static xml_node_t *
__ni_ifup_generate_match(ni_ifworker_t *w)
{
xml_node_t *match, *op;
unsigned int i;
if (!(match = xml_node_new(NI_NANNY_IFPOLICY_MATCH, NULL)))
return NULL;
if (w->children.count) {
op = xml_node_new(NI_NANNY_IFPOLICY_MATCH_COND_OR, match);
if (!__ni_ifup_generate_match_dev(op, w)) {
xml_node_free(match);
return NULL;
}
for (i = 0; i < w->children.count; i++) {
ni_ifworker_t *child = w->children.data[i];
if (!__ni_ifup_generate_match_dev(op, child)) {
xml_node_free(match);
return NULL;
}
}
} else {
if (!__ni_ifup_generate_match_dev(match, w)) {
xml_node_free(match);
return NULL;
}
}
return match;
}
xml_node_t *
xml_node_scan(FILE *fp, const char *location)
{
xml_reader_t reader;
xml_node_t *root = xml_node_new(NULL, NULL);
if (xml_reader_init_file(&reader, fp, location) < 0)
return NULL;
if (reader.shared_location)
root->location = xml_location_new(reader.shared_location, reader.lineCount);
/* Note! We do not deal with properly formatted XML documents here.
* Specifically, we do not expect them to have a document header. */
if (!xml_process_element_nested(&reader, root, 0)) {
xml_node_free(root);
return NULL;
}
if (xml_reader_destroy(&reader) < 0) {
xml_node_free(root);
return NULL;
}
return root;
}
/*
* Use some locking here...
*/
int
ni_dhcp6_load_duid(ni_opaque_t *duid, const char *filename)
{
char path[PATH_MAX];
const char *name = CONFIG_DHCP6_DUID_NODE;
xml_node_t *xml = NULL;
xml_node_t *node;
FILE *fp;
int rv;
if (!filename) {
snprintf(path, sizeof(path), "%s/%s",
ni_config_storedir(),
CONFIG_DHCP6_DUID_FILE);
filename = path;
} else {
name = "duid";
}
if ((fp = fopen(filename, "r")) == NULL) {
if (errno != ENOENT)
ni_error("unable to open %s for reading: %m", filename);
return -1;
}
xml = xml_node_scan(fp, NULL);
fclose(fp);
if (xml == NULL) {
ni_error("%s: unable to parse xml file", filename);
return -1;
}
if (xml->name == NULL)
node = xml->children;
else
node = xml;
if (!node || !ni_string_eq(node->name, name)) {
ni_error("%s: does not contain %s", filename, name);
xml_node_free(xml);
return -1;
}
rv = 0;
if (!node->cdata || !ni_duid_parse_hex(duid, node->cdata)) {
ni_error("%s: unable to parse %s xml file", filename, name);
rv = -1;
}
xml_node_free(xml);
return rv;
}
static int
__ni_dhcp6_lease_ia_type_to_xml(const ni_dhcp6_ia_t *ia_list, unsigned ia_type,
xml_node_t *node)
{
const ni_dhcp6_ia_t *ia;
xml_node_t *ia_node;
const char *ia_name = ni_dhcp6_option_name(ia_type);
unsigned int count = 0;
int ret;
for (ia = ia_list; ia; ia = ia->next) {
if (ia->type != ia_type)
continue;
ia_node = xml_node_new(ia_name, NULL);
if ((ret = __ni_dhcp6_lease_ia_data_to_xml(ia, ia_node) == 0)) {
xml_node_add_child(node, ia_node);
count++;
} else {
xml_node_free(ia_node);
if (ret < 0)
return ret;
}
}
return count == 0 ? 1 : 0;
}
/*
* Free an XML node
*/
void
xml_node_free(xml_node_t *node)
{
xml_node_t *child;
if (!node)
return;
ni_assert(node->refcount);
if (--(node->refcount) != 0)
return;
while ((child = node->children) != NULL) {
node->children = child->next;
xml_node_free(child);
}
if (node->location)
xml_location_free(node->location);
ni_var_array_destroy(&node->attrs);
free(node->cdata);
free(node->name);
free(node);
}
void
xml_document_free(xml_document_t *doc)
{
xml_node_free(doc->root);
ni_string_free(&doc->dtd);
free(doc);
}
static int
ni_addrconf_lease_static_data_to_xml(const ni_addrconf_lease_t *lease, xml_node_t *node)
{
static const struct group_map {
const char *name;
int (*func)(const ni_addrconf_lease_t *lease, xml_node_t *node);
