xiuos/APP_Framework/Framework/connection/adapter.c

1019 lines
28 KiB
C

/*
* Copyright (c) 2020 AIIT XUOS Lab
* XiUOS is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
/**
* @file adapter.c
* @brief Implement the connection adapter framework management and API
* @version 1.1
* @author AIIT XUOS Lab
* @date 2021.05.10
*/
#include <adapter.h>
static DoublelistType adapter_list;
static pthread_mutex_t adapter_list_lock;
/**
* @description: Init adapter framework
* @return 0
*/
int AdapterFrameworkInit(void)
{
int ret = 0;
AppInitDoubleList(&adapter_list);
ret = PrivMutexCreate(&adapter_list_lock, 0);
if(ret != 0) {
printf("AdapterFrameworkInit mutex create failed.\n");
}
return 0;
}
/**
* @description: Find adapter device by name
* @param name - name string
* @return adapter device pointer
*/
AdapterType AdapterDeviceFindByName(const char *name)
{
struct Adapter *ret = NULL;
struct DoublelistNode *node;
int status = 0;
if (NULL == name)
return NULL;
status = PrivMutexObtain(&adapter_list_lock);
if (status != 0){
printf("%s:pthread_mutex_lock failed, status=%d\n",__func__,status);
}
DOUBLE_LIST_FOR_EACH(node, &adapter_list) {
struct Adapter *adapter = CONTAINER_OF(node,
struct Adapter, link);
if (0 == strncmp(adapter->name, name, NAME_NUM_MAX)) {
ret = adapter;
break;
}
printf("PrivMutexObtain in loop\n");
}
status = PrivMutexAbandon(&adapter_list_lock);
if (status != 0){
printf("%s:pthread_mutex_unlock failed, status=%d\n",__func__,status);
}
return ret;
}
/**
* @description: Register the adapter to the linked list
* @param adapter - adapter device pointer
* @return success: 0 , failure: -1
*/
int AdapterDeviceRegister(struct Adapter *adapter)
{
int status = 0;
if (NULL == adapter )
return -1;
if (NULL != AdapterDeviceFindByName(adapter->name)) {
printf("%s: sensor with the same name already registered\n", __func__);
return -1;
}
status = PrivMutexObtain(&adapter_list_lock);
if (status != 0){
printf("%s:pthread_mutex_lock failed, status=%d\n",__func__,status);
}
AppDoubleListInsertNodeAfter(&adapter_list, &adapter->link);
status = PrivMutexAbandon(&adapter_list_lock);
if (status != 0){
printf("%s:pthread_mutex_unlock failed, status=%d\n",__func__,status);
}
adapter->adapter_status = REGISTERED;
return 0;
}
/**
* @description: Unregister the adapter from the linked list
* @param adapter - adapter device pointer
* @return 0
*/
int AdapterDeviceUnregister(struct Adapter *adapter)
{
int status = 0;
if (!adapter)
return -1;
status = PrivMutexObtain(&adapter_list_lock);
if (status != 0){
printf("%s:pthread_mutex_lock failed, status=%d\n",__func__,status);
}
AppDoubleListRmNode(&adapter->link);
status = PrivMutexAbandon(&adapter_list_lock);
if (status != 0){
printf("%s:pthread_mutex_unlock failed, status=%d\n",__func__,status);
}
adapter->adapter_status = UNREGISTERED;
return 0;
}
/**
* @description: Open adapter device
* @param name - adapter device name
* @return success: 0 , failure: other
*/
int AdapterDeviceOpen(struct Adapter *adapter)
{
if (!adapter)
return -1;
if (INSTALL == adapter->adapter_status) {
printf("Device %s has already been opened. Just return\n", adapter->name);
return 0;
}
int result = 0;
struct IpProtocolDone *ip_done = NULL;
struct PrivProtocolDone *priv_done = NULL;
switch (adapter->net_protocol)
{
case PRIVATE_PROTOCOL:
priv_done = (struct PrivProtocolDone *)adapter->done;
if (NULL == priv_done->open)
return 0;
result = priv_done->open(adapter);
if (0 == result) {
printf("Device %s %p open success.\n", adapter->name, adapter->adapter_param);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s open failed(%d).\n", adapter->name, result);
}
break;
case IP_PROTOCOL:
ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->open)
return 0;
result = ip_done->open(adapter);
if (0 == result) {
printf("Device %s param %p open success.\n", adapter->name, adapter->adapter_param);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s open failed(%d).\n", adapter->name, result);
}
break;
default:
break;
}
return result;
}
/**
* @description: Close adapter device
* @param adapter - adapter device pointer
* @return success: 0 , failure: other
*/
int AdapterDeviceClose(struct Adapter *adapter)
{
if (!adapter)
return -1;
if (UNINSTALL == adapter->adapter_status) {
