First draft version of soap client technology into server

build/ac/Makefile.am

@@ -27,6 +27,8 @@ AM_CFLAGS = \
 	-D_REENTRANT \
 	-D_GNU_SOURCE
 
+AM_CFLAGS += $(LIBXML2_CFLAGS)
+
 if DTLS_ENABLED
 AM_CFLAGS += $(SSL_CFLAGS)
 endif
@@ -42,6 +44,7 @@ ac_SOURCES = \
 	$(capwap_SOURCES) \
 	$(top_srcdir)/src/common/capwap_event.c \
 	$(top_srcdir)/src/common/capwap_lock.c \
+	$(top_srcdir)/src/common/capwap_socket.c \
 	$(top_srcdir)/src/ac/ac.c \
 	$(top_srcdir)/src/ac/ac_execute.c \
 	$(top_srcdir)/src/ac/ac_session.c \
@@ -53,13 +56,14 @@ ac_SOURCES = \
 	$(top_srcdir)/src/ac/ac_dfa_dtls.c \
 	$(top_srcdir)/src/ac/ac_dfa_run.c \
 	$(top_srcdir)/src/ac/ac_dfa_reset.c \
-	$(top_srcdir)/src/ac/ac_dfa_teardown.c
+	$(top_srcdir)/src/ac/ac_dfa_teardown.c \
+	$(top_srcdir)/src/ac/ac_soap.c
 
 ac_LDADD = \
 	$(CONFIG_LIBS) \
-	$(PTHREAD_LIBS)
+	$(PTHREAD_LIBS) \
+	$(LIBXML2_LIBS)
 
 if DTLS_ENABLED
 ac_LDADD += $(SSL_LIBS)
 endif
-

configure.ac

@@ -134,6 +134,12 @@ AC_CHECK_LIB([config], [config_init], [CONFIG_LIBS="-lconfig"], [AC_MSG_ERROR(Yo
 AC_CHECK_HEADER([pthread.h], [], [AC_MSG_ERROR(You need the pthread headers)])
 AC_CHECK_LIB([pthread], [pthread_create], [PTHREAD_LIBS="-lpthread"], [AC_MSG_ERROR(You need the pthread library)])
 
+# Check XML2 library
+PKG_CHECK_MODULES(
+	[LIBXML2],
+	[libxml-2.0 >= 2.6]
+)
+
 # Check nl80211
 has_libnl_ver=0
 PKG_CHECK_MODULES(

src/ac/ac_soap.c

@@ -0,0 +1,682 @@
+#include "ac.h"
+#include "ac_soap.h"
+#include "capwap_socket.h"
+
+/* */
+#define SOAP_PROTOCOL_CONNECT_TIMEOUT		10000
+#define SOAP_PROTOCOL_REQUEST_TIMEOUT		10000
+#define SOAP_PROTOCOL_RESPONSE_TIMEOUT		10000
+
+/* */
+#define HTTP_RESPONSE_STATUS_CODE			0
+#define HTTP_RESPONSE_HEADER				1
+#define HTTP_RESPONSE_BODY					2
+#define HTTP_RESPONSE_ERROR					3
+
+/* */
+xmlNodePtr ac_xml_get_children(xmlNodePtr parent) {
+	xmlNodePtr children;
+
+	ASSERT(parent != NULL);
+
+	/* */
+	children = parent->xmlChildrenNode;
+	while ((children != NULL) && (children->type != XML_ELEMENT_NODE)) {
+		children = children->next;
+	}
+
+	return children;
+}
+
+/* */
+xmlNodePtr ac_xml_get_next(xmlNodePtr element) {
+	xmlNodePtr node;
+
+	ASSERT(element != NULL);
+
+	node = element->next;
+	while ((node != NULL) && (node->type != XML_ELEMENT_NODE)) {
+		node = node->next;
+	}
+
+	return node;
+}
+
+xmlNodePtr ac_xml_search_child(xmlNodePtr parent, char* prefix, char* name) {
+	xmlNodePtr children;
+
+	ASSERT(parent != NULL);
+	ASSERT(name != NULL);
+
+	children = ac_xml_get_children(parent);
+	while (children != NULL) {
+		if (!xmlStrcmp(children->name, BAD_CAST name) && (!prefix || !xmlStrcmp(children->ns->prefix, BAD_CAST prefix))) {
+			break;
+		}
+
+		/* */
+		children = ac_xml_get_next(children);
+	}
+
+	return children;
+}
+
+/* */
+static int ac_soapclient_parsing_url(struct ac_http_soap_server* server, char* url) {
+	int length;
+	int protocol;
+	int host;
+	int port;
+	int hostlength;
