C++ prop_dictionary_get函数代码示例

static int
settunnel(prop_dictionary_t env, prop_dictionary_t oenv)
{
	const struct paddr_prefix *srcpfx, *dstpfx;
	struct if_laddrreq req;
	prop_data_t srcdata, dstdata;

	srcdata = (prop_data_t)prop_dictionary_get(env, "tunsrc");
	dstdata = (prop_data_t)prop_dictionary_get(env, "tundst");

	if (srcdata == NULL || dstdata == NULL) {
		warnx("%s.%d", __func__, __LINE__);
		errno = ENOENT;
		return -1;
	}

	srcpfx = prop_data_data_nocopy(srcdata);
	dstpfx = prop_data_data_nocopy(dstdata);

	if (srcpfx->pfx_addr.sa_family != dstpfx->pfx_addr.sa_family)
		errx(EXIT_FAILURE,
		    "source and destination address families do not match");

	memset(&req, 0, sizeof(req));
	memcpy(&req.addr, &srcpfx->pfx_addr,
	    MIN(sizeof(req.addr), srcpfx->pfx_addr.sa_len));
	memcpy(&req.dstaddr, &dstpfx->pfx_addr,
	    MIN(sizeof(req.dstaddr), dstpfx->pfx_addr.sa_len));

#ifdef INET6
	if (req.addr.ss_family == AF_INET6) {
		struct sockaddr_in6 *s6, *d;

		s6 = (struct sockaddr_in6 *)&req.addr;
		d = (struct sockaddr_in6 *)&req.dstaddr;
		if (s6->sin6_scope_id != d->sin6_scope_id) {
			errx(EXIT_FAILURE, "scope mismatch");
			/* NOTREACHED */
		}
		if (IN6_IS_ADDR_MULTICAST(&d->sin6_addr) ||
		    IN6_IS_ADDR_MULTICAST(&s6->sin6_addr))
			errx(EXIT_FAILURE, "tunnel src/dst is multicast");
		/* embed scopeid */
		if (s6->sin6_scope_id &&
		    IN6_IS_ADDR_LINKLOCAL(&s6->sin6_addr)) {
			*(u_int16_t *)&s6->sin6_addr.s6_addr[2] =
			    htons(s6->sin6_scope_id);
		}
		if (d->sin6_scope_id && IN6_IS_ADDR_LINKLOCAL(&d->sin6_addr)) {
			*(u_int16_t *)&d->sin6_addr.s6_addr[2] =
			    htons(d->sin6_scope_id);
		}
	}
#endif /* INET6 */

	if (direct_ioctl(env, SIOCSLIFPHYADDR, &req) == -1)
		warn("SIOCSLIFPHYADDR");
	return 0;
}

static int __noinline
npf_mk_natlist(npf_ruleset_t *nset, prop_array_t natlist,
    prop_dictionary_t errdict)
{
	prop_object_iterator_t it;
	prop_dictionary_t natdict;
	int error;

	/* NAT policies - array. */
	if (prop_object_type(natlist) != PROP_TYPE_ARRAY) {
		NPF_ERR_DEBUG(errdict);
		return EINVAL;
	}

	error = 0;
	it = prop_array_iterator(natlist);
	while ((natdict = prop_object_iterator_next(it)) != NULL) {
		npf_rule_t *rl = NULL;
		npf_natpolicy_t *np;

		/* NAT policy - dictionary. */
		if (prop_object_type(natdict) != PROP_TYPE_DICTIONARY) {
			NPF_ERR_DEBUG(errdict);
			error = EINVAL;
			break;
		}

		/*
		 * NAT policies are standard rules, plus additional
		 * information for translation.  Make a rule.
		 */
		error = npf_mk_singlerule(natdict, NULL, &rl, errdict);
		if (error) {
			break;
		}
		npf_ruleset_insert(nset, rl);

		/* If rule is named, it is a group with NAT policies. */
		if (prop_dictionary_get(natdict, "name") &&
		    prop_dictionary_get(natdict, "subrules")) {
			continue;
		}

		/* Allocate a new NAT policy and assign to the rule. */
		np = npf_nat_newpolicy(natdict, nset);
		if (np == NULL) {
			NPF_ERR_DEBUG(errdict);
			error = ENOMEM;
			break;
		}
		npf_rule_setnat(rl, np);
	}
	prop_object_iterator_release(it);
	/*
	 * Note: in a case of error, caller will free entire NAT ruleset
	 * with assigned NAT policies.
	 */
	return error;
}

static int __noinline
npf_mk_rules(npf_ruleset_t *rlset, prop_array_t rules, prop_array_t rprocs,
    prop_dictionary_t errdict)
{
	prop_object_iterator_t it;
	prop_dictionary_t rldict, rpdict;
	int error;