} *g, group_map[] = {
{ NI_ADDRCONF_LEASE_XML_ADDRS_DATA_NODE, ni_addrconf_lease_addrs_data_to_xml },
{ NI_ADDRCONF_LEASE_XML_ROUTES_DATA_NODE, ni_addrconf_lease_routes_data_to_xml },
{ NI_ADDRCONF_LEASE_XML_DNS_DATA_NODE, ni_addrconf_lease_dns_data_to_xml },
{ NULL, NULL }
};
xml_node_t *data;
if (!ni_string_empty(lease->hostname))
xml_node_new_element("hostname", node, lease->hostname);
for (g = group_map; g && g->name && g->func; ++g) {
data = xml_node_new(g->name, NULL);
if (g->func(lease, data) == 0) {
xml_node_add_child(node, data);
} else {
xml_node_free(data);
}
}
return 0;
}
static inline void
__xml_node_list_drop(xml_node_t **pos)
{
xml_node_t *np;
if ((np = __xml_node_list_remove(pos)) != NULL)
xml_node_free(np);
}
void
xml_document_set_root(xml_document_t *doc, xml_node_t *root)
{
if (doc->root != root) {
xml_node_free(doc->root);
doc->root = root;
}
}
void
ni_managed_device_set_policy(ni_managed_device_t *mdev, ni_managed_policy_t *mpolicy, xml_node_t *config)
{
if (!xml_node_is_empty(mdev->selected_config))
xml_node_free(mdev->selected_config);
mdev->selected_config = config;
mdev->selected_policy = mpolicy;
mdev->selected_policy_seq = mpolicy? mpolicy->seqno : 0;
}
static int
__ni_dhcp6_lease_ia_data_to_xml(const ni_dhcp6_ia_t *ia, xml_node_t *node)
{
const char *ia_address = ni_dhcp6_option_name(NI_DHCP6_OPTION_IA_ADDRESS);
const char *ia_prefix = ni_dhcp6_option_name(NI_DHCP6_OPTION_IA_PREFIX);
const ni_dhcp6_ia_addr_t *iadr;
xml_node_t *iadr_node;
unsigned int count = 0;
char buf[32] = { '\0' };
int ret;
switch (ia->type) {
case NI_DHCP6_OPTION_IA_TA:
xml_node_new_element_uint("interface-id", node, ia->iaid);
snprintf(buf, sizeof(buf), "%"PRId64, (int64_t)ia->acquired.tv_sec);
xml_node_new_element("acquired", node, buf);
break;
case NI_DHCP6_OPTION_IA_NA:
case NI_DHCP6_OPTION_IA_PD:
xml_node_new_element_uint("interface-id", node, ia->iaid);
snprintf(buf, sizeof(buf), "%"PRId64, (int64_t)ia->acquired.tv_sec);
xml_node_new_element("acquired", node, buf);
xml_node_new_element_uint("renewal-time", node, ia->renewal_time);
xml_node_new_element_uint("rebind-time", node, ia->rebind_time);
break;
default:
return -1;
}
for (iadr = ia->addrs; iadr; iadr = iadr->next) {
switch (ia->type) {
case NI_DHCP6_OPTION_IA_NA:
case NI_DHCP6_OPTION_IA_TA:
iadr_node = xml_node_new(ia_address, NULL);
break;
case NI_DHCP6_OPTION_IA_PD:
iadr_node = xml_node_new(ia_prefix, NULL);
break;
default:
return -1;
}
ret = __ni_dhcp6_lease_ia_addr_to_xml(iadr, ia->type, iadr_node);
if (ret) {
xml_node_free(iadr_node);
if (ret < 0)
return -1;
} else {
count++;
xml_node_add_child(node, iadr_node);
}
}
__ni_dhcp6_lease_status_to_xml(&ia->status, node);
return count == 0 ? 1 : 0;
}
void
xml_node_array_destroy(xml_node_array_t *array)
{
unsigned int i;
for (i = 0; i < array->count; ++i)
xml_node_free(array->data[i]);
if (array->data)
free(array->data);
memset(array, 0, sizeof(*array));
}
int main(int argc, char *argv[])
{
XMLROOT *root = NULL;
XMLNODE *node = NULL;
struct cstring *xml_string=NULL;
CLOG_INFO *log = NULL;
printf("cXML test program\n");
log = clog_open("test.log", clog_getlevel("TRACE"),NULL,0);
root = xml_root_new(log);
if(0==xml_fread(log, root, argv[1])) {
fprintf(stderr, "Something was wrong with the XML File, please check the log!\n");
xml_root_free(log, root);
exit(1);
}
xml_string = xml_node_tostring(log, root->data);
if(NULL!=xml_string) {
fprintf(stderr, "%s\n", xml_string->string);
cstring_free(&xml_string);
}
xml_root_free(log, root);
{ // test xml creation functionality..