+	int pathlength;
+
+	ASSERT(server != NULL);
+	ASSERT(url != NULL);
+
+	/* */
+	length = strlen(url);
+	if (length < 8) {
+		/* Invalid URL */
+		return 0;
+	}
+
+	/* Search protocol */
+	protocol = 0;
+	while (url[protocol] && url[protocol] != ':') {
+		protocol++;
+	}
+
+	if (!protocol || (protocol + 3 >= length)) {
+		/* Invalid URL */
+		return 0;
+	} else if ((url[protocol] != ':') || (url[protocol + 1] != '/') || (url[protocol + 2] != '/')) {
+		/* Invalid URL */
+		return 0;
+	}
+
+	/* Parsing protocol */
+	if (!strncasecmp(url, "http", protocol)) {
+		server->protocol = SOAP_HTTP_PROTOCOL;
+	/* TODO: write code for SSL connection
+	} else if (!strncasecmp(url, "https", protocol)) {
+		server->protocol = SOAP_HTTPS_PROTOCOL;*/
+	} else {
+		/* Unknown protocol */
+		return 0;
+	}
+
+	protocol += 3;
+
+	/* Search hostname */
+	host = protocol;
+	while (url[host] && (url[host] != ':') && (url[host] != '/')) {
+		host++;
+	}
+
+	if (host == protocol) {
+		/* Invalid hostname */
+		return 0;
+	}
+
+	/* Search port */
+	port = host;
+	if (url[port] == ':') {
+		while (url[port] && (url[port] != '/')) {
+			port++;
+		}
+	}
+
+	/* Retrieve hostname */
+	hostlength = port - protocol;
+	server->host = capwap_alloc(hostlength + 1);
+	if (!server->host) {
+		capwap_outofmemory();
+	}
+
+	strncpy(server->host, &url[protocol], hostlength);
+	server->host[hostlength] = 0;
+
+	/* Parsing hostname */
+	if (!capwap_address_from_string(server->host, &server->address)) {
+		/* Invalid hostname */
+		return 0;
+	}
+
+	if (port == host) {
+		/* Get default port */
+		if (server->protocol == SOAP_HTTP_PROTOCOL) {
+			CAPWAP_SET_NETWORK_PORT(&server->address, SOAP_HTTP_PORT);
+		} else if (server->protocol == SOAP_HTTPS_PROTOCOL) {
+			CAPWAP_SET_NETWORK_PORT(&server->address, SOAP_HTTPS_PORT);
+		}
+	}
+
+	/* Retrieve path */
+	pathlength = length - port;
+	if (!pathlength) {
+		pathlength = 1;
+	}
+
+	server->path = capwap_alloc(pathlength + 1);
+	if (!server->path) {
+		capwap_outofmemory();
+	}
+
+	if (length == port) {
+		strcpy(server->path, "/");
+	} else {
+		strncpy(server->path, &url[port], pathlength);
+		server->path[pathlength] = 0;
+	}
+
+	return 1;
+}
+
+/* */
+static int ac_soapclient_send_http(struct ac_http_soap_request* httprequest, char* soapaction, char* body, int length) {
+	time_t ts;
+	struct tm stm;
+	char datetime[32];
+	int headerlength;
+	int result;
+	char* buffer;
+
+	/* Retrieve datetime */
+	ts = time(NULL);
+	localtime_r(&ts, &stm);
+	strftime(datetime, 32, "%a, %d %b %Y %T %z", &stm);
+
+	/* Calculate header length */
+	headerlength = 128 + length + strlen(httprequest->server->path) + strlen(httprequest->server->host) + strlen(datetime) + strlen((soapaction ? soapaction : ""));
+	buffer = capwap_alloc(headerlength);
+	if (!buffer) {
+		capwap_outofmemory();
+	}
+
+	/* HTTP headers */
+	result = snprintf(buffer, headerlength,
+		"POST %s HTTP/1.1\r\n"
