diff options
Diffstat (limited to 'fw/esp32/components/eos/msgq.c')
| -rw-r--r-- | fw/esp32/components/eos/msgq.c | 43 |
1 files changed, 36 insertions, 7 deletions
diff --git a/fw/esp32/components/eos/msgq.c b/fw/esp32/components/eos/msgq.c index 57fb669..50dbd3e 100644 --- a/fw/esp32/components/eos/msgq.c +++ b/fw/esp32/components/eos/msgq.c @@ -5,6 +5,24 @@ #define IDX_MASK(IDX, SIZE) ((IDX) & ((SIZE) - 1)) +void eos_msg_init(EOSMessage *msg, unsigned char *buffer, uint16_t size) { + msg->buffer = buffer; + msg->size = size; + msg->flags = 0; +} + +void eos_msg_set_flags(EOSMessage *msg, uint8_t flags) { + msg->flags |= flags; +} + +void eos_msg_clear_flags(EOSMessage *msg, uint8_t flags) { + msg->flags &= ~flags; +} + +uint8_t eos_msg_flags(EOSMessage *msg) { + return msg->flags; +} + void eos_msgq_init(EOSMsgQ *msgq, EOSMsgItem *array, uint8_t size) { msgq->idx_r = 0; msgq->idx_w = 0; @@ -16,26 +34,37 @@ uint8_t eos_msgq_len(EOSMsgQ *msgq) { return (uint8_t)(msgq->idx_w - msgq->idx_r); } -int eos_msgq_push(EOSMsgQ *msgq, unsigned char type, unsigned char *buffer, uint16_t len) { +int eos_msgq_push(EOSMsgQ *msgq, unsigned char type, EOSMessage *msg, uint16_t len) { + uint8_t idx; + if ((uint8_t)(msgq->idx_w - msgq->idx_r) == msgq->size) return EOS_ERR_FULL; - uint8_t idx = IDX_MASK(msgq->idx_w, msgq->size); + idx = IDX_MASK(msgq->idx_w, msgq->size); msgq->array[idx].type = type; - msgq->array[idx].buffer = buffer; - msgq->array[idx].len = len; + if (msg) { + msgq->array[idx].buffer = msg->buffer; + msgq->array[idx].size = msg->size; + msgq->array[idx].len = len; + } else { + msgq->array[idx].buffer = NULL; + msgq->array[idx].size = 0; + msgq->array[idx].len = 0; + } msgq->idx_w++; + return EOS_OK; } -void eos_msgq_pop(EOSMsgQ *msgq, unsigned char *type, unsigned char **buffer, uint16_t *len) { +void eos_msgq_pop(EOSMsgQ *msgq, unsigned char *type, EOSMessage *msg, uint16_t *len) { if (msgq->idx_r == msgq->idx_w) { *type = 0; - *buffer = NULL; + eos_msg_init(msg, NULL, 0); *len = 0; } else { uint8_t idx = IDX_MASK(msgq->idx_r, msgq->size); + *type = msgq->array[idx].type; - *buffer = msgq->array[idx].buffer; + eos_msg_init(msg, msgq->array[idx].buffer, msgq->array[idx].size); *len = msgq->array[idx].len; msgq->idx_r++; } |
