCORE_MAGIC);
	CAST_OBJ_NOTNULL(ecx, req->transport_priv, ECX_MAGIC);
	preq = ecx->preq;

	if (bo != NULL)
		VBO_waitstate(bo, BOS_FINISHED);

	AN(ObjCheckFlag(req->wrk, req->objcore, OF_GZIPED));

	/*
	 * This is the interesting case: Deliver all the deflate
	 * blocks, stripping the "LAST" bit of the last one and
	 * padding it, as necessary, to a byte boundary.
	 */

	p = ObjGetattr(req->wrk, req->objcore, OA_GZIPBITS, &l);
	AN(p);
	assert(l == 32);
	start = vbe64dec(p);
	last = vbe64dec(p + 8);
	stop = vbe64dec(p + 16);
	olen = ObjGetLen(req->wrk, req->objcore);
	assert(start > 0 && start < olen * 8);
	assert(last > 0 && last < olen * 8);
	assert(stop > 0 && stop < olen * 8);
	assert(last >= start);
	assert(last < stop);

	/* The start bit must be byte aligned. */
	AZ(start & 7);

	/*
	 * XXX: optimize for the case where the 'last'
	 * XXX: bit is in a empty copy block
	 */

	memset(tailbuf, 0xdd, sizeof tailbuf);
	dbits = WS_Alloc(req->ws, 8);
	AN(dbits);
	ll = 0;
	oi = ObjIterBegin(req->wrk, req->objcore);
	do {
		ois = ObjIter(req->objcore, oi, &sp, &sl);
		pp = sp;
		if (sl > 0) {
			/* Skip over the GZIP header */
			dl = start / 8 - ll;
			if (dl > 0) {
				/* Before start, skip */
				if (dl > sl)
					dl = sl;
				ll += dl;
				sl -= dl;
				pp += dl;
			}
		}
		if (sl > 0) {
			/* The main body of the object */
			dl = last / 8 - ll;
			if (dl > 0) {
				if (dl > sl)
					dl = sl;
				if (ved_bytes(req, preq, VDP_NULL, pp, dl))
					break;
				ll += dl;
				sl -= dl;
				pp += dl;
			}
		}
		if (sl > 0 && ll == last / 8) {
			/* Remove the "LAST" bit */
			dbits[0] = *pp;
			dbits[0] &= ~(1U << (last & 7));
			if (ved_bytes(req, preq, VDP_NULL, dbits, 1))
				break;
			ll++;
			sl--;
			pp++;
		}
		if (sl > 0) {
//.........这里部分代码省略.........

开发者ID:zhoualbeart，项目名称:Varnish-Cache，代码行数:101，代码来源:cache_esi_deliver.c

示例17: VBF_Fetch

void
VBF_Fetch(struct worker *wrk, struct req *req, struct objcore *oc,
    struct objcore *oldoc, enum vbf_fetch_mode_e mode)
{
	struct boc *boc;
	struct busyobj *bo;
	const char *how;

	CHECK_OBJ_NOTNULL(wrk, WORKER_MAGIC);
	CHECK_OBJ_NOTNULL(req, REQ_MAGIC);
	CHECK_OBJ_NOTNULL(oc, OBJCORE_MAGIC);
	AN(oc->flags & OC_F_BUSY);
	CHECK_OBJ_ORNULL(oldoc, OBJCORE_MAGIC);

	bo = VBO_GetBusyObj(wrk, req);
	CHECK_OBJ_NOTNULL(bo, BUSYOBJ_MAGIC);

	boc = HSH_RefBoc(oc);
	CHECK_OBJ_NOTNULL(boc, BOC_MAGIC);

	switch (mode) {
	case VBF_PASS:
		how = "pass";
		bo->do_pass = 1;
		break;
	case VBF_NORMAL:
		how = "fetch";
		break;
	case VBF_BACKGROUND:
		how = "bgfetch";
		bo->is_bgfetch = 1;
		break;
	default:
		WRONG("Wrong fetch mode");
	}

	VSLb(bo->vsl, SLT_Begin, "bereq %u %s", VXID(req->vsl->wid), how);
	VSLb(req->vsl, SLT_Link, "bereq %u %s", VXID(bo->vsl->wid), how);

	THR_SetBusyobj(bo);

	bo->sp = req->sp;
	SES_Ref(bo->sp);

	AN(bo->vcl);

	oc->boc->vary = req->vary_b;
	req->vary_b = NULL;

