diff options
Diffstat (limited to 'drivers/wiznet5k/ethernet/socket.c')
| -rw-r--r-- | drivers/wiznet5k/ethernet/socket.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/drivers/wiznet5k/ethernet/socket.c b/drivers/wiznet5k/ethernet/socket.c index 3dcfe33dca..7a96d9cb66 100644 --- a/drivers/wiznet5k/ethernet/socket.c +++ b/drivers/wiznet5k/ethernet/socket.c @@ -49,6 +49,9 @@ //! THE POSSIBILITY OF SUCH DAMAGE. // //***************************************************************************** + +#include <string.h> + #include "socket.h" extern void HAL_Delay(uint32_t); @@ -85,7 +88,19 @@ static uint8_t sock_pack_info[_WIZCHIP_SOCK_NUM_] = {0,}; if(len == 0) return SOCKERR_DATALEN; \ }while(0); \ +void WIZCHIP_EXPORT(socket_reset)(void) { + sock_any_port = SOCK_ANY_PORT_NUM; + sock_io_mode = 0; + sock_is_sending = 0; + /* + memset(sock_remained_size, 0, _WIZCHIP_SOCK_NUM_ * sizeof(uint16_t)); + memset(sock_pack_info, 0, _WIZCHIP_SOCK_NUM_ * sizeof(uint8_t)); + */ +#if _WIZCHIP_ == 5200 + memset(sock_next_rd, 0, _WIZCHIP_SOCK_NUM_ * sizeof(uint16_t)); +#endif +} int8_t WIZCHIP_EXPORT(socket)(uint8_t sn, uint8_t protocol, uint16_t port, uint8_t flag) { @@ -336,8 +351,13 @@ int32_t WIZCHIP_EXPORT(recv)(uint8_t sn, uint8_t * buf, uint16_t len) if(recvsize != 0) break; else if(getSn_TX_FSR(sn) == getSn_TxMAX(sn)) { + // dpgeorge: Getting here seems to be an orderly shutdown of the + // socket, and trying to get POSIX behaviour we return 0 because: + // "If no messages are available to be received and the peer has per‐ + // formed an orderly shutdown, recv() shall return 0". + // TODO this return value clashes with SOCK_BUSY in non-blocking mode. WIZCHIP_EXPORT(close)(sn); - return SOCKERR_SOCKSTATUS; + return 0; } } else |