diff options
author | Uros Majstorovic <majstor@majstor.org> | 2021-08-27 03:06:13 +0200 |
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committer | Uros Majstorovic <majstor@majstor.org> | 2021-08-27 03:06:13 +0200 |
commit | 76ec318118106cb25d762de83857f6579c13e273 (patch) | |
tree | ac1025b9e79a5eae04b6036d56599c0df98dcb08 /recipes-bsp/esp32spid/src/msgq.c | |
parent | 6d270f43cfea8e840463c260b43a6afbd24c1149 (diff) |
yocto rename
Diffstat (limited to 'recipes-bsp/esp32spid/src/msgq.c')
-rw-r--r-- | recipes-bsp/esp32spid/src/msgq.c | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/recipes-bsp/esp32spid/src/msgq.c b/recipes-bsp/esp32spid/src/msgq.c deleted file mode 100644 index ff9f59e..0000000 --- a/recipes-bsp/esp32spid/src/msgq.c +++ /dev/null @@ -1,42 +0,0 @@ -#include <stdlib.h> -#include <pthread.h> - -#include "msgq.h" - -#define IDX_MASK(IDX, SIZE) ((IDX) & ((SIZE) - 1)) - -int msgq_init(MSGQueue *msgq, unsigned char **array, uint16_t size) { - int rv; - - msgq->idx_r = 0; - msgq->idx_w = 0; - msgq->size = size; - msgq->array = array; - rv = pthread_mutex_init(&msgq->mutex, NULL); - if (rv) { - return MSGQ_ERR; - } - - rv = pthread_cond_init(&msgq->cond, NULL); - if (rv) { - pthread_mutex_destroy(&msgq->mutex); - return MSGQ_ERR; - } -} - -int msgq_push(MSGQueue *msgq, unsigned char *buffer) { - if ((uint16_t)(msgq->idx_w - msgq->idx_r) == msgq->size) return MSGQ_ERR_FULL; - - msgq->array[IDX_MASK(msgq->idx_w++, msgq->size)] = buffer; - return MSGQ_OK; -} - -unsigned char *msgq_pop(MSGQueue *msgq) { - if (msgq->idx_r == msgq->idx_w) return NULL; - - return msgq->array[IDX_MASK(msgq->idx_r++, msgq->size)]; -} - -uint16_t msgq_len(MSGQueue *msgq) { - return (uint16_t)(msgq->idx_w - msgq->idx_r); -} |