7gN%ldZddlZddlZddlZddlZddlZddlmZmZm Z m Z m Z m Z ddl mZd!dZd"dZd#d Zd Zd Zd ZdZdZdZdZdZdZejadaejadZ efdZ!GddZ"e"Z#dZ$dZ%GddZ&dZ'dZ(d$dZ)d$d Z*dS)%z0 Useful functions used by the rest of paramiko. N)DEBUG zero_byte xffffffffmax_bytebyte_ordbyte_chr) SSHConfigFc d}d}|s.t|dkrt|ddkrd}t|dzr+t}|rt}|dt|dzz z|z}t dt|dD].}|dzt jd|||dzdz}/|r|ddt|zzz}|S)zTturns a normalized byte string into a long-int (adapted from Crypto.Util.number)r >I)lenrrrrangestructunpack)salways_positiveoutnegativefilleris G/var/www/html/syslog/venv/lib/python3.11/site-packages/paramiko/util.py inflate_longr)s CH A !A$41G1G 1vvz*  F a#a&&1*n % ) 1c!ffa AAbyFM$!a!e) ==a@@! qQQZ   JTc$t}t|}|dkr7|dkr1tjd|tz|z}|dz}|dkr|dk1t |D]*}|dkr|ddkrn,|dkr|ddkrn+d}|dkrt }nt}||dd}|rR|dkr#t|dd kr t |z}|dkr#t|dd kr t|z}|S) zTturns a long-int into a normalized byte string (adapted from Crypto.Util.number)rrrr )rNr ) bytesintrpackr enumeraterrr)nadd_sign_paddingrrs r deflate_longr'>s1 A AA 66R Ka)m , ,q 0 b 66Rq\\   FF1 E GG!A$$,, E  66AAA !A$&& A FF!A$4//A A GG(1Q4..4//1 A Hrc^d}g}t||dzkrH|t|||dz|dz }t||dzkH|t|kr*|t||dfd|DS)Nrcg|]}|zSr,).0lineprefixs r z!format_binary..es * * *dFTM * * *r)rappendformat_binary_line)datar/xrs ` r format_binaryr5]s A C d))a"f   %d1q2v:&677888 R d))a"f   3t99}} %d122h//000 * * * *c * * **rcdd|D}dd|D}d||S)N cRg|]$}dt|%S)z{:02X}formatrr-cs rr0z&format_binary_line..is*@@@aX__Xa[[11@@@rr(cg|]=}dt|t|dzdz>S)z.{:c}..?_r9r;s rr0z&format_binary_line..ksAOOOQ  (1++ & & b(8R'? @OOOrz {:50s} {})joinr:)r3leftrights rr2r2hs^ 88@@4@@@ A AD GGOO$OOO  E   dE * **rcd}|D]Y}t|}d|cxkrdkrnn|t|z }4|td|z }Z|S)Nrrz%{:02X})rrbr:)rrr<rs r safe_stringrFpss C ** QKK >>>>c>>>>> 8A;; CC 1Y%%a(()) )CC Jrc |S#t$rYt|d}t|d}|dkrYdSt |dz}|dzs|dz}|dz}|dz|cYSwxYw)NFrr rr ) bit_lengthAttributeErrorr'rr)r%normhbytebitlens rrHrH{s ||~~    Au%%a!! A::11TQ4<  aKE aKF4<   s5A9(A98A9cdtjtjdS)Nr( )r@ tracebackformat_exceptionsysexc_infosplitr,rr tb_stringsrTs0 779-s|~~> ? ? E Ed K KKrct}t}t|dkr |dd}|dkr|}t|dkr|||t||||}t |t|}||d|z }||z}|dk|S)a) Given a password, passphrase, or other human-source key, scramble it through a secure hash into some keyworthy bytes. This specific algorithm is used for encrypting/decrypting private key files. :param function hash_alg: A function which creates a new hash object, such as ``hashlib.sha256``. :param salt: data to salt the hash with. :type bytes salt: Hash salt bytes. :param str key: human-entered password or passphrase. :param int nbytes: number of bytes to generate. :return: Key data, as `bytes`. rNr)r!rupdaterEdigestmin)hash_algsaltkeynbyteskeydatarWhash_objsizes rgenerate_key_bytesr`sggG WWF 4yy1}}BQBx 1**8:: v;;?? OOF # # ##""63v;;''6%4%= $ 1** Nrc$ddlm}||S)a Read a file of known SSH host keys, in the format used by openssh, and return a compound dict of ``hostname -> keytype ->`` `PKey `. 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