	/* Rule procedures and the ruleset - arrays. */
	if (prop_object_type(rprocs) != PROP_TYPE_ARRAY ||
	    prop_object_type(rules) != PROP_TYPE_ARRAY) {
		NPF_ERR_DEBUG(errdict);
		return EINVAL;
	}

	it = prop_array_iterator(rprocs);
	while ((rpdict = prop_object_iterator_next(it)) != NULL) {
		if (prop_dictionary_get(rpdict, "rproc-ptr")) {
			prop_object_iterator_release(it);
			NPF_ERR_DEBUG(errdict);
			return EINVAL;
		}
	}
	prop_object_iterator_release(it);

	error = 0;
	it = prop_array_iterator(rules);
	while ((rldict = prop_object_iterator_next(it)) != NULL) {
		prop_array_t subrules;
		npf_ruleset_t *rlsetsub;
		npf_rule_t *rl;

		/* Generate a single rule. */
		error = npf_mk_singlerule(rldict, rprocs, &rl, errdict);
		if (error) {
			break;
		}
		npf_ruleset_insert(rlset, rl);

		/* Check for sub-rules and generate, if any. */
		subrules = prop_dictionary_get(rldict, "subrules");
		if (subrules == NULL) {
			/* No subrules, next.. */
			continue;
		}
		rlsetsub = npf_rule_subset(rl);
		error = npf_mk_subrules(rlsetsub, subrules, rprocs, errdict);
		if (error)
			break;
	}
	prop_object_iterator_release(it);
	/*
	 * Note: in a case of error, caller will free the ruleset.
	 */
	return error;
}

void HIDDEN
xbps_pkg_find_conflicts(struct xbps_handle *xhp, prop_dictionary_t pkg_repod)
{
	prop_array_t pkg_cflicts, trans_cflicts;
	prop_dictionary_t pkgd;
	const char *cfpkg, *repopkgver, *pkgver;
	char *buf;
	size_t i;

	pkg_cflicts = prop_dictionary_get(pkg_repod, "conflicts");
	if (pkg_cflicts == NULL || prop_array_count(pkg_cflicts) == 0)
		return;

	trans_cflicts = prop_dictionary_get(xhp->transd, "conflicts");
	prop_dictionary_get_cstring_nocopy(pkg_repod, "pkgver", &repopkgver);

	for (i = 0; i < prop_array_count(pkg_cflicts); i++) {
		prop_array_get_cstring_nocopy(pkg_cflicts, i, &cfpkg);
		/*
		 * Check if current pkg conflicts with an installed package.
		 */
		if ((pkgd = xbps_pkgdb_get_pkgd(xhp, cfpkg, true))) {
			prop_dictionary_get_cstring_nocopy(pkgd,
			    "pkgver", &pkgver);
			buf = xbps_xasprintf("%s conflicts with "
			    "installed pkg %s", repopkgver, pkgver);
			assert(buf != NULL);
			prop_array_add_cstring(trans_cflicts, buf);
			free(buf);
			continue;
		}
		/*
		 * Check if current pkg conflicts with any pkg in transaction.
		 */
		pkgd = xbps_find_pkg_in_dict_by_pattern(xhp, xhp->transd,
		    "unsorted_deps", cfpkg);
		if (pkgd != NULL) {
			prop_dictionary_get_cstring_nocopy(pkgd,
			    "pkgver", &pkgver);
			buf = xbps_xasprintf("%s conflicts with "
			   "%s in transaction", repopkgver, pkgver);
			assert(buf != NULL);
			prop_array_add_cstring(trans_cflicts, buf);
			free(buf);
			continue;
		}
	}
}

static int
acpi_debug_sysctl_level(SYSCTLFN_ARGS)
{
	char buf[ACPI_DEBUG_MAX];
	struct sysctlnode node;
	prop_object_t obj;
	int error;

	node = *rnode;
	node.sysctl_data = buf;

	(void)memcpy(node.sysctl_data, rnode->sysctl_data, ACPI_DEBUG_MAX);

	error = sysctl_lookup(SYSCTLFN_CALL(&node));

	if (error || newp == NULL)
		return error;

	obj = prop_dictionary_get(acpi_debug_level_d, node.sysctl_data);

	if (obj == NULL)
		return EINVAL;

	AcpiDbgLevel = prop_number_unsigned_integer_value(obj);