printf("Device %s has already been closed. Just return\n", adapter->name);
return 0;
}
int result = 0;
struct IpProtocolDone *ip_done = NULL;
struct PrivProtocolDone *priv_done = NULL;
switch (adapter->net_protocol)
{
case PRIVATE_PROTOCOL:
priv_done = (struct PrivProtocolDone *)adapter->done;
if (NULL == priv_done->close)
return 0;
result = priv_done->close(adapter);
if (0 == result) {
printf("%s successfully closed.\n", adapter->name);
adapter->adapter_status = UNINSTALL;
} else {
printf("Closed %s failure.\n", adapter->name);
}
break;
case IP_PROTOCOL:
ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->close)
return 0;
result = ip_done->close(adapter);
if (0 == result) {
printf("%s successfully closed.\n", adapter->name);
adapter->adapter_status = UNINSTALL;
} else {
printf("Closed %s failure.\n", adapter->name);
}
break;
default:
break;
}
return result;
}
/**
* @description: Configure adapter device
* @param adapter - adapter device pointer
* @param cmd - command
* @param args - command parameter
* @return success: 0 , failure: other
*/
int AdapterDeviceControl(struct Adapter *adapter, int cmd, void *args)
{
if (!adapter)
return -1;
int result = 0;
struct IpProtocolDone *ip_done = NULL;
struct PrivProtocolDone *priv_done = NULL;
switch (adapter->net_protocol)
{
case PRIVATE_PROTOCOL:
priv_done = (struct PrivProtocolDone *)adapter->done;
if (NULL == priv_done->ioctl)
return 0;
result = priv_done->ioctl(adapter, cmd, args);
if (0 == result) {
printf("Device %s ioctl success.\n", adapter->name);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s ioctl failed(%d).\n", adapter->name, result);
}
break;
case IP_PROTOCOL:
ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->ioctl)
return 0;
result = ip_done->ioctl(adapter, cmd, args);
if (0 == result) {
printf("Device %s ioctl success.\n", adapter->name);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s ioctl failed(%d).\n", adapter->name, result);
}
break;
default:
break;
}
return result;
}
/**
* @description: Receice data from adapter
* @param adapter - adapter device pointer
* @param dst - buffer to save data
* @param len - buffer length
* @return gotten data length
*/
ssize_t AdapterDeviceRecv(struct Adapter *adapter, void *dst, size_t len)
{
if (!adapter)
return -1;
if (PRIVATE_PROTOCOL == adapter->net_protocol) {
struct PrivProtocolDone *priv_done = (struct PrivProtocolDone *)adapter->done;
if (NULL == priv_done->recv)
return -1;
return priv_done->recv(adapter, dst, len);
} else if (IP_PROTOCOL == adapter->net_protocol) {
struct IpProtocolDone *ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->recv)
return -1;
return ip_done->recv(adapter, dst, len);
} else {
printf("AdapterDeviceRecv net_protocol %d not support\n", adapter->net_protocol);
return -1;
}
}
/**
* @description: Send data to adapter
* @param adapter - adapter device pointer
* @param src - data buffer
* @param len - data length
* @return length of data written
*/
ssize_t AdapterDeviceSend(struct Adapter *adapter, const void *src, size_t len)
{
if (!adapter)
return -1;
if (PRIVATE_PROTOCOL == adapter->net_protocol) {
struct PrivProtocolDone *priv_done = (struct PrivProtocolDone *)adapter->done;
if (NULL == priv_done->send)
return -1;
return priv_done->send(adapter, src, len);
} else if (IP_PROTOCOL == adapter->net_protocol) {
struct IpProtocolDone *ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->send)
return -1;
return ip_done->send(adapter, src, len);
} else {
printf("AdapterDeviceSend net_protocol %d not support\n", adapter->net_protocol);
return -1;
}
}
/**
* @description: Connect to a certain ip net, only support IP_PROTOCOL
* @param adapter - adapter device pointer
* @param ip - connect ip
* @param port - connect port
* @param ip_type - ip type, IPV4 or IPV6
* @return success: 0 , failure: other
*/
int AdapterDeviceConnect(struct Adapter *adapter, enum NetRoleType net_role, const char *ip, const char *port, enum IpType ip_type)
{
if (!adapter)
return -1;
if (PRIVATE_PROTOCOL == adapter->net_protocol) {
printf("AdapterDeviceConnect not suuport private_protocol, please use join\n");
return -1;
} else if (IP_PROTOCOL == adapter->net_protocol) {
struct IpProtocolDone *ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->connect)
