diff options
Diffstat (limited to 'target/linux/generic-2.6/patches-2.6.21')
5 files changed, 8 insertions, 952 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.21/110-ipp2p_0.8.1rc1.patch b/target/linux/generic-2.6/patches-2.6.21/110-ipp2p_0.8.1rc1.patch deleted file mode 100644 index 0dce6d3..0000000 --- a/target/linux/generic-2.6/patches-2.6.21/110-ipp2p_0.8.1rc1.patch +++ /dev/null @@ -1,944 +0,0 @@ ---- /dev/null -+++ b/include/linux/netfilter_ipv4/ipt_ipp2p.h -@@ -0,0 +1,31 @@ -+#ifndef __IPT_IPP2P_H -+#define __IPT_IPP2P_H -+#define IPP2P_VERSION "0.8.1_rc1" -+ -+struct ipt_p2p_info { -+ int cmd; -+ int debug; -+}; -+ -+#endif //__IPT_IPP2P_H -+ -+#define SHORT_HAND_IPP2P 1 /* --ipp2p switch*/ -+//#define SHORT_HAND_DATA 4 /* --ipp2p-data switch*/ -+#define SHORT_HAND_NONE 5 /* no short hand*/ -+ -+#define IPP2P_EDK (1 << 1) -+#define IPP2P_DATA_KAZAA (1 << 2) -+#define IPP2P_DATA_EDK (1 << 3) -+#define IPP2P_DATA_DC (1 << 4) -+#define IPP2P_DC (1 << 5) -+#define IPP2P_DATA_GNU (1 << 6) -+#define IPP2P_GNU (1 << 7) -+#define IPP2P_KAZAA (1 << 8) -+#define IPP2P_BIT (1 << 9) -+#define IPP2P_APPLE (1 << 10) -+#define IPP2P_SOUL (1 << 11) -+#define IPP2P_WINMX (1 << 12) -+#define IPP2P_ARES (1 << 13) -+#define IPP2P_MUTE (1 << 14) -+#define IPP2P_WASTE (1 << 15) -+#define IPP2P_XDCC (1 << 16) ---- /dev/null -+++ b/net/ipv4/netfilter/ipt_ipp2p.c -@@ -0,0 +1,882 @@ -+#if defined(MODVERSIONS) -+#include <linux/modversions.h> -+#endif -+#include <linux/module.h> -+#include <linux/netfilter_ipv4/ip_tables.h> -+#include <linux/version.h> -+#include <linux/netfilter_ipv4/ipt_ipp2p.h> -+#include <net/tcp.h> -+#include <net/udp.h> -+ -+#define get_u8(X,O) (*(__u8 *)(X + O)) -+#define get_u16(X,O) (*(__u16 *)(X + O)) -+#define get_u32(X,O) (*(__u32 *)(X + O)) -+ -+MODULE_AUTHOR("Eicke Friedrich/Klaus Degner <ipp2p@ipp2p.org>"); -+MODULE_DESCRIPTION("An extension to iptables to identify P2P traffic."); -+MODULE_LICENSE("GPL"); -+ -+ -+/*Search for UDP eDonkey/eMule/Kad commands*/ -+int -+udp_search_edk (unsigned char *haystack, int packet_len) -+{ -+ unsigned char *t = haystack; -+ t += 8; -+ -+ switch (t[0]) { -+ case 0xe3: -+ { /*edonkey*/ -+ switch (t[1]) -+ { -+ /* client -> server status request */ -+ case 0x96: -+ if (packet_len == 14) return ((IPP2P_EDK * 100) + 50); -+ break; -+ /* server -> client status request */ -+ case 0x97: if (packet_len == 42) return ((IPP2P_EDK * 100) + 51); -+ break; -+ /* server description request */ -+ /* e3 2a ff f0 .. | size == 6 */ -+ case 0xa2: if ( (packet_len == 14) && ( get_u16(t,2) == __constant_htons(0xfff0) ) ) return ((IPP2P_EDK * 100) + 52); -+ break; -+ /* server description response */ -+ /* e3 a3 ff f0 .. | size > 40 && size < 200 */ -+ //case 0xa3: return ((IPP2P_EDK * 100) + 53); -+ // break; -+ case 0x9a: if (packet_len==26) return ((IPP2P_EDK * 100) + 54); -+ break; -+ -+ case 0x92: if (packet_len==18) return ((IPP2P_EDK * 100) + 55); -+ break; -+ } -+ break; -+ } -+ case 0xe4: -+ { -+ switch (t[1]) -+ { -+ /* e4 20 .. | size == 43 */ -+ case 0x20: if ((packet_len == 43) && (t[2] != 0x00) && (t[34] != 0x00)) return ((IPP2P_EDK * 100) + 60); -+ break; -+ /* e4 00 .. 00 | size == 35 ? */ -+ case 0x00: if ((packet_len == 35) && (t[26] == 0x00)) return ((IPP2P_EDK * 100) + 61); -+ break; -+ /* e4 10 .. 00 | size == 35 ? */ -+ case 0x10: if ((packet_len == 35) && (t[26] == 0x00)) return ((IPP2P_EDK * 100) + 62); -+ break; -+ /* e4 18 .. 