+		"Host: %s\r\n"
+		"Date: %s\r\n"
+		"Content-Length: %d\r\n"
+		"Content-Type: text/xml\r\n"
+		"Connection: Close\r\n"
+		"SoapAction: %s\r\n"
+		"\r\n"
+		"%s",
+		httprequest->server->path,
+		httprequest->server->host,
+		datetime,
+		length,
+		(soapaction ? soapaction : ""),
+		body
+	);
+
+	/* Send headers */
+	if (result < 0) {
+		result = 0;
+	} else {
+		if (capwap_socket_send_timeout(httprequest->sock, buffer, result, SOAP_PROTOCOL_REQUEST_TIMEOUT) == result) {
+			result = 1;
+		} else {
+			result = 0;
+		}
+	}
+
+	/* */
+	capwap_free(buffer);
+	return result;
+}
+
+/* */
+static int ac_soapclient_xml_io_read(void* ctx, char* buffer, int len) {
+	int result = -1;
+	struct ac_http_soap_request* httprequest = (struct ac_http_soap_request*)ctx;
+
+	if ((httprequest->httpstate == HTTP_RESPONSE_STATUS_CODE) || (httprequest->httpstate == HTTP_RESPONSE_HEADER)) {
+		char respbuffer[8192];
+		int respbufferlength = 0;
+
+		for (;;) {
+			/* Receive packet into temporaly buffer */
+			if (capwap_socket_recv_timeout(httprequest->sock, &respbuffer[respbufferlength], 1, SOAP_PROTOCOL_RESPONSE_TIMEOUT) != 1) {
+				httprequest->httpstate = HTTP_RESPONSE_ERROR;
+				break;
+			}
+
+			/* Update buffer size */
+			respbufferlength += 1;
+			if (respbufferlength >= sizeof(respbuffer)) {
+				/* Buffer overflow */
+				httprequest->httpstate = HTTP_RESPONSE_ERROR;
+				break;
+			}
+
+			/* Search line */
+			if ((respbufferlength > 1) && (respbuffer[respbufferlength - 2] == '\r') && (respbuffer[respbufferlength - 1] == '\n')) {
+				if (httprequest->httpstate == HTTP_RESPONSE_STATUS_CODE) {
+					int temp;
+					int descpos;
+
+					/* Parse response code */
+					respbuffer[respbufferlength - 2] = 0;
+					temp = sscanf(respbuffer, "HTTP/1.1 %d %n", &httprequest->responsecode, &descpos);
+					if ((temp != 1) || (httprequest->responsecode != 200)) {
+						httprequest->httpstate = HTTP_RESPONSE_ERROR;
+						break;
+					}
+
+					/* Parsing headers */
+					respbufferlength = 0;
+					httprequest->httpstate = HTTP_RESPONSE_HEADER;
+				} else if (httprequest->httpstate == HTTP_RESPONSE_HEADER) {
+					char* value;
+
+					if (respbufferlength == 2) {
+						if (httprequest->contentlength > 0) {
+							/* Retrieve body */
+							httprequest->httpstate = HTTP_RESPONSE_BODY;
+						} else {
+							httprequest->httpstate = HTTP_RESPONSE_ERROR;
+						}
+
+						break;
+					}
+
+					/* Separate key from value */
+					respbuffer[respbufferlength - 2] = 0;
+					value = strchr(respbuffer, ':');
+					if (!value) {
+						httprequest->httpstate = HTTP_RESPONSE_ERROR;
+						break;
+					}
+
+					/* */
+					*value = 0;
+					value++;
+					while (*value == ' ') {
+						value++;
+					}
+
+					/* */
+					if (!strcmp(respbuffer, "Content-Length")) {
+						httprequest->contentlength = atoi(value);
+						if (!httprequest->contentlength) {
+							httprequest->httpstate = HTTP_RESPONSE_ERROR;