return -1;
return ip_done->connect(adapter, net_role, ip, port, ip_type);
} else {
printf("AdapterDeviceConnect net_protocol %d not support\n", adapter->net_protocol);
return -1;
}
}
/**
* @description: Join to a certain private net, only support PRIVATE_PROTOCOL
* @param adapter - adapter device pointer
* @param priv_net_group - private net group
* @return success: 0 , failure: other
*/
int AdapterDeviceJoin(struct Adapter *adapter, unsigned char *priv_net_group)
{
if (!adapter)
return -1;
if (PRIVATE_PROTOCOL == adapter->net_protocol) {
struct PrivProtocolDone *priv_done = (struct PrivProtocolDone *)adapter->done;
if (NULL == priv_done->join)
return -1;
return priv_done->join(adapter, priv_net_group);
} else if (IP_PROTOCOL == adapter->net_protocol) {
printf("AdapterDeviceJoin not support ip_protocol, please use connect\n");
return -1;
} else {
printf("AdapterDeviceJoin net_protocol %d not support\n", adapter->net_protocol);
return -1;
}
}
/**
* @description: Adapter disconnect from ip net or private net group
* @param adapter - adapter device pointer
* @param priv_net_group - private net group for PRIVATE_PROTOCOL quit function
* @return success: 0 , failure: other
*/
int AdapterDeviceDisconnect(struct Adapter *adapter, unsigned char *priv_net_group)
{
if (!adapter)
return -1;
if (PRIVATE_PROTOCOL == adapter->net_protocol) {
struct PrivProtocolDone *priv_done = (struct PrivProtocolDone *)adapter->done;
if (NULL == priv_done->quit)
return -1;
return priv_done->quit(adapter, priv_net_group);
} else if (IP_PROTOCOL == adapter->net_protocol) {
struct IpProtocolDone *ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->disconnect)
return -1;
return ip_done->disconnect(adapter);
} else {
printf("AdapterDeviceDisconnect net_protocol %d not support\n", adapter->net_protocol);
return -1;
}
}
/**
* @description: Set up to net
* @param adapter - adapter device pointer
* @return success: 0 , failure: other
*/
int AdapterDeviceSetUp(struct Adapter *adapter)
{
if (!adapter)
return -1;
int result = 0;
struct IpProtocolDone *ip_done = NULL;
struct PrivProtocolDone *priv_done = NULL;
switch (adapter->net_protocol)
{
case PRIVATE_PROTOCOL:
priv_done = (struct PrivProtocolDone *)adapter->done;
if (NULL == priv_done->setup)
return 0;
result = priv_done->setup(adapter);
if (0 == result) {
printf("Device %s setup success.\n", adapter->name);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s setup failed(%d).\n", adapter->name, result);
}
break;
case IP_PROTOCOL:
ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->setup)
return 0;
result = ip_done->setup(adapter);
if (0 == result) {
printf("Device %s setup success.\n", adapter->name);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s setup failed(%d).\n", adapter->name, result);
}
break;
default:
break;
}
return result;
}
/**
* @description: Set down from net
* @param adapter - adapter device pointer
* @return success: 0 , failure: other
*/
int AdapterDeviceSetDown(struct Adapter *adapter)
{
if (!adapter)
return -1;
int result = 0;
struct IpProtocolDone *ip_done = NULL;
struct PrivProtocolDone *priv_done = NULL;
switch (adapter->net_protocol)
{
case PRIVATE_PROTOCOL:
priv_done = (struct PrivProtocolDone *)adapter->done;
if (NULL == priv_done->setdown)
return 0;
result = priv_done->setdown(adapter);
if (0 == result) {
printf("Device %s setdown success.\n", adapter->name);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s setdown failed(%d).\n", adapter->name, result);
}
break;
case IP_PROTOCOL:
ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->setdown)
return 0;
result = ip_done->setdown(adapter);
if (0 == result) {
printf("Device %s setdown success.\n", adapter->name);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s setdown failed(%d).\n", adapter->name, result);
}
break;
default:
break;
}
return result;
}
/**
* @description: Set ip/gateway/netmask address
* @param adapter - adapter device pointer
* @param ip - ip address
* @param gateway - gateway address
* @param netmast - netmast address
* @return success: 0 , failure: other
*/
int AdapterDeviceSetAddr(struct Adapter *adapter, const char *ip, const char *gateway, const char *netmask)
{
if (!adapter)
return -1;
int result = 0;
struct IpProtocolDone *ip_done = NULL;