XMLNODE* tmpx = NULL;
XMLNODE* tmpy = NULL;
node = xml_node_create(log, NULL, "tickets_container", 17);
xml_node_addattribute(log, node, "bob", "3");
tmpx = xml_node_create(log, node, "ticket", 6);
tmpy = xml_node_create(log, tmpx, "id", 2);
xml_node_adddata(log, tmpy, "3", 1);
xml_string = xml_node_tostring(log, node);
if(0!=xml_string->length) {
fprintf(stderr, "%s\n", xml_string->string);
cstring_free(&xml_string);
}
xml_node_free(log, node);
}
clog_close(log);
return EXIT_SUCCESS;
}
int
ni_dhcp6_lease_data_to_xml(const ni_addrconf_lease_t *lease, xml_node_t *node, const char *ifname)
{
static const struct group_map {
const char *name;
int (*func)(const ni_addrconf_lease_t *, xml_node_t *, const char *);
} *g, group_map[] = {
{ NI_ADDRCONF_LEASE_XML_DNS_DATA_NODE, ni_addrconf_lease_dns_data_to_xml },
{ NI_ADDRCONF_LEASE_XML_NTP_DATA_NODE, ni_addrconf_lease_ntp_data_to_xml },
{ NI_ADDRCONF_LEASE_XML_SIP_DATA_NODE, ni_addrconf_lease_sip_data_to_xml },
{ NI_ADDRCONF_LEASE_XML_PTZ_DATA_NODE, ni_addrconf_lease_ptz_data_to_xml },
{ NI_ADDRCONF_LEASE_XML_OPTS_DATA_NODE, ni_addrconf_lease_opts_data_to_xml },
{ NULL, NULL }
};
xml_node_t *data;
if (!node || !lease)
return -1;
if (lease->family != AF_INET6 || lease->type != NI_ADDRCONF_DHCP)
return -1;
if (__ni_dhcp6_lease_head_to_xml(lease, node) != 0)
return -1;
if (__ni_dhcp6_lease_ia_type_to_xml(lease->dhcp6.ia_list,
NI_DHCP6_OPTION_IA_NA, node) < 0)
return -1;
if (__ni_dhcp6_lease_ia_type_to_xml(lease->dhcp6.ia_list,
NI_DHCP6_OPTION_IA_TA, node) < 0)
return -1;
if (__ni_dhcp6_lease_ia_type_to_xml(lease->dhcp6.ia_list,
NI_DHCP6_OPTION_IA_PD, node) < 0)
return -1;
if (__ni_dhcp6_lease_boot_to_xml(lease, node) < 0)
return -1;
for (g = group_map; g && g->name && g->func; ++g) {
data = xml_node_new(g->name, NULL);
if (g->func(lease, data, ifname) == 0) {
xml_node_add_child(node, data);
} else {
xml_node_free(data);
}
}
return 0;
}
int
ni_dhcp6_save_duid(const ni_opaque_t *duid, const char *filename)
{
char path[PATH_MAX];
const char *name = CONFIG_DHCP6_DUID_NODE;
ni_opaque_t temp = NI_OPAQUE_INIT;
xml_node_t *node;
FILE *fp;
int rv = -1;
if (!duid || !duid->len) {
ni_error("BUG: Refusing to save empty duid");
return -1;
}
if(ni_dhcp6_load_duid(&temp, filename) == 0)
return 1;
if (!filename) {
snprintf(path, sizeof(path), "%s/%s",
ni_config_storedir(),
CONFIG_DHCP6_DUID_FILE);
filename = path;
} else {
name = "duid";
}
if ((node = xml_node_new(name, NULL)) == NULL) {
ni_error("Unable to create %s xml node: %m", name);
return -1;
}
ni_duid_format_hex(&node->cdata, duid);
if ((fp = fopen(filename, "w")) == NULL) {
ni_error("%s: unable to open file for writing: %m", filename);
}
else if ((rv = xml_node_print(node, fp)) < 0) {
ni_error("%s: unable to write %s xml representation",
filename, name);
}
xml_node_free(node);
fclose(fp);
if(rv < 0)
unlink(filename);
return rv;
}
static void
ni_dhcp4_tester_protocol_event(enum ni_dhcp4_event ev, const ni_dhcp4_device_t *dev,
ni_addrconf_lease_t *lease)
{
ni_debug_dhcp("%s(ev=%u, dev=%s[%u], config-uuid=%s)", __func__, ev,
dev->ifname, dev->link.ifindex,
dev->config ? ni_uuid_print(&dev->config->uuid) : "<none>");
switch (ev) {
case NI_DHCP4_EVENT_ACQUIRED:
if (lease && lease->state == NI_ADDRCONF_STATE_GRANTED) {
FILE *fp = stdout;
if (dhcp4_tester_opts.output != NULL) {
fp = fopen(dhcp4_tester_opts.output, "w");
if (!fp) {