+							break;
+						}
+					} else if (!strcmp(respbuffer, "Content-Type")) {
+						char* param;
+
+						/* Remove param from value */
+						param = strchr(value, ';');
+						if (param) {
+							*param = 0;
+						}
+
+						if (strcmp(value, "text/xml")) {
+							httprequest->httpstate = HTTP_RESPONSE_ERROR;
+							break;
+						}
+					}
+
+					/* Next header */
+					respbufferlength = 0;
+				}
+			}
+		}
+	}
+
+	if (httprequest->httpstate == HTTP_RESPONSE_BODY) {
+		if (!httprequest->contentlength) {
+			return 0;
+		}
+
+		/* Receive body directly into XML buffer */
+		result = capwap_socket_recv_timeout(httprequest->sock, buffer, len, SOAP_PROTOCOL_RESPONSE_TIMEOUT);
+		if (result > 0) {
+			httprequest->contentlength -= result;
+		}
+	}
+
+	return result;
+}
+
+/* */
+static int ac_soapclient_xml_io_close(void *ctx) {
+	struct ac_http_soap_request* httprequest = (struct ac_http_soap_request*)ctx;
+
+	if ((httprequest->httpstate == HTTP_RESPONSE_BODY) && httprequest->contentlength) {
+		return -1;
+	}
+
+	return 0;
+}
+
+/* */
+static void ac_soapclient_parse_error(void* ctxt, const char* msg, ...) {
+}
+
+/* */
+void ac_soapclient_init(void) {
+	xmlInitParser();
+	xmlSetGenericErrorFunc(NULL, ac_soapclient_parse_error);
+}
+
+/* */
+void ac_soapclient_free(void) {
+	xmlCleanupParser();
+}
+
+/* */
+struct ac_http_soap_server* ac_soapclient_create_server(char* url) {
+	struct ac_http_soap_server* server;
+
+	ASSERT(url != NULL);
+
+	/* */
+	server = (struct ac_http_soap_server*)capwap_alloc(sizeof(struct ac_http_soap_server));
+	if (!server) {
+		capwap_outofmemory();
+	}
+
+	memset(server, 0, sizeof(struct ac_http_soap_server));
+
+	/* */
+	if (!ac_soapclient_parsing_url(server, url)) {
+		ac_soapclient_free_server(server);
+		return NULL;
+	}
+
+	return server;
+}
+
+/* */
+void ac_soapclient_free_server(struct ac_http_soap_server* server) {
+	ASSERT(server != NULL);
+
+	if (server->host) {
+		capwap_free(server->host);
+	}
+
+	if (server->path) {
+		capwap_free(server->path);
+	}
+
+	capwap_free(server);
+}
+
+/* */
+struct ac_soap_request* ac_soapclient_create_request(char* method, char* urinamespace) {
+	struct ac_soap_request* request;
+
+	ASSERT(method != NULL);
+
+	/* */
+	request = (struct ac_soap_request*)capwap_alloc(sizeof(struct ac_soap_request));
+	if (!request) {
+		capwap_outofmemory();
+	}
+
+	memset(request, 0, sizeof(struct ac_soap_request));
+
+	/* Build XML SOAP Request */
+	request->xmlDocument = xmlNewDoc(BAD_CAST "1.0");
+	request->xmlRoot = xmlNewNode(NULL, BAD_CAST "SOAP-ENV:Envelope");
+	xmlNewProp(request->xmlRoot, BAD_CAST "xmlns:xsd", BAD_CAST "http://www.w3.org/2001/XMLSchema");
+	xmlNewProp(request->xmlRoot, BAD_CAST "xmlns:xsi", BAD_CAST "http://www.w3.org/2001/XMLSchema-instance");
+	xmlNewProp(request->xmlRoot, BAD_CAST "xmlns:SOAP-ENC", BAD_CAST "http://schemas.xmlsoap.org/soap/encoding/");
