diff options
Diffstat (limited to 'bsp/libwrap/sys/read.c')
-rw-r--r-- | bsp/libwrap/sys/read.c | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/bsp/libwrap/sys/read.c b/bsp/libwrap/sys/read.c deleted file mode 100644 index 3226cdb..0000000 --- a/bsp/libwrap/sys/read.c +++ /dev/null @@ -1,32 +0,0 @@ -/* See LICENSE of license details. */ - -#include <stdint.h> -#include <errno.h> -#include <unistd.h> -#include <sys/types.h> - -#include "platform.h" -#include "stub.h" -#include "weak_under_alias.h" - -ssize_t __wrap_read(int fd, void* ptr, size_t len) -{ - uint8_t * current = (uint8_t *)ptr; - volatile uint32_t * uart_rx = (uint32_t *)(UART0_CTRL_ADDR + UART_REG_RXFIFO); - volatile uint8_t * uart_rx_cnt = (uint8_t *)(UART0_CTRL_ADDR + UART_REG_RXCTRL + 2); - - ssize_t result = 0; - - if (isatty(fd)) { - for (current = (uint8_t *)ptr; - (current < ((uint8_t *)ptr) + len) && (*uart_rx_cnt > 0); - current ++) { - *current = *uart_rx; - result++; - } - return result; - } - - return _stub(EBADF); -} -weak_under_alias(read); |