From 41f64673d8b6536383df24abc7c01b381c69846a Mon Sep 17 00:00:00 2001 From: GGSuchao <1500062807@pku.edu.cn> Date: Sun, 25 Jun 2017 16:55:07 +0800 Subject: [PATCH] Delete sm2_standard_exch.c --- crypto/sm2/sm2_standard_exch.c | 553 --------------------------------- 1 file changed, 553 deletions(-) delete mode 100644 crypto/sm2/sm2_standard_exch.c diff --git a/crypto/sm2/sm2_standard_exch.c b/crypto/sm2/sm2_standard_exch.c deleted file mode 100644 index a503e8fc..00000000 --- a/crypto/sm2/sm2_standard_exch.c +++ /dev/null @@ -1,553 +0,0 @@ -#include -#include "openssl/sm2_standard_exch.h" - -/* calculation of w */ -int SM2_w(big n) -{ - big n1; - int w = 0; - n1 = mirvar(0); - w = logb2(para_n); //approximate integer log to the base 2 of para_n - expb2(w, n1); //n1 = 2^w - if (compare(para_n, n1) == 1) - w++; - if ((w % 2) == 0) - w = w / 2 - 1; - else - w = (w + 1) / 2 - 1; - return w; -} - - -/* test if the given point is on SM2 curve */ -int Test_Point(epoint* point) -{ - big x, y, x_3, tmp; - x = mirvar(0); - y = mirvar(0); - x_3 = mirvar(0); - tmp = mirvar(0); - - //test if y^2 = x^3 + ax + b - epoint_get(point, x, y); - power(x, 3, para_p, x_3); //x_3 = x^3 mod p - multiply(x, para_a, x); //x = a * x - divide(x, para_p, tmp); //x = a * x mod p, tmp = a * x / p - add(x_3, x, x); //x = x^3 + ax - add(x, para_b, x); //x = x^3 + ax + b - divide(x, para_p, tmp); //x = x^3 + ax + b mod p - power(y, 2, para_p, y); //y = y^2 mod p - if (compare(x,y) != 0) - return 1; - else - return 0; -} - - -/* test if the given public key is valid */ -int Test_PubKey(epoint *pubKey) -{ - big x, y, x_3, tmp; - epoint *nP; - x = mirvar(0); - y = mirvar(0); - x_3 = mirvar(0); - tmp = mirvar(0); - nP = epoint_init(); - - //test if the pubKey is the point at infinity - if (point_at_infinity(pubKey)) //if pubKey is point at infinity, return error; - return ERR_INFINITY_POINT; - - //test if x < p and y

IOBASE = 16; - - ecurve_mult(priKey, G, pubKey); - epoint_get(pubKey, x, y); - - i = Test_PubKey(pubKey); - if (i) - return i; - else - return 0; -} - - -/* calculate RA */ -int SM2_standard_keyex_init_i(big ra, epoint* RA) -{ - return SM2_standard_keygeneration(ra, RA); -} - - -/* calculate RB and a secret key */ -int SM2_standard_keyex_re_i(big rb, big dB, epoint* RA, epoint* PA, unsigned char ZA[], unsigned char ZB[], unsigned char K[], int klen, epoint* RB, epoint* V, unsigned char hash[]) -{ - SM3_STATE md; - int i = 0, w = 0; - unsigned char Z[SM2_NUMWORD * 2 + SM3_len / 4] = {0}; - unsigned char x1y1[SM2_NUMWORD * 2] = {0}; - unsigned char x2y2[SM2_NUMWORD * 2] = {0}; - unsigned char temp = 0x02; - big x1, y1, x1_, x2, y2, x2_, tmp, Vx, Vy, temp_x, temp_y; - - //mip = mirsys(1000, 16); - //mip->IOBASE = 16; - x1 = mirvar(0); - y1 = mirvar(0); - x1_ = mirvar(0); - x2 = mirvar(0); - y2 = mirvar(0); - x2_ = mirvar(0); - tmp = mirvar(0); - Vx = mirvar(0); - Vy = mirvar(0); - temp_x = mirvar(0); - temp_y = mirvar(0); - - w = SM2_w(para_n); - - //--------B2: RB = [rb]G = (x2, y2)-------- - SM2_standard_keygeneration(rb, RB); - epoint_get(RB, x2, y2); - big_to_bytes(SM2_NUMWORD, x2, x2y2, 1); - big_to_bytes(SM2_NUMWORD, y2, x2y2 + SM2_NUMWORD, 1); - - //--------B3: x2_ = 2^w + x2 & (2^w - 1)-------- - expb2(w, x2_); //x2_ = 2^w - divide(x2, x2_, tmp); //x2 = x2 mod x2_ = x2 & (2^w - 1) - add(x2_, x2, x2_); - divide(x2_, para_n, tmp); //x2_ = n mod q - - //--------B4: tB = (dB + x2_ * rB) mod n-------- - multiply(x2_, rb, x2_); - add(dB, x2_, x2_); - divide(x2_, para_n, tmp); - - //--------B5: x1_ = 2^w + x1 & (2^w - 1)-------- - if (Test_Point(RA) != 0) - return ERR_KEYEX_RA; - epoint_get(RA, x1, y1); - big_to_bytes(SM2_NUMWORD, x1, x1y1, 1); - big_to_bytes(SM2_NUMWORD, y1, x1y1 + SM2_NUMWORD, 1); - expb2(w, x1_); //x1_ = 2^w - divide(x1, x1_, tmp); //x1 = x1 mod x1_ = x1 & (2^w - 1) - add(x1_,x1,x1_); - divide(x1_, para_n, tmp); //x1_ = n mod q - - //--------B6: V = [h * tB](PA + [x1_]RA)-------- - ecurve_mult(x1_, RA, V); //v = [x1_]RA - epoint_get(V, temp_x, temp_y); - - ecurve_add(PA, V); //V = PA + V - epoint_get(V, temp_x, temp_y); - - multiply(para_h, x2_, x2_); //tB = tB * h - - ecurve_mult(x2_, V, V); - if (point_at_infinity(V) == 1) - return ERR_INFINITY_POINT; - epoint_get(V, Vx, Vy); - big_to_bytes(SM2_NUMWORD, Vx, Z, 1); - big_to_bytes(SM2_NUMWORD, Vy, Z + SM2_NUMWORD, 1); - - //------------B7:KB = KDF(VX, VY, ZA, ZB, KLEN)---------- - memcpy(Z + SM2_NUMWORD * 2, ZA, SM3_len / 8); - memcpy(Z + SM2_NUMWORD * 2 + SM3_len / 8, ZB, SM3_len / 8); - SM3_kdf(Z, SM2_NUMWORD * 2 + SM3_len / 4, klen / 8, K); - - //---------------B8:(optional)SB = hash(0x02 || Vy || HASH(Vx || ZA || ZB || x1 || y1 || x2 || y2)------------- - SM3_init(&md); - SM3_process(&md, Z, SM2_NUMWORD); - SM3_process(&md, ZA, SM3_len / 8); - SM3_process(&md, ZB, SM3_len / 8); - SM3_process(&md, x1y1, SM2_NUMWORD * 2); - SM3_process(&md, x2y2, SM2_NUMWORD * 2); - SM3_done(&md, hash); - - SM3_init(&md); - SM3_process(&md, &temp, 1); - SM3_process(&md, Z + SM2_NUMWORD, SM2_NUMWORD); - SM3_process(&md, hash, SM3_len / 8); - SM3_done(&md, hash); - - return 0; -} - - -/* initiator A calculates the secret key out of RA and RB, and calculates a hash */ -int SM2_standard_keyex_init_ii(big ra, big dA, epoint* RA, epoint* RB, epoint* PB, unsigned char ZA[], unsigned char ZB[], unsigned char SB[], unsigned char K[], int klen, unsigned char SA[]) -{ - SM3_STATE md; - int i = 0, w = 0; - unsigned char Z[SM2_NUMWORD * 2 + SM3_len / 4] = {0}; - unsigned char x1y1[SM2_NUMWORD * 2] = {0}; - unsigned char x2y2[SM2_NUMWORD * 2] = {0}; - unsigned char hash[SM2_NUMWORD], S1[SM2_NUMWORD]; - unsigned char temp[2] = {0x02, 0x03}; - big x1, y1, x1_, x2, y2, x2_, tmp, Ux, Uy, temp_x, temp_y, tA; - epoint* U; - //mip = mirsys(1000, 16); - //mip->IOBASE = 16; - - U = epoint_init(); - x1 = mirvar(0); - y1 = mirvar(0); - x1_ = mirvar(0); - x2 = mirvar(0); - y2 = mirvar(0); - x2_ = mirvar(0); - tmp = mirvar(0); - Ux = mirvar(0); - Uy = mirvar(0); - temp_x = mirvar(0); - temp_y = mirvar(0); - tA=mirvar(0); - - w = SM2_w(para_n); - epoint_get(RA, x1, y1); - big_to_bytes(SM2_NUMWORD, x1, x1y1, TRUE); - big_to_bytes(SM2_NUMWORD, y1, x1y1 + SM2_NUMWORD, TRUE); - - //--------A4: x1_ = 2^w + x2 & (2^w - 1)-------- - expb2(w, x1_); //x1_ = 2^w - divide(x1, x1_, tmp); //x1 = x1 mod x1_ = x1 & (2^w - 1) - add(x1_, x1, x1_); - divide(x1_, para_n, tmp); - - //-------- A5:tA = (dA + x1_ * rA) mod n-------- - multiply(x1_, ra, tA); - divide(tA, para_n, tmp); - add(tA, dA, tA); - divide(tA, para_n, tmp); - - //-------- A6:x2_ = 2^w + x2 & (2^w - 1)----------------- - if (Test_Point(RB) != 0) - return ERR_KEYEX_RB;////////////////////////////////// - epoint_get(RB, x2, y2); - big_to_bytes(SM2_NUMWORD, x2, x2y2, TRUE); - big_to_bytes(SM2_NUMWORD, y2, x2y2 + SM2_NUMWORD, TRUE); - expb2(w, x2_); //x2_ = 2^w - divide(x2, x2_, tmp); //x2 = x2 mod x2_ = x2 & (2^w - 1) - add(x2_, x2, x2_); - divide(x2_, para_n, tmp); - - //--------A7:U = [h * tA](PB + [x2_]RB)----------------- - ecurve_mult(x2_, RB, U); //U = [x2_]RB - epoint_get(U, temp_x, temp_y); - - ecurve_add(PB, U); //U = PB + U - epoint_get(U, temp_x, temp_y); - - multiply(para_h, tA, tA); //tA = tA * h - divide(tA, para_n, tmp); - - ecurve_mult(tA, U, U); - if (point_at_infinity(U) == 1) - return ERR_INFINITY_POINT; - epoint_get(U, Ux, Uy); - big_to_bytes(SM2_NUMWORD, Ux, Z, 1); - big_to_bytes(SM2_NUMWORD, Uy, Z + SM2_NUMWORD, 1); - - //------------A8:KA = KDF(UX, UY, ZA, ZB, KLEN)---------- - memcpy(Z + SM2_NUMWORD * 2, ZA, SM3_len / 8); - memcpy(Z + SM2_NUMWORD * 2 + SM3_len / 8, ZB, SM3_len / 8); - SM3_kdf(Z, SM2_NUMWORD * 2 + SM3_len / 4, klen / 8, K); - - //---------------A9:(optional) S1 = Hash(0x02 || Uy || Hash(Ux || ZA || ZB || x1 || y1 || x2 || y2))----------- - SM3_init (&md); - SM3_process(&md, Z, SM2_NUMWORD); - SM3_process(&md, ZA, SM3_len / 8); - SM3_process(&md, ZB, SM3_len / 8); - SM3_process(&md, x1y1, SM2_NUMWORD * 2); - SM3_process(&md, x2y2, SM2_NUMWORD * 2); - SM3_done(&md, hash); - - SM3_init(&md); - SM3_process(&md, temp, 1); - SM3_process(&md, Z + SM2_NUMWORD, SM2_NUMWORD); - SM3_process(&md, hash, SM3_len / 8); - SM3_done(&md, S1); - - //test S1 = SB? - if (memcmp(S1, SB, SM2_NUMWORD) != 0) - return ERR_EQUAL_S1SB; - - //---------------A10 SA = Hash(0x03 || yU || Hash(xU || ZA || ZB || x1 || y1 || x2 || y2))------------- - SM3_init(&md); - SM3_process(&md, &temp[1], 1); - SM3_process(&md, Z + SM2_NUMWORD, SM2_NUMWORD); - SM3_process(&md, hash, SM3_len / 8); - SM3_done(&md, SA); - - return 0; -} - - -/* (optional)Step B10: verifies the hash value received from initiator A */ -int SM2_standard_keyex_re_ii(epoint *V, epoint *RA, epoint *RB, unsigned char ZA[], unsigned char ZB[], unsigned char SA[]) -{ - big x1, y1, x2, y2, Vx, Vy; - unsigned char hash[SM2_NUMWORD], S2[SM2_NUMWORD]; - unsigned char temp = 0x03; - unsigned char xV[SM2_NUMWORD], yV[SM2_NUMWORD]; - unsigned char x1y1[SM2_NUMWORD * 2] = {0}; - unsigned char x2y2[SM2_NUMWORD * 2] = {0}; - SM3_STATE md; - - x1 = mirvar(0); - y1 = mirvar(0); - x2 = mirvar(0); - y2 = mirvar(0); - Vx = mirvar(0); - Vy = mirvar(0); - - epoint_get(RA, x1, y1); - epoint_get(RB, x2, y2); - epoint_get(V, Vx, Vy); - - big_to_bytes(SM2_NUMWORD, Vx, xV, TRUE); - big_to_bytes(SM2_NUMWORD, Vy, yV, TRUE); - big_to_bytes(SM2_NUMWORD, x1, x1y1, TRUE); - big_to_bytes(SM2_NUMWORD, y1, x1y1 + SM2_NUMWORD, TRUE); - big_to_bytes(SM2_NUMWORD, x2, x2y2, TRUE); - big_to_bytes(SM2_NUMWORD, y2, x2y2 + SM2_NUMWORD, TRUE); - - //---------------B10:(optional) S2 = Hash(0x03 || Vy || Hash(Vx || ZA || ZB || x1 || y1 || x2 || y2)) - SM3_init(&md); - SM3_process(&md, xV, SM2_NUMWORD); - SM3_process(&md, ZA, SM3_len / 8); - SM3_process(&md, ZB, SM3_len / 8); - SM3_process(&md, x1y1, SM2_NUMWORD * 2); - SM3_process(&md, x2y2, SM2_NUMWORD * 2); - SM3_done(&md, hash); - - SM3_init(&md); - SM3_process(&md, &temp, 1); - SM3_process(&md, yV, SM2_NUMWORD); - SM3_process(&md, hash, SM3_len / 8); - SM3_done(&md, S2); - - if (memcmp(S2, SA, SM3_len / 8) != 0) - return ERR_EQUAL_S2SA; - - return 0; -} - - -/* self check of SM2 key exchange */ -int SM2_standard_keyex_selftest() -{ - //standard data - unsigned char std_priKeyA[SM2_NUMWORD] = {0x81, 0xEB, 0x26, 0xE9, 0x41, 0xBB, 0x5A, 0xF1, 0x6D, 0xF1, 0x16, 0x49, 0x5F, 0x90, 0x69, 0x52, - 0x72, 0xAE, 0x2C, 0xD6, 0x3D, 0x6C, 0x4A, 0xE1, 0x67, 0x84, 0x18, 0xBE, 0x48, 0x23, 0x00, 0x29}; - unsigned char std_pubKeyA[SM2_NUMWORD * 2] = {0x16, 0x0E, 0x12, 0x89, 0x7D, 0xF4, 0xED, 0xB6, 0x1D, 0xD8, 0x12, 0xFE, 0xB9, 0x67, 0x48, - 0xFB, 0xD3, 0xCC, 0xF4, 0xFF, 0xE2, 0x6A, 0xA6, 0xF6, 0xDB, 0x95, 0x40, 0xAF, 0x49, 0xC9, - 0x42, 0x32, 0x4A, 0x7D, 0xAD, 0x08, 0xBB, 0x9A, 0x45, 0x95, 0x31, 0x69, 0x4B, 0xEB, 0x20, - 0xAA, 0x48, 0x9D, 0x66, 0x49, 0x97, 0x5E, 0x1B, 0xFC, