pdns/bpf-filter.main.ebpf

   1 /* generated from the bpf_dns_filter() function in bpf-filter.ebpf.src */
   2 BPF_MOV64_REG(BPF_REG_6,BPF_REG_1),
   3 BPF_MOV64_IMM(BPF_REG_7,2147483647),
   4 BPF_LDX_MEM(BPF_W,BPF_REG_1,BPF_REG_6,16),
   5 BPF_JMP_IMM(BPF_JEQ,BPF_REG_1,ntohs(0x86dd),11),
   6 BPF_JMP_IMM(BPF_JNE,BPF_REG_1,ntohs(0x0800),109),
   7 BPF_LD_ABS(BPF_W,-2097126),
   8 BPF_STX_MEM(BPF_W,BPF_REG_10,BPF_REG_0,-256),
   9 BPF_LD_MAP_FD(BPF_REG_1,maps->d_v4.d_fd.getHandle()),
  10 BPF_MOV64_REG(BPF_REG_2,BPF_REG_10),
  11 BPF_ALU64_IMM(BPF_ADD,BPF_REG_2,-256),
  12 BPF_RAW_INSN(BPF_JMP|BPF_CALL,0,0,0,BPF_FUNC_map_lookup_elem),
  13 BPF_JMP_IMM(BPF_JNE,BPF_REG_0,0,98),
  14 BPF_LD_ABS(BPF_B,-2097129),
  15 BPF_JMP_IMM(BPF_JA,BPF_REG_0,0,39),
  16 BPF_LD_ABS(BPF_B,-2097130),
  17 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_0,-256),
  18 BPF_LD_ABS(BPF_B,-2097129),
  19 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_0,-255),
  20 BPF_LD_ABS(BPF_B,-2097128),
  21 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_0,-254),
  22 BPF_LD_ABS(BPF_B,-2097127),
  23 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_0,-253),
  24 BPF_LD_ABS(BPF_B,-2097126),
  25 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_0,-252),
  26 BPF_LD_ABS(BPF_B,-2097125),
  27 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_0,-251),
  28 BPF_LD_ABS(BPF_B,-2097124),
  29 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_0,-250),
  30 BPF_LD_ABS(BPF_B,-2097123),
  31 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_0,-249),
  32 BPF_LD_ABS(BPF_B,-2097122),
  33 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_0,-248),
  34 BPF_LD_ABS(BPF_B,-2097121),
  35 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_0,-247),
  36 BPF_LD_ABS(BPF_B,-2097120),
  37 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_0,-246),
  38 BPF_LD_ABS(BPF_B,-2097119),
  39 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_0,-245),
  40 BPF_LD_ABS(BPF_B,-2097118),
  41 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_0,-244),
  42 BPF_LD_ABS(BPF_B,-2097117),
  43 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_0,-243),
  44 BPF_LD_ABS(BPF_B,-2097116),
  45 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_0,-242),
  46 BPF_LD_ABS(BPF_B,-2097115),
  47 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_0,-241),
  48 BPF_LD_MAP_FD(BPF_REG_1,maps->d_v6.d_fd.getHandle()),
  49 BPF_MOV64_REG(BPF_REG_2,BPF_REG_10),
  50 BPF_ALU64_IMM(BPF_ADD,BPF_REG_2,-256),
  51 BPF_RAW_INSN(BPF_JMP|BPF_CALL,0,0,0,BPF_FUNC_map_lookup_elem),
  52 BPF_JMP_IMM(BPF_JNE,BPF_REG_0,0,58),
  53 BPF_LD_ABS(BPF_B,-2097132),
  54 BPF_ALU64_IMM(BPF_AND,BPF_REG_0,255),
  55 BPF_JMP_IMM(BPF_JEQ,BPF_REG_0,6,58),
  56 BPF_MOV64_IMM(BPF_REG_1,0),
  57 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_1,-2),
  58 BPF_STX_MEM(BPF_H,BPF_REG_10,BPF_REG_1,-4),
  59 BPF_STX_MEM(BPF_W,BPF_REG_10,BPF_REG_1,-8),
  60 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-16),
  61 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-24),
  62 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-32),
  63 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-40),
  64 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-48),
  65 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-56),
  66 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-64),
  67 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-72),
