diff options
Diffstat (limited to 'test_vectors/format_test_vectors.py')
| -rw-r--r-- | test_vectors/format_test_vectors.py | 218 |
1 files changed, 61 insertions, 157 deletions
diff --git a/test_vectors/format_test_vectors.py b/test_vectors/format_test_vectors.py index a49b34b..1389711 100644 --- a/test_vectors/format_test_vectors.py +++ b/test_vectors/format_test_vectors.py @@ -60,82 +60,6 @@ P256_GY = 0x4fe342e2fe1a7f9b8ee7eb4a7c0f9e162bce33576b315ececbb6406837bf51f5 P384_GX = 0xaa87ca22be8b05378eb1c71ef320ad746e1d3b628ba79b9859f741e082542a385502f25dbf55296c3a545e3872760ab7 P384_GY = 0x3617de4a96262c6f5d9e98bf9292dc29f8f41dbd289a147ce9da3113b5f0b8c00a60b1ce1d7e819d7a431d7c90ea0e5f - -# -# get part of string between two markers -# -#def string_between(s, s_left, s_right): -# s_begin = s.index(s_left) + len(s_left) -# s_end = s.index(s_right, s_begin) -# return s[s_begin:s_end] - -# -# load message from file -# -#def read_message(key): -# with open(key + ".txt", "r") as f: -# return f.readlines()[0] -# -# -# read modulus from file -# -#def read_modulus(key): -# openssl_command = ["openssl", "rsa", "-in", key + ".key", "-noout", "-modulus"] -# openssl_stdout = subprocess.check_output(openssl_command).decode("utf-8") -# return openssl_stdout.strip().split("=")[1] - -# -# read private exponent from file -# -#def read_secret(key): -# openssl_command = ["openssl", "rsa", "-in", key + ".key", "-noout", "-text"] -# openssl_stdout = subprocess.check_output(openssl_command).decode("utf-8") -# openssl_secret = string_between(openssl_stdout, "privateExponent", "prime1") -# openssl_secret = openssl_secret.replace(":", "") -# openssl_secret = openssl_secret.replace("\n", "") -# openssl_secret = openssl_secret.replace(" ", "") -# return openssl_secret - -# -# read part of private key from file -# -#def read_prime1(key): -# openssl_command = ["openssl", "rsa", "-in", key + ".key", "-noout", "-text"] -# openssl_stdout = subprocess.check_output(openssl_command).decode("utf-8") -# openssl_secret = string_between(openssl_stdout, "prime1", "prime2") -# openssl_secret = openssl_secret.replace(":", "") -# openssl_secret = openssl_secret.replace("\n", "") -# openssl_secret = openssl_secret.replace(" ", "") -# return openssl_secret -#def read_prime2(key): -# openssl_command = ["openssl", "rsa", "-in", key + ".key", "-noout", "-text"] -# openssl_stdout = subprocess.check_output(openssl_command).decode("utf-8") -# openssl_secret = string_between(openssl_stdout, "prime2", "exponent1") -# openssl_secret = openssl_secret.replace(":", "") -# openssl_secret = openssl_secret.replace("\n", "") -# openssl_secret = openssl_secret.replace(" ", "") -# return openssl_secret - -# -# read prive exponent from file -# -#def read_exponent1(key): -# openssl_command = ["openssl", "rsa", "-in", key + ".key", "-noout", "-text"] -# openssl_stdout = subprocess.check_output(openssl_command).decode("utf-8") -# openssl_secret = string_between(openssl_stdout, "exponent1", "exponent2") -# openssl_secret = openssl_secret.replace(":", "") -# openssl_secret = openssl_secret.replace("\n", "") -# openssl_secret = openssl_secret.replace(" ", "") -# return openssl_secret -#def read_exponent2(key): -# openssl_command = ["openssl", "rsa", "-in", key + ".key", "-noout", "-text"] -# openssl_stdout = subprocess.check_output(openssl_command).decode("utf-8") -# openssl_secret = string_between(openssl_stdout, "exponent2", "coefficient") -# openssl_secret = openssl_secret.replace(":", "") -# openssl_secret = openssl_secret.replace("\n", "") -# openssl_secret = openssl_secret.replace(" ", "") -# return openssl_secret - # # format one test vector # @@ -156,49 +80,30 @@ def format_c_header(f, curve, da, qax, qay, db, qbx, qby, sx, sy): format_c_array(f, sx, "#define " + curve_str + "_S_X" + " \\\n") format_c_array(f, sy, "#define " + curve_str + "_S_Y" + " \\\n") - # # format one test vector # -#def format_verilog_include(f, key, n, m, d, s, p, q, dp, dq, mp, mq): -# -# # calculate factor to bring message into Montgomery domain -# factor = calc_montgomery_factor(int(key), n) -# factor_p = calc_montgomery_factor(int(key)//2, p); -# factor_q = calc_montgomery_factor(int(key)//2, q); -# -# # calculate helper coefficients for Montgomery multiplication -# n_coeff = calc_montgomery_n_coeff(int(key), n) -# p_coeff = calc_montgomery_n_coeff(int(key)//2, p) -# q_coeff = calc_montgomery_n_coeff(int(key)//2, q) -# -# # calculate the extra coefficient Montgomery multiplication brings in -# coeff = modinv(1 << int(key), n) -# -# # convert m into Montgomery representation -# m_factor = (m * factor * coeff) % n -# -# # write all numbers -# format_verilog_concatenation(f, m, "localparam [" + str(int(key)-1) + ":0] M_" + key + " =\n") -# format_verilog_concatenation(f, n, "localparam [" + str(int(key)-1) + ":0] N_" + key + " =\n") -# format_verilog_concatenation(f, n_coeff, "localparam [" + str(int(key)-1) + ":0] N_COEFF_" + key + " =\n") -# format_verilog_concatenation(f, factor, "localparam [" + str(int(key)-1) + ":0] FACTOR_" + key + " =\n") -# format_verilog_concatenation(f, coeff, "localparam [" + str(int(key)-1) + ":0] COEFF_" + key + " =\n") -# format_verilog_concatenation(f, m_factor, "localparam [" + str(int(key)-1) + ":0] M_FACTOR_" + key + " =\n") -# format_verilog_concatenation(f, d, "localparam [" + str(int(key)-1) + ":0] D_" + key + " =\n") -# format_verilog_concatenation(f, s, "localparam [" + str(int(key)-1) + ":0] S_" + key + " =\n") -# -# format_verilog_concatenation(f, p, "localparam [" + str(int(key)//2-1) + ":0] P_" + str(int(key)//2) + " =\n") -# format_verilog_concatenation(f, q, "localparam [" + str(int(key)//2-1) + ":0] Q_" + str(int(key)//2) + " =\n") -# format_verilog_concatenation(f, p_coeff, "localparam [" + str(int(key)//2-1) + ":0] P_COEFF_" + str(int(key)//2) + " =\n") -# format_verilog_concatenation(f, q_coeff, "localparam [" + str(int(key)//2-1) + ":0] Q_COEFF_" + str(int(key)//2) + " =\n") -# format_verilog_concatenation(f, factor_p, "localparam [" + str(int(key)//2-1) + ":0] FACTOR_P_" + str(int(key)//2) + " =\n") -# format_verilog_concatenation(f, factor_q, "localparam [" + str(int(key)//2-1) + ":0] FACTOR_Q_" + str(int(key)//2) + " =\n") -# format_verilog_concatenation(f, dp, "localparam [" + str(int(key)//2-1) + ":0] DP_" + str(int(key)//2) + " =\n") -# format_verilog_concatenation(f, dq, "localparam [" + str(int(key)//2-1) + ":0] DQ_" + str(int(key)//2) + " =\n") -# format_verilog_concatenation(f, mp, "localparam [" + str(int(key)//2-1) + ":0] MP_" + str(int(key)//2) + " =\n") -# format_verilog_concatenation(f, mq, "localparam [" + str(int(key)//2-1) + ":0] MQ_" + str(int(key)//2) + " =\n") +def format_verilog_include(f, curve, da, qax, qay, db, qbx, qby, sx, sy): + if curve == CURVE_P256: + curve_str = "P_256" + msb_index = "255" + + if curve == CURVE_P384: + curve_str = "P_384" + msb_index = "383" + + # write