00 | size == 35 ? */ -+ case 0x18: if ((packet_len == 35) && (t[26] == 0x00)) return ((IPP2P_EDK * 100) + 63); -+ break; -+ /* e4 52 .. | size = 44 */ -+ case 0x52: if (packet_len == 44 ) return ((IPP2P_EDK * 100) + 64); -+ break; -+ /* e4 58 .. | size == 6 */ -+ case 0x58: if (packet_len == 14 ) return ((IPP2P_EDK * 100) + 65); -+ break; -+ /* e4 59 .. | size == 2 */ -+ case 0x59: if (packet_len == 10 )return ((IPP2P_EDK * 100) + 66); -+ break; -+ /* e4 28 .. | packet_len == 52,77,102,127... */ -+ case 0x28: if (((packet_len-52) % 25) == 0) return ((IPP2P_EDK * 100) + 67); -+ break; -+ /* e4 50 xx xx | size == 4 */ -+ case 0x50: if (packet_len == 12) return ((IPP2P_EDK * 100) + 68); -+ break; -+ /* e4 40 xx xx | size == 48 */ -+ case 0x40: if (packet_len == 56) return ((IPP2P_EDK * 100) + 69); -+ break; -+ } -+ break; -+ } -+ } /* end of switch (t[0]) */ -+ return 0; -+}/*udp_search_edk*/ -+ -+ -+/*Search for UDP Gnutella commands*/ -+int -+udp_search_gnu (unsigned char *haystack, int packet_len) -+{ -+ unsigned char *t = haystack; -+ t += 8; -+ -+ if (memcmp(t, "GND", 3) == 0) return ((IPP2P_GNU * 100) + 51); -+ if (memcmp(t, "GNUTELLA ", 9) == 0) return ((IPP2P_GNU * 100) + 52); -+ return 0; -+}/*udp_search_gnu*/ -+ -+ -+/*Search for UDP KaZaA commands*/ -+int -+udp_search_kazaa (unsigned char *haystack, int packet_len) -+{ -+ unsigned char *t = haystack; -+ -+ if (t[packet_len-1] == 0x00){ -+ t += (packet_len - 6); -+ if (memcmp(t, "KaZaA", 5) == 0) return (IPP2P_KAZAA * 100 +50); -+ } -+ -+ return 0; -+}/*udp_search_kazaa*/ -+ -+/*Search for UDP DirectConnect commands*/ -+int -+udp_search_directconnect (unsigned char *haystack, int packet_len) -+{ -+ unsigned char *t = haystack; -+ if ((*(t + 8) == 0x24) && (*(t + packet_len - 1) == 0x7c)) { -+ t+=8; -+ if (memcmp(t, "SR ", 3) == 0) return ((IPP2P_DC * 100) + 60); -+ if (memcmp(t, "Ping ", 5) == 0) return ((IPP2P_DC * 100) + 61); -+ } -+ return 0; -+}/*udp_search_directconnect*/ -+ -+ -+ -+/*Search for UDP BitTorrent commands*/ -+int -+udp_search_bit (unsigned char *haystack, int packet_len) -+{ -+ switch(packet_len) -+ { -+ case 24: -+ /* ^ 00 00 04 17 27 10 19 80 */ -+ if ((ntohl(get_u32(haystack, 8)) == 0x00000417) && (ntohl(get_u32(haystack, 12)) == 0x27101980)) -+ return (IPP2P_BIT * 100 + 50); -+ break; -+ case 44: -+ if (get_u32(haystack, 16) == __constant_htonl(0x00000400) && get_u32(haystack, 36) == __constant_htonl(0x00000104)) -+ return (IPP2P_BIT * 100 + 51); -+ if (get_u32(haystack, 16) == __constant_htonl(0x00000400)) -+ return (IPP2P_BIT * 100 + 61); -+ break; -+ case 65: -+ if (get_u32(haystack, 16) == __constant_htonl(0x00000404) && get_u32(haystack, 36) == __constant_htonl(0x00000104)) -+ return (IPP2P_BIT * 100 + 52); -+ if (get_u32(haystack, 16) == __constant_htonl(0x00000404)) -+ return (IPP2P_BIT * 100 + 62); -+ break; -+ case 67: -+ if (get_u32(haystack, 16) == __constant_htonl(0x00000406) && get_u32(haystack, 36) == __constant_htonl(0x00000104)) -+ return (IPP2P_BIT * 100 + 53); -+ if (get_u32(haystack, 16) == __constant_htonl(0x00000406)) -+ return (IPP2P_BIT * 100 + 63); -+ break; -+ case 211: -+ if (get_u32(haystack, 8) == __constant_htonl(0x00000405)) -+ return (IPP2P_BIT * 100 + 54); -+ break; -+ case 29: -+ if ((get_u32(haystack, 8) == __constant_htonl(0x00000401))) -+ return (IPP2P_BIT * 100 + 55); -+ break; -+ case 52: -+ if (get_u32(haystack,8) == __constant_htonl(0x00000827) && -+ get_u32(haystack,12) == __constant_htonl(0x37502950)) -+ return (IPP2P_BIT * 100 + 80); -+ break; -+ default: -+ /* this packet does not have a constant size */ -+ if (packet_len >= 40 && get_u32(haystack, 16) == __constant_htonl(0x00000402) && get_u32(haystack, 36) == __constant_htonl(0x00000104)) -+ return (IPP2P_BIT * 100 + 56); -+ break; -+ } -+ -+ /* some extra-bitcomet rules: -+ * "d1:" [a|r] "d2:id20:" -+ */ -+ if (packet_len > 30 && get_u8(haystack, 8) == 'd' && get_u8(haystack, 9) == '1' && get_u8(haystack, 10) == ':' ) -+ { -+ if (get_u8(haystack, 11) == 'a' || get_u8(haystack, 11) == 'r') -+ { -+ if (memcmp(haystack+12,"d2:id20:",8)==0) -+ return (IPP2P_BIT * 100 + 57); -+ } -+ } -+ -+#if 0 -+ /* bitlord rules */ -+ /* packetlen must be bigger than 40 */ -+ /* first 4 bytes are zero */ -+ if (packet_len > 40 && get_u32(haystack, 8) == 0x00000000) -+ { -+ /* first rule: 00 00 00 