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DHCP: fixed compiling LWIP_DHCP_BOOTP_FILE==1

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This commit is contained in:
goldsimon 2016-08-23 15:25:39 +02:00
parent d99d91dae9
commit 306171c93b
2 changed files with 5 additions and 4 deletions
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7
src/core/ipv4/dhcp.c
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@ -615,7 +615,7 @@ dhcp_handle_ack(struct netif *netif)
#if LWIP_DHCP_BOOTP_FILE
/* copy boot server address,
boot file name copied in dhcp_parse_reply if not overloaded */
ip_addr_copy(dhcp->offered_si_addr, dhcp->msg_in->siaddr);
ip4_addr_copy(dhcp->offered_si_addr, dhcp->msg_in->siaddr);
#endif /* LWIP_DHCP_BOOTP_FILE */
/* subnet mask given? */
@ -1415,14 +1415,15 @@ dhcp_option_hostname(struct dhcp *dhcp, struct netif *netif)
if (netif->hostname != NULL) {
size_t namelen = strlen(netif->hostname);
if (namelen > 0) {
u8_t len;
size_t len;
const char *p = netif->hostname;
/* Shrink len to available bytes (need 2 bytes for OPTION_HOSTNAME
and 1 byte for trailer) */
size_t available = DHCP_OPTIONS_LEN - dhcp->options_out_len - 3;
LWIP_ASSERT("DHCP: hostname is too long!", namelen <= available);
len = LWIP_MIN(namelen, available);
dhcp_option(dhcp, DHCP_OPTION_HOSTNAME, len);
LWIP_ASSERT("DHCP: hostname is too long!", len <= 0xFF);
dhcp_option(dhcp, DHCP_OPTION_HOSTNAME, (u8_t)len);
while (len--) {
dhcp_option_byte(dhcp, *p++);
}

2
src/include/lwip/dhcp.h
View File

@ -100,7 +100,7 @@ struct dhcp
u32_t offered_t1_renew; /* recommended renew time (usually 50% of lease period) */
u32_t offered_t2_rebind; /* recommended rebind time (usually 87.5 of lease period) */
#if LWIP_DHCP_BOOTP_FILE
ip_addr_t offered_si_addr;
ip4_addr_t offered_si_addr;
char boot_file_name[DHCP_BOOT_FILE_LEN];
#endif /* LWIP_DHCP_BOOTPFILE */
};