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Diffstat (limited to 'net')
-rw-r--r--net/bootp.c10
-rw-r--r--net/bootp.h7
2 files changed, 8 insertions, 9 deletions
diff --git a/net/bootp.c b/net/bootp.c
index 3285250..009369b 100644
--- a/net/bootp.c
+++ b/net/bootp.c
@@ -71,7 +71,7 @@ static int BootpCheckPkt(uchar *pkt, unsigned dest, unsigned src, unsigned len)
if (dest != PORT_BOOTPC || src != PORT_BOOTPS)
retval = -1;
- else if (len < sizeof(struct Bootp_t) - OPT_SIZE)
+ else if (len < sizeof(struct Bootp_t) - OPT_FIELD_SIZE)
retval = -2;
else if (bp->bp_op != OP_BOOTREQUEST &&
bp->bp_op != OP_BOOTREPLY &&
@@ -368,8 +368,8 @@ static int DhcpExtended(u8 *e, int message_type, IPaddr_t ServerID,
*e++ = 57; /* Maximum DHCP Message Size */
*e++ = 2;
- *e++ = (576 - 312 + OPT_SIZE) >> 8;
- *e++ = (576 - 312 + OPT_SIZE) & 0xff;
+ *e++ = (576 - 312 + OPT_FIELD_SIZE) >> 8;
+ *e++ = (576 - 312 + OPT_FIELD_SIZE) & 0xff;
if (ServerID) {
int tmp = ntohl(ServerID);
@@ -519,8 +519,8 @@ static int BootpExtended(u8 *e)
*e++ = 57; /* Maximum DHCP Message Size */
*e++ = 2;
- *e++ = (576 - 312 + OPT_SIZE) >> 16;
- *e++ = (576 - 312 + OPT_SIZE) & 0xff;
+ *e++ = (576 - 312 + OPT_FIELD_SIZE) >> 16;
+ *e++ = (576 - 312 + OPT_FIELD_SIZE) & 0xff;
#endif
#if defined(CONFIG_BOOTP_SUBNETMASK)
diff --git a/net/bootp.h b/net/bootp.h
index 1cf9a02..ecbcc4d 100644
--- a/net/bootp.h
+++ b/net/bootp.h
@@ -20,13 +20,13 @@
*/
#if defined(CONFIG_CMD_DHCP)
/* Minimum DHCP Options size per RFC2131 - results in 576 byte pkt */
-#define OPT_SIZE 312
+#define OPT_FIELD_SIZE 312
#if defined(CONFIG_BOOTP_VENDOREX)
extern u8 *dhcp_vendorex_prep(u8 *e); /*rtn new e after add own opts. */
extern u8 *dhcp_vendorex_proc(u8 *e); /*rtn next e if mine,else NULL */
#endif
#else
-#define OPT_SIZE 64
+#define OPT_FIELD_SIZE 64
#endif
struct Bootp_t {
@@ -48,11 +48,10 @@ struct Bootp_t {
uchar bp_chaddr[16]; /* Client hardware address */
char bp_sname[64]; /* Server host name */
char bp_file[128]; /* Boot file name */
- char bp_vend[OPT_SIZE]; /* Vendor information */
+ char bp_vend[OPT_FIELD_SIZE]; /* Vendor information */
};
#define BOOTP_HDR_SIZE sizeof(struct Bootp_t)
-#define BOOTP_SIZE (ETHER_HDR_SIZE + IP_UDP_HDR_SIZE + BOOTP_HDR_SIZE)
/**********************************************************************/
/*