diff options
Diffstat (limited to 'package/network/services/dnsmasq/patches/020-implement-RFC6842.patch')
| -rw-r--r-- | package/network/services/dnsmasq/patches/020-implement-RFC6842.patch | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/package/network/services/dnsmasq/patches/020-implement-RFC6842.patch b/package/network/services/dnsmasq/patches/020-implement-RFC6842.patch deleted file mode 100644 index 905e40b..0000000 --- a/package/network/services/dnsmasq/patches/020-implement-RFC6842.patch +++ /dev/null @@ -1,132 +0,0 @@ -From 88a77a78ad27adc3ed87b7ee603643d26cb896ee Mon Sep 17 00:00:00 2001 -From: Simon Kelley <simon@thekelleys.org.uk> -Date: Sat, 11 Feb 2017 17:02:02 +0000 -Subject: [PATCH] Implement RFC-6842 (Client-ids in DHCP replies.) - ---- - CHANGELOG | 5 ++++- - src/rfc2131.c | 33 ++++++++++++++++++++++----------- - 2 files changed, 26 insertions(+), 12 deletions(-) - -diff --git a/CHANGELOG b/CHANGELOG -index f7f5125..a4ee280 100644 ---- a/CHANGELOG -+++ b/CHANGELOG -@@ -74,7 +74,10 @@ version 2.77 - of "local addresses only" entries. Thanks to Hannu Nyman for - the patch. - -- -+ Implement RFC 6842. Thanks to Reddeiah Raju Konduru for -+ pointing out that this was missing. -+ -+ - version 2.76 - Include 0.0.0.0/8 in DNS rebind checks. This range - translates to hosts on the local network, or, at -diff --git a/src/rfc2131.c b/src/rfc2131.c -index 978c8dc..3e97402 100644 ---- a/src/rfc2131.c -+++ b/src/rfc2131.c -@@ -38,7 +38,7 @@ static void log_packet(char *type, void *addr, unsigned char *ext_mac, - static unsigned char *option_find(struct dhcp_packet *mess, size_t size, int opt_type, int minsize); - static unsigned char *option_find1(unsigned char *p, unsigned char *end, int opt, int minsize); - static size_t dhcp_packet_size(struct dhcp_packet *mess, unsigned char *agent_id, unsigned char *real_end); --static void clear_packet(struct dhcp_packet *mess, unsigned char *end); -+static void clear_packet(struct dhcp_packet *mess, unsigned char *end, unsigned int sz); - static int in_list(unsigned char *list, int opt); - static void do_options(struct dhcp_context *context, - struct dhcp_packet *mess, -@@ -611,7 +611,7 @@ size_t dhcp_reply(struct dhcp_context *context, char *iface_name, int int_index, - now); - lease_set_interface(lease, int_index, now); - -- clear_packet(mess, end); -+ clear_packet(mess, end, 0); - do_options(context, mess, end, NULL, hostname, get_domain(mess->yiaddr), - netid, subnet_addr, 0, 0, -1, NULL, vendor_class_len, now, 0xffffffff, 0); - } -@@ -814,7 +814,7 @@ size_t dhcp_reply(struct dhcp_context *context, char *iface_name, int int_index, - if (!service || !service->basename || !context) - return 0; - -- clear_packet(mess, end); -+ clear_packet(mess, end, sz); - - mess->yiaddr = mess->ciaddr; - mess->ciaddr.s_addr = 0; -@@ -882,7 +882,7 @@ size_t dhcp_reply(struct dhcp_context *context, char *iface_name, int int_index, - mess->flags |= htons(0x8000); /* broadcast */ - } - -- clear_packet(mess, end); -+ clear_packet(mess, end, sz); - - /* Redirect EFI clients to port 4011 */ - if (pxearch >= 6) -@@ -1062,7 +1062,7 @@ size_t dhcp_reply(struct dhcp_context *context, char *iface_name, int int_index, - log_packet("DHCPOFFER" , &mess->yiaddr, emac, emac_len, iface_name, NULL, NULL, mess->xid); - - time = calc_time(context, config, option_find(mess, sz, OPTION_LEASE_TIME, 4)); -- clear_packet(mess, end); -+ clear_packet(mess, end, sz); - option_put(mess, end, OPTION_MESSAGE_TYPE, 1, DHCPOFFER); - option_put(mess, end, OPTION_SERVER_IDENTIFIER, INADDRSZ, ntohl(server_id(context, override, fallback).s_addr)); - option_put(mess, end, OPTION_LEASE_TIME, 4, time); -@@ -1245,7 +1245,7 @@ size_t dhcp_reply(struct dhcp_context *context, char *iface_name, int int_index, - log_packet("DHCPNAK", &mess->yiaddr, emac, emac_len, iface_name, NULL, message, mess->xid); - - mess->yiaddr.s_addr = 0; -- clear_packet(mess, end); -+ clear_packet(mess, end, sz); - option_put(mess, end, OPTION_MESSAGE_TYPE, 1, DHCPNAK); - option_put(mess, end, OPTION_SERVER_IDENTIFIER, INADDRSZ, ntohl(server_id(context, override, fallback).s_addr)); - option_put_string(mess, end, OPTION_MESSAGE, message, borken_opt); -@@ -1401,7 +1401,7 @@ size_t dhcp_reply(struct dhcp_context *context, char *iface_name, int int_index, - - log_packet("DHCPACK", &mess->yiaddr, emac, emac_len, iface_name, hostname, NULL, mess->xid); - -- clear_packet(mess, end); -+ clear_packet(mess, end, sz); - option_put(mess, end, OPTION_MESSAGE_TYPE, 1, DHCPACK); - option_put(mess, end, OPTION_SERVER_IDENTIFIER, INADDRSZ, ntohl(server_id(context, override, fallback).s_addr)); - option_put(mess, end, OPTION_LEASE_TIME, 4, time); -@@ -1452,7 +1452,7 @@ size_t dhcp_reply(struct dhcp_context *context, char *iface_name, int int_index, - override = lease->override; - } - -- clear_packet(mess, end); -+ clear_packet(mess, end, sz); - option_put(mess, end, OPTION_MESSAGE_TYPE, 1, DHCPACK); - option_put(mess, end, OPTION_SERVER_IDENTIFIER, INADDRSZ, ntohl(server_id(context, override, fallback).s_addr)); - -@@ -2180,12 +2180,23 @@ static struct dhcp_opt *pxe_opts(int pxe_arch, struct dhcp_netid *netid, struct - - return ret; - } -- --static void clear_packet(struct dhcp_packet *mess, unsigned char *end) -+ -+static void clear_packet(struct dhcp_packet *mess, unsigned char *end, unsigned int sz) - { -+ unsigned char *opt; -+ unsigned int clid_tot = 0; -+ -+ /* If sz is non-zero, save any client-id option by copying it as the first -+ option in the new packet */ -+ if (sz != 0 && (opt = option_find(mess, sz, OPTION_CLIENT_ID, 1))) -+ { -+ clid_tot = option_len(opt) + 2u; -+ memmove(&mess->options[0] + sizeof(u32), opt, clid_tot); -+ } -+ - memset(mess->sname, 0, sizeof(mess->sname)); - memset(mess->file, 0, sizeof(mess->file)); -- memset(&mess->options[0] + sizeof(u32), 0, end - (&mess->options[0] + sizeof(u32))); -+ memset(&mess->options[0] + sizeof(u32) + clid_tot, 0, end - (&mess->options[0] + sizeof(u32) + clid_tot)); - mess->siaddr.s_addr = 0; - } - --- -1.7.10.4 - |