+	xmlNewProp(request->xmlRoot, BAD_CAST "SOAP-ENV:encodingStyle", BAD_CAST "http://schemas.xmlsoap.org/soap/encoding/");
+	xmlNewProp(request->xmlRoot, BAD_CAST "xmlns:SOAP-ENV", BAD_CAST "http://schemas.xmlsoap.org/soap/envelope/");
+	xmlDocSetRootElement(request->xmlDocument, request->xmlRoot);
+
+	xmlNewChild(request->xmlRoot, NULL, BAD_CAST "SOAP-ENV:Header", NULL);
+	request->xmlBody = xmlNewChild(request->xmlRoot, NULL, BAD_CAST "SOAP-ENV:Body", NULL);
+
+	/* */
+	request->method = capwap_duplicate_string(method);
+	if (urinamespace && *urinamespace) {
+		char* tagMethod;
+
+		/* Create request with prefix namespace */
+		tagMethod = capwap_alloc(strlen(method) + 5);
+		if (!tagMethod) {
+			capwap_outofmemory();
+		}
+
+		sprintf(tagMethod, "ns1:%s", method);
+		request->xmlRequest = xmlNewChild(request->xmlBody, NULL, BAD_CAST tagMethod, NULL);
+
+		xmlNewProp(request->xmlRequest, BAD_CAST "xmlns:ns1", BAD_CAST urinamespace);
+
+		capwap_free(tagMethod);
+	} else {
+		request->xmlRequest = xmlNewChild(request->xmlBody, NULL, BAD_CAST method, NULL);
+	}
+
+	return request;
+}
+
+/* */
+void ac_soapclient_free_request(struct ac_soap_request* request)  {
+	ASSERT(request != NULL);
+
+	if (request->xmlDocument) {
+		xmlFreeDoc(request->xmlDocument);
+	}
+
+	if (request->method) {
+		capwap_free(request->method);
+	}
+
+	capwap_free(request);
+}
+
+/* */
+int ac_soapclient_add_param(struct ac_soap_request* request, char* type, char* name, char* value) {
+	xmlNodePtr xmlParam;
+
+	ASSERT(request != NULL);
+	ASSERT(name != NULL);
+	ASSERT(value != NULL);
+
+	/* */
+	xmlParam = xmlNewTextChild(request->xmlRequest, NULL, BAD_CAST name, BAD_CAST value);
+	if (!xmlParam) {
+		return 0;
+	}
+
+	if (type) {
+		if (!xmlNewProp(xmlParam, BAD_CAST "xsi:type", BAD_CAST type)) {
+			return 0;
+		}
+	}
+
+	return 1;
+}
+
+/* */
+char* ac_soapclient_get_request(struct ac_soap_request* request) {
+	char* result;
+	size_t length;
+	xmlBufferPtr buffer;
+
+	ASSERT(request != NULL);
+	ASSERT(request->xmlDocument != NULL);
+
+	/* */
+	buffer = xmlBufferCreate();
+	length = xmlNodeDump(buffer, request->xmlDocument, request->xmlRoot, 1, 0);
+
+	/* Clone XML document string */
+	result = capwap_alloc(length + 1);
+	memcpy(result, (char*)xmlBufferContent(buffer), length);
+	result[length] = 0;
+
+	/* */
+	xmlBufferFree(buffer);
+	return result;
+}
+
+/* */
+struct ac_http_soap_request* ac_soapclient_prepare_request(struct ac_soap_request* request, struct ac_http_soap_server* server) {
+	struct ac_http_soap_request* httprequest;
+
+	ASSERT(request != NULL);
+	ASSERT(request->xmlDocument != NULL);
+	ASSERT(request->xmlRoot != NULL);
+	ASSERT(server != NULL);
+
+	/* */
+	httprequest = (struct ac_http_soap_request*)capwap_alloc(sizeof(struct ac_http_soap_request));
+	if (!httprequest) {
+		capwap_outofmemory();
+	}
+
+	/* */
+	memset(httprequest, 0, sizeof(struct ac_http_soap_request));
+	httprequest->request = request;
