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disassembler.cpython-312.pyc
fP d dl mZ d dlZddlmZ G d dej Z G d dej Z G d d ej Z G d d ej Z G d d Z ddZ d Zd Z G d d ZddZy) )linesepN )get_table_type_namec D e Zd Zdej fdej fgZy) OffsetUnionoffsetuoffsetN)__name__ __module__ __qualname__ctc_uint16c_int16_fields_ 2/usr/lib/python3/dist-packages/bcc/disassembler.pyr r s BKK(8RZZ*@AHr r c D e Zd Zdej fdej fgZy)ImmUnionimmuimmN)r r r r c_uint32c_int32r r r r r r s %rzz':;Hr r c v e Zd ZdZdZdej fdej dfdej dfdefdefgZ y ) BPFInstrFieldsr )oiopcodedst srcr r N) r r r _pack_ _anonymous_r c_uint8r r r r r r r r sJ F K2::& A& A&k"h !Hr r c 8 e Zd ZdZdZdefdej fgZy)BPFInstrr sinstrN) r r r r" r# r r c_uint64r r r r r& r& " s$ FKn%'=>Hr r& c X e Zd ZdZg dZi ddddddd d d d d ddddddddddddddd d d d d d!d"d#d$i d%d&d'd(d)d*d+d,d-d.d/d0d1d2d3d4d5d6d7d8d9d:d;d<d=d>d?d@dAdBdCdDdEdFi dGdHdIdJdKdLdMdNdOdPdQdRdSdTdUdVdWdXdYdZd[d\d]d^d_d`dadbdcdddedfdgdhi didjdkdldmdndodpdqdrdsdtdudvdwdxdydzd{d|d}d~ddddddddddddi ddddddddddddddddddddddddddddddddddddddddddddddd Zed Zy) BPFDecoderr )]unspecmap_lookup_elemmap_update_elemmap_delete_elem probe_read ktime_get_ns trace_printkget_prandom_u32get_smp_processor_idskb_store_bytesl3_csum_replacel4_csum_replace tail_callclone_redirectget_current_pid_tgidget_current_uid_gidget_current_commget_cgroup_classid skb_vlan_push skb_vlan_popskb_get_tunnel_keyskb_set_tunnel_keyperf_event_readredirectget_route_realmperf_event_outputskb_load_bytes get_stackid csum_diffskb_get_tunnel_optskb_set_tunnel_optskb_change_protoskb_change_typeskb_under_cgroupget_hash_recalcget_current_taskprobe_write_usercurrent_task_under_cgroupskb_change_tail skb_pull_data csum_updateset_hash_invalidget_numa_node_idskb_change_headxdp_adjust_headprobe_read_strget_socket_cookieget_socket_uidset_hash setsockoptskb_adjust_room redirect_mapsk_redirect_mapsock_map_updatexdp_adjust_metaperf_event_read_valueperf_prog_read_value getsockoptoverride_returnsock_ops_cb_flags_setmsg_redirect_mapmsg_apply_bytesmsg_cork_bytes msg_pull_databindxdp_adjust_tailskb_get_xfrm_state get_stackskb_load_bytes_relative fib_lookupsock_hash_updatemsg_redirect_hashsk_redirect_hashlwt_push_encaplwt_seg6_store_byteslwt_seg6_adjust_srhlwt_seg6_action rc_repeat rc_keydown skb_cgroup_idget_current_cgroup_idget_local_storagesk_select_reuseportskb_ancestor_cgroup_id sk_lookup_tcp sk_lookup_udp sk_release map_push_elem map_pop_elem map_peek_elem msg_push_data msg_pop_datarc_pointer_relr )add32dstimm+= )jajoffN@ )addr r r )r dstsrcr r )r r r r )sub32r -=r )jeq jdstimmoff==r )subr r r )lddwr Nr )r r r r )r jdstsrcoffr r )r r r r r )ldabswldabsNr $ )mul32r *=r % )jgtr >r ' )mulr r r ( )ldabshr N , )r r r r - )r r r r / )r r r r 0 )ldabsbr N 4 )div32r /=r 5 )jger >=r 7 )divr r r 8 )ldabsdwr Nr < )r r r r = )r r r r ? )r r r r r )ldindwldindNr D )or32 dstimm_bw|=r E )jsetr &r G )orr r r H )ldindhr Nr L )r r r r M )r r r r O )r r r r P )ldindbr Nr T )and32r &=r U )jner !