diff options
| -rw-r--r-- | hw/scsi/esp.c | 2 | ||||
| -rw-r--r-- | include/qemu/fifo8.h | 11 | ||||
| -rw-r--r-- | util/fifo8.c | 2 |
3 files changed, 8 insertions, 7 deletions
diff --git a/hw/scsi/esp.c b/hw/scsi/esp.c index 8504dd30a0..412c8cf226 100644 --- a/hw/scsi/esp.c +++ b/hw/scsi/esp.c @@ -486,7 +486,7 @@ static bool esp_cdb_ready(ESPState *s) return false; } - pbuf = fifo8_peek_buf(&s->cmdfifo, len, &n); + pbuf = fifo8_peek_bufptr(&s->cmdfifo, len, &n); if (n < len) { /* * In normal use the cmdfifo should never wrap, but include this check diff --git a/include/qemu/fifo8.h b/include/qemu/fifo8.h index 2692d6bfda..e287e87119 100644 --- a/include/qemu/fifo8.h +++ b/include/qemu/fifo8.h @@ -89,16 +89,17 @@ uint8_t fifo8_pop(Fifo8 *fifo); const uint8_t *fifo8_pop_buf(Fifo8 *fifo, uint32_t max, uint32_t *numptr); /** - * fifo8_peek_buf: read upto max bytes from the fifo + * fifo8_peek_bufptr: read upto max bytes from the fifo * @fifo: FIFO to read from * @max: maximum number of bytes to peek * @numptr: pointer filled with number of bytes returned (can be NULL) * * Peek into a number of elements from the FIFO up to a maximum of @max. * The buffer containing the data peeked into is returned. This buffer points - * directly into the FIFO backing store. Since data is invalidated once any - * of the fifo8_* APIs are called on the FIFO, it is the caller responsibility - * to access it before doing further API calls. + * directly into the internal FIFO backing store (without checking for + * overflow!). Since data is invalidated once any of the fifo8_* APIs are + * called on the FIFO, it is the caller responsibility to access it before + * doing further API calls. * * The function may return fewer bytes than requested when the data wraps * around in the ring buffer; in this case only a contiguous part of the data @@ -113,7 +114,7 @@ const uint8_t *fifo8_pop_buf(Fifo8 *fifo, uint32_t max, uint32_t *numptr); * * Returns: A pointer to peekable data. */ -const uint8_t *fifo8_peek_buf(Fifo8 *fifo, uint32_t max, uint32_t *numptr); +const uint8_t *fifo8_peek_bufptr(Fifo8 *fifo, uint32_t max, uint32_t *numptr); /** * fifo8_reset: diff --git a/util/fifo8.c b/util/fifo8.c index 2925fe5611..566b089344 100644 --- a/util/fifo8.c +++ b/util/fifo8.c @@ -92,7 +92,7 @@ static const uint8_t *fifo8_peekpop_buf(Fifo8 *fifo, uint32_t max, return ret; } -const uint8_t *fifo8_peek_buf(Fifo8 *fifo, uint32_t max, uint32_t *numptr) +const uint8_t *fifo8_peek_bufptr(Fifo8 *fifo, uint32_t max, uint32_t *numptr) { return fifo8_peekpop_buf(fifo, max, numptr, false); } |