all numbers in vector + format_verilog_concatenation(f, da, "localparam [" + msb_index + ":0] " + curve_str + "_DA" + " \\\n") + format_verilog_concatenation(f, qax, "localparam [" + msb_index + ":0] " + curve_str + "_QA_X" + " \\\n") + format_verilog_concatenation(f, qay, "localparam [" + msb_index + ":0] " + curve_str + "_QA_Y" + " \\\n") + + format_verilog_concatenation(f, db, "localparam [" + msb_index + ":0] " + curve_str + "_DB" + " \\\n") + format_verilog_concatenation(f, qbx, "localparam [" + msb_index + ":0] " + curve_str + "_QB_X" + " \\\n") + format_verilog_concatenation(f, qby, "localparam [" + msb_index + ":0] " + curve_str + "_QB_Y" + " \\\n") + + format_verilog_concatenation(f, sx, "localparam [" + msb_index + ":0] " + curve_str + "_S_X" + " \\\n") + format_verilog_concatenation(f, sy, "localparam [" + msb_index + ":0] " + curve_str + "_S_Y" + " \\\n") # # nicely format multi-word integer into C array initializer @@ -247,44 +152,43 @@ def format_c_array(f, n, s): # write final newline f.write("\n") +def format_verilog_concatenation(f, n, s): -#def format_verilog_concatenation(f, n, s): -# -# # print 'localparam ZZZ =' -# f.write(s) -# -# # convert number to hex string and prepend it with zeroes if necessary -# n_hex = hex(n).split("0x")[1] -# while (len(n_hex) % 8) > 0: -# n_hex = "0" + n_hex -# -# # get number of 32-bit words -# num_words = len(n_hex) // 8 -# -# # print all words in n -# w = 0 -# while w < num_words: -# -# n_part = "" -# -# if w == 0: -# n_part += "\t{" -# elif (w % 4) == 0: -# n_part += "\t " -# -# n_part += "32'h" + n_hex[8 * w : 8 * (w + 1)] -# -# if (w + 1) == num_words: -# n_part += "};\n" -# else: -# n_part += ", " -# if (w % 4) == 3: -# n_part += "\n" -# w += 1 -# -# f.write(n_part) -# -# f.write("\n") + # print 'localparam ZZZ =' + f.write(s) + + # convert number to hex string and prepend it with zeroes if necessary + n_hex = hex(n).split("0x")[1] + while (len(n_hex) % 8) > 0: + n_hex = "0" + n_hex + + # get number of 32-bit words + num_words = len(n_hex) // 8 + + # print all words in n + w = 0 + while w < num_words: + + n_part = "" + + if w == 0: + n_part += "\t{" + elif (w % 4) == 0: + n_part += "\t " + + n_part += "32'h" + n_hex[8 * w : 8 * (w + 1)] + + if (w + 1) == num_words: + n_part += "};\n" + else: + n_part += ", " + if (w % 4) == 3: + n_part += "\n" + w += 1 + + f.write(n_part) + + f.write("\n") # @@ -402,12 +306,12 @@ if __name__ == "__main__": curves = [CURVE_P256, CURVE_P384] # open output files - file_h = open('ecdsa_fpga_model_ecdh_vectors.h', 'w') -# file_v = open('modexp_fpga_model_vectors.v', 'w') + file_h = open('ecdh_test_vectors.h', 'w') + file_v = open('ecdh_test_vectors.v', 'w') # write headers file_h.write("/* Generated automatically, do not edit. */\n\n") -# file_v.write("/* Generated automatically, do not edit. */\n\n") + file_v.write("/* Generated automatically, do not edit. */\n\n") # process all the keys for curve in curves: @@ -436,11 +340,11 @@ if __name__ == "__main__": # format numbers and write to file format_c_header(file_h, curve, da, qax, qay, db, qbx, qby, QAB.x, QBA.y) -# format_verilog_include(file_v, key, modulus, message, secret, signature, prime1, prime2, exponent1, exponent2, message1, message2) + format_verilog_include(file_v, curve, da, qax, qay, db, qbx, qby, QAB.x, QBA.y) # done file_h.close() -# file_v.close() + file_v.close() # everything went just fine print("Test vectors formatted.") |