Signed-off-by: Maxim Uvarov maxim.uvarov@linaro.org --- lib/lwip/Makefile | 1 + lib/lwip/apps/ping/Makefile | 11 ++++++++++ lib/lwip/apps/ping/lwip_ping.c | 37 ++++++++++++++++++++++++++++++++++ lib/lwip/apps/ping/lwip_ping.h | 24 ++++++++++++++++++++++ lib/lwip/apps/ping/ping.h | 35 ++++++++++++++++++++++++++++++++ 5 files changed, 108 insertions(+) create mode 100644 lib/lwip/apps/ping/Makefile create mode 100644 lib/lwip/apps/ping/lwip_ping.c create mode 100644 lib/lwip/apps/ping/lwip_ping.h create mode 100644 lib/lwip/apps/ping/ping.h
diff --git a/lib/lwip/Makefile b/lib/lwip/Makefile index ec6b728c8e..87ed99a230 100644 --- a/lib/lwip/Makefile +++ b/lib/lwip/Makefile @@ -67,5 +67,6 @@ obj-$(CONFIG_NET) += port/sys-arch.o
obj-$(CONFIG_CMD_DHCP) += apps/dhcp/lwip-dhcp.o obj-$(CONFIG_CMD_DNS) += apps/dns/lwip-dns.o +obj-$(CONFIG_CMD_PING) += apps/ping/ obj-$(CONFIG_CMD_TFTPBOOT) += apps/tftp/ obj-$(CONFIG_CMD_WGET) += apps/http/ diff --git a/lib/lwip/apps/ping/Makefile b/lib/lwip/apps/ping/Makefile new file mode 100644 index 0000000000..0d0a811336 --- /dev/null +++ b/lib/lwip/apps/ping/Makefile @@ -0,0 +1,11 @@ +ccflags-y += -I$(srctree)/lib/lwip/port/include +ccflags-y += -I$(srctree)/lib/lwip/lwip-external/src/include -I$(srctree)/lib/lwip +ccflags-y += -I$(obj) + +.PHONY: $(obj)/ping.c +$(obj)/ping.o: $(obj)/ping.c +$(obj)/ping.c: + cp $(srctree)/lib/lwip/lwip-external/contrib/apps/ping/ping.c $(obj)/ping.c + +obj-$(CONFIG_CMD_PING) += ping.o +obj-$(CONFIG_CMD_PING) += lwip_ping.o diff --git a/lib/lwip/apps/ping/lwip_ping.c b/lib/lwip/apps/ping/lwip_ping.c new file mode 100644 index 0000000000..40658ab6fd --- /dev/null +++ b/lib/lwip/apps/ping/lwip_ping.c @@ -0,0 +1,37 @@ +// SPDX-License-Identifier: GPL-2.0 + +/* + * (C) Copyright 2023 Linaro Ltd. maxim.uvarov@linaro.org + */ + +#include "lwip/opt.h" +#include "lwip/ip_addr.h" +#include "ping.h" + +#include <ulwip.h> + +static ip_addr_t ip_target; + +static int ulwip_ping_tmo(void) +{ + + printf("ping failed; host %s is not alive\n", ipaddr_ntoa(&ip_target)); + return 0; +} + +int lwip_ping_init(char *ping_addr) +{ + int err; + + err = ipaddr_aton(ping_addr, &ip_target); + if (err == 0) { + printf("wrong ping addr string "%s" \n", ping_addr); + return -1; + } + + ulwip_set_tmo(ulwip_ping_tmo); + + ping_init(&ip_target); + + return 0; +} diff --git a/lib/lwip/apps/ping/lwip_ping.h b/lib/lwip/apps/ping/lwip_ping.h new file mode 100644 index 0000000000..7f08095427 --- /dev/null +++ b/lib/lwip/apps/ping/lwip_ping.h @@ -0,0 +1,24 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ + +/* + * (C) Copyright 2023 Linaro Ltd. maxim.uvarov@linaro.org + */ + +#ifndef LWIP_PING_H +#define LWIP_PING_H + +#include <lwip/ip_addr.h> + +/** + * PING_USE_SOCKETS: Set to 1 to use sockets, otherwise the raw api is used + */ +#ifndef PING_USE_SOCKETS +#define PING_USE_SOCKETS 0 +#endif + +int lwip_ping_init(char *ping_addr); + +void ping_raw_init(void); +void ping_send_now(void); + +#endif /* LWIP_PING_H */ diff --git a/lib/lwip/apps/ping/ping.h b/lib/lwip/apps/ping/ping.h new file mode 100644 index 0000000000..0dd4bd78c7 --- /dev/null +++ b/lib/lwip/apps/ping/ping.h @@ -0,0 +1,35 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#include "../../../lwip/ulwip.h" + +#include "lwip/prot/ip4.h" + +#define ip4_print_parts(a, b, c, d) \ + printf("%" U16_F ".%" U16_F ".%" U16_F ".%" U16_F, a, b, c, d); + +#define ip4_print(ipaddr) \ + ip4_print_parts(\ + (u16_t)((ipaddr) != NULL ? ip4_addr1_16(ipaddr) : 0), \ + (u16_t)((ipaddr) != NULL ? ip4_addr2_16(ipaddr) : 0), \ + (u16_t)((ipaddr) != NULL ? ip4_addr3_16(ipaddr) : 0), \ + (u16_t)((ipaddr) != NULL ? ip4_addr4_16(ipaddr) : 0)) + + +#define LWIP_DEBUG 1 /* ping_time is under ifdef*/ +#define PING_RESULT(cond) { \ + if (cond == 1) { \ + printf("host "); \ + ip4_print(addr); \ + printf(" is alive\n"); \ + printf(" %"U32_F" ms\n", (sys_now() - ping_time)); \ + ulwip_exit(0); \ + } else { \ + printf("ping failed; host "); \ + ip4_print(addr); \ + printf(" is not alive\n"); \ + ulwip_exit(-1); \ + } \ + } while (0); + +#include "lwip/ip_addr.h" +void ping_init(const ip_addr_t *ping_addr);