ni_error("Cannot open %s for output",
dhcp4_tester_opts.output);
dhcp4_tester_status = NI_WICKED_RC_ERROR;
return;
}
}
if (dhcp4_tester_opts.outfmt == NI_DHCP4_TESTER_OUT_LEASE_XML) {
xml_node_t *xml = NULL;
if (ni_addrconf_lease_to_xml(lease, &xml, dev->ifname) != 0) {
if (dhcp4_tester_opts.output)
fclose(fp);
dhcp4_tester_status = NI_WICKED_RC_ERROR;
return;
}
xml_node_print(xml, fp);
xml_node_free(xml);
} else {
ni_leaseinfo_dump(fp, lease, dev->ifname, NULL);
}
fflush(fp);
if (dhcp4_tester_opts.output)
fclose(fp);
dhcp4_tester_status = NI_WICKED_RC_SUCCESS;
}
break;
default:
break;
}
}
static int
__ni_addrconf_lease_static_to_xml(const ni_addrconf_lease_t *lease, xml_node_t *node)
{
xml_node_t *data;
int ret = 1;
if (!lease || !node)
return -1;
if (!(data = ni_addrconf_lease_xml_new_type_node(lease, NULL)))
return -1;
if ((ret = ni_addrconf_lease_static_data_to_xml(lease, data)) == 0)
xml_node_add_child(node, data);
else
xml_node_free(data);
return ret;
}
int
ni_dhcp6_lease_to_xml(const ni_addrconf_lease_t *lease, xml_node_t *node, const char *ifname)
{
xml_node_t *data;
int ret;
if (!lease || !node)
return -1;
if (!(data = ni_addrconf_lease_xml_new_type_node(lease, NULL)))
return -1;
if ((ret = ni_dhcp6_lease_data_to_xml(lease, data, ifname)) == 0)
xml_node_add_child(node, data);
else
xml_node_free(data);
return ret;
}
void xml_node_delete_callbacked(xml_node_t *node, void (*callback)(void *))
{
xml_node_t *child, *child_next;
if (node->client_data && callback) callback(node->client_data);
xml_node_unlink(node);
/* Delete children. */
for (child = node->children; child; child = child_next) {
child_next = child->next;
child->parent = NULL;
xml_node_delete_callbacked(child, callback);
}
/* Free memory taken by node. */
xml_node_free(node);
}
ni_bool_t
ni_iaid_map_del_iaid(ni_iaid_map_t *map, unsigned int iaid)
{
xml_node_t *root, *node = NULL;
unsigned int curr;
if (!(root = ni_iaid_map_root_node(map)))
return FALSE;
while ((node = ni_iaid_map_next_node(root, node))) {
if (!ni_iaid_map_node_to_iaid(node, &curr) || iaid != curr)
continue;
xml_node_detach(node);
xml_node_free(node);
return TRUE;
}
return FALSE;
}
int
ni_addrconf_lease_routes_data_to_xml(const ni_addrconf_lease_t *lease, xml_node_t *node)
{
ni_route_table_t *tab;
ni_route_nexthop_t *nh;
xml_node_t *route, *hop;
ni_route_t *rp;
unsigned int count = 0;
unsigned int i;
/* A very limitted view */
for (tab = lease->routes; tab; tab = tab->next) {
if (tab->tid != 254) /* RT_TABLE_MAIN for now */
continue;
for (i = 0; i < tab->routes.count; ++i) {
if (!(rp = tab->routes.data[i]))
continue;
route = xml_node_new("route", NULL);
if (ni_sockaddr_is_specified(&rp->destination)) {
xml_node_new_element("destination", route,
ni_sockaddr_prefix_print(&rp->destination,
rp->prefixlen));
}
for (nh = &rp->nh; nh; nh = nh->next) {
if (!ni_sockaddr_is_specified(&nh->gateway))
continue;
hop = xml_node_new("nexthop", route);
xml_node_new_element("gateway", hop,
ni_sockaddr_print(&nh->gateway));
}
if (route->children) {
xml_node_add_child(node, route);
count++;
} else {
xml_node_free(route);
}
}
}
return count ? 0 : 1;
}
int
ni_addrconf_lease_to_xml(const ni_addrconf_lease_t *lease, xml_node_t **result)
{
xml_node_t *node;
int ret = -1;
if (!lease || !result) {
errno = EINVAL;
return -1;
}
*result = NULL; /* initialize... */
node = xml_node_new(NI_ADDRCONF_LEASE_XML_NODE, NULL);
switch (lease->type) {