struct PrivProtocolDone *priv_done = NULL;
switch (adapter->net_protocol)
{
case PRIVATE_PROTOCOL:
priv_done = (struct PrivProtocolDone *)adapter->done;
if (NULL == priv_done->setaddr)
return 0;
result = priv_done->setaddr(adapter, ip, gateway, netmask);
if (0 == result) {
printf("Device %s setaddr success.\n", adapter->name);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s setaddr failed(%d).\n", adapter->name, result);
}
break;
case IP_PROTOCOL:
ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->setaddr)
return 0;
result = ip_done->setaddr(adapter, ip, gateway, netmask);
if (0 == result) {
printf("Device %s setaddr success.\n", adapter->name);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s setaddr failed(%d).\n", adapter->name, result);
}
break;
default:
break;
}
return result;
}
/**
* @description: Set dns function
* @param adapter - adapter device pointer
* @param dns_addr - dns address
* @param dns_count - dns count
* @return success: 0 , failure: other
*/
int AdapterDeviceSetDns(struct Adapter *adapter, const char *dns_addr, uint8 dns_count)
{
if (!adapter)
return -1;
int result = 0;
struct IpProtocolDone *ip_done = NULL;
struct PrivProtocolDone *priv_done = NULL;
switch (adapter->net_protocol)
{
case PRIVATE_PROTOCOL:
priv_done = (struct PrivProtocolDone *)adapter->done;
if (NULL == priv_done->setdns)
return 0;
result = priv_done->setdns(adapter, dns_addr, dns_count);
if (0 == result) {
printf("Device %s setdns success.\n", adapter->name);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s setdns failed(%d).\n", adapter->name, result);
}
break;
case IP_PROTOCOL:
ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->setdns)
return 0;
result = ip_done->setdns(adapter, dns_addr, dns_count);
if (0 == result) {
printf("Device %s setdns success.\n", adapter->name);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s setdns failed(%d).\n", adapter->name, result);
}
break;
default:
break;
}
return result;
}
/**
* @description: Set DHCP function
* @param adapter - adapter device pointer
* @param enable - enable DHCP or not
* @return success: 0 , failure: other
*/
int AdapterDeviceSetDhcp(struct Adapter *adapter, int enable)
{
if (!adapter)
return -1;
int result = 0;
struct IpProtocolDone *ip_done = NULL;
struct PrivProtocolDone *priv_done = NULL;
switch (adapter->net_protocol)
{
case PRIVATE_PROTOCOL:
priv_done = (struct PrivProtocolDone *)adapter->done;
if (NULL == priv_done->setdhcp)
return 0;
result = priv_done->setdhcp(adapter, enable);
if (0 == result) {
printf("Device %s setdhcp success.\n", adapter->name);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s setdhcp failed(%d).\n", adapter->name, result);
}
break;
case IP_PROTOCOL:
ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->setdhcp)
return 0;
result = ip_done->setdhcp(adapter, enable);
if (0 == result) {
printf("Device %s setdhcp success.\n", adapter->name);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s setdhcp failed(%d).\n", adapter->name, result);
}
break;
default:
break;
}
return result;
}
/**
* @description: ping function
* @param adapter - adapter device pointer
* @param destination - the destination ip address
* @return success: 0 , failure: other
*/
int AdapterDevicePing(struct Adapter *adapter, const char *destination)
{
if (!adapter)
return -1;
int result = 0;
struct IpProtocolDone *ip_done = NULL;
struct PrivProtocolDone *priv_done = NULL;
switch (adapter->net_protocol)
{
case PRIVATE_PROTOCOL:
priv_done = (struct PrivProtocolDone *)adapter->done;
if (NULL == priv_done->ping)
return 0;
result = priv_done->ping(adapter, destination);
if (0 == result) {
printf("Device %s ping success.\n", adapter->name);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s ping failed(%d).\n", adapter->name, result);
}
break;
case IP_PROTOCOL:
ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->ping)
return 0;
result = ip_done->ping(adapter, destination);
if (0 == result) {
printf("Device %s ping success.\n", adapter->name);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s ping failed(%d).\n", adapter->name, result);
}
break;
default:
break;
}
return result;
}
/**
* @description: Show the net status
* @param adapter - adapter device pointer