	(void)memcpy(rnode->sysctl_data, node.sysctl_data, ACPI_DEBUG_MAX);

	return 0;
}

/*
 * Translate command sent from libdevmapper to func.
 */
static int
dm_cmd_to_fun(prop_dictionary_t dm_dict) {
	int i, r;
	prop_string_t command;
	
	r = 0;

	if ((command = prop_dictionary_get(dm_dict, DM_IOCTL_COMMAND)) == NULL)
		return EINVAL;

	for(i = 0; cmd_fn[i].cmd != NULL; i++)
		if (prop_string_equals_cstring(command, cmd_fn[i].cmd))
			break;

	if (!cmd_fn[i].allowed && 
	    (r = kauth_authorize_system(kauth_cred_get(),
	    KAUTH_SYSTEM_DEVMAPPER, 0, NULL, NULL, NULL)) != 0)
		return r;

	if (cmd_fn[i].cmd == NULL)
		return EINVAL;

	aprint_debug("ioctl %s called\n", cmd_fn[i].cmd);
	r = cmd_fn[i].fn(dm_dict);

	return r;
}

/*
 * npfctl_sessions_load: import a list of sessions, reconstruct them and load.
 */
int
npfctl_sessions_load(u_long cmd, void *data)
{
	const struct plistref *pref = data;
	npf_sehash_t *sehasht = NULL;
	prop_dictionary_t sesdict, sedict;
	prop_object_iterator_t it;
	prop_array_t selist;
	int error;

	/* Retrieve the dictionary containing session and NAT policy lists. */
	error = prop_dictionary_copyin_ioctl(pref, cmd, &sesdict);
	if (error)
		return error;

	/*
	 * Note: session objects contain the references to the NAT policy
	 * entries.  Therefore, no need to directly access it.
	 */
	selist = prop_dictionary_get(sesdict, "session-list");
	if (prop_object_type(selist) != PROP_TYPE_ARRAY) {
		error = EINVAL;
		goto fail;
	}

	/* Create a session hash table. */
	sehasht = sess_htable_create();
	if (sehasht == NULL) {
		error = ENOMEM;
		goto fail;
	}

	/*
	 * Iterate through and construct each session.
	 */
	error = 0;
	it = prop_array_iterator(selist);
	npf_core_enter();
	while ((sedict = prop_object_iterator_next(it)) != NULL) {
		/* Session - dictionary. */
		if (prop_object_type(sedict) != PROP_TYPE_DICTIONARY) {
			error = EINVAL;
			goto fail;
		}
		/* Construct and insert real session structure. */
		error = npf_session_restore(sehasht, sedict);
		if (error) {
			goto fail;
		}
	}
	npf_core_exit();
	sess_htable_reload(sehasht);
fail:
	prop_object_release(selist);
	if (error && sehasht) {
		/* Destroy session table. */
		sess_htable_destroy(sehasht);
	}
	return error;
}

int
npfctl_remove_rule(u_long cmd, void *data)
{
	struct plistref *pref = data;
	prop_dictionary_t dict, errdict;
	prop_object_t obj;
	const char *name;
	int error, numrules;

	/* Retrieve and construct the rule. */
	error = prop_dictionary_copyin_ioctl(pref, cmd, &dict);
	if (error) {
		return error;
	}

	/* Dictionary for error reporting. */
	errdict = prop_dictionary_create();

	obj = prop_dictionary_get(dict, "name");
	name = prop_string_cstring_nocopy(obj);
	npf_rule_t *rl;
	error = npf_mk_singlerule(dict, prop_array_create(), &rl, errdict);

	npf_core_enter();
	numrules = npf_named_ruleset_remove(name, npf_core_ruleset(), rl);
	npf_core_exit();
	prop_object_release(dict);

	/* Error report. */
	prop_dictionary_set_int32(errdict, "errno", error);
	prop_dictionary_set_int32(errdict, "numrules", numrules);
	prop_dictionary_copyout_ioctl(pref, cmd, errdict);
	prop_object_release(errdict);
	return error;
}

static int __noinline
npf_mk_table_entries(npf_table_t *t, prop_array_t entries)
{
	prop_object_iterator_t eit;
	prop_dictionary_t ent;
	int error = 0;

	if (prop_object_type(entries) != PROP_TYPE_ARRAY) {
		return EINVAL;
	}
	eit = prop_array_iterator(entries);
	while ((ent = prop_object_iterator_next(eit)) != NULL) {
		const npf_addr_t *addr;
		npf_netmask_t mask;
		int alen;

