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introduced read-only mode

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john30
2015-05-01 08:35:02 +02:00
parent 34efc9a5ae
commit 605bca9ff0
2 changed files with 16 additions and 11 deletions
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src/lib/ebus/device.h
+12 -7
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@@ -42,11 +42,12 @@ public:
* Construct a new instance.
* @param name the device name (e.g. "/dev/ttyUSB0" for serial, "127.0.0.1:1234" for network).
* @param checkDevice whether to regularly check the device availability (only for serial devices).
* @param readonly whether to allow read access to the device only.
* @param logRawFunc the function to call for logging raw data, or NULL.
*/
Device(const char* name, const bool checkDevice,
Device(const char* name, const bool checkDevice, const bool readonly,
void (*logRawFunc)(const unsigned char byte, bool received))
: m_name(name), m_checkDevice(checkDevice), m_fd(-1),
: m_name(name), m_checkDevice(checkDevice), m_readonly(readonly), m_fd(-1),
m_logRaw(false), m_logRawFunc(logRawFunc),
m_dumpRaw(false), m_dumpRawFile(NULL), m_dumpRawMaxSize(0), m_dumpRawStream(NULL), m_dumpRawFileSize(0) {}
@@ -59,11 +60,12 @@ public:
* Factory method for creating a new instance.
* @param name the device name (e.g. "/dev/ttyUSB0" for serial, "127.0.0.1:1234" for network).
* @param checkDevice whether to regularly check the device availability (only for serial devices).
* @param readonly whether to allow read access to the device only.
* @param logRawFunc the function to call for logging raw data, or NULL.
* @return the new @a Device, or NULL on error.
* Note: the caller needs to free the created instance.
*/
static Device* create(const char* name, const bool checkDevice=true,
static Device* create(const char* name, const bool checkDevice=true, const bool readonly=false,
void (*logRawFunc)(const unsigned char byte, bool received)=NULL);
/**
@@ -153,6 +155,9 @@ protected:
/** whether to regularly check the device availability (only for serial devices). */
const bool m_checkDevice;
/** whether to allow read access to the device only. */
const bool m_readonly;
/** the opened file descriptor, or -1. */
int m_fd;
@@ -192,9 +197,9 @@ public:
* @param checkDevice whether to regularly check the device availability (only for serial devices).
* @param logRawFunc the function to call for logging raw data, or NULL.
*/
SerialDevice(const char* name, const bool checkDevice,
SerialDevice(const char* name, const bool checkDevice, const bool readonly,
void (*logRawFunc)(const unsigned char byte, bool received))
: Device(name, checkDevice, logRawFunc) {}
: Device(name, checkDevice, readonly, logRawFunc) {}
// @copydoc
virtual result_t open();
@@ -224,9 +229,9 @@ public:
* @param address the socket address of the device.
* @param logRawFunc the function to call for logging raw data, or NULL.
*/
NetworkDevice(const char* name, const struct sockaddr_in address,
NetworkDevice(const char* name, const struct sockaddr_in address, const bool readonly,
void (*logRawFunc)(const unsigned char byte, bool received))
: Device(name, true, logRawFunc), m_address(address) {}
: Device(name, true, readonly, logRawFunc), m_address(address) {}
// @copydoc
virtual result_t open();