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authorRiccardo Spagni <ric@spagni.net>2015-08-24 19:34:10 +0200
committerRiccardo Spagni <ric@spagni.net>2015-10-26 18:00:53 +0200
commitbb0c161e7d4bff0e70b59c2f4267da96f34742af (patch)
tree6218bba2ad3cdaa4a8c0be027587db736a2cc946 /src/crypto/shen_ed25519_ref/ref10CommentedCombined/MakeCryptoOps.py
parentMerge pull request #448 (diff)
downloadmonero-bb0c161e7d4bff0e70b59c2f4267da96f34742af.tar.xz
renamed folder
Diffstat (limited to 'src/crypto/shen_ed25519_ref/ref10CommentedCombined/MakeCryptoOps.py')
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diff --git a/src/crypto/shen_ed25519_ref/ref10CommentedCombined/MakeCryptoOps.py b/src/crypto/shen_ed25519_ref/ref10CommentedCombined/MakeCryptoOps.py
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-#assumes you have gnu sed, osx sed might need slight syntax changeo
-#c.f. http://unix.stackexchange.com/questions/112023/how-can-i-replace-a-string-in-a-files
-
-#written by shen-noether monero research labs
-
-import os #for copying and sed etc.
-import glob #for copy files
-import textwrap #for comments etc
-
-print("make sure you have cat and grep installed")
-print("also assumes gnu sed syntax, c.f. :http://unix.stackexchange.com/questions/112023/how-can-i-replace-a-string-in-a-files")
-print("I believe osx may have slightly different version of sed")
-print("maybe someone smart can replace the sed with perl..")
-
-a = ""
-
-license = textwrap.dedent("""\
- // Copyright (c) 2014-2015, The Monero Project
- //
- // All rights reserved.
- //
- // Redistribution and use in source and binary forms, with or without modification, are
- // permitted provided that the following conditions are met:
- //
- // 1. Redistributions of source code must retain the above copyright notice, this list of
- // conditions and the following disclaimer.
- //
- // 2. Redistributions in binary form must reproduce the above copyright notice, this list
- // of conditions and the following disclaimer in the documentation and/or other
- // materials provided with the distribution.
- //
- // 3. Neither the name of the copyright holder nor the names of its contributors may be
- // used to endorse or promote products derived from this software without specific
- // prior written permission.
- //
- // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
- // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
- // THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
- // THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- //
- // Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
- """)
-
-crypto_ops_includes = textwrap.dedent("""\
- #include <assert.h>
- #include <stdint.h>
-
- #include "warnings.h"
- #include "crypto-ops.h"
-
- DISABLE_VS_WARNINGS(4146 4244)
- """)
-
-predeclarations = textwrap.dedent("""\
- /* Predeclarations */
-
- static void fe_mul(fe, const fe, const fe);
- static void fe_sq(fe, const fe);
- static void fe_tobytes(unsigned char *, const fe);
- static int fe_isnonzero(const fe);
- static void ge_madd(ge_p1p1 *, const ge_p3 *, const ge_precomp *);
- static void ge_msub(ge_p1p1 *, const ge_p3 *, const ge_precomp *);
- static void ge_p2_0(ge_p2 *);
- static void ge_p3_dbl(ge_p1p1 *, const ge_p3 *);
- static void ge_sub(ge_p1p1 *, const ge_p3 *, const ge_cached *);
- static void fe_divpowm1(fe, const fe, const fe);
- """)
-
-
-
-fe_comments = textwrap.dedent("""\
- /*
- fe means field element.
- Here the field is \Z/(2^255-19).
- An element t, entries t[0]...t[9], represents the integer
- t[0]+2^26 t[1]+2^51 t[2]+2^77 t[3]+2^102 t[4]+...+2^230 t[9].
- Bounds on each t[i] vary depending on context.
- */
- """)
-
-sc_comments = textwrap.dedent("""\
- /*
- *
- * sc code
- *
- *
- The set of scalars is \Z/l
- where l = 2^252 + 27742317777372353535851937790883648493.
-
- This is the order of the curve ed25519.
- The point is that if a is a scalar and P is a point,
- and b is congruent to a mod l, then aP = bP.
- Thus, reducing mod l can possibly give you a smaller scalar,
- so your elliptic curve operations take less time
- */
- """)
-
-ge_comments = textwrap.dedent("""\
- /*
- *
- * ge code
- *
- *
- ge means group element.
-
- Here the group is the set of pairs (x,y) of field elements (see fe.h)
- satisfying -x^2 + y^2 = 1 + d x^2y^2
- where d = -121665/121666.
-
- Representations:
- ge_p2 (projective): (X:Y:Z) satisfying x=X/Z, y=Y/Z
- ge_p3 (extended): (X:Y:Z:T) satisfying x=X/Z, y=Y/Z, XY=ZT
- ge_p1p1 (completed): ((X:Z),(Y:T)) satisfying x=X/Z, y=Y/T
- ge_precomp (Duif): (y+x,y-x,2dxy)
- */
- """)
-
-xmr_comments = textwrap.dedent("""\
- /*
- *
- * xmr specific code
- *
- *
- This code is from the original CryptoNote.
- Some additional functions were needed to compute ring signatures
- which are not needed for signing.