  68 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-80),
  69 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-88),
  70 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-96),
  71 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-104),
  72 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-112),
  73 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-120),
  74 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-128),
  75 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-136),
  76 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-144),
  77 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-152),
  78 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-160),
  79 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-168),
  80 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-176),
  81 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-184),
  82 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-192),
  83 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-200),
  84 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-208),
  85 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-216),
  86 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-224),
  87 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-232),
  88 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-240),
  89 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-248),
  90 BPF_STX_MEM(BPF_DW,BPF_REG_10,BPF_REG_1,-256),
  91 BPF_MOV64_IMM(BPF_REG_1,20),
  92 BPF_STX_MEM(BPF_W,BPF_REG_6,BPF_REG_1,48),
  93 BPF_LD_ABS(BPF_B,20),
  94 BPF_MOV64_REG(BPF_REG_8,BPF_REG_0),
  95 BPF_MOV64_IMM(BPF_REG_7,0),
  96 BPF_JMP_IMM(BPF_JGT,BPF_REG_8,63,17),
  97 BPF_JMP_IMM(BPF_JNE,BPF_REG_8,0,18),
  98 BPF_LD_ABS(BPF_H,21),
  99 BPF_MOV64_REG(BPF_REG_6,BPF_REG_0),
 100 BPF_LD_MAP_FD(BPF_REG_1,maps->d_qnames.d_fd.getHandle()),
 101 BPF_MOV64_REG(BPF_REG_2,BPF_REG_10),
 102 BPF_ALU64_IMM(BPF_ADD,BPF_REG_2,-256),
 103 BPF_RAW_INSN(BPF_JMP|BPF_CALL,0,0,0,BPF_FUNC_map_lookup_elem),
 104 BPF_MOV64_IMM(BPF_REG_7,2147483647),
 105 BPF_JMP_IMM(BPF_JEQ,BPF_REG_0,0,7),
 106 BPF_LDX_MEM(BPF_H,BPF_REG_1,BPF_REG_0,8),
 107 BPF_JMP_IMM(BPF_JEQ,BPF_REG_1,255,2),
 108 BPF_ALU64_IMM(BPF_AND,BPF_REG_6,65535),
 109 BPF_JMP_REG(BPF_JNE,BPF_REG_1,BPF_REG_6,3),
 110 BPF_MOV64_IMM(BPF_REG_1,1),
 111 BPF_RAW_INSN(BPF_STX|BPF_XADD|BPF_DW,BPF_REG_0,BPF_REG_1,0,0),
 112 BPF_MOV64_IMM(BPF_REG_7,0),
 113 BPF_MOV64_REG(BPF_REG_0,BPF_REG_7),
 114 BPF_EXIT_INSN(),
 115 BPF_STX_MEM(BPF_W,BPF_REG_6,BPF_REG_8,52),
 116 BPF_STX_MEM(BPF_B,BPF_REG_10,BPF_REG_8,-256),
 117 BPF_LD_ABS(BPF_B,21),
 118 BPF_MOV64_REG(BPF_REG_2,BPF_REG_0),
 119 BPF_ALU64_IMM(BPF_ADD,BPF_REG_2,-65),
 120 BPF_ALU64_IMM(BPF_LSH,BPF_REG_2,32),
 121 BPF_ALU64_IMM(BPF_RSH,BPF_REG_2,32),
 122 BPF_MOV64_REG(BPF_REG_1,BPF_REG_0),
 123 BPF_ALU64_IMM(BPF_ADD,BPF_REG_1,32),
 124 BPF_MOV64_IMM(BPF_REG_3,26),
 125 BPF_JMP_REG(BPF_JGT,BPF_REG_3,BPF_REG_2,1),
 126 BPF_MOV64_REG(BPF_REG_1,BPF_REG_0),
 127 BPF_ALU64_IMM(BPF_ADD,BPF_REG_8,-1),
 128 BPF_STX_MEM(BPF_W,BPF_REG_6,BPF_REG_8,60),
 129 BPF_ALU64_IMM(BPF_AND,BPF_REG_1,255),
 130 BPF_STX_MEM(BPF_W,BPF_REG_6,BPF_REG_1,56),
 131 BPF_LD_MAP_FD(BPF_REG_2,maps->d_filters.d_fd.getHandle()),
 132 BPF_MOV64_REG(BPF_REG_1,BPF_REG_6),
 133 BPF_MOV64_IMM(BPF_REG_3,0),
 134 BPF_RAW_INSN(BPF_JMP|BPF_CALL,0,0,0,BPF_FUNC_tail_call),
 135 BPF_MOV64_IMM(BPF_REG_7,2147483647),
 136 BPF_JMP_IMM(BPF_JA,BPF_REG_0,0,-25),