+	httprequest->server = server;
+
+	/* Create socket */
+	httprequest->sock = socket(httprequest->server->address.ss_family, SOCK_STREAM, 0);
+	if (httprequest->sock < 0) {
+		ac_soapclient_close_request(httprequest, 0);
+		return NULL;
+	}
+
+	/* Non blocking socket */
+	if (!capwap_socket_nonblocking(httprequest->sock, 1)) {
+		ac_soapclient_close_request(httprequest, 0);
+		return NULL;
+	}
+
+	return httprequest;
+}
+
+/* */
+int ac_soapclient_send_request(struct ac_http_soap_request* httprequest, char* soapaction) {
+	char* buffer;
+	size_t length;
+	xmlBufferPtr xmlBuffer;
+
+	ASSERT(httprequest != NULL);
+
+	/* Retrieve XML SOAP Request */
+	xmlBuffer = xmlBufferCreate();
+	length = xmlNodeDump(xmlBuffer, httprequest->request->xmlDocument, httprequest->request->xmlRoot, 1, 0);
+	if (!length) {
+		return 0;
+	}
+
+	buffer = (char*)xmlBufferContent(xmlBuffer);
+
+	/* Connect to remote host */
+	if (!capwap_socket_connect_timeout(httprequest->sock, &httprequest->server->address, SOAP_PROTOCOL_CONNECT_TIMEOUT)) {
+		xmlBufferFree(xmlBuffer);
+		return 0;
+	}
+
+	/* Send HTTP Header */
+	if (!ac_soapclient_send_http(httprequest, soapaction, buffer, (int)length)) {
+		xmlBufferFree(xmlBuffer);
+		return 0;
+	}
+
+	/* Sent SOAP Request */
+	xmlBufferFree(xmlBuffer);
+	return 1;
+}
+
+/* */
+void ac_soapclient_close_request(struct ac_http_soap_request* httprequest, int closerequest) {
+	ASSERT(httprequest != NULL);
+
+	/* */
+	if (closerequest && httprequest->request) {
+		ac_soapclient_free_request(httprequest->request);
+	}
+
+	/* Close socket */
+	if (httprequest->sock >= 0) {
+		capwap_socket_nonblocking(httprequest->sock, 0);
+		shutdown(httprequest->sock, SHUT_RDWR);
+		close(httprequest->sock);
+	}
+
+	capwap_free(httprequest);
+}
+
+/* */
+struct ac_soap_response* ac_soapclient_recv_response(struct ac_http_soap_request* httprequest) {
+	char* tagMethod;
+	struct ac_soap_response* response;
+
+	ASSERT(httprequest != NULL);
+	ASSERT(httprequest->sock >= 0);
+
+	/* */
+	response = (struct ac_soap_response*)capwap_alloc(sizeof(struct ac_soap_response));
+	if (!response) {
+		capwap_outofmemory();
+	}
+
+	memset(response, 0, sizeof(struct ac_soap_response));
+
+	/* Receive HTTP response into XML callback */
+	httprequest->httpstate = HTTP_RESPONSE_STATUS_CODE;
+	response->xmlDocument = xmlReadIO(ac_soapclient_xml_io_read, ac_soapclient_xml_io_close, (void*)httprequest, "", NULL, 0);
+	if (!response->xmlDocument) {
+		ac_soapclient_free_response(response);
+		return NULL;
+	}
+
+	/* Parsing response */
+	response->xmlRoot = xmlDocGetRootElement(response->xmlDocument);
+	if (!response->xmlRoot) {
+		ac_soapclient_free_response(response);
+		return NULL;
+	}
+
+	/* Retrieve Body */
+	response->xmlBody = ac_xml_search_child(response->xmlRoot, "SOAP-ENV", "Body");
+	if (!response->xmlBody) {
+		ac_soapclient_free_response(response);
+		return NULL;
+	}
+
+	/* Retrieve response */
