4 files changed, 216 insertions, 0 deletions
diff --git a/shared-module/_canio/Match.c b/shared-module/_canio/Match.c
new file mode 100644
index 000000000..2b696addb
--- /dev/null
+++ b/shared-module/_canio/Match.c
@@ -0,0 +1,43 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2020 Jeff Epler for Adafruit Industries
+ *
+ * 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 "shared-module/_canio/Match.h"
+
+void common_hal_canio_match_construct(canio_match_obj_t *self, int address, int mask, bool extended) {
+    self->address = address;
+    self->mask = mask;
+    self->extended = extended;
+}
+
+int common_hal_canio_match_address_get(const canio_match_obj_t *self) {
+    return self->address;
+}
+int common_hal_canio_match_mask_get(const canio_match_obj_t *self) {
+    return self->mask;
+}
+bool common_hal_canio_match_extended_get(const canio_match_obj_t *self) {
+    return self->extended;
+}
diff --git a/shared-module/_canio/Match.h b/shared-module/_canio/Match.h
new file mode 100644
index 000000000..099df976d
--- /dev/null
+++ b/shared-module/_canio/Match.h
@@ -0,0 +1,41 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2020 Jeff Epler for Adafruit Industries
+ *
+ * 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.
+ */
+
+#pragma once
+
+#include "py/obj.h"
+
+typedef struct {
+    mp_obj_base_t base;
+    int address;
+    int mask;
+    bool extended;
+} canio_match_obj_t;
+
+void common_hal_canio_match_construct(canio_match_obj_t *self, int address, int mask, bool extended);
+int common_hal_canio_match_address_get(const canio_match_obj_t *self);
+int common_hal_canio_match_mask_get(const canio_match_obj_t *self);
+bool common_hal_canio_match_extended_get(const canio_match_obj_t *self);
diff --git a/shared-module/_canio/Message.c b/shared-module/_canio/Message.c
new file mode 100644
index 000000000..df6a40a0a
--- /dev/null
+++ b/shared-module/_canio/Message.c
@@ -0,0 +1,85 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2020 Jeff Epler for Adafruit Industries
+ *
+ * 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 "shared-module/_canio/Message.h"
+
+#include <string.h>
+
+void common_hal_canio_message_construct(canio_message_obj_t *self, int id, void *data, size_t size, bool rtr)
+{
+    self->id = id;
+    self->size = size;
+    self->rtr = rtr;
+    if (data) {
+        memcpy(self->data, data, size);
+    } else {
+        memset(self->data, 0, size);
+    }
+}
+
+int common_hal_canio_message_id_get(const canio_message_obj_t *self)
+{
+    return self->id;
+}
+
+void common_hal_canio_message_id_set(canio_message_obj_t *self, int id)
+{
+    self->id = id;
+}
+
+
+const void *common_hal_canio_message_data_get(const canio_message_obj_t *self)
+{
+    return self->data;
+}
+
+const void common_hal_canio_message_data_set(canio_message_obj_t *self, const void *data, size_t size)
+{
+    memcpy(self->data, data, size);
+}
+
+
+size_t common_hal_canio_message_size_get(const canio_message_obj_t *self)
+{
+    return self->size;
+}
+
+void common_hal_canio_message_size_set(canio_message_obj_t *self, size_t size)
+{
+    memset(self->data, 0, size);
+    self->size = size;
+}
+
+
+bool common_hal_canio_message_rtr_get(const canio_message_obj_t *self)
+{
+    return self->rtr;
+}
+
+void common_hal_canio_message_rtr_set(canio_message_obj_t *self, bool rtr)
+{
+    self->rtr = rtr;
+}
diff --git a/shared-module/_canio/Message.h b/shared-module/_canio/Message.h
new file mode 100644
index 000000000..e846f1095
--- /dev/null
+++ b/shared-module/_canio/Message.h
@@ -0,0 +1,47 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2020 Jeff Epler for Adafruit Industries
+ *
+ * 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.
+ */
+
+#pragma once
+
+#include "py/obj.h"
+
+typedef struct {
+    mp_obj_base_t base;
+    int id;
+    size_t size;
+    uint8_t data[8];
+    bool rtr;
+} canio_message_obj_t;
+
+void common_hal_canio_message_construct(canio_message_obj_t *self, int id, void *data, size_t size, bool rtr);
+bool common_hal_canio_message_rtr_get(const canio_message_obj_t *self);
+int common_hal_canio_message_id_get(const canio_message_obj_t *self);
+const void *common_hal_canio_message_data_get(const canio_message_obj_t *self);
+size_t common_hal_canio_message_size_get(const canio_message_obj_t *self);
+void common_hal_canio_message_rtr_set(canio_message_obj_t *self, bool rtr);
+void common_hal_canio_message_id_set(canio_message_obj_t *self, int id);
+void common_hal_canio_message_data_set(canio_message_obj_t *self, const void *data, size_t size);
+void common_hal_canio_message_size_set(canio_message_obj_t *self, size_t size);