00 01 00 00 xx xx xx xx 00 00 00 00*/ -+ if (get_u32(haystack, 12) == 0x00000000 && -+ get_u32(haystack, 16) == 0x00010000 && -+ get_u32(haystack, 24) == 0x00000000 ) -+ return (IPP2P_BIT * 100 + 71); -+ -+ /* 00 01 00 00 0d 00 00 xx xx xx xx 00 00 00 00*/ -+ if (get_u32(haystack, 12) == 0x00000001 && -+ get_u32(haystack, 16) == 0x000d0000 && -+ get_u32(haystack, 24) == 0x00000000 ) -+ return (IPP2P_BIT * 100 + 71); -+ -+ -+ } -+#endif -+ -+ return 0; -+}/*udp_search_bit*/ -+ -+ -+ -+/*Search for Ares commands*/ -+//#define IPP2P_DEBUG_ARES -+int -+search_ares (const unsigned char *payload, const u16 plen) -+//int search_ares (unsigned char *haystack, int packet_len, int head_len) -+{ -+// const unsigned char *t = haystack + head_len; -+ -+ /* all ares packets start with */ -+ if (payload[1] == 0 && (plen - payload[0]) == 3) -+ { -+ switch (payload[2]) -+ { -+ case 0x5a: -+ /* ares connect */ -+ if ( plen == 6 && payload[5] == 0x05 ) return ((IPP2P_ARES * 100) + 1); -+ break; -+ case 0x09: -+ /* ares search, min 3 chars --> 14 bytes -+ * lets define a search can be up to 30 chars --> max 34 bytes -+ */ -+ if ( plen >= 14 && plen <= 34 ) return ((IPP2P_ARES * 100) + 1); -+ break; -+#ifdef IPP2P_DEBUG_ARES -+ default: -+ printk(KERN_DEBUG "Unknown Ares command %x recognized, len: %u \n", (unsigned int) payload[2],plen); -+#endif /* IPP2P_DEBUG_ARES */ -+ } -+ } -+ -+#if 0 -+ /* found connect packet: 03 00 5a 04 03 05 */ -+ /* new version ares 1.8: 03 00 5a xx xx 05 */ -+ if ((plen) == 6){ /* possible connect command*/ -+ if ((payload[0] == 0x03) && (payload[1] == 0x00) && (payload[2] == 0x5a) && (payload[5] == 0x05)) -+ return ((IPP2P_ARES * 100) + 1); -+ } -+ if ((plen) == 60){ /* possible download command*/ -+ if ((payload[59] == 0x0a) && (payload[58] == 0x0a)){ -+ if (memcmp(t, "PUSH SHA1:", 10) == 0) /* found download command */ -+ return ((IPP2P_ARES * 100) + 2); -+ } -+ } -+#endif -+ -+ return 0; -+} /*search_ares*/ -+ -+/*Search for SoulSeek commands*/ -+int -+search_soul (const unsigned char *payload, const u16 plen) -+{ -+//#define IPP2P_DEBUG_SOUL -+ /* match: xx xx xx xx | xx = sizeof(payload) - 4 */ -+ if (get_u32(payload, 0) == (plen - 4)){ -+ const __u32 m=get_u32(payload, 4); -+ /* match 00 yy yy 00, yy can be everything */ -+ if ( get_u8(payload, 4) == 0x00 && get_u8(payload, 7) == 0x00 ) -+ { -+#ifdef IPP2P_DEBUG_SOUL -+ printk(KERN_DEBUG "0: Soulseek command 0x%x recognized\n",get_u32(payload, 4)); -+#endif /* IPP2P_DEBUG_SOUL */ -+ return ((IPP2P_SOUL * 100) + 1); -+ } -+ -+ /* next match: 01 yy 00 00 | yy can be everything */ -+ if ( get_u8(payload, 4) == 0x01 && get_u16(payload, 6) == 0x0000 ) -+ { -+#ifdef IPP2P_DEBUG_SOUL -+ printk(KERN_DEBUG "1: Soulseek command 0x%x recognized\n",get_u16(payload, 4)); -+#endif /* IPP2P_DEBUG_SOUL */ -+ return ((IPP2P_SOUL * 100) + 2); -+ } -+ -+ /* other soulseek commandos are: 1-5,7,9,13-18,22,23,26,28,35-37,40-46,50,51,60,62-69,91,92,1001 */ -+ /* try to do this in an intelligent way */ -+ /* get all small commandos */ -+ switch(m) -+ { -+ case 7: -+ case 9: -+ case 22: -+ case 23: -+ case 26: -+ case 28: -+ case 50: -+ case 51: -+ case 60: -+ case 91: -+ case 92: -+ case 1001: -+#ifdef IPP2P_DEBUG_SOUL -+ printk(KERN_DEBUG "2: Soulseek command 0x%x recognized\n",get_u16(payload, 4)); -+#endif /* IPP2P_DEBUG_SOUL */ -+ return ((IPP2P_SOUL * 100) + 3); -+ } -+ -+ if (m > 0 && m < 6 ) -+ { -+#ifdef IPP2P_DEBUG_SOUL -+ printk(KERN_DEBUG "3: Soulseek command 0x%x recognized\n",get_u16(payload, 4)); -+#endif /* IPP2P_DEBUG_SOUL */ -+ return ((IPP2P_SOUL * 100) + 4); -+ } -+ if (m > 12 && m < 19 ) -+ { -+#ifdef IPP2P_DEBUG_SOUL -+ printk(KERN_DEBUG "4: Soulseek command 0x%x recognized\n",get_u16(payload, 4)); -+#endif /* IPP2P_DEBUG_SOUL */ -+ return ((IPP2P_SOUL * 100) + 5); -+ } -+ -+ if (m > 34 && m < 38 ) -+ { -+#ifdef IPP2P_DEBUG_SOUL -+ printk(KERN_DEBUG "5: Soulseek command 0x%x recognized\n",get_u16(payload, 4)); -+#endif /* IPP2P_DEBUG_SOUL */ -+ return ((IPP2P_SOUL * 100) + 6); -+ } -+ -+ if (m > 39 && m < 47 ) -+ { -+#ifdef IPP2P_DEBUG_SOUL -+ printk(KERN_DEBUG "6: Soulseek command 0x%x recognized\n",get_u16(payload, 4)); -+#endif /* IPP2P_DEBUG_SOUL */ -+ return ((IPP2P_SOUL * 100) + 7); -+ } -+ -+ if (m > 61 && m < 70 ) -+ { -+#ifdef IPP2P_DEBUG_SOUL -+ printk(KERN_DEBUG "7: Soulseek command 0x%x recognized\n",get_u16(payload, 4)); -+#endif /* IPP2P_DEBUG_SOUL */ -+ return ((IPP2P_SOUL * 100) + 8); -+ } -+ -+#ifdef IPP2P_DEBUG_SOUL -+ printk(KERN_DEBUG "unknown SOULSEEK command: 0x%x, first 16 bit: 0x%x, first 8 bit: 0x%x ,soulseek ???\n",get_u32(payload, 4),get_u16(payload, 4) >> 16,get_u8(payload, 4) >> 24); -+#endif /* IPP2P_DEBUG_SOUL */ -+ } -+ -+ /* match 14 00 00 00 01 yy 00 00 00 STRING(YY) 01 00 00 00 00 46|50 00 00 00 00 */ -+ /* without size at the beginning !!! */ -+ if ( get_u32(payload, 0) == 0x14 && get_u8(payload, 4) == 0x01 ) -+ { -+ __u32 y=get_u32(payload, 5); -+ /* we need 19 chars + string */ -+ if ( (y + 19) <= (plen) ) -+ { -+ const unsigned char *w=payload+9+y; -+ if (get_u32(w, 0) == 0x01 && ( get_u16(w, 4) == 0x4600 || get_u16(w, 4) == 0x5000) && get_u32(w, 6) == 0x00); -+#ifdef IPP2P_DEBUG_SOUL -+ printk(KERN_DEBUG "Soulssek special client command recognized\n"); -+#endif /* IPP2P_DEBUG_SOUL */ -+ return ((IPP2P_SOUL * 100) + 9); -+ } -+ } -+ return 0; -+} -+ -+ -+/*Search for WinMX commands*/ -+int -+search_winmx (const unsigned char *payload, const u16 plen) -+{ -+//#define IPP2P_DEBUG_WINMX -+ if (((plen) == 4) && (memcmp(payload, "SEND", 4) == 0)) return ((IPP2P_WINMX * 100) + 1); -+ if (((plen) == 3) && (memcmp(payload, "GET", 3) == 0)) return ((IPP2P_WINMX * 100) + 2); -+ //if (packet_len < (head_len + 10)) return 0; -+ if (plen < 10) return 0; -+ -+ if ((memcmp(payload, "SEND", 4) == 0) || (memcmp(payload, "GET", 3) == 0)){ -+ u16 c=4; -+ const u16 end=plen-2; -+ u8 count=0; -+ while (c < end) -+ { -+ if (payload[c]== 0x20 && payload[c+1] == 0x22) -+ { -+ c++; -+ count++; -+ if (count>=2) return ((IPP2P_WINMX * 100) + 3); -+ } -+ c++; -+ } -+ } -+ -+ if ( plen == 149 && payload[0] == '8' ) -+ { -+#ifdef IPP2P_DEBUG_WINMX -+ printk(KERN_INFO "maybe WinMX\n"); -+#endif -+ if (get_u32(payload,17) == 0 && get_u32(payload,21) == 0 && get_u32(payload,25) == 0 && -+// get_u32(payload,33) == __constant_htonl(0x71182b1a) && get_u32(payload,37) == __constant_htonl(0x05050000) && -+// get_u32(payload,133) == __constant_htonl(0x31097edf) && get_u32(payload,145) == __constant_htonl(0xdcb8f792)) -+ get_u16(payload,39) == 0 && get_u16(payload,135) == __constant_htons(0x7edf) && get_u16(payload,147) == __constant_htons(0xf792)) -+ -+ { -+#ifdef IPP2P_DEBUG_WINMX -+ printk(KERN_INFO "got WinMX\n"); -+#endif -+ return ((IPP2P_WINMX * 100) + 4); -+ } -+ } -+ return 0; -+} /*search_winmx*/ -+ -+ -+/*Search for appleJuice commands*/ -+int -+search_apple (const unsigned char *payload, const u16 plen) -+{ -+ if ( (plen > 7) && (payload[6] == 0x0d) && (payload[7] == 0x0a) && (memcmp(payload, "ajprot", 6) == 0)) return (IPP2P_APPLE * 100); -+ -+ return 0; -+} -+ -+ -+/*Search for BitTorrent commands*/ -+int -+search_bittorrent (const unsigned char *payload, const u16 plen) -+{ -+ if (plen > 20) -+ { -+ /* test for match 0x13+"BitTorrent protocol" */ -+ if (payload[0] == 0x13) -+ { -+ if (memcmp(payload+1, "BitTorrent protocol", 19) == 0) return (IPP2P_BIT * 100); -+ } -+ -+ /* get tracker commandos, all starts with GET / -+ * then it can follow: scrape| announce -+ * and then ?hash_info= -+ */ -+ if (memcmp(payload,"GET /",5) == 0) -+ { -+ /* message scrape */ -+ if ( memcmp(payload+5,"scrape?info_hash=",17)==0 ) return (IPP2P_BIT * 100 + 1); -+ /* message announce */ -+ if ( memcmp(payload+5,"announce?info_hash=",19)==0 ) return (IPP2P_BIT * 100 + 2); -+ } -+ } -+ else -+ { -+ /* bitcomet encryptes the first packet, so we have to detect another -+ * one later in the flow */ -+ /* first try failed, too many missdetections */ -+ //if ( size == 5 && get_u32(t,0) == __constant_htonl(1) && t[4] < 3) return (IPP2P_BIT * 100 + 3); -+ -+ /* second try: block request packets */ -+ if ( plen == 17 && get_u32(payload,0) == __constant_htonl(0x0d) && payload[4] == 0x06 && get_u32(payload,13) == __constant_htonl(0x4000) ) return (IPP2P_BIT * 100 + 3); -+ } -+ -+ return 0; -+} -+ -+ -+ -+/*check for Kazaa get command*/ -+int -+search_kazaa (const unsigned char *payload, const u16 plen) -+ -+{ -+ if ((payload[plen-2] == 0x0d) && (payload[plen-1] == 0x0a) && memcmp(payload, "GET /.hash=", 11) == 0) -+ return (IPP2P_DATA_KAZAA * 100); -+ -+ return 0; -+} -+ -+ -+/*check for gnutella get command*/ -+int -+search_gnu (const unsigned char *payload, const u16 plen) -+{ -+ if ((payload[plen-2] == 0x0d) && (payload[plen-1] == 0x0a)) -+ { -+ if (memcmp(payload, "GET /get/", 9) == 0) return ((IPP2P_DATA_GNU * 100) + 1); -+ if (memcmp(payload, "GET /uri-res/", 13) == 0) return ((IPP2P_DATA_GNU * 100) + 2); -+ } -+ return 0; -+} -+ -+ -+/*check for gnutella get commands and other typical data*/ -+int -+search_all_gnu (const unsigned char *payload, const u16 plen) -+{ -+ -+ if ((payload[plen-2] == 0x0d) && (payload[plen-1] == 0x0a)) -+ { -+ -+ if (memcmp(payload, "GNUTELLA CONNECT/", 17) == 0) return ((IPP2P_GNU * 100) + 1); -+ if (memcmp(payload, "GNUTELLA/", 9) == 0) return ((IPP2P_GNU * 100) + 2); -+ -+ -+ if ((memcmp(payload, "GET /get/", 9) == 0) || (memcmp(payload, "GET /uri-res/", 13) == 0)) -+ { -+ u16 c=8; -+ const u16 end=plen-22; -+ while (c < end) { -+ if ( payload[c] == 0x0a && payload[c+1] == 0x0d && ((memcmp(&payload[c+2], "X-Gnutella-", 11) == 0) || (memcmp(&payload[c+2], "X-Queue:", 8) == 0))) -+ return ((IPP2P_GNU * 100) + 3); -+ c++; -+ } -+ } -+ } -+ return 0; -+} -+ -+ -+/*check for KaZaA download commands and other typical data*/ -+int -+search_all_kazaa (const unsigned char *payload, const u16 plen) -+{ -+ if ((payload[plen-2] == 0x0d) && (payload[plen-1] == 0x0a)) -+ { -+ -+ if (memcmp(payload, "GIVE ", 5) == 0) return ((IPP2P_KAZAA * 100) + 1); -+ -+ if (memcmp(payload, "GET /", 5) == 0) { -+ u16 c = 8; -+ const u16 end=plen-22; -+ while (c < end) { -+ if ( payload[c] == 0x0a && payload[c+1] == 0x0d && ((memcmp(&payload[c+2], "X-Kazaa-Username: ", 18) == 0) || (memcmp(&payload[c+2], "User-Agent: PeerEnabler/", 24) == 0))) -+ return ((IPP2P_KAZAA * 100) + 2); -+ c++; -+ } -+ } -+ } -+ return 0; -+} -+ -+/*fast check for edonkey file segment transfer command*/ -+int -+search_edk (const unsigned char *payload, const u16 plen) -+{ -+ if (payload[0] != 0xe3) -+ return 0; -+ else { -+ if (payload[5] == 0x47) -+ return (IPP2P_DATA_EDK * 100); -+ else -+ return 0; -+ } -+} -+ -+ -+ -+/*intensive but slower search for some edonkey packets including size-check*/ -+int -+search_all_edk (const unsigned char *payload, const u16 plen) -+{ -+ if (payload[0] != 0xe3) -+ return 0; -+ else { -+ //t += head_len; -+ const u16 cmd = get_u16(payload, 1); -+ if (cmd == (plen - 5)) { -+ switch (payload[5]) { -+ case 0x01: return ((IPP2P_EDK * 100) + 1); /*Client: hello or Server:hello*/ -+ case 0x4c: return ((IPP2P_EDK * 100) + 9); /*Client: Hello-Answer*/ -+ } -+ } -+ return 0; -+ } -+} -+ -+ -+/*fast check for Direct Connect send command*/ -+int -+search_dc (const unsigned char *payload, const u16 plen) -+{ -+ -+ if (payload[0] != 0x24 ) -+ return 0; -+ else { -+ if (memcmp(&payload[1], "Send|", 5) == 0) -+ return (IPP2P_DATA_DC * 100); -+ else -+ return 0; -+ } -+ -+} -+ -+ -+/*intensive but slower check for all direct connect packets*/ -+int -+search_all_dc (const unsigned char *payload, const u16 plen) -+{ -+// unsigned char *t = haystack; -+ -+ if (payload[0] == 0x24 && payload[plen-1] == 0x7c) -+ { -+ const unsigned char *t=&payload[1]; -+ /* Client-Hub-Protocol */ -+ if (memcmp(t, "Lock ", 5) == 0) return ((IPP2P_DC * 100) + 1); -+ /* Client-Client-Protocol, some are already recognized by client-hub (like lock) */ -+ if (memcmp(t, "MyNick ", 7) == 0) return ((IPP2P_DC * 100) + 38); -+ } -+ return 0; -+} -+ -+/*check for mute*/ -+int -+search_mute (const unsigned char *payload, const u16 plen) -+{ -+ if ( plen == 209 || plen == 345 || plen == 473 || plen == 609 || plen == 1121 ) -+ { -+ //printk(KERN_DEBUG "size hit: %u",size); -+ if (memcmp(payload,"PublicKey: ",11) == 0 ) -+ { -+ return ((IPP2P_MUTE * 100) + 0); -+ -+/* if (memcmp(t+size-14,"\x0aEndPublicKey\x0a",14) == 0) -+ { -+ printk(KERN_DEBUG "end pubic key hit: %u",size); -+ -+ }*/ -+ } -+ } -+ return 0; -+} -+ -+ -+/* check for xdcc */ -+int -+search_xdcc (const unsigned char *payload, const u16 plen) -+{ -+ /* search in small packets only */ -+ if (plen > 20 && plen < 200 && payload[plen-1] == 0x0a && payload[plen-2] == 0x0d && memcmp(payload,"PRIVMSG ",8) == 0) -+ { -+ -+ u16 x=10; -+ const u16 end=plen - 13; -+ -+ /* is seems to be a irc private massage, chedck for xdcc command */ -+ while (x < end) -+ { -+ if (payload[x] == ':') -+ { -+ if ( memcmp(&payload[x+1],"xdcc send #",11) == 0 ) -+ return ((IPP2P_XDCC * 100) + 0); -+ } -+ x++; -+ } -+ } -+ return 0; -+} -+ -+/* search for waste */ -+int search_waste(const unsigned char *payload, const u16 plen) -+{ -+ if ( plen >= 8 && memcmp(payload,"GET.sha1:",9) == 0) -+ return ((IPP2P_WASTE * 100) + 0); -+ -+ return 0; -+} -+ -+ -+static struct { -+ int command; -+ __u8 short_hand; /*for fucntions included in short hands*/ -+ int packet_len; -+ int (*function_name) (const unsigned char *, const u16); -+} matchlist[] = { -+ {IPP2P_EDK,SHORT_HAND_IPP2P,20, &search_all_edk}, -+// {IPP2P_DATA_KAZAA,SHORT_HAND_DATA,200, &search_kazaa}, -+// {IPP2P_DATA_EDK,SHORT_HAND_DATA,60, &search_edk}, -+// {IPP2P_DATA_DC,SHORT_HAND_DATA,26, &search_dc}, -+ {IPP2P_DC,SHORT_HAND_IPP2P,5, search_all_dc}, -+// {IPP2P_DATA_GNU,SHORT_HAND_DATA,40, &search_gnu}, -+ {IPP2P_GNU,SHORT_HAND_IPP2P,5, &search_all_gnu}, -+ {IPP2P_KAZAA,SHORT_HAND_IPP2P,5, &search_all_kazaa}, -+ {IPP2P_BIT,SHORT_HAND_IPP2P,20, &search_bittorrent}, -+ {IPP2P_APPLE,SHORT_HAND_IPP2P,5, &search_apple}, -+ {IPP2P_SOUL,SHORT_HAND_IPP2P,5, &search_soul}, -+ {IPP2P_WINMX,SHORT_HAND_IPP2P,2, &search_winmx}, -+ {IPP2P_ARES,SHORT_HAND_IPP2P,5, &search_ares}, -+ {IPP2P_MUTE,SHORT_HAND_NONE,200, &search_mute}, -+ {IPP2P_WASTE,SHORT_HAND_NONE,5, &search_waste}, -+ {IPP2P_XDCC,SHORT_HAND_NONE,5, &search_xdcc}, -+ {0,0,0,NULL} -+}; -+ -+ -+static struct { -+ int command; -+ __u8 short_hand; /*for fucntions included in short hands*/ -+ int packet_len; -+ int (*function_name) (unsigned char *, int); -+} udp_list[] = { -+ {IPP2P_KAZAA,SHORT_HAND_IPP2P,14, &udp_search_kazaa}, -+ {IPP2P_BIT,SHORT_HAND_IPP2P,23, &udp_search_bit}, -+ {IPP2P_GNU,SHORT_HAND_IPP2P,11, &udp_search_gnu}, -+ {IPP2P_EDK,SHORT_HAND_IPP2P,9, &udp_search_edk}, -+ {IPP2P_DC,SHORT_HAND_IPP2P,12, &udp_search_directconnect}, -+ {0,0,0,NULL} -+}; -+ -+ -+static int -+match(const struct sk_buff *skb, -+ const struct net_device *in, -+ const struct net_device *out, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,18) -+ const struct xt_match *match, -+#endif -+ const void *matchinfo, -+ int offset, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,18) -+ unsigned int protoff, -+#elif LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0) -+ const void *hdr, -+ u_int16_t datalen, -+#endif -+ int *hotdrop) -+{ -+ const struct ipt_p2p_info *info = matchinfo; -+ unsigned char *haystack; -+ struct iphdr *ip = ip_hdr(skb); -+ int p2p_result = 0, i = 0; -+// int head_len; -+ int hlen = ntohs(ip->tot_len)-(ip->ihl*4); /*hlen = packet-data length*/ -+ -+ /*must not be a fragment*/ -+ if (offset) { -+ if (info->debug) printk("IPP2P.match: offset found %i \n",offset); -+ return 0; -+ } -+ -+ /*make sure that skb is linear*/ -+ if(skb_is_nonlinear(skb)){ -+ if (info->debug) printk("IPP2P.match: nonlinear skb found\n"); -+ return 0; -+ } -+ -+ -+ haystack=(char *)ip+(ip->ihl*4); /*haystack = packet data*/ -+ -+ switch (ip->protocol){ -+ case IPPROTO_TCP: /*what to do with a TCP packet*/ -+ { -+ struct tcphdr *tcph = (void *) ip + ip->ihl * 4; -+ -+ if (tcph->fin) return 0; /*if FIN bit is set bail out*/ -+ if (tcph->syn) return 0; /*if SYN bit is set bail out*/ -+ if (tcph->rst) return 0; /*if RST bit is set bail out*/ -+ -+ haystack += tcph->doff * 4; /*get TCP-Header-Size*/ -+ hlen -= tcph->doff * 4; -+ while (matchlist[i].command) { -+ if ((((info->cmd & matchlist[i].command) == matchlist[i].command) || -+ ((info->cmd & matchlist[i].short_hand) == matchlist[i].short_hand)) && -+ (hlen > matchlist[i].packet_len)) { -+ p2p_result = matchlist[i].function_name(haystack, hlen); -+ if (p2p_result) -+ { -+ if (info->debug) printk("IPP2P.debug:TCP-match: %i from: %u.%u.%u.%u:%i to: %u.%u.%u.%u:%i Length: %i\n", -+ p2p_result, NIPQUAD(ip->saddr),ntohs(tcph->source), NIPQUAD(ip->daddr),ntohs(tcph->dest),hlen); -+ return p2p_result; -+ } -+ } -+ i++; -+ } -+ return p2p_result; -+ } -+ -+ case IPPROTO_UDP: /*what to do with an UDP packet*/ -+ { -+ struct udphdr *udph = (void *) ip + ip->ihl * 4; -+ -+ while (udp_list[i].command){ -+ if ((((info->cmd & udp_list[i].command) == udp_list[i].command) || -+ ((info->cmd & udp_list[i].short_hand) == udp_list[i].short_hand)) && -+ (hlen > udp_list[i].packet_len)) { -+ p2p_result = udp_list[i].function_name(haystack, hlen); -+ if (p2p_result){ -+ if (info->debug) printk("IPP2P.debug:UDP-match: %i from: %u.%u.%u.%u:%i to: %u.%u.%u.%u:%i Length: %i\n", -+ p2p_result, NIPQUAD(ip->saddr),ntohs(udph->source), NIPQUAD(ip->daddr),ntohs(udph->dest),hlen); -+ return p2p_result; -+ } -+ } -+ i++; -+ } -+ return p2p_result; -+ } -+ -+ default: return 0; -+ } -+} -+ -+ -+ -+static int -+checkentry(const char *tablename, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,18) -+ const void *ip, -+ const struct xt_match *match, -+#else -+ const struct ipt_ip *ip, -+#endif -+ void *matchinfo, -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19) -+ unsigned int matchsize, -+#endif -+ unsigned int hook_mask) -+{ -+ /* Must specify -p tcp */ -+/* if (ip->proto != IPPROTO_TCP || (ip->invflags & IPT_INV_PROTO)) { -+ * printk("ipp2p: Only works on TCP packets, use -p tcp\n"); -+ * return 0; -+ * }*/ -+ return 1; -+} -+ -+ -+ -+ -+static struct ipt_match ipp2p_match = { -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0) -+ { NULL, NULL }, -+ "ipp2p", -+ &match, -+ &checkentry, -+ NULL, -+ THIS_MODULE -+#endif -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0) -+ .name = "ipp2p", -+ .match = &match, -+ .family = AF_INET, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,18) -+ .matchsize = sizeof(struct ipt_p2p_info), -+#endif -+ .checkentry = &checkentry, -+ .me = THIS_MODULE, -+#endif -+}; -+ -+ -+static int __init init(void) -+{ -+ printk(KERN_INFO "IPP2P v%s loading\n", IPP2P_VERSION); -+ return xt_register_match(&ipp2p_match); -+} -+ -+static void __exit fini(void) -+{ -+ xt_unregister_match(&ipp2p_match); -+ printk(KERN_INFO "IPP2P v%s unloaded\n", IPP2P_VERSION); -+} -+ -+module_init(init); -+module_exit(fini); -+ -+ ---- a/net/ipv4/netfilter/Kconfig -+++ b/net/ipv4/netfilter/Kconfig -@@ -245,6 +245,12 @@ config IP_NF_MATCH_IPRANGE - - To compile it as a module, choose M here. If unsure, say N. - -+config IP_NF_MATCH_IPP2P -+ tristate "IPP2P" -+ depends on IP_NF_IPTABLES -+ help -+ Module for matching traffic of various Peer-to-Peer applications -+ - config IP_NF_MATCH_TOS - tristate "TOS match support" - depends on IP_NF_IPTABLES ---- a/net/ipv4/netfilter/Makefile -+++ b/net/ipv4/netfilter/Makefile -@@ -91,6 +91,7 @@ obj-$(CONFIG_IP_NF_MATCH_ECN) += ipt_ecn - obj-$(CONFIG_IP_NF_MATCH_AH) += ipt_ah.o - obj-$(CONFIG_IP_NF_MATCH_TTL) += ipt_ttl.o - obj-$(CONFIG_IP_NF_MATCH_ADDRTYPE) += ipt_addrtype.o -+obj-$(CONFIG_IP_NF_MATCH_IPP2P) += ipt_ipp2p.o - - # targets - obj-$(CONFIG_IP_NF_TARGET_REJECT) += ipt_REJECT.o diff --git a/target/linux/generic-2.6/patches-2.6.21/130-netfilter_ipset.patch b/target/linux/generic-2.6/patches-2.6.21/130-netfilter_ipset.patch index 8f59efa..befffb0 100644 --- a/target/linux/generic-2.6/patches-2.6.21/130-netfilter_ipset.patch +++ b/target/linux/generic-2.6/patches-2.6.21/130-netfilter_ipset.patch @@ -7527,7 +7527,7 @@ +module_exit(ipt_SET_fini); --- a/net/ipv4/netfilter/Kconfig +++ b/net/ipv4/netfilter/Kconfig -@@ -663,5 +663,122 @@ config IP_NF_ARP_MANGLE +@@ -657,5 +657,122 @@ config IP_NF_ARP_MANGLE Allows altering the ARP packet payload: source and destination hardware and network addresses. @@ -7658,9 +7658,9 @@ obj-$(CONFIG_IP_NF_MATCH_TTL) += ipt_ttl.o +obj-$(CONFIG_IP_NF_MATCH_SET) += ipt_set.o obj-$(CONFIG_IP_NF_MATCH_ADDRTYPE) += ipt_addrtype.o - obj-$(CONFIG_IP_NF_MATCH_IPP2P) += ipt_ipp2p.o -@@ -106,6 +107,18 @@ obj-$(CONFIG_IP_NF_TARGET_LOG) += ipt_LO + # targets +@@ -105,6 +106,18 @@ obj-$(CONFIG_IP_NF_TARGET_LOG) += ipt_LO obj-$(CONFIG_IP_NF_TARGET_ULOG) += ipt_ULOG.o obj-$(CONFIG_IP_NF_TARGET_CLUSTERIP) += ipt_CLUSTERIP.o obj-$(CONFIG_IP_NF_TARGET_TTL) += ipt_TTL.o diff --git a/target/linux/generic-2.6/patches-2.6.21/140-netfilter_time.patch b/target/linux/generic-2.6/patches-2.6.21/140-netfilter_time.patch index ad12030..25f51f1 100644 --- a/target/linux/generic-2.6/patches-2.6.21/140-netfilter_time.patch +++ b/target/linux/generic-2.6/patches-2.6.21/140-netfilter_time.patch @@ -202,7 +202,7 @@ +} --- a/net/ipv4/netfilter/Kconfig +++ b/net/ipv4/netfilter/Kconfig -@@ -260,6 +260,22 @@ config IP_NF_MATCH_TOS +@@ -254,6 +254,22 @@ config IP_NF_MATCH_TOS To compile it as a module, choose M here. If unsure, say N. diff --git a/target/linux/generic-2.6/patches-2.6.21/150-netfilter_imq.patch b/target/linux/generic-2.6/patches-2.6.21/150-netfilter_imq.patch index 6ea4f95..b3ba77b 100644 --- a/target/linux/generic-2.6/patches-2.6.21/150-netfilter_imq.patch +++ b/target/linux/generic-2.6/patches-2.6.21/150-netfilter_imq.patch @@ -715,7 +715,7 @@ +MODULE_LICENSE("GPL"); --- a/net/ipv4/netfilter/Kconfig +++ b/net/ipv4/netfilter/Kconfig -@@ -587,6 +587,17 @@ config IP_NF_MANGLE +@@ -581,6 +581,17 @@ config IP_NF_MANGLE To compile it as a module, choose M here. If unsure, say N. @@ -735,7 +735,7 @@ depends on IP_NF_MANGLE --- a/net/ipv4/netfilter/Makefile +++ b/net/ipv4/netfilter/Makefile -@@ -99,6 +99,7 @@ obj-$(CONFIG_IP_NF_MATCH_IPP2P) += ipt_i +@@ -98,6 +98,7 @@ obj-$(CONFIG_IP_NF_MATCH_ADDRTYPE) += ip obj-$(CONFIG_IP_NF_TARGET_REJECT) += ipt_REJECT.o obj-$(CONFIG_IP_NF_TARGET_TOS) += ipt_TOS.o obj-$(CONFIG_IP_NF_TARGET_ECN) += ipt_ECN.o diff --git a/target/linux/generic-2.6/patches-2.6.21/160-netfilter_route.patch b/target/linux/generic-2.6/patches-2.6.21/160-netfilter_route.patch index 5d32bdb..8042c4b 100644 --- a/target/linux/generic-2.6/patches-2.6.21/160-netfilter_route.patch +++ b/target/linux/generic-2.6/patches-2.6.21/160-netfilter_route.patch @@ -538,7 +538,7 @@ +module_exit(fini); --- a/net/ipv4/netfilter/Kconfig +++ b/net/ipv4/netfilter/Kconfig -@@ -807,5 +807,22 @@ config IP_NF_TARGET_SET +@@ -801,5 +801,22 @@ config IP_NF_TARGET_SET To compile it as a module, choose M here. If unsure, say N. @@ -563,7 +563,7 @@ --- a/net/ipv4/netfilter/Makefile +++ b/net/ipv4/netfilter/Makefile -@@ -102,6 +102,7 @@ obj-$(CONFIG_IP_NF_TARGET_ECN) += ipt_EC +@@ -101,6 +101,7 @@ obj-$(CONFIG_IP_NF_TARGET_ECN) += ipt_EC obj-$(CONFIG_IP_NF_TARGET_IMQ) += ipt_IMQ.o obj-$(CONFIG_IP_NF_TARGET_MASQUERADE) += ipt_MASQUERADE.o obj-$(CONFIG_IP_NF_TARGET_REDIRECT) += ipt_REDIRECT.o |