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Merge remote-tracking branch 'origin/master' into enhanced_device

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# Conflicts:
#	src/lib/ebus/device.cpp
#	src/lib/ebus/device.h
This commit is contained in:
John-Michael Baier
2020-05-09 09:19:30 +02:00
parent f313658f90 9e152daaa8
commit 60a138a045
3 changed files with 40 additions and 20 deletions
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src/lib/ebus/device.cpp
+15 -15
View File
@@ -131,21 +131,10 @@ Device* Device::create(const char* name, bool checkDevice, bool readOnly, bool i
free(in);
return nullptr; // invalid port
}
struct sockaddr_in address;
memset(reinterpret_cast<char*>(&address), 0, sizeof(address));
*portpos = 0;
if (inet_aton(addrpos, &address.sin_addr) == 0) {
struct hostent* h = gethostbyname(addrpos);
if (h == nullptr) {
free(in);
return nullptr; // invalid host
}
memcpy(&address.sin_addr, h->h_addr_list[0], h->h_length);
}
char* hostOrIp = strdup(addrpos);
free(in);
address.sin_family = AF_INET;
address.sin_port = (in_port_t)htons((uint16_t)port);
return new NetworkDevice(name, address, readOnly, initialSend, udp, enhanced);
return new NetworkDevice(name, hostOrIp, port, readOnly, initialSend, udp, enhanced);
}
// support enh:/dev/<device>
return new SerialDevice(name, checkDevice, readOnly, initialSend, enhanced);
@@ -656,13 +645,24 @@ result_t NetworkDevice::open() {
if (result != RESULT_OK) {
return result;
}
struct sockaddr_in address;
memset(reinterpret_cast<char*>(&address), 0, sizeof(address));
if (inet_aton(m_hostOrIp, &address.sin_addr) == 0) {
struct hostent* h = gethostbyname(m_hostOrIp);
if (h == nullptr) {
return RESULT_ERR_GENERIC_IO; // invalid host
}
memcpy(&address.sin_addr, h->h_addr_list[0], h->h_length);
}
address.sin_family = AF_INET;
address.sin_port = (in_port_t)htons(m_port);
m_fd = socket(AF_INET, m_udp ? SOCK_DGRAM : SOCK_STREAM, 0);
if (m_fd < 0) {
return RESULT_ERR_GENERIC_IO;
}
int ret;
if (m_udp) {
struct sockaddr_in address = m_address;
address.sin_addr.s_addr = INADDR_ANY;
ret = bind(m_fd, (struct sockaddr*)&address, sizeof(address));
} else {
@@ -678,7 +678,7 @@ result_t NetworkDevice::open() {
setsockopt(m_fd, IPPROTO_TCP, TCP_KEEPCNT, reinterpret_cast<void*>(&value), sizeof(value));
}
if (ret >= 0) {
ret = connect(m_fd, (struct sockaddr*)&m_address, sizeof(m_address));
ret = connect(m_fd, (struct sockaddr*)&address, sizeof(address));
}
if (ret < 0) {
close();
src/lib/ebus/device.h
+14 -5
View File
@@ -302,19 +302,25 @@ class NetworkDevice : public Device {
* Construct a new instance.
* @param name the device name (e.g. "/dev/ttyUSB0" for serial, "127.0.0.1:1234" for network).
* @param address the socket address of the device.
* @param hostOrIp the host name or IP address of the device.
* @param port the TCP or UDP port of the device.
* @param readOnly whether to allow read access to the device only.
* @param initialSend whether to send an initial @a ESC symbol in @a open().
* @param udp true for UDP, false to TCP.
* @param enhancedProto whether to use the ebusd enhanced protocol.
*/
NetworkDevice(const char* name, const struct sockaddr_in& address, bool readOnly, bool initialSend,
NetworkDevice(const char* name, const char* hostOrIp, uint16_t port, bool readOnly, bool initialSend,
bool udp, bool enhancedProto=false)
: Device(name, true, readOnly, initialSend, enhancedProto), m_address(address), m_udp(udp) {}
: Device(name, true, readOnly, initialSend, enhancedProto), m_hostOrIp(hostOrIp), m_port(port), m_udp(udp) {}
/**
* Destructor.
*/
~NetworkDevice() override {}
~NetworkDevice() override {
if (m_hostOrIp) {
free((void*)m_hostOrIp);
}
}
// @copydoc
unsigned int getLatency() const override { return 10000; }
@@ -329,8 +335,11 @@ class NetworkDevice : public Device {
private:
/** the socket address of the device. */
const struct sockaddr_in m_address;
/** the host name or IP address of the device. */
const char* m_hostOrIp;
/** the TCP or UDP port of the device. */
const uint16_t m_port;
/** true for UDP, false to TCP. */
const bool m_udp;