	HSH_Ref(oc);
	AZ(bo->fetch_objcore);
	bo->fetch_objcore = oc;

	AZ(bo->stale_oc);
	if (oldoc != NULL) {
		assert(oldoc->refcnt > 0);
		HSH_Ref(oldoc);
		bo->stale_oc = oldoc;
	}

	AZ(bo->req);
	bo->req = req;

	bo->fetch_task.priv = bo;
	bo->fetch_task.func = vbf_fetch_thread;

	if (Pool_Task(wrk->pool, &bo->fetch_task, TASK_QUEUE_BO)) {
		wrk->stats->fetch_no_thread++;
		(void)vbf_stp_fail(req->wrk, bo);
		if (bo->stale_oc != NULL)
			(void)HSH_DerefObjCore(wrk, &bo->stale_oc, 0);
		HSH_DerefBoc(wrk, oc);
		SES_Rel(bo->sp);
		VBO_ReleaseBusyObj(wrk, &bo);
	} else {
		bo = NULL; /* ref transferred to fetch thread */
		if (mode == VBF_BACKGROUND) {
			ObjWaitState(oc, BOS_REQ_DONE);
			(void)VRB_Ignore(req);
		} else {
			ObjWaitState(oc, BOS_STREAM);
			if (oc->boc->state == BOS_FAILED) {
				AN((oc->flags & OC_F_FAILED));
			} else {
				AZ(oc->flags & OC_F_BUSY);
			}
		}
	}
	AZ(bo);
	VSLb_ts_req(req, "Fetch", W_TIM_real(wrk));
	assert(oc->boc == boc);
	HSH_DerefBoc(wrk, oc);
	if (mode == VBF_BACKGROUND)
		(void)HSH_DerefObjCore(wrk, &oc, HSH_RUSH_POLICY);
	THR_SetBusyobj(NULL);
}

开发者ID:ehocdet，项目名称:varnish-cache，代码行数:96，代码来源:cache_fetch.c

示例18: vbf_fetch_thread

vbf_fetch_thread(struct worker *wrk, void *priv)
{
	struct busyobj *bo;
	enum fetch_step stp;

	CHECK_OBJ_NOTNULL(wrk, WORKER_MAGIC);
	CAST_OBJ_NOTNULL(bo, priv, BUSYOBJ_MAGIC);
	CHECK_OBJ_NOTNULL(bo->req, REQ_MAGIC);
	CHECK_OBJ_NOTNULL(bo->fetch_objcore, OBJCORE_MAGIC);

	THR_SetBusyobj(bo);
	stp = F_STP_MKBEREQ;
	assert(isnan(bo->t_first));
	assert(isnan(bo->t_prev));
	VSLb_ts_busyobj(bo, "Start", W_TIM_real(wrk));

	bo->wrk = wrk;
	wrk->vsl = bo->vsl;

#if 0
	if (bo->stale_oc != NULL) {
		CHECK_OBJ_NOTNULL(bo->stale_oc, OBJCORE_MAGIC);
		/* We don't want the oc/stevedore ops in fetching thread */
		if (!ObjCheckFlag(wrk, bo->stale_oc, OF_IMSCAND))
			(void)HSH_DerefObjCore(wrk, &bo->stale_oc, 0);
	}
#endif

	while (stp != F_STP_DONE) {
		CHECK_OBJ_NOTNULL(bo, BUSYOBJ_MAGIC);
		assert(bo->fetch_objcore->boc->refcount >= 1);
		switch (stp) {
#define FETCH_STEP(l, U, arg)						\
		case F_STP_##U:						\
			stp = vbf_stp_##l arg;				\
			break;
#include "tbl/steps.h"
		default:
			WRONG("Illegal fetch_step");
		}
	}

	assert(bo->director_state == DIR_S_NULL);

	http_Teardown(bo->bereq);
	http_Teardown(bo->beresp);

	if (bo->fetch_objcore->boc->state == BOS_FINISHED) {
		AZ(bo->fetch_objcore->flags & OC_F_FAILED);
		VSLb(bo->vsl, SLT_Length, "%ju",
		    (uintmax_t)ObjGetLen(bo->wrk, bo->fetch_objcore));
	}
	// AZ(bo->fetch_objcore->boc);	// XXX

	if (bo->stale_oc != NULL)
		(void)HSH_DerefObjCore(wrk, &bo->stale_oc, 0);

	wrk->vsl = NULL;
	HSH_DerefBoc(wrk, bo->fetch_objcore);
	SES_Rel(bo->sp);
	VBO_ReleaseBusyObj(wrk, &bo);
	THR_SetBusyobj(NULL);
}

开发者ID:ehocdet，项目名称:varnish-cache，代码行数:63，代码来源:cache_fetch.c

示例19: vbf_stp_fetch

static enum fetch_step
vbf_stp_fetch(struct worker *wrk, struct busyobj *bo)
{
	const char *p;

	CHECK_OBJ_NOTNULL(wrk, WORKER_MAGIC);
	CHECK_OBJ_NOTNULL(bo, BUSYOBJ_MAGIC);
	CHECK_OBJ_NOTNULL(bo->fetch_objcore, OBJCORE_MAGIC);

	assert(wrk->handling == VCL_RET_DELIVER);

	if (vbf_figure_out_vfp(bo)) {
		(bo)->htc->doclose = SC_OVERLOAD;
		VDI_Finish((bo)->wrk, bo);
		return (F_STP_ERROR);
	}

	if (bo->fetch_objcore->flags & OC_F_PRIVATE)
		AN(bo->uncacheable);

	bo->fetch_objcore->boc->len_so_far = 0;

	if (VFP_Open(bo->vfc)) {
		(void)VFP_Error(bo->vfc, "Fetch pipeline failed to open");
		bo->htc->doclose = SC_RX_BODY;
		VDI_Finish(bo->wrk, bo);
		return (F_STP_ERROR);
	}

	if (vbf_beresp2obj(bo)) {
		(void)VFP_Error(bo->vfc, "Could not get storage");
		bo->htc->doclose = SC_RX_BODY;
		VFP_Close(bo->vfc);
		VDI_Finish(bo->wrk, bo);
		return (F_STP_ERROR);
	}

	if (bo->do_esi)
		ObjSetFlag(bo->wrk, bo->fetch_objcore, OF_ESIPROC, 1);

	if (bo->do_gzip || (bo->is_gzip && !bo->do_gunzip))
		ObjSetFlag(bo->wrk, bo->fetch_objcore, OF_GZIPED, 1);

	if (bo->do_gzip || bo->do_gunzip)
		ObjSetFlag(bo->wrk, bo->fetch_objcore, OF_CHGGZIP, 1);

	if (!(bo->fetch_objcore->flags & OC_F_PASS) &&
	    http_IsStatus(bo->beresp, 200) && (
	      http_GetHdr(bo->beresp, H_Last_Modified, &p) ||
	      http_GetHdr(bo->beresp, H_ETag, &p)))
		ObjSetFlag(bo->wrk, bo->fetch_objcore, OF_IMSCAND, 1);

	if (bo->htc->body_status != BS_NONE &&
	    VDI_GetBody(bo->wrk, bo) != 0) {
		(void)VFP_Error(bo->vfc,
		    "GetBody failed - workspace_backend overflow?");
		VFP_Close(bo->vfc);
		bo->htc->doclose = SC_OVERLOAD;
		VDI_Finish(bo->wrk, bo);
		return (F_STP_ERROR);
	}

	assert(bo->fetch_objcore->boc->refcount >= 1);

	assert(bo->fetch_objcore->boc->state == BOS_REQ_DONE);

	if (bo->do_stream) {
		ObjSetState(wrk, bo->fetch_objcore, BOS_PREP_STREAM);
		HSH_Unbusy(wrk, bo->fetch_objcore);
		ObjSetState(wrk, bo->fetch_objcore, BOS_STREAM);
	}

	VSLb(bo->vsl, SLT_Fetch_Body, "%u %s %s",
	    bo->htc->body_status, body_status_2str(bo->htc->body_status),
	    bo->do_stream ? "stream" : "-");

	if (bo->htc->body_status != BS_NONE) {
		assert(bo->htc->body_status != BS_ERROR);
		return (F_STP_FETCHBODY);
	}
	AZ(bo->vfc->failed);
	return (F_STP_FETCHEND);
}

开发者ID:ehocdet，项目名称:varnish-cache，代码行数:83，代码来源:cache_fetch.c

示例20: vbf_stp_startfetch

static enum fetch_step
vbf_stp_startfetch(struct worker *wrk, struct busyobj *bo)
{
	int i;
	double now;