		/* Get address and mask.  Add a table entry. */
		prop_object_t obj = prop_dictionary_get(ent, "addr");
		addr = (const npf_addr_t *)prop_data_data_nocopy(obj);
		prop_dictionary_get_uint8(ent, "mask", &mask);
		alen = prop_data_size(obj);

		error = npf_table_insert(t, alen, addr, mask);
		if (error)
			break;
	}
	prop_object_iterator_release(eit);
	return error;
}

static npf_rproc_t *
npf_mk_singlerproc(prop_dictionary_t rpdict)
{
	prop_object_iterator_t it;
	prop_dictionary_t extdict;
	prop_array_t extlist;
	npf_rproc_t *rp;

	extlist = prop_dictionary_get(rpdict, "extcalls");
	if (prop_object_type(extlist) != PROP_TYPE_ARRAY) {
		return NULL;
	}

	rp = npf_rproc_create(rpdict);
	if (rp == NULL) {
		return NULL;
	}

	it = prop_array_iterator(extlist);
	while ((extdict = prop_object_iterator_next(it)) != NULL) {
		const char *name;

		if (!prop_dictionary_get_cstring_nocopy(extdict,
		    "name", &name) || npf_ext_construct(name, rp, extdict)) {
			npf_rproc_release(rp);
			rp = NULL;
			break;
		}
	}
	prop_object_iterator_release(it);
	return rp;
}

static void
via_mapchan(const struct pci_attach_args *pa,	struct pciide_channel *cp,
    pcireg_t interface, int (*pci_intr)(void *))
{
	struct ata_channel *wdc_cp;
	struct pciide_softc *sc;
	prop_bool_t compat_nat_enable;

	wdc_cp = &cp->ata_channel;
	sc = CHAN_TO_PCIIDE(&cp->ata_channel);
	compat_nat_enable = prop_dictionary_get(
	    device_properties(sc->sc_wdcdev.sc_atac.atac_dev),
	      "use-compat-native-irq");

	if (interface & PCIIDE_INTERFACE_PCI(wdc_cp->ch_channel)) {
		/* native mode with irq 14/15 requested? */
		if (compat_nat_enable != NULL &&
		    prop_bool_true(compat_nat_enable))
			via_mapregs_compat_native(pa, cp);
		else
			pciide_mapregs_native(pa, cp, pci_intr);
	} else {
		pciide_mapregs_compat(pa, cp, wdc_cp->ch_channel);
		if ((cp->ata_channel.ch_flags & ATACH_DISABLED) == 0)
			pciide_map_compat_intr(pa, cp, wdc_cp->ch_channel);
	}
	wdcattach(wdc_cp);
}

void
ibm4xx_device_register(struct device *dev, void *aux)
{
    struct device *parent = device_parent(dev);

    if (device_is_a(dev, "emac") && device_is_a(parent, "opb")) {
        /* Set the mac-addr of the on-chip Ethernet. */
        struct opb_attach_args *oaa = aux;

        if (oaa->opb_instance < 10) {
            prop_data_t pd;
            unsigned char prop_name[15];

            snprintf(prop_name, sizeof(prop_name),
                     "emac%d-mac-addr", oaa->opb_instance);

            pd = prop_dictionary_get(board_properties, prop_name);
            if (pd == NULL) {
                printf("WARNING: unable to get mac-addr "
                       "property from board properties\n");
                return;
            }
            if (prop_dictionary_set(device_properties(dev),
                                    "mac-addr", pd) == false) {
                printf("WARNING: unable to set mac-addr "
                       "property for %s\n", dev->dv_xname);
            }
        }
        return;
    }
}

/*
 * npfctl_update_rule: reload a specific rule identified by the name.
 */
int
npfctl_update_rule(u_long cmd, void *data)
{
	struct plistref *pref = data;
	prop_dictionary_t dict, errdict;
	prop_array_t subrules;
	prop_object_t obj;
	npf_ruleset_t *rlset;
	const char *name;
	int error;

	/* Retrieve and construct the rule. */
	error = prop_dictionary_copyin_ioctl(pref, cmd, &dict);
	if (error) {
		return error;
	}

	/* Dictionary for error reporting. */
	errdict = prop_dictionary_create();

	/* Create the ruleset and construct sub-rules. */
	rlset = npf_ruleset_create();
	subrules = prop_dictionary_get(dict, "subrules");
	error = npf_mk_subrules(rlset, subrules, NULL, errdict);
	if (error) {
		goto out;
	}

	/* Lookup the rule by name, and replace its subset (sub-rules). */
	obj = prop_dictionary_get(dict, "name");
	name = prop_string_cstring_nocopy(obj);
	if (npf_ruleset_replace(name, rlset) == NULL) {
		/* Not found. */
		error = ENOENT;
out:		/* Error path. */
		npf_ruleset_destroy(rlset);
	}
	prop_object_release(dict);

