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Diffstat (limited to 'sensor/patchedBLE/src/BLEValue.cpp')
-rw-r--r-- | sensor/patchedBLE/src/BLEValue.cpp | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/sensor/patchedBLE/src/BLEValue.cpp b/sensor/patchedBLE/src/BLEValue.cpp new file mode 100644 index 0000000..ec1e61f --- /dev/null +++ b/sensor/patchedBLE/src/BLEValue.cpp @@ -0,0 +1,139 @@ +/* + * BLEValue.cpp + * + * Created on: Jul 17, 2017 + * Author: kolban + */ +#include "sdkconfig.h" +#if defined(CONFIG_BT_ENABLED) +#include "BLEValue.h" + +#if defined(ARDUINO_ARCH_ESP32) && defined(CONFIG_ARDUHAL_ESP_LOG) +#include "esp32-hal-log.h" +#define LOG_TAG "" +#else +#include "esp_log.h" +static const char* LOG_TAG="BLEValue"; +#endif + + + +BLEValue::BLEValue() { + m_accumulation = ""; + m_value = ""; + m_readOffset = 0; +} // BLEValue + + +/** + * @brief Add a message part to the accumulation. + * The accumulation is a growing set of data that is added to until a commit or cancel. + * @param [in] part A message part being added. + */ +void BLEValue::addPart(std::string part) { + ESP_LOGD(LOG_TAG, ">> addPart: length=%d", part.length()); + m_accumulation += part; +} // addPart + + +/** + * @brief Add a message part to the accumulation. + * The accumulation is a growing set of data that is added to until a commit or cancel. + * @param [in] pData A message part being added. + * @param [in] length The number of bytes being added. + */ +void BLEValue::addPart(uint8_t* pData, size_t length) { + ESP_LOGD(LOG_TAG, ">> addPart: length=%d", length); + m_accumulation += std::string((char*) pData, length); +} // addPart + + +/** + * @brief Cancel the current accumulation. + */ +void BLEValue::cancel() { + ESP_LOGD(LOG_TAG, ">> cancel"); + m_accumulation = ""; + m_readOffset = 0; +} // cancel + + +/** + * @brief Commit the current accumulation. + * When writing a value, we may find that we write it in "parts" meaning that the writes come in in pieces + * of the overall message. After the last part has been received, we may perform a commit which means that + * we now have the complete message and commit the change as a unit. + */ +void BLEValue::commit() { + ESP_LOGD(LOG_TAG, ">> commit"); + // If there is nothing to commit, do nothing. + if (m_accumulation.length() == 0) return; + setValue(m_accumulation); + m_accumulation = ""; + m_readOffset = 0; +} // commit + + +/** + * @brief Get a pointer to the data. + * @return A pointer to the data. + */ +uint8_t* BLEValue::getData() { + return (uint8_t*) m_value.data(); +} + + +/** + * @brief Get the length of the data in bytes. + * @return The length of the data in bytes. + */ +size_t BLEValue::getLength() { + return m_value.length(); +} // getLength + + +/** + * @brief Get the read offset. + * @return The read offset into the read. + */ +uint16_t BLEValue::getReadOffset() { + return m_readOffset; +} // getReadOffset + + +/** + * @brief Get the current value. + */ +std::string BLEValue::getValue() { + return m_value; +} // getValue + + +/** + * @brief Set the read offset + * @param [in] readOffset The offset into the read. + */ +void BLEValue::setReadOffset(uint16_t readOffset) { + m_readOffset = readOffset; +} // setReadOffset + + +/** + * @brief Set the current value. + */ +void BLEValue::setValue(std::string value) { + m_value = value; +} // setValue + + +/** + * @brief Set the current value. + * @param [in] pData The data for the current value. + * @param [in] The length of the new current value. + */ +void BLEValue::setValue(uint8_t* pData, size_t length) { + m_value = std::string((char*) pData, length); +} // setValue + + +#endif // CONFIG_BT_ENABLED |