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Diffstat (limited to 'net')
-rw-r--r--net/bootp.c22
1 files changed, 16 insertions, 6 deletions
diff --git a/net/bootp.c b/net/bootp.c
index 661e371..ccf9ee6 100644
--- a/net/bootp.c
+++ b/net/bootp.c
@@ -341,6 +341,15 @@ BootpTimeout(void)
}
}
+#define put_vci(e, str) \
+ do { \
+ size_t vci_strlen = strlen(str); \
+ *e++ = 60; /* Vendor Class Identifier */ \
+ *e++ = vci_strlen; \
+ memcpy(e, str, vci_strlen); \
+ e += vci_strlen; \
+ } while (0)
+
/*
* Initialize BOOTP extension fields in the request.
*/
@@ -352,7 +361,6 @@ static int DhcpExtended(u8 *e, int message_type, IPaddr_t ServerID,
u8 *cnt;
#if defined(CONFIG_BOOTP_PXE)
char *uuid;
- size_t vci_strlen;
u16 clientarch;
#endif
@@ -437,12 +445,10 @@ static int DhcpExtended(u8 *e, int message_type, IPaddr_t ServerID,
printf("Invalid pxeuuid: %s\n", uuid);
}
}
+#endif
- *e++ = 60; /* Vendor Class Identifier */
- vci_strlen = strlen(CONFIG_BOOTP_VCI_STRING);
- *e++ = vci_strlen;
- memcpy(e, CONFIG_BOOTP_VCI_STRING, vci_strlen);
- e += vci_strlen;
+#ifdef CONFIG_BOOTP_VCI_STRING
+ put_vci(e, CONFIG_BOOTP_VCI_STRING);
#endif
#if defined(CONFIG_BOOTP_VENDOREX)
@@ -529,6 +535,10 @@ static int BootpExtended(u8 *e)
*e++ = (576 - 312 + OPT_FIELD_SIZE) & 0xff;
#endif
+#ifdef CONFIG_BOOTP_VCI_STRING
+ put_vci(e, CONFIG_BOOTP_VCI_STRING);
+#endif
+
#if defined(CONFIG_BOOTP_SUBNETMASK)
*e++ = 1; /* Subnet mask request */
*e++ = 4;