	/* Error report. */
	prop_dictionary_set_int32(errdict, "errno", error);
	prop_dictionary_copyout_ioctl(pref, cmd, errdict);
	prop_object_release(errdict);
	return error;
}

static int __noinline
npf_mk_singlerule(prop_dictionary_t rldict, npf_rprocset_t *rpset,
    npf_rule_t **rlret, prop_dictionary_t errdict)
{
	npf_rule_t *rl;
	const char *rname;
	prop_object_t obj;
	int p, error = 0;

	/* Rule - dictionary. */
	if (prop_object_type(rldict) != PROP_TYPE_DICTIONARY) {
		NPF_ERR_DEBUG(errdict);
		return EINVAL;
	}
	if ((rl = npf_rule_alloc(rldict)) == NULL) {
		NPF_ERR_DEBUG(errdict);
		return EINVAL;
	}

	/* Assign rule procedure, if any. */
	if (prop_dictionary_get_cstring_nocopy(rldict, "rproc", &rname)) {
		npf_rproc_t *rp;

		if (rpset == NULL) {
			error = EINVAL;
			goto err;
		}
		if ((rp = npf_rprocset_lookup(rpset, rname)) == NULL) {
			NPF_ERR_DEBUG(errdict);
			error = EINVAL;
			goto err;
		}
		npf_rule_setrproc(rl, rp);
	}

	/* Filter code (binary data). */
	if ((obj = prop_dictionary_get(rldict, "code")) != NULL) {
		int type;
		size_t len;
		void *code;

		prop_dictionary_get_int32(rldict, "code-type", &type);
		error = npf_mk_code(obj, type, &code, &len, errdict);
		if (error) {
			goto err;
		}
		npf_rule_setcode(rl, type, code, len);
	}

	*rlret = rl;
	return 0;
err:
	npf_rule_free(rl);
	prop_dictionary_get_int32(rldict, "prio", &p); /* XXX */
	prop_dictionary_set_int32(errdict, "id", p);
	return error;
}

/*
 * Rename selected devices old name is in struct dm_ioctl.
 * newname is taken from dictionary
 *
 * <key>cmd_data</key>
 *  <array>
 *   <string>...</string>
 *  </array>
 */
int
dm_dev_rename_ioctl(prop_dictionary_t dm_dict)
{
#if 0
	prop_array_t cmd_array;
	dm_dev_t *dmv;

	const char *name, *uuid, *n_name;
	uint32_t flags, minor;

	name = NULL;
	uuid = NULL;
	minor = 0;

	/* Get needed values from dictionary. */
	prop_dictionary_get_cstring_nocopy(dm_dict, DM_IOCTL_NAME, &name);
	prop_dictionary_get_cstring_nocopy(dm_dict, DM_IOCTL_UUID, &uuid);
	prop_dictionary_get_uint32(dm_dict, DM_IOCTL_FLAGS, &flags);
	prop_dictionary_get_uint32(dm_dict, DM_IOCTL_MINOR, &minor);

	dm_dbg_print_flags(flags);

	cmd_array = prop_dictionary_get(dm_dict, DM_IOCTL_CMD_DATA);

	prop_array_get_cstring_nocopy(cmd_array, 0, &n_name);

	if (strlen(n_name) + 1 > DM_NAME_LEN)
		return EINVAL;

	if ((dmv = dm_dev_rem(NULL, name, uuid, minor)) == NULL) {
		DM_REMOVE_FLAG(flags, DM_EXISTS_FLAG);
		return ENOENT;
	}
	/* change device name */
	/*
	 * XXX How to deal with this change, name only used in
	 * dm_dev_routines, should I add dm_dev_change_name which will run
	 * under the dm_dev_list mutex ?
	 */
	strlcpy(dmv->name, n_name, DM_NAME_LEN);

	prop_dictionary_set_uint32(dm_dict, DM_IOCTL_OPEN, dmv->table_head.io_cnt);
	prop_dictionary_set_uint32(dm_dict, DM_IOCTL_MINOR, dmv->minor);
	prop_dictionary_set_cstring(dm_dict, DM_IOCTL_UUID, dmv->uuid);

	dm_dev_insert(dmv);
#endif

	/*
	 * XXX: the rename is not yet implemented. The main complication
	 *	here is devfs. We'd probably need a new function, rename_dev()
	 *	that would trigger a node rename in devfs.
	 */
	kprintf("dm_dev_rename_ioctl called, but not implemented!\n");
	return 0;
}