From: bg Date: Tue, 10 Nov 2009 19:37:44 +0000 (+0000) Subject: [blake] fixing bugs and removing bug compatibility mode X-Git-Url: https://git.cryptolib.org/?a=commitdiff_plain;h=01166b227940a23b4b666d2bda5964bfd2fbc9da;p=avr-crypto-lib.git [blake] fixing bugs and removing bug compatibility mode --- diff --git a/blake/blake_large.c b/blake/blake_large.c index b3d6dac..7daa261 100644 --- a/blake/blake_large.c +++ b/blake/blake_large.c @@ -32,11 +32,6 @@ #include "blake_large.h" #include "blake_common.h" -#include "cli.h" - -#define BUG_3 0 /* bug compatibility with reference code */ -#define BUG_4 0 /* bug compatibility with reference code */ - uint64_t pgm_read_qword(void* p){ union{ uint64_t v64; @@ -91,11 +86,8 @@ void blake_large_changeendian(void* dest, const void* src){ void blake_large_compress(uint64_t* v,const void* m){ uint8_t r,i; uint8_t a,b,c,d, s0, s1; -// cli_putstr_P(PSTR("\r\nblock:")); -// cli_hexdump_block(m, 128, 5, 8); for(r=0; r<14; ++r){ for(i=0; i<8; ++i){ - // blake_large_g(r%10, i, v, (uint64_t*)m); a = pgm_read_byte(blake_index_lut+4*i+0); b = pgm_read_byte(blake_index_lut+4*i+1); c = pgm_read_byte(blake_index_lut+4*i+2); @@ -111,15 +103,6 @@ void blake_large_compress(uint64_t* v,const void* m){ v[c] += v[d]; v[b] = ROTR64(v[b]^v[c], 11); } -/* - cli_putstr_P(PSTR("\r\nv:")); - for(i=0; i<16; ++i){ - if(i%4==0) - cli_putstr_P(PSTR("\r\n ")); - cli_hexdump_rev(&(v[i]), 8); - cli_putc(' '); - } -*/ } } @@ -162,31 +145,18 @@ void blake_large_lastBlock(blake_large_ctx_t* ctx, const void* msg, uint16_t len buffer[length_b/8] |= 0x80 >> (length_b&0x7); blake_large_changeendian(buffer, buffer); blake_large_expand(v, ctx); -#if BUG_3 - uint8_t x=0; - if(length_b%1024<895 && length_b%8) - x=0x40; - v[12] ^= ctr + x; - v[13] ^= ctr + x; - -#else - if(length_b){ + if(length_b>1024-128-2){ v[12] ^= ctr; v[13] ^= ctr; - } -#endif - if(length_b>1024-128-2){ -#if BUG_4 - if(length_b<1017){ - blake_large_compress(v, buffer); - blake_large_collapse(ctx, v); - } -#else blake_large_compress(v, buffer); blake_large_collapse(ctx, v); -#endif memset(buffer, 0, 128-8); blake_large_expand(v, ctx); + } else { + if(length_b){ + v[12] ^= ctr; + v[13] ^= ctr; + } } if(ctx->appendone) buffer[128-16-8] |= 0x01; diff --git a/blake/blake_small.c b/blake/blake_small.c index 874a513..b25da51 100644 --- a/blake/blake_small.c +++ b/blake/blake_small.c @@ -160,12 +160,14 @@ void blake_small_lastBlock(blake_small_ctx_t* ctx, const void* msg, uint16_t len buffer[length_b/8] |= 0x80 >> (length_b&0x7); blake_small_changeendian(buffer, buffer); blake_small_expand(v, ctx); -if(length_b){ +/* +if(length_b<505 && length_b){ v[12] ^= ctr.v32[0]; v[13] ^= ctr.v32[0]; v[14] ^= ctr.v32[1]; v[15] ^= ctr.v32[1]; } +*/ #if BUG_2 if(length_b>=505) ctr.v32[0] = tmp; @@ -177,10 +179,21 @@ if(length_b){ } #endif if(length_b>512-64-2){ + v[12] ^= ctr.v32[0]; + v[13] ^= ctr.v32[0]; + v[14] ^= ctr.v32[1]; + v[15] ^= ctr.v32[1]; blake_small_compress(v, buffer); blake_small_collapse(ctx, v); memset(buffer, 0, 64-8); blake_small_expand(v, ctx); + }else{ + if(length_b){ + v[12] ^= ctr.v32[0]; + v[13] ^= ctr.v32[0]; + v[14] ^= ctr.v32[1]; + v[15] ^= ctr.v32[1]; + } } if(ctx->appendone) buffer[64-8-4] |= 0x01; diff --git a/host/shavs_test2.rb b/host/shavs_test2.rb index f6e4af1..ad242f4 100644 --- a/host/shavs_test2.rb +++ b/host/shavs_test2.rb @@ -68,18 +68,11 @@ def scan_system end def init_system(algo_select) -# sleep 1 $sp.print("echo off \r") print("DBG i: " + "echo off \r"+"\n") if $debug -# line = $sp.readlines() -# print("DBG 0.0: ") -# print(line) - sleep 1 + sleep 1 $sp.print("shavs_set #{algo_select}\r") print("DBG i: " + "shavs_set #{$algo_select} \r"+"\n") # if $debug -# line = $sp.readlines() -# print("DBG 0.1: ") -# print(line) sleep 1 $sp.print("shavs_test1 \r") print("DBG i: " + "shavs_test1 \r"+"\n") if $debug @@ -87,9 +80,6 @@ def init_system(algo_select) line=$sp.gets() end while not m=/buffer_size[\s]*=[\s]*0x([0-9A-Fa-f]*)/.match(line) $buffer_size = m[1].to_i(16) -# line = $sp.readlines() -# print("DBG 0.2: ") -# print(line) end def get_md @@ -102,18 +92,19 @@ def get_md end def send_md(md_string) + $sp.print("Msg = ") for i in 0..md_string.length-1 $sp.print(md_string[i].chr) # print("DBG s: "+ md_string[i].chr) if $debug - if(i%$buffer_size==$buffer_size-1) - begin - line=$sp.gets() - end while not /\./.match(line) + if((i%($buffer_size*2)==0)&&(i!=0)) + begin + line=$sp.gets() + end while not /\./.match(line) end end end -def run_test(filename) +def run_test(filename, skip=0) nerrors = 0 line=1 if not File.exist?(filename) @@ -123,20 +114,24 @@ def run_test(filename) pos = 0 file = File.new(filename, "r"); until file.eof - sleep(0.5) begin lb=file.gets() end while not (file.eof or (/[\s]*Len[\s]*=.*/.match(lb))) + len = /[\s]*Len[\s]*=[\s]*([0-9]*)/.match(lb)[1].to_i puts("DBG sending: "+lb) if $debug return if file.eof + if(skip>0) + skip -= 1 + redo + end $sp.print(lb.strip) $sp.print("\r") begin lb=file.gets() - end while not (file.eof or (/[\s]*Msg[\s]*=.*/.match(lb))) + end while not (file.eof or (m=/[\s]*Msg[\s]*=[\s]*([0-9a-fA-F]*)/.match(lb))) return if file.eof puts("DBG sending: "+lb) if $debug - send_md(lb.strip) + send_md(m[1]) avr_md = get_md() begin lb=file.gets() @@ -145,15 +140,15 @@ def run_test(filename) b = (/[\s]*MD[\s]*=[\s]*([0-9a-fA-F]*).*/.match(avr_md))[1]; a.upcase! b.upcase! - printf("\n%4d (%4d): ", line, (line-1)*$linewidth) if (pos%$linewidth==0 and $linewidth!=0) + printf("\n%4d (%4d) [%5d]: ", line, (line-1)*$linewidth, len) if (pos%$linewidth==0 and $linewidth!=0) line += 1 if (pos%$linewidth==0 and $linewidth!=0) - sleep(1) + #sleep(1) #putc((a==b)?'*':'!') if(a==b) putc('*') else putc('!') - printf("\nshould: %s\ngot: %s\n",lb,avr_md) + printf("<%d>",len) nerrors += 1 end pos += 1 @@ -165,7 +160,7 @@ conf = Hash.new conf = readconfigfile("/etc/testport.conf", conf) conf = readconfigfile("~/.testport.conf", conf) conf = readconfigfile("testport.conf", conf) -puts conf.inspect +#puts conf.inspect puts("serial port interface version: " + SerialPort::VERSION); $linewidth = 64 @@ -190,14 +185,13 @@ $sp = SerialPort.new(conf["PORT"]["port"], params) $sp.read_timeout=1000; # 5 minutes $sp.flow_control = SerialPort::SOFT -#$algo_select = ARGV[4] -#irb reset_system() algos=scan_system() -puts algos.inspect +#puts algos.inspect -algos.each_key do |algo| +algos.sort.each do |algoa| + algo = algoa[0] if conf[algo]==nil puts("No test-set defined for #{algo} \r\n") next @@ -207,8 +201,8 @@ algos.each_key do |algo| while conf[algo]["file_#{i}"] != nil puts("Testing #{algo} with #{conf[algo]["file_#{i}"]}") reset_system() - init_system(algos[algo]) - nerrors=run_test(conf[algo]["file_#{i}"]) + init_system(algoa[1]) + nerrors=run_test(conf[algo]["file_#{i}"], 0) if nerrors == 0 puts("\n[ok]") logfile.puts("[ok] "+conf[algo]["file_#{i}"]+ " ("+Time.now.to_s()+")")