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author | Raghuram Subramani <raghus2247@gmail.com> | 2022-06-19 19:47:51 +0530 |
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committer | Raghuram Subramani <raghus2247@gmail.com> | 2022-06-19 19:47:51 +0530 |
commit | 4fd287655a72b9aea14cdac715ad5b90ed082ed2 (patch) | |
tree | 65d393bc0e699dd12d05b29ba568e04cea666207 /circuitpython/shared-module/_bleio/ScanEntry.c | |
parent | 0150f70ce9c39e9e6dd878766c0620c85e47bed0 (diff) |
add circuitpython code
Diffstat (limited to 'circuitpython/shared-module/_bleio/ScanEntry.c')
-rw-r--r-- | circuitpython/shared-module/_bleio/ScanEntry.c | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/circuitpython/shared-module/_bleio/ScanEntry.c b/circuitpython/shared-module/_bleio/ScanEntry.c new file mode 100644 index 0000000..7a57d8a --- /dev/null +++ b/circuitpython/shared-module/_bleio/ScanEntry.c @@ -0,0 +1,97 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2019 Dan Halbert for Adafruit Industries + * Copyright (c) 2018 Artur Pacholec + * Copyright (c) 2017 Glenn Ruben Bakke + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include <string.h> + +#include "shared-bindings/_bleio/Address.h" +#include "shared-bindings/_bleio/ScanEntry.h" +#include "shared-module/_bleio/Address.h" +#include "shared-module/_bleio/ScanEntry.h" + +mp_obj_t common_hal_bleio_scanentry_get_address(bleio_scanentry_obj_t *self) { + return MP_OBJ_FROM_PTR(self->address); +} + +mp_obj_t common_hal_bleio_scanentry_get_advertisement_bytes(bleio_scanentry_obj_t *self) { + return MP_OBJ_FROM_PTR(self->data); +} + +mp_int_t common_hal_bleio_scanentry_get_rssi(bleio_scanentry_obj_t *self) { + return self->rssi; +} + +bool common_hal_bleio_scanentry_get_connectable(bleio_scanentry_obj_t *self) { + return self->connectable; +} + +bool common_hal_bleio_scanentry_get_scan_response(bleio_scanentry_obj_t *self) { + return self->scan_response; +} + +bool bleio_scanentry_data_matches(const uint8_t *data, size_t len, const uint8_t *prefixes, size_t prefixes_length, bool any) { + if (prefixes_length == 0) { + return true; + } + if (len == 0) { + // Prefixes exist, but no data. + return false; + } + size_t i = 0; + while (i < prefixes_length) { + uint8_t prefix_length = prefixes[i]; + i += 1; + size_t j = 0; + bool prefix_matched = false; + while (j < len) { + uint8_t structure_length = data[j]; + j += 1; + if (structure_length == 0) { + break; + } + if (structure_length >= prefix_length && memcmp(data + j, prefixes + i, prefix_length) == 0) { + if (any) { + return true; + } + prefix_matched = true; + break; + } + j += structure_length; + } + // If all (!any), the current prefix must have matched at least one field. + if (!prefix_matched && !any) { + return false; + } + i += prefix_length; + } + // All prefixes matched some field (if !any), or none did (if any). + return !any; +} + +bool common_hal_bleio_scanentry_matches(bleio_scanentry_obj_t *self, const uint8_t *prefixes, size_t prefixes_len, bool match_all) { + return bleio_scanentry_data_matches(self->data->data, self->data->len, prefixes, prefixes_len, !match_all); +} |