=r W )andr r r X )ldinddwr Nr \ )r r r r ] )r r r r _ )r r r r a )ldxw ldstsrcoffNr b )stw sdstoffimmNr c )stxw sdstoffsrcNr d )lsh32r <<=r e )jsgtr s>r g )lshr r r i )ldxhr Nr j )sthr Nr k )stxhr Nr l )r r r r m )r r r r o )r r r r q )ldxbr Nr r )stbr Nr s )stxbr Nr t )rsh32r >>=r u )jsger s>=r w )rshr r r y )ldxdwr Nr z )stdwr Nr { )stxdwr Nr | )r r r r } )r r r r )r r r r )neg32r ~r )callr Nr )negr r r )mod32r %=r )exitr Nr )modr r r )r r r r )r" r r r )xor32r ^=r )jltr <r )xorr r' r )r& r r' r )r) r r* r )r, r r' r )mov32r =r )jler <=r )movr r2 r )r1 r r2 r )r4 r r5 r )r7 r r2 r )arsh32r s>>=r )jsltr s<r )arshr r9 r )r8 r r9 r )r: r r; r )r< r r9 r )jsler zs<=r )endian32r endianr ) c | j |j \ }}}}|dk( r d|j ||j fz dfS |dk( r d|j ||j fz dfS |dk( r&dd|j z ||j z d z fz dfS |d k( r d |j ||j fz dfS |d k( r=d |j ||j d|j z ||j z d z fz dfS |dk( r=d|j ||j d|j z ||j z d z fz dfS |dk( rh| t d |j dk( r d|j |j fz d fS |j dz |j z }d|j |fz d fS |dk( rd|d|j ddfS |dk( r!d||j d|j z fz dfS |dk( r,d |j ||j d|j z fz dfS |d k( r,d ||j d|j z |j fz dfS |d k( r,d ||j d|j z |j fz dfS |d!k( r d"|j |||j fz dfS |d#k( r[|j | j k7 r, d$|| j |j |j fz dfS |d&d|j z dfS |d'k( r|dfS t d( # t $ r d%||j fz dfcY S w xY w# t $ r d)|j z cY S w xY w)*Nr z r%d %s %dr r z r%d %s 0x%xr z goto %s <%d>z%+dr r z r%d %s r%dr zif r%d %s %d goto pc%s <%d>r z if r%d %s r%d goto pc%s <%d>r z1lddw requires two instructions to be disassembledzr%d = <map at fd #%d>r z r%d = 0x%xr zr0 = *(uz*)skb[]r zr0 = *(u%d*)skb[r%d %s]r zr%d = *(u%d*)(r%d %s)r z*(u%d*)(r%d %s) = %dr z*(u%d*)(r%d %s) = r%dr zr%d = %s (u%s)r%dr z %s bpf_%s#%dz%s <unknown helper #%d> r zunknown opcode classzunknown <0x%x>) opcodesr r r r r r! ExceptionBPF_PSEUDO_CALL bpf_helpers IndexErrorKeyError) clsr ww1nameopclassopbitsr s r decodezBPFDecoder.decode s F 1&)kk!((&; #D'2t(""aeeR%77::K'$r166'::A==F"%!(();)*QXX )9); ;<=> > H$#quub!%%&88!;;L(4r1556;qxx6H67!((lQ6F8H HIJK K L(5AEE7<7I78188|a7G9I IJKL L F" :#$WXX66Q;2aeeQUU^CQFFvv|quu,#quucl2A55G#04aee<a??G#0D!%%49QUUO4E EFGH H L(.!%%quu271882D2F FGHI I L(-quu16!((1CQUU1L LMNO O L(.$271882Daee2M MNOP P E!*aeeRquu-EEqHHF"55C / //K -sqvv7NPQPVPV0W WYZ ZZ #'8!;;F"Qw 677 & K 8B< G JJK 1#qxx0 0 1s A L2 "L2 &*L2 "L2 4AL2 6AL2 8=L2 6.L2 %L2 ?%L2 %0L2 0L2 0L2 8#L2 L2 ;*L &L2 <L2 L2 L/,L2 .L//L2 2M M N)r r r rQ rR rO classmethodr\ r r r r+ r+ ' s O\%K|`@t= `@=`@=`@ =`@ = `@ = `@ = `@ =`@ =`@ =`@ =`@ =`@ =`@ =`@ = `@ = `@ =!`@" =#`@$ =%`@& ='`@( =)`@* =+`@, =-`@. =/`@0 =1`@2 =3`@4 =5`@6 =7`@8 =9`@: =;`@< ==`@> =?`@@ =A`@B =C`@D =E`@F =G`@H =I`@J =K`@L =M`@N =O`@P =Q`@R =S`@T =U`@V =W`@X =Y`@Z =[`@\ =]`@^ =_`@` =a`@b =c`@d =e`@f =g`@h =i`@j =k`@l =m`@n =o`@p =q`@r =s`@t =u`@v =w`@x =y`@z ={`@| =}`@~ =`@@ =A`@B =C`@D =E`@F =G`@H =I`@J =K`@L =M`@N =O`@P =Q`@R =S`@T =U`@V =W`@X =Y`@Z =[`@\ =]`@^ =_`@` =a`@b =c`@d =e`@f =g`@h =i`@j >===========A`@GD G1 G1r r+ c ^ t j | || \ }}d| |j |fz |fS )Nz%4d: (%02x) %s)r+ r\ r )r w0rW r( skips r disassemble_instructionra 3 s5 ##Ar2.KE4 q"))U 3 3T 99r c t j t j | t j t }t t | dz }|d }d}g }t d| D ]: }|| }|r |dz }d|z }nt |dz || \ }}|j | |}< t |dz |d \ }}|j | |S )Nr r r z %4d: (64-bit upper word)) r castc_char_pPOINTERr& intlenrangera append) bpfstrptrnuminstrr_ r` instr_listr rW instr_strs r disassemble_strro 7 s ''"++f%rzz('; <C3v;?