diff options
Diffstat (limited to 'tex/context/third')
| -rw-r--r-- | tex/context/third/enigma/enigma.lua | 128 |
1 files changed, 44 insertions, 84 deletions
diff --git a/tex/context/third/enigma/enigma.lua b/tex/context/third/enigma/enigma.lua index 0e53e0a..db2d032 100644 --- a/tex/context/third/enigma/enigma.lua +++ b/tex/context/third/enigma/enigma.lua @@ -240,7 +240,7 @@ do else sn = colorize(n, 37) end - emit(1, s_steps .. name .. "”: " .. sn .. ".") + return s_steps .. name .. "”: " .. sn .. "." end local rotorstate = "[s \027[1;37m%s\027[0m n\027[1;37m%2d\027[0m]> " pprint_rotor = function (rotor) @@ -259,23 +259,23 @@ do tmp[i] = chr end end - emit(3, stringformat(rotorstate, - stringupper(value_to_letter[visible]), - n) - .. tableconcat(tmp)) + return stringformat(rotorstate, + stringupper(value_to_letter[visible]), + n) + .. tableconcat(tmp) end local rotor_scheme = underline"[rot not]" .. " " .. underline(alpha_sorted) pprint_rotor_scheme = function () - emit(3, rotor_scheme) + return rotor_scheme end local s_encoding_scheme = eol .. [[in > 1 => 2 => 3 > UKW > 3 => 2 => 1]] pprint_encoding_scheme = function () - emit(2, underline(s_encoding_scheme)) + return underline(s_encoding_scheme) end local s_step = " => " local stepcolor = 36 @@ -288,17 +288,17 @@ do end result[nsteps+1] = colorize(value_to_letter[steps[nsteps]], finalcolor) - emit(2, tableconcat(result)) + return tableconcat(result) end - local init_announcement = colorize([[Initial position of rotors: ]], + local init_announcement = colorize("\n" .. [[Initial position of rotors: ]], 37) pprint_init = function (init) local result = "" result = value_to_letter[init[1]] .. " " .. value_to_letter[init[2]] .. " " .. value_to_letter[init[3]] - emit(1, init_announcement .. colorize(stringupper(result), 34)) + return init_announcement .. colorize(stringupper(result), 34) end local machine_announcement = @@ -308,7 +308,7 @@ do local s_ring = colorize(" Ring positions:", 37) local empty_plugboard = colorize(" ——", 34) pprint_new_machine = function (m) - local result = { eol } + local result = { "" } result[#result+1] = underline(machine_announcement) result[#result+1] = s_ukw .. " " @@ -334,26 +334,25 @@ do result[#result+1] = s_pb .. empty_plugboard end result[#result+1] = "" - emit(1, tableconcat(result, eol)) - pprint_rotor_scheme() + result[#result+1] = pprint_rotor_scheme() for i=1, 3 do result[#result+1] = pprint_rotor(m.rotors[i]) end - emit(1, "") + return tableconcat(result, eol) .. eol end local step_template = colorize([[Step № ]], 37) local chr_template = colorize([[ —— Input ]], 37) local pbchr_template = colorize([[ → ]], 37) pprint_step = function (n, chr, pb_chr) - emit(2, eol + return eol .. step_template .. colorize(n, 34) .. chr_template .. colorize(stringupper(value_to_letter[chr]), 34) .. pbchr_template .. colorize(stringupper(value_to_letter[pb_chr]), 34) - .. eol) + .. eol end -- Split the strings into lines, group them in bunches of five etc. @@ -383,14 +382,14 @@ do input = stringupper(input) output = stringupper(output) end - emit(1, eol + return eol .. intext .. eol .. pprint_textblock(input) .. eol .. eol .. outtext .. eol - .. pprint_textblock(output)) + .. pprint_textblock(output) end --[[ichd @@ -400,9 +399,9 @@ setting exceeds the specified threshold, and only then pushes the output. \stopparagraph --ichd]]-- - emit = function (v, str) - if str and v and verbose_level >= v then - iowrite(str .. eol) + emit = function (v, f, ...) + if f and v and verbose_level >= v then + iowrite(f(...) .. eol) end return 0 end @@ -606,8 +605,8 @@ something goes wrong. steps[5] = do_do_encode_char(steps[4], rc, false) steps[6] = do_do_encode_char(steps[5], rb, false) steps[7] = do_do_encode_char(steps[6], ra, false) - pprint_encoding_scheme() - pprint_encoding(steps) + emit(2, pprint_encoding_scheme) + emit(2, pprint_encoding, steps) return steps[7] end @@ -643,11 +642,11 @@ local variable, \identifier{pb_char}. --end char = letter_to_value[char] local pb_char = pb[char] -- first plugboard substitution - pprint_step(machine.step, char, pb_char) - pprint_rotor_scheme() - pprint_rotor(machine.rotors[1]) - pprint_rotor(machine.rotors[2]) - pprint_rotor(machine.rotors[3]) + emit(2, pprint_step, machine.step, char, pb_char) + emit(3, pprint_rotor_scheme) + emit(3, pprint_rotor, machine.rotors[1]) + emit(3, pprint_rotor, machine.rotors[2]) + emit(3, pprint_rotor, machine.rotors[3]) char = do_encode_char(machine.rotors, machine.reflector, pb_char) @@ -685,19 +684,19 @@ extraction of successive characters from the sequence. \TODO{Make \luafunction{encode_string} preprocess characters.} \stopparagraph --ichd]]-- - local encode_string = function (machine, str) --, pattern) - local init_state = pattern_to_state(pattern or get_random_pattern()) - pprint_init(init_state) - machine:set_state(init_state) - local result = { } - str = stringlower(str) - local n = 1 -- OPTIONAL could lookup machine.step instead - for char in utfcharacters(str) do - result[n] = machine:encode_char(char) - n = n + 1 - end - return tableconcat(result) - end + --local encode_string = function (machine, str) --, pattern) + -- local init_state = pattern_to_state(pattern or get_random_pattern()) + -- emit(1, pprint_init, init_state) + -- machine:set_state(init_state) + -- local result = { } + -- str = stringlower(str) + -- local n = 1 -- OPTIONAL could lookup machine.step instead + -- for char in utfcharacters(str) do + -- result[n] = machine:encode_char(char) + -- n = n + 1 + -- end + -- return tableconcat(result) + --end --[[ichd \stopsection --ichd]]-- @@ -959,7 +958,7 @@ consists of three elements: end local processed_chars = function (machine) - pprint_machine_step(machine.step, machine.name) + emit(1, pprint_machine_step, machine.step, machine.name) end new = function (setup_string, pattern) local raw_settings = lpegmatch(p_init, setup_string) @@ -995,11 +994,11 @@ consists of three elements: --- </badcodingstyle> } local init_state = pattern_to_state(pattern or get_random_pattern()) - pprint_init(init_state) + emit(1, pprint_init, init_state) machine:set_state(init_state) --table.print(machine.rotors) - pprint_new_machine(machine) + emit(1, pprint_new_machine, machine) return machine end end @@ -1210,54 +1209,15 @@ end --stub \stopsection --ichd]]-- ------------------------------------------------------------------------ ---enigma.testit = function(args) --- print"" --- print">>>>>>>>>>>>>>>>>>>>>>>>>>" --- --for i,j in next, _G do print(i,j) end --- print">>>>>>>>>>>>>>>>>>>>>>>>>>" --- --print(table.print) ---end - --local teststring = [[B I IV III 16 26 08 AD CN ET FL GI JV KZ PU QY WX]] --local teststring = [[B I II III 01 01 01 AD CN ET FL GI JV KZ PU QY WX]] -local teststring = [[B I II III 01 01 01]] +--local teststring = [[B I II III 01 01 01]] --local teststring = [[B I II III 01 01 02]] --local teststring = [[B I II III 02 02 02]] --local teststring = [[B I IV III 16 26 08 AD CN ET FL GI JV KZ PU QY WX]] --local teststring = [[B I IV III 16 26 08]] --local teststring = [[B I IV III 01 01 02]] ---local testtext = [[ ---DASOB ERKOM MANDO DERWE HRMAQ TGIBT BEKAN NTXAA CHENX AACHE ---NXIST GERET TETXD URQGE BUEND ELTEN EINSA TZDER HILFS KRAEF ---TEKON NTEDI EBEDR OHUNG ABGEW ENDET UNDDI ERETT UNGDE RSTAD ---TGEGE NXEIN SXAQT XNULL XNULL XUHRS IQERG ESTEL LTWER DENX ---]] --- ---local testtext2 = [[ ---XYOWN LJPQH SVDWC LYXZQ FXHIU VWDJO BJNZX RCWEO TVNJC IONTF ---QNSXW ISXKH JDAGD JVAKU KVMJA JHSZQ QJHZO IAVZO WMSCK ASRDN ---XKKSR FHCXC MPJGX YIJCC KISYY SHETX VVOVD QLZYT NJXNU WKZRX ---UJFXM BDIBR VMJKR HTCUJ QPTEE IYNYN JBEAQ JCLMU ODFWM ARQCF ---OBWN ---]] - ---local ea = environment.argument ---local main = function () --- --local init_setting = { 1, 2, 3 } --- local machine = new(teststring) --- --- local plaintext = ea"s" --- --local plaintext = testtext2 --- --local message_key = [[QWE EWG]] --- --local ciphertext = machine:encode_string(plaintext, "rtz") --- local ciphertext = machine:encode_string(plaintext, "aaa") --- --local cyphertext = machine:encode_string(plaintext) --- --local cyphertext = machine:decode_string(plaintext, message_key) --- pprint_ciphertext(plaintext, ciphertext, true) ---end - ---return main() -- vim:ft=lua:sw=2:ts=2:tw=72 |