case NI_ADDRCONF_STATIC:
case NI_ADDRCONF_AUTOCONF:
case NI_ADDRCONF_INTRINSIC:
if ((ret = __ni_addrconf_lease_info_to_xml(lease, node)) != 0)
break;
if ((ret = __ni_addrconf_lease_static_to_xml(lease, node)) != 0)
break;
break;
case NI_ADDRCONF_DHCP:
if ((ret = __ni_addrconf_lease_info_to_xml(lease, node)) != 0)
break;
if ((ret = __ni_addrconf_lease_dhcp_to_xml(lease, node)) != 0)
break;
break;
default: ; /* fall through error */
}
if (ret == 0) {
*result = node;
} else {
xml_node_free(node);
}
return ret;
}
static xml_node_t *
__ni_ifup_generate_match_type_dev(ni_netdev_t *dev)
{
const char *type;
xml_node_t *ret;
if (!dev || dev->link.type == NI_IFTYPE_UNKNOWN)
return NULL;
if (!(type = ni_linktype_type_to_name(dev->link.type)))
return NULL;
if (!(ret = xml_node_new(NI_NANNY_IFPOLICY_MATCH_COND_AND, NULL)))
return NULL;
if (!xml_node_new_element(NI_NANNY_IFPOLICY_MATCH_DEV, ret, dev->name) ||
!xml_node_new_element(NI_NANNY_IFPOLICY_MATCH_LINK_TYPE, ret, type)) {
xml_node_free(ret);
return NULL;
}
return ret;
}
ni_bool_t
ni_iaid_map_del_name(ni_iaid_map_t *map, const char *name)
{
xml_node_t *root, *node = NULL;
const char *attr;
if (ni_string_empty(name))
return FALSE;
if (!(root = ni_iaid_map_root_node(map)))
return FALSE;
while ((node = ni_iaid_map_next_node(root, node))) {
attr = xml_node_get_attr(node, NI_CONFIG_DEFAULT_IAID_DEVICE);
if (!ni_string_eq(name, attr))
continue;
xml_node_detach(node);
xml_node_free(node);
return TRUE;
}
return FALSE;
}
/*
* Provide all possible descriptions of a device.
*/
xml_node_t *
ni_objectmodel_get_names(const ni_dbus_object_t *object)
{
xml_node_t *result;
unsigned int i;
ni_bool_t ok = FALSE;
result = xml_node_new(NULL, NULL);
for (i = 0; i < ni_objectmodel_ns_count; ++i) {
ni_objectmodel_ns_t *ns;
ns = ni_objectmodel_ns_list[i];
if (ns->describe && ns->describe(ns, object, result))
ok = TRUE;
}
if (!ok) {
xml_node_free(result);
result = NULL;
}
return result;
}
/**
* @brief Return the contact/abuse page with a marked error indicator for the user in the event of a user submission error.
* @param branch a null-terminated string containing the source of the error: "Abuse" or "Contact"
* @param xpath a null-terminated string containing the xpath of the element in the returned page that should be colored red.
* @param id a null-terminated string containing the id of the error text <span> element to be added to the document.
* @param message a null-terminated string containing the actual error message text to be displayed to the user.
* @return NULL on failure, or a pointer to the processed contact page with error message on success.
*/
http_page_t * contact_business_add_error(chr_t *branch, uchr_t *xpath, uchr_t *id, uchr_t *message) {
http_page_t *page = NULL;
xmlNodePtr node, error;
xmlXPathObjectPtr xpath_obj;
// We are here either for the contact or abuse page.
if (!st_cmp_cs_eq(NULLER(branch), PLACER("Abuse", 5)) && !((page = http_page_get("contact/abuse")))) {
return NULL;
}
else if (!page && !(page = http_page_get("contact/contact"))) {
return NULL;
}
if ((xpath_obj = xml_xpath_eval(xpath, page->xpath_ctx)) && xpath_obj->nodesetval &&
xpath_obj->nodesetval->nodeNr && xpath_obj->nodesetval->nodeTab[0]) {
node = (xmlNodePtr)xpath_obj->nodesetval->nodeTab[0];
// Make the field red.
xml_node_set_property(node, (uchr_t *)"class", (uchr_t *)"red");
// Add the error message.