- Note that sc_sub and sc_mulsub have been given their own file
- since these have been rewritten
-
- */
- """)
-
-
-
-
-def qhasmToC(fi, header, out):
- #replaces mentiones of "header" in "fi" with output in "out"
- #also removes qhasm comments
- out1 = out+".tmp"
- rem_qhasm = " |grep -v 'qhasm' |grep -v ' asm'"
- com = "sed -e '/#include \""+header+"\"/ {' -e 'r "+header+"' -e 'd' -e '}' "+fi+rem_qhasm+" > "+out1
- com2 = "awk 'NF' "+out1+" > "+out
- print(com)
- os.system(com)
- print(com2)
- os.system(com2)
- os.remove(out1) #temporary
-
-while (a != "m") and (a != "m") and (a != "c"):
- a = raw_input("Make / Clean/ Quit m / c / q?")
-
-if a == "m":
- print("making crypto-ops.c and crypto-ops.h")
-
-
- #ref10 header files
-
- #ref10 c files
-
- #fe things
- #still need to do d2, d, sqrtm1
- print("making fe.c")
- print(fe_comments)
- fe = glob.glob("fe*.c")
- for g in fe:
- os.system("cp "+g+" "+g.replace("fe", "fe.monero."))
- qhasmToC("fe_pow22523.c", "pow22523.h", "fe.monero._pow22523.c")
- qhasmToC("fe_invert.c", "pow225521.h", "fe.monero._invert.c")
- os.system("rm fe.monero._isnonzero.c") #since it's modified, it's in xmrSpecificOld
- os.system("cat fe.monero.*.c | grep -v '^#include' > fe.monero.c")
-
- #sc things
- print("\nmaking sc.c")
- print(sc_comments)
- #so you don't get multiple "loads"
- os.system("tail -n +24 sc_reduce.c > sc.monero._reduce.c") #also good on linux
- os.system("tail -n +24 sc_muladd.c > sc.monero._muladd.c")
- os.system("tail -n +31 sc_sub.xmr.c > sc.monero._sub.xmr.c") #careful with the tails if you change these files!
- os.system("cat sc.monero.*.c | grep -v '^#include' > sc.monero.c")
-
- #ge stuff
- print("making ge.c")
- ge = glob.glob("ge*.c")
- for g in ge:
- os.system("cp "+g+" "+g.replace("ge", "ge.monero."))
- print(ge_comments)
- #need to substitute the below lines for their .h files in the appropriate places
- qhasmToC("ge_add.c", "ge_add.h", "ge.monero._add.c")
- qhasmToC("ge_madd.c", "ge_madd.h", "ge.monero._madd.c")
- qhasmToC("ge_sub.c", "ge_sub.h", "ge.monero._sub.c")
- qhasmToC("ge_msub.c", "ge_msub.h", "ge.monero._msub.c")
- qhasmToC("ge_p2_dbl.c", "ge_p2_dbl.h", "ge.monero._p2_dbl.c")
- qhasmToC("ge_frombytes.c", "d.h", "ge.monero._frombytes.c")
- qhasmToC("ge.monero._frombytes.c", "sqrtm1.h", "ge.monero._frombytes.c")
- qhasmToC("ge_p3_to_cached.c", "d2.h", "ge.monero._p3_to_cached.c")
-
-
-
- #also ge_double_scalarmult needs base2.h for ge_precomp Bi
- #note, base2.h is a large file!
- #also in ge_scalarmult_base ge_precomp base needs base.h included
-
- qhasmToC("ge_double_scalarmult.c", "base2.h", "ge.monero._double_scalarmult.c")
- qhasmToC("ge_scalarmult_base.c", "base.h", "ge.monero._scalarmult_base.c")
- #qhasmToC("ge.monero._scalarmult_base.c", "base.h", "ge.monero._scalarmult_base.c")
- os.system("sed -i 's/ cmov/ ge_precomp_cmov/g' ge.monero._scalarmult_base.c")
- os.system("cat ge.monero.*.c | grep -v '^#include' > ge.monero.c")
-
-
- print("making crypto-ops.c")
-
- #sqrtm1 things
-
- #comments
- with open("fe.monero.comments", "w") as text_file:
- text_file.write(fe_comments)
- with open("ge.monero.comments", "w") as text_file:
- text_file.write(ge_comments)
- with open("sc.monero.comments", "w") as text_file:
- text_file.write(sc_comments)
- with open("xmr.monero.comments", "w") as text_file:
- text_file.write(xmr_comments)
- with open("xmr.monero.predeclarations", "w") as text_file:
- text_file.write(predeclarations)
-
-
- #license
- with open("monero.license", "w") as text_file:
- text_file.write(license)
-
- #crypto-ops.c includes
- with open("crypto-ops.monero.includes", "w") as text_file:
- text_file.write(crypto_ops_includes)
-
- #note you may have duplicates of load_3, load_4 and possibly some other functions ...
- os.system("cat monero.license crypto-ops.monero.includes xmr.monero.predeclarations fe.monero.comments fe.monero.c sc.monero.comments sc.monero.c ge.monero.comments ge.monero.c xmr.monero.comments xmrSpecificOld.c > crypto-ops.c")
-
- #monero specific header files
- #print("making crypto-ops-tmp.h")
- #os.system("cat fe.h ge.h sc.h |grep -v crypto_sign_ed25519 |grep -v fe.h > crypto-ops-tmp.h")
- #we'll just use the old header crypto-ops.h
-
- #replace crypto_ints
- os.system("sed -i 's/crypto_int32/int32_t/g' crypto-ops.c")
- os.system("sed -i 's/crypto_int64/int64_t/g' crypto-ops.c")
- os.system("sed -i 's/crypto_uint32/uint32_t/g' crypto-ops.c")
- os.system("sed -i 's/crypto_uint64/uint64_t/g' crypto-ops.c")
-
- #cleaning up
- os.system("rm *monero*")
-
- #monero specific c files
-if a == "c":
- #turn the directory back into ref10
- os.system("rm *monero*")
- os.system("rm crypto-ops.c")