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Diffstat (limited to 'thirdparty/nRF5_SDK_15.0.0_a53641a/components/iot/iot_file/iot_file.c')
| -rw-r--r-- | thirdparty/nRF5_SDK_15.0.0_a53641a/components/iot/iot_file/iot_file.c | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/components/iot/iot_file/iot_file.c b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/iot/iot_file/iot_file.c new file mode 100644 index 0000000..285be29 --- /dev/null +++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/iot/iot_file/iot_file.c @@ -0,0 +1,195 @@ +/** + * Copyright (c) 2015 - 2018, Nordic Semiconductor ASA + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form, except as embedded into a Nordic + * Semiconductor ASA integrated circuit in a product or a software update for + * such product, must reproduce the above copyright notice, this list of + * conditions and the following disclaimer in the documentation and/or other + * materials provided with the distribution. + * + * 3. Neither the name of Nordic Semiconductor ASA nor the names of its + * contributors may be used to endorse or promote products derived from this + * software without specific prior written permission. + * + * 4. This software, with or without modification, must only be used with a + * Nordic Semiconductor ASA integrated circuit. + * + * 5. Any software provided in binary form under this license must not be reverse + * engineered, decompiled, modified and/or disassembled. + * + * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE + * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ +#include "sdk_config.h" +#include "iot_file.h" +#include "iot_common.h" + +/** + * @defgroup api_param_check API Parameters check macros. + * + * @details Macros that verify parameters passed to the module in the APIs. These macros + * could be mapped to nothing in final versions of code to save execution and size. + * IOT_FILE_DISABLE_API_PARAM_CHECK should be set to 0 to enable these checks. + * + * @{ + */ +#if (IOT_FILE_DISABLE_API_PARAM_CHECK == 0) + +/**@brief Verify NULL parameters are not passed to API by application. */ +#define NULL_PARAM_CHECK(PARAM) \ + if ((PARAM) == NULL) \ + { \ + return (NRF_ERROR_NULL | IOT_FILE_ERR_BASE); \ + } + +#else // IOT_FILE_DISABLE_API_PARAM_CHECK + +#define NULL_PARAM_CHECK(PARAM) + +#endif // IOT_FILE_DISABLE_API_PARAM_CHECK +/** @} */ + + +/** + * @brief Function to open IoT file. Depending on port, it should allocate required buffer. + */ +uint32_t iot_file_fopen(iot_file_t * p_file, uint32_t requested_size) +{ + NULL_PARAM_CHECK(p_file); + + if (p_file->open != NULL) + { + return p_file->open(p_file, requested_size); + } + else + { + p_file->buffer_size = requested_size; + return NRF_ERROR_API_NOT_IMPLEMENTED; + } +} + + +/** + * @brief Function to write data buffer into a file. + */ +uint32_t iot_file_fwrite(iot_file_t * p_file, const void * p_data, uint32_t size) +{ + NULL_PARAM_CHECK(p_file); + + if (p_file->write != NULL) + { + return p_file->write(p_file, p_data, size); + } + else + { + return NRF_ERROR_API_NOT_IMPLEMENTED; + } +} + + +/** + * @brief Function to read data buffer from file. + */ +uint32_t iot_file_fread(iot_file_t * p_file, void * p_data, uint32_t size) +{ + NULL_PARAM_CHECK(p_file); + + if (p_file->read != NULL) + { + return p_file->read(p_file, p_data, size); + } + else + { + return NRF_ERROR_API_NOT_IMPLEMENTED; + } +} + + +/** + * @brief Function to read current cursor position. + */ +uint32_t iot_file_ftell(iot_file_t * p_file, uint32_t * p_cursor) +{ + NULL_PARAM_CHECK(p_file); + + if (p_file->tell != NULL) + { + return p_file->tell(p_file, p_cursor); + } + else + { + return NRF_ERROR_API_NOT_IMPLEMENTED; + } +} + + +/** + * @brief Function to set current cursor position. + */ +uint32_t iot_file_fseek(iot_file_t * p_file, uint32_t cursor) +{ + NULL_PARAM_CHECK(p_file); + + if (p_file->seek != NULL) + { + return p_file->seek(p_file, cursor); + } + else + { + return NRF_ERROR_API_NOT_IMPLEMENTED; + } +} + + +/** + * @brief Function to rewind file cursor. + */ +uint32_t iot_file_frewind(iot_file_t * p_file) +{ + NULL_PARAM_CHECK(p_file); + + if (p_file->rewind != NULL) + { + return p_file->rewind(p_file); + } + else + { + return NRF_ERROR_API_NOT_IMPLEMENTED; + } +} + + +/** + * @brief Function to close IoT file. Depending on port, it should free used buffer. + */ +uint32_t iot_file_fclose(iot_file_t * p_file) +{ + NULL_PARAM_CHECK(p_file); + + if (p_file->close != NULL) + { + return p_file->close(p_file); + } + else + { + return NRF_ERROR_API_NOT_IMPLEMENTED; + } +} + |