	CHECK_OBJ_NOTNULL(wrk, WORKER_MAGIC);
	CHECK_OBJ_NOTNULL(bo, BUSYOBJ_MAGIC);

	AZ(bo->storage);
	bo->storage = bo->do_pass ? stv_transient : STV_next();

	if (bo->retries > 0)
		http_Unset(bo->bereq, "\012X-Varnish:");

	http_PrintfHeader(bo->bereq, "X-Varnish: %u", VXID(bo->vsl->wid));

	VCL_backend_fetch_method(bo->vcl, wrk, NULL, bo, NULL);

	bo->uncacheable = bo->do_pass;
	if (wrk->handling == VCL_RET_ABANDON || wrk->handling == VCL_RET_FAIL)
		return (F_STP_FAIL);

	assert (wrk->handling == VCL_RET_FETCH);

	HTTP_Setup(bo->beresp, bo->ws, bo->vsl, SLT_BerespMethod);

	assert(bo->fetch_objcore->boc->state <= BOS_REQ_DONE);

	AZ(bo->htc);

	VFP_Setup(bo->vfc, wrk);
	bo->vfc->oc = bo->fetch_objcore;
	bo->vfc->resp = bo->beresp;
	bo->vfc->req = bo->bereq;

	i = VDI_GetHdr(wrk, bo);

	now = W_TIM_real(wrk);
	VSLb_ts_busyobj(bo, "Beresp", now);

	if (i) {
		assert(bo->director_state == DIR_S_NULL);
		return (F_STP_ERROR);
	}

	http_VSL_log(bo->beresp);

	if (bo->htc->body_status == BS_ERROR) {
		bo->htc->doclose = SC_RX_BODY;
		VDI_Finish(bo->wrk, bo);
		VSLb(bo->vsl, SLT_Error, "Body cannot be fetched");
		assert(bo->director_state == DIR_S_NULL);
		return (F_STP_ERROR);
	}

	if (!http_GetHdr(bo->beresp, H_Date, NULL)) {
		/*
		 * RFC 2616 14.18 Date: The Date general-header field
		 * represents the date and time at which the message was
		 * originated, having the same semantics as orig-date in
		 * RFC 822. ... A received message that does not have a
		 * Date header field MUST be assigned one by the recipient
		 * if the message will be cached by that recipient or
		 * gatewayed via a protocol which requires a Date.
		 *
		 * If we didn't get a Date header, we assign one here.
		 */
		http_TimeHeader(bo->beresp, "Date: ", now);
	}

	/*
	 * These two headers can be spread over multiple actual headers
	 * and we rely on their content outside of VCL, so collect them
	 * into one line here.
	 */
	http_CollectHdr(bo->beresp, H_Cache_Control);
	http_CollectHdr(bo->beresp, H_Vary);

	if (bo->fetch_objcore->flags & OC_F_PRIVATE) {
		/* private objects have negative TTL */
		bo->fetch_objcore->t_origin = now;
		bo->fetch_objcore->ttl = -1.;
		bo->fetch_objcore->grace = 0;
		bo->fetch_objcore->keep = 0;
	} else {
		/* What does RFC2616 think about TTL ? */
		RFC2616_Ttl(bo, now,
		    &bo->fetch_objcore->t_origin,
		    &bo->fetch_objcore->ttl,
		    &bo->fetch_objcore->grace,
		    &bo->fetch_objcore->keep
		    );
	}

	AZ(bo->do_esi);
	AZ(bo->was_304);

	if (http_IsStatus(bo->beresp, 304)) {
		if (bo->stale_oc != NULL &&
//.........这里部分代码省略.........

开发者ID:ehocdet，项目名称:varnish-cache，代码行数:101，代码来源:cache_fetch.c

注：本文中的AZ函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ AZ函数代码示例

示例1: vfp_nop_bytes

示例2: cnt_miss

示例3: cmd_http_sendhex

示例4: ban_error

示例5: vxp_expr_num

示例6: SES_Schedule

示例7: ses_vsl_socket

示例8: cmd_http_expect_close

示例9: VBP_Control

示例10: FetchStorage

示例11: VEP_Finish

示例12: vcc_expr4

示例13: init_macro

示例14: pan_ic

示例15: mpl_guard

示例16: ved_stripgzip

示例17: VBF_Fetch

示例18: vbf_fetch_thread

示例19: vbf_stp_fetch

示例20: vbf_stp_startfetch

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