+	tagMethod = capwap_alloc(strlen(httprequest->request->method) + 9);
+	if (!tagMethod) {
+		capwap_outofmemory();
+	}
+
+	sprintf(tagMethod, "%sResponse", httprequest->request->method);
+	response->xmlResponse = ac_xml_search_child(response->xmlBody, NULL, tagMethod);
+	capwap_free(tagMethod);
+
+	if (!response->xmlResponse) {
+		ac_soapclient_free_response(response);
+		return NULL;
+	}
+
+	/* Retrieve Return response */
+	response->xmlResponseReturn = ac_xml_search_child(response->xmlResponse, NULL, "return");
+	if (!response->xmlResponseReturn) {
+		ac_soapclient_free_response(response);
+		return NULL;
+	}
+
+	return response;
+}
+
+/* */
+void ac_soapclient_free_response(struct ac_soap_response* response) {
+	ASSERT(response != NULL);
+
+	if (response->xmlDocument) {
+		xmlFreeDoc(response->xmlDocument);
+	}
+
+	capwap_free(response);
+}

src/ac/ac_soap.h

@@ -0,0 +1,79 @@
+#ifndef __AC_SOAP_HEADER__
+#define __AC_SOAP_HEADER__
+
+#include <libxml/tree.h>
+#include <libxml/parser.h>
+
+/* */
+#define SOAP_HTTP_PROTOCOL				1
+#define SOAP_HTTPS_PROTOCOL				2
+
+#define SOAP_HTTP_PORT					80
+#define SOAP_HTTPS_PORT					443
+
+/* */
+struct ac_http_soap_server {
+	int protocol;
+	struct sockaddr_storage address;
+
+	char* host;
+	char* path;
+};
+
+/* */
+struct ac_soap_request {
+	xmlDocPtr xmlDocument;
+	xmlNodePtr xmlRoot;
+	xmlNodePtr xmlBody;
+	xmlNodePtr xmlRequest;
+
+	char* method;
+};
+
+/* */
+struct ac_http_soap_request {
+	struct ac_http_soap_server* server;
+	struct ac_soap_request* request;
+
+	int sock;
+
+	/* Information for SOAP Response */
+	int httpstate;
+	int responsecode;
+	int contentlength;
+};
+
+/* */
+struct ac_soap_response {
+	xmlDocPtr xmlDocument;
+	xmlNodePtr xmlRoot;
+	xmlNodePtr xmlBody;
+	xmlNodePtr xmlResponse;
+	xmlNodePtr xmlResponseReturn;
+};
+
+/* */
+void ac_soapclient_init(void);
+void ac_soapclient_free(void);
+
+/* */
+struct ac_http_soap_server* ac_soapclient_create_server(char* url);
+void ac_soapclient_free_server(struct ac_http_soap_server* server);
+
+/* Request */
+struct ac_soap_request* ac_soapclient_create_request(char* method, char* urinamespace);
+int ac_soapclient_add_param(struct ac_soap_request* request, char* type, char* name, char* value);
+char* ac_soapclient_get_request(struct ac_soap_request* request);
+void ac_soapclient_free_request(struct ac_soap_request* request);
+
+/* Transport Request */
+struct ac_http_soap_request* ac_soapclient_prepare_request(struct ac_soap_request* request, struct ac_http_soap_server* server);
+int ac_soapclient_send_request(struct ac_http_soap_request* httprequest, char* soapaction);
+struct ac_soap_response* ac_soapclient_recv_response(struct ac_http_soap_request* httprequest);
+
+void ac_soapclient_close_request(struct ac_http_soap_request* httprequest, int closerequest);
+
+/* Response */
+void ac_soapclient_free_response(struct ac_soap_response* response);
+
+#endif /* __AC_SOAP_HEADER__ */