if ((error = xml_node_new((uchr_t *)"span"))) {
xml_node_set_property(error, (uchr_t *)"id", id);
xml_node_set_content(error, message);
if (!(xml_node_add_sibling(node, error))) {
xml_node_free(error);
}
}
}
return page;
}
static ni_bool_t
ni_ifup_hire_nanny(ni_ifworker_t *w)
{
xml_node_t *ifcfg = NULL, *policy = NULL;
ni_netdev_t *dev;
unsigned int i;
ni_bool_t rv = FALSE;
char *pname;
if (!w)
return rv;
ni_debug_application("%s: hiring nanny", w->name);
/* Create a config duplicate for a policy */
ifcfg = xml_node_clone(w->config.node, NULL);
if (!ifcfg)
goto error;
pname = ni_ifpolicy_name_from_ifname(w->name);
ni_debug_application("%s: converting config into policy '%s'",
w->name, pname);
policy = ni_convert_cfg_into_policy_node(ifcfg,
__ni_ifup_generate_match(w),
pname, w->config.origin);
ni_string_free(&pname);
if (!policy) {
policy = ifcfg; /* Free cloned config*/
goto error;
}
#if 0
/* Do we need this? */
/* Add link type to match node*/
if (dev) {
ni_debug_application("%s: adding link type (%s) to match",
w->name, ni_linktype_type_to_name(dev->link.type));
ni_ifpolicy_match_add_link_type(policy, dev->link.type);
}
ni_debug_application("%s: adding minimum device state (%s) to match",
w->name, ni_ifworker_state_name(w->fsm.state));
/* Add minimum device state to match node */
if (!ni_ifpolicy_match_add_min_state(policy, w->fsm.state))
goto error;
#endif
dev = w->device;
if (dev) {
ni_debug_application("%s: enabling device for nanny", w->name);
if (!ni_nanny_call_device_enable(w->name))
goto error;
}
ni_debug_application("%s: adding policy %s to nanny", w->name,
xml_node_get_attr(policy, NI_NANNY_IFPOLICY_NAME));
if (ni_nanny_addpolicy_node(policy, w->config.origin) <= 0) {
ni_nanny_call_device_disable(w->name);
goto error;
}
ni_debug_application("%s: nanny hired!", w->name);
ni_ifworker_success(w);
/* Append policies for all children in case they contain some special options */
for (i = 0; i < w->children.count; i++) {
ni_ifworker_t *child = w->children.data[i];
if (!ni_ifup_hire_nanny(child))
ni_error("%s: unable to apply configuration to nanny", child->name);
}
rv = TRUE;
error:
if (!rv)
ni_ifworker_fail(w, "%s: unable to apply configuration to nanny", w->name);
xml_node_free(policy);
return rv;
}
ni_bool_t
xml_process_element_nested(xml_reader_t *xr, xml_node_t *cur, unsigned int nesting)
{
ni_stringbuf_t tokenValue, identifier;
xml_token_type_t token;
xml_node_t *child;
ni_stringbuf_init(&tokenValue);
ni_stringbuf_init(&identifier);
while (1) {
token = xml_get_token(xr, &tokenValue);
switch (token) {
case CData:
/* process element content */
xml_node_set_cdata(cur, tokenValue.string);
break;
case LeftAngleExclam:
/* Most likely <!DOCTYPE ...> */
if (!xml_get_identifier(xr, &identifier)) {
xml_parse_error(xr, "Bad element: tag open <! not followed by identifier");
goto error;
}
if (strcmp(identifier.string, "DOCTYPE")) {
xml_parse_error(xr, "Unexpected element: <!%s ...> not supported", identifier.string);
goto error;
}
while (1) {
token = xml_get_token(xr, &identifier);
if (token == RightAngle)
break;
if (token == Identifier && !xr->doctype)
ni_string_dup(&xr->doctype, identifier.string);
if (token != Identifier && token != QuotedString) {
xml_parse_error(xr, "Error parsing <!DOCTYPE ...> attributes");
goto error;
}
}
break;
case LeftAngle:
/* New element start */
if (!xml_get_identifier(xr, &identifier)) {
xml_parse_error(xr, "Bad element: tag open < not followed by identifier");
goto error;
}
child = xml_node_new(identifier.string, cur);
if (xr->shared_location)
child->location = xml_location_new(xr->shared_location, xr->lineCount);
token = xml_get_tag_attributes(xr, child);
if (token == None) {
xml_parse_error(xr, "Error parsing <%s ...> tag attributes", child->name);
goto error;
} else
if (token == RightAngle) {
/* Handle <foo>...</foo> */
