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Adopted netconn_gethostbyname in the lwip interface 

Provides proper integration with DHCP through lwip
pull/2590/head
Christopher Haster 2016-08-18 18:26:37 -05:00 committed by 0xc0170
parent 6c2a82b96a
commit 83286c3e78
2 changed files with 15 additions and 2 deletions
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16
features/net/FEATURE_IPV4/lwip-interface/lwip_stack.c
View File

@ -217,7 +217,7 @@ static int lwip_err_remap(err_t err) {
/* LWIP network stack implementation */ /* LWIP network stack implementation */
static nsapi_addr_t lwip_get_addr(nsapi_stack_t *stack) static nsapi_addr_t lwip_getaddr(nsapi_stack_t *stack)
{ {
if (!lwip_get_ip_address()) { if (!lwip_get_ip_address()) {
return (nsapi_addr_t){0}; return (nsapi_addr_t){0};
@ -229,6 +229,17 @@ static nsapi_addr_t lwip_get_addr(nsapi_stack_t *stack)
return addr; return addr;
} }
static int lwip_gethostbyname(nsapi_stack_t *stack, nsapi_addr_t *addr, const char *host)
{
err_t err = netconn_gethostbyname(host, (ip_addr_t *)addr->bytes);
if (err != ERR_OK) {
return NSAPI_ERROR_DNS_FAILURE;
}
addr->version = NSAPI_IPv4;
return 0;
}
static int lwip_socket_open(nsapi_stack_t *stack, nsapi_socket_t *handle, nsapi_protocol_t proto) static int lwip_socket_open(nsapi_stack_t *stack, nsapi_socket_t *handle, nsapi_protocol_t proto)
{ {
struct lwip_socket *s = lwip_arena_alloc(); struct lwip_socket *s = lwip_arena_alloc();
@ -445,7 +456,8 @@ static void lwip_socket_attach(nsapi_stack_t *stack, nsapi_socket_t handle, void
/* LWIP network stack */ /* LWIP network stack */
const nsapi_stack_api_t lwip_stack_api = { const nsapi_stack_api_t lwip_stack_api = {
.get_ip_address = lwip_get_addr, .get_ip_address = lwip_getaddr,
.gethostbyname = lwip_gethostbyname,
.socket_open = lwip_socket_open, .socket_open = lwip_socket_open,
.socket_close = lwip_socket_close, .socket_close = lwip_socket_close,
.socket_bind = lwip_socket_bind, .socket_bind = lwip_socket_bind,

1
features/net/FEATURE_IPV4/lwip-interface/lwipopts.h
View File

@ -66,6 +66,7 @@
#define LWIP_DHCP 1 #define LWIP_DHCP 1
#define LWIP_DNS 1 #define LWIP_DNS 1
#define LWIP_SOCKET 0
#define SO_REUSE 1 #define SO_REUSE 1