* @return success: 0 , failure: other
*/
int AdapterDeviceNetstat(struct Adapter *adapter)
{
if (!adapter)
return -1;
int result = 0;
struct IpProtocolDone *ip_done = NULL;
struct PrivProtocolDone *priv_done = NULL;
switch (adapter->net_protocol)
{
case PRIVATE_PROTOCOL:
priv_done = (struct PrivProtocolDone *)adapter->done;
if (NULL == priv_done->netstat)
return 0;
result = priv_done->netstat(adapter);
if (0 == result) {
printf("Device %s netstat success.\n", adapter->name);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s netstat failed(%d).\n", adapter->name, result);
}
break;
case IP_PROTOCOL:
ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->netstat)
return 0;
result = ip_done->netstat(adapter);
if (0 == result) {
printf("Device %s netstat success.\n", adapter->name);
adapter->adapter_status = INSTALL;
} else {
if (adapter->fd) {
PrivClose(adapter->fd);
adapter->fd = 0;
}
printf("Device %s netstat failed(%d).\n", adapter->name, result);
}
break;
default:
break;
}
return result;
}
/**
* @description: Connect to a certain mqtt server
* @param adapter - adapter device pointer
* @param ip - connect ip
* @param port - connect port
* @param client_id - client id
* @param username - client username
* @param password - client password
* @return success: 0 , failure: other
*/
int AdapterDeviceMqttConnect(struct Adapter *adapter, const char *ip, const char *port, const char *client_id, const char *username, const char *password)
{
if (!adapter)
return -1;
if (PRIVATE_PROTOCOL == adapter->net_protocol) {
printf("AdapterDeviceMqttConnect not suuport private_protocol, please use join\n");
return -1;
} else if (IP_PROTOCOL == adapter->net_protocol) {
struct IpProtocolDone *ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->mqttconnect)
return -1;
return ip_done->mqttconnect(adapter, ip, port, client_id, username, password);
} else {
printf("AdapterDeviceMqttConnect net_protocol %d not support\n", adapter->net_protocol);
return -1;
}
}
/**
* @description: Adapter disconnect from mqtt server
* @param adapter - adapter device pointer
* @return success: 0 , failure: other
*/
int AdapterDeviceMqttDisconnect(struct Adapter *adapter)
{
if (!adapter)
return -1;
if (PRIVATE_PROTOCOL == adapter->net_protocol) {
printf("AdapterDeviceMqttDisconnect not suuport private_protocol, please use join\n");
return -1;
} else if (IP_PROTOCOL == adapter->net_protocol) {
struct IpProtocolDone *ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->mqttdisconnect)
return -1;
return ip_done->mqttdisconnect(adapter);
} else {
printf("AdapterDeviceMqttDisconnect net_protocol %d not support\n", adapter->net_protocol);
return -1;
}
}
/**
* @description: Send data to mqtt server
* @param adapter - adapter device pointer
* @param topic - publish topic
* @param buf - data buffer
* @param len - data length
* @return length of data written
*/
ssize_t AdapterDeviceMqttSend(struct Adapter *adapter, const char *topic, const void *buf, size_t len)
{
if (!adapter)
return -1;
if (PRIVATE_PROTOCOL == adapter->net_protocol) {
printf("AdapterDeviceMqttSend not support private_protocol, please use join\n");
return -1;
} else if (IP_PROTOCOL == adapter->net_protocol) {
struct IpProtocolDone *ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->mqttsend)
return -1;
return ip_done->mqttsend(adapter, topic, buf, len);
} else {
printf("AdapterDeviceMqttSend net_protocol %d not support\n", adapter->net_protocol);
return -1;
}
}
/**
* @description: Receice data from mqtt server
* @param adapter - adapter device pointer
* @param topic - subscribe topic
* @param buf - buffer to save data
* @param len - buffer length
* @return gotten data length
*/
ssize_t AdapterDeviceMqttRecv(struct Adapter *adapter, const char *topic, void *buf, size_t len)
{
if (!adapter)
return -1;
if (PRIVATE_PROTOCOL == adapter->net_protocol) {
printf("AdapterDeviceMqttRecv not support private_protocol, please use join\n");
return -1;;
} else if (IP_PROTOCOL == adapter->net_protocol) {
struct IpProtocolDone *ip_done = (struct IpProtocolDone *)adapter->done;
if (NULL == ip_done->mqttrecv)
return -1;
return ip_done->mqttrecv(adapter, topic, buf, len);
} else {
printf("AdapterDeviceMqttRecv net_protocol %d not support\n", adapter->net_protocol);
return -1;
}
}