xml_debug("%*.*s<%s>\n", nesting, nesting, "", child->name);
if (!xml_process_element_nested(xr, child, nesting + 2))
goto error;
} else if (token == RightAngleSlash) {
/* We parsed a "<foo/>" element - nothing left to do, we're done */
xml_debug("%*.*s<%s/>\n", nesting, nesting, "", child->name);
} else {
xml_parse_error(xr, "Unexpected token %s at end of <%s ...",
xml_token_name(token), child->name);
goto error;
}
break;
case LeftAngleSlash:
/* Element end */
if (!xml_get_identifier(xr, &identifier)) {
xml_parse_error(xr, "Bad element: end tag open </ not followed by identifier");
goto error;
}
if (xml_get_token(xr, &tokenValue) != RightAngle) {
xml_parse_error(xr, "Bad element: </%s - missing tag close", identifier.string);
goto error;
}
if (cur->parent == NULL) {
xml_parse_error(xr, "Unexpected </%s> tag", identifier.string);
goto error;
}
if (strcmp(cur->name, identifier.string)) {
xml_parse_error(xr, "Closing tag </%s> does not match <%s>",
identifier.string, cur->name);
goto error;
}
xml_debug("%*.*s</%s>\n", nesting, nesting, "", cur->name);
goto success;
case LeftAngleQ:
/* New PI node starts here */
if (!xml_get_identifier(xr, &identifier)) {
xml_parse_error(xr, "Bad element: tag open <? not followed by identifier");
goto error;
}
child = xml_node_new(identifier.string, NULL);
if (xr->shared_location)
child->location = xml_location_new(xr->shared_location, xr->lineCount);
token = xml_get_tag_attributes(xr, child);
if (token == None) {
xml_parse_error(xr, "Error parsing <?%s ...?> tag attributes", child->name);
xml_node_free(child);
goto error;
} else
if (token == RightAngleQ) {
xml_debug("%*.*s<%s>\n", nesting, nesting, "", child->name);
xml_process_pi_node(xr, child);
xml_node_free(child);
} else {
xml_parse_error(xr, "Unexpected token %s at end of <?%s ...",
xml_token_name(token), child->name);
xml_node_free(child);
goto error;
}
break;
case EndOfDocument:
if (cur->parent) {
xml_parse_error(xr, "End of document while processing element <%s>", cur->name);
goto error;
}
goto success;
case None:
/* parser error */
goto error;
default:
xml_parse_error(xr, "Unexpected token %s", xml_token_name(token));
goto error;
}
}
success:
ni_stringbuf_destroy(&tokenValue);
ni_stringbuf_destroy(&identifier);
return TRUE;
error:
ni_stringbuf_destroy(&tokenValue);
ni_stringbuf_destroy(&identifier);
return FALSE;
}
static int process(struct hs20_svc *ctx)
{
int dmacc = 0;
xml_node_t *soap, *spp, *resp;
char *user, *realm, *post, *str;
ctx->addr = getenv("HS20ADDR");
if (ctx->addr)
debug_print(ctx, 1, "Connection from %s", ctx->addr);
user = getenv("HS20USER");
if (user && strlen(user) == 0)
user = NULL;
realm = getenv("HS20REALM");
if (realm == NULL) {
debug_print(ctx, 1, "HS20REALM not set");
return -1;
}
post = getenv("HS20POST");
if (post == NULL) {
debug_print(ctx, 1, "HS20POST not set");
return -1;
}
soap = xml_node_from_buf(ctx->xml, post);
if (soap == NULL) {
debug_print(ctx, 1, "Could not parse SOAP data");
return -1;
}
debug_dump_node(ctx, "Received SOAP message", soap);
spp = soap_get_body(ctx->xml, soap);
if (spp == NULL) {
debug_print(ctx, 1, "Could not get SPP message");
xml_node_free(ctx->xml, soap);
return -1;
}
debug_dump_node(ctx, "Received SPP message", spp);
resp = hs20_spp_server_process(ctx, spp, user, realm, dmacc);
xml_node_free(ctx->xml, soap);
if (resp == NULL && user == NULL) {
debug_print(ctx, 1, "Request HTTP authentication");
return 2; /* Request authentication */
}
if (resp == NULL) {
debug_print(ctx, 1, "No response");
return -1;
}
soap = soap_build_envelope(ctx->xml, resp);
if (soap == NULL) {
debug_print(ctx, 1, "SOAP envelope building failed");
return -1;
}
str = xml_node_to_str(ctx->xml, soap);
xml_node_free(ctx->xml, soap);
if (str == NULL) {
debug_print(ctx, 1, "Could not get node string");
return -1;
}
printf("%s", str);
