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maxds3231m: remove custom exception and use standard ones

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Signed-off-by: Jon Trulson <jtrulson@ics.com>
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
This commit is contained in:
Jon Trulson 2015-08-07 16:36:40 -06:00 committed by Mihai Tudor Panu
parent 2e0efd6690
commit fcca8ada45
1 changed files with 8 additions and 17 deletions
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25
src/maxds3231m/maxds3231m.cxx
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@ -25,29 +25,28 @@
#include <iostream> #include <iostream>
#include <unistd.h> #include <unistd.h>
#include <stdlib.h> #include <stdlib.h>
#include <stdexcept>
#include "maxds3231m.h" #include "maxds3231m.h"
using namespace upm; using namespace upm;
struct DS3231Exception : public std::exception {
std::string message;
DS3231Exception (std::string msg) : message (msg) { }
~DS3231Exception () throw () { }
const char* what() const throw () { return message.c_str(); }
};
MAXDS3231M::MAXDS3231M (int bus, int devAddr) { MAXDS3231M::MAXDS3231M (int bus, int devAddr) {
m_name = "MAXDS3231M"; m_name = "MAXDS3231M";
m_i2cAddr = devAddr; m_i2cAddr = devAddr;
m_bus = bus; m_bus = bus;
m_i2Ctx = mraa_i2c_init(m_bus); if (!(m_i2Ctx = mraa_i2c_init(m_bus)))
{
throw std::invalid_argument(std::string(__FUNCTION__) +
": mraa_i2c_init() failed");
}
mraa_result_t ret = mraa_i2c_address(m_i2Ctx, m_i2cAddr); mraa_result_t ret = mraa_i2c_address(m_i2Ctx, m_i2cAddr);
if (ret != MRAA_SUCCESS) { if (ret != MRAA_SUCCESS) {
throw DS3231Exception ("Couldn't initilize I2C."); throw std::invalid_argument(std::string(__FUNCTION__) +
": mraa_i2c_address() failed");
} }
} }
@ -109,10 +108,6 @@ uint16_t
MAXDS3231M::i2cReadReg_N (int reg, unsigned int len, uint8_t * buffer) { MAXDS3231M::i2cReadReg_N (int reg, unsigned int len, uint8_t * buffer) {
int readByte = 0; int readByte = 0;
if (m_i2Ctx == NULL) {
throw DS3231Exception ("Couldn't find initilized I2C.");
}
mraa_i2c_address(m_i2Ctx, m_i2cAddr); mraa_i2c_address(m_i2Ctx, m_i2cAddr);
mraa_i2c_write_byte(m_i2Ctx, reg); mraa_i2c_write_byte(m_i2Ctx, reg);
@ -125,10 +120,6 @@ mraa_result_t
MAXDS3231M::i2cWriteReg_N (uint8_t reg, unsigned int len, uint8_t * buffer) { MAXDS3231M::i2cWriteReg_N (uint8_t reg, unsigned int len, uint8_t * buffer) {
mraa_result_t error = MRAA_SUCCESS; mraa_result_t error = MRAA_SUCCESS;
if (m_i2Ctx == NULL) {
throw DS3231Exception ("Couldn't find initilized I2C.");
}
error = mraa_i2c_address (m_i2Ctx, m_i2cAddr); error = mraa_i2c_address (m_i2Ctx, m_i2cAddr);
error = mraa_i2c_write (m_i2Ctx, buffer, len); error = mraa_i2c_write (m_i2Ctx, buffer, len);