#H QB DJ 1h V AID71=I 5a!eR DOIt)$ .hlBEOIti r c T d| z g}|t | z }t j | S )Nz Disassemble of BPF program %s:)ro r join) func_namerj rm s r disassemble_progrs J s- 2i@AJ/&))J << ##r c , e Zd Zi ej dej dej dej dej dej dej dej dej d ej d ej d ej d ej d ej" dej$ dej& dz dej( dz dZed Zedd Zedd Zed Zedd Zy) MapDecoder_Boolcharwchar_tz unsigned charshortzunsigned shortrf z unsigned intlongz unsigned longz long longzunsigned long longfloatdoublez long double __int128zunsigned __int128c x t |t j rd}|S t |t j rd}|S t |t j r7| j |j dz t |j z dz }|S | j | } |S # t $ r t | }Y |S w xY w)Nstructunion[rM ) issubclassr StructureUnionArray ctype2str_type_str_length_rT )rU tfield_type_names r get_ct_namezMapDecoder.get_ct_nameb s %!R\\*"* Arxx(") Arxx("%--"9C"?#ajj/"QTW"W #&--"2 % !!fO %s" B! B! AB! B! !B98B9Nc * |sy|d|||fz S d||fz S )N z[%d,%d +%d bit]z [%d +%d] r )rU r sizeenabled bitoffsets r format_size_infozMapDecoder.format_size_infoq s/ $ 4'@@ @fd^++r c g } |j D ] \ }}t |t j xs t |t j }| j | } t || j } t j | } | j || z | | } |rL|j || | d || j ||dz || z z }|j |d|d |j || | d|d |S # t $ r d} |j D ] }t | dk( rE|\ }}}| j | } | j || || } |j d|| | ||fz n{|\ }}| j | } t || j } t j | } d}d} | j || z | | } |j || | d|d || z }| |z } Y |S w xY w) Nz { z} ;rN r z %s%s%s %s:%d;)r r r r r r getattrr sizeofr ri print_ct_map ValueErrorrg )rU r indentr sizeinfo map_lines field_name field_type is_structuredr field_offset field_sizesizedesc offset_bitsfield field_bitss r r zMapDecoder.print_ct_mapy s; . **+**& J!+J !E "B!+J!A "%//*"= &q* 5 < < YYz 2 // 0E0:H F $$68_%UV !1!1*284-28<2G"I II $$&*%EF $$VX5D5?&A B +5\ 9 *Ku:?9>6J J&)ooj&AO " 3 3FK4<j JH $$_8G8B8B8D &D E .3*J &)ooj&AO#*1j#9#@#@L!#:!6J!"J"#K " 3 3F\4I4> JH $$VX5D5?&A B l*Fz) 1 $2 9 *s DD C/G?>G?c t |t j xs t |t j }| j | }|r3d|z g}|| j |d| z }|j d|z |S d|d|dg}|S )Nz %s {z r z } %s;r rN r )r r r r r r ri )rU r r r r type_namer s r print_map_ctypezMapDecoder.print_map_ctype s #Ar||4 1#Arxx0 OOA& !Y/0I ))!Vh)G GI Y* 5 6 (1*=>Ir c d|||j |j fz g}|| j |j d| z }|| j |j d| z }t j | S )Nz-Layout of BPF map %s (type %s, FD %d, ID %d):keyr value)map_fdmap_idr KeyLeafr rq )rU map_namemap_objmap_typer r s r decode_mapzMapDecoder.decode_map s~ DHPHOHOHX X Y S((eh(OO S(( w(RR ||I&&r )FN)r r FF) r r r r c_boolc_charc_wcharc_ubytec_shortc_ushortc_intc_uintc_longc_ulong c_longlong c_ulonglongc_floatc_double c_longdoublec_int64r) r r] r r r r r r r r ru ru O s 9H 9G9Z9 -9 X 9 / 9 6 9 O9 G9 -9 9 !69 X9 i9 . 9 a 9 q "6!9I$ , , 1 1f ' 'r ru c J t | }t j | ||| S )Nr )r ru r )r r r r map_type_names r r r s& '1M 7MH UUr )Nr )osr ctypesr tabler r r r r r r& r+ ra ro rs ru r r r r <module>r s &B"(( B<rxx <!R\\ !?rxx ? 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