free(str);
return 0;
}
/******************************************************************************
**函数名称: xml_mark_get_attr
**功 能: 解析有属性的标签
**输入参数:
**
** stack: XML栈
** parse: 解析文件缓存信息
**输出参数:
**返 回: 0: 成功 !0: 失败
**实现描述:
**注意事项:
** 1. 属性值可使用双引号或单引号确定属性值范围
** 2. 转义符号的转换对应关系如下:
** < < 小于
** > > 大于
** & & 和号
** ' ' 单引号
** " " 引号
**作 者: # Qifeng.zou # 2013.02.18 #
**修 改: # Qifeng.zou # 2014.01.06 #
******************************************************************************/
static int xml_mark_get_attr(xml_tree_t *xml, Stack_t *stack, xml_parse_t *parse)
{
char border = '"';
xml_node_t *node, *top;
int len, errflg = 0;
const char *ptr = parse->ptr;
#if defined(__XML_ESC_PARSE__)
int ret, size;
xml_esc_split_t split;
const xml_esc_t *esc = NULL;
memset(&split, 0, sizeof(split));
#endif /*__XML_ESC_PARSE__*/
/* 1. 获取正在处理的标签 */
top = (xml_node_t*)stack_gettop(stack);
if (NULL == top) {
log_error(xml->log, "Get stack top failed!");
return XML_ERR_STACK;
}
/* 3. 将属性节点依次加入标签子节点链表 */
do {
/* 3.1 新建节点，并初始化 */
node = xml_node_creat(xml, XML_NODE_ATTR);
if (NULL == node) {
log_error(xml->log, "Create xml node failed!");
return XML_ERR_CREAT_NODE;
}
/* 3.2 获取属性名 */
while (XmlIsIgnoreChar(*ptr)) { ++ptr; }/* 跳过属性名之前无意义的空格 */
parse->ptr = ptr;
while (XmlIsMarkChar(*ptr)) { ++ptr; } /* 查找属性名的边界 */
len = ptr - parse->ptr;
node->name.str = (char *)xml->alloc(xml->pool, (len+1)*sizeof(char));
if (NULL == node->name.str) {
errflg = 1;
log_error(xml->log, "Calloc failed!");
break;
}
memcpy(node->name.str, parse->ptr, len);
node->name.len = len;
node->name.str[len] = '\0';
/* 3.3 获取属性值 */
while (XmlIsIgnoreChar(*ptr)) { ++ptr; } /* 跳过=之前的无意义字符 */
if (!XmlIsEqualChar(*ptr)) { /* 不为等号，则格式错误 */
errflg = 1;
log_error(xml->log, "Attribute format is incorrect![%-.32s]", parse->ptr);
break;
}
ptr++; /* 跳过"=" */
while (XmlIsIgnoreChar(*ptr)) { ++ptr; }/* 跳过=之后的无意义字符 */
/* 判断是单引号(')还是双引号(")为属性的边界 */
if (XmlIsQuotChar(*ptr) || XmlIsSQuotChar(*ptr)) {
border = *ptr;
}
else { /* 不为 双/单 引号，则格式错误 */
errflg = 1;
log_error(xml->log, "XML format is wrong![%-.32s]", parse->ptr);
break;
}
ptr++;
parse->ptr = ptr;
while ((*ptr != border) && !XmlIsStrEndChar(*ptr))/* 计算 双/单 引号之间的数据长度 */
{
#if defined(__XML_ESC_PARSE__)
if (XmlIsAndChar(*ptr)) {
/* 判断并获取转义字串类型及相关信息 */
esc = xml_esc_get(ptr);
/* 对包含有转义字串的字串进行切割 */
ret = xml_esc_split(xml, esc, parse->ptr, ptr-parse->ptr+1, &split);
if (XML_OK != ret) {
errflg = 1;
log_error(xml->log, "Parse forwad string failed!");
break;
}
ptr += esc->len;
parse->ptr = ptr;
}
else
#endif /*__XML_ESC_PARSE__*/
{
ptr++;
}
}
if (*ptr != border) {
errflg = 1;
log_error(xml->log, "Mismatch border [%c]![%-.32s]", border, parse->ptr);
break;
}
len = ptr - parse->ptr;
ptr++; /* 跳过" */
#if defined(__XML_ESC_PARSE__)
if (NULL != split.head) {
size = xml_esc_size(&split);
size += len+1;
node->value = (char *)xml->alloc(xml->pool, size);
if (NULL == node->value) {
errflg = 1;
log_error(xml->log, "Alloc memory failed!");
break;
}
xml_esc_merge(&split, node->value);
strncat(node->value, parse->ptr, len);
xml_esc_free(&split);
}
else
#endif /*__XML_ESC_PARSE__*/
{
node->value.str = (char *)xml->alloc(xml->pool, len+1);
if (NULL == node->value.str) {
errflg = 1;
log_error(xml->log, "Calloc failed!");
break;
}
memcpy(node->value.str, parse->ptr, len);
node->value.len = len;
node->value.str[len] = '\0';
}
/* 3.4 将节点加入属性链表 */
if (NULL == top->tail) { /* 还没有孩子节点 */
top->child = node;
}
else {
top->tail->next = node;
}
node->parent = top;
top->tail = node;
/* 3.5 指针向后移动 */
while (XmlIsIgnoreChar(*ptr)) { ++ptr; }
}while (XmlIsMarkChar(*ptr));
#if defined(__XML_ESC_PARSE__)
xml_esc_free(&split);
#endif /*__XML_ESC_PARSE__*/
if (1 == errflg) { /* 防止内存泄漏 */
xml_node_free(xml, node);
node = NULL;
return XML_ERR_GET_ATTR;
}
parse->ptr = ptr;
xml_set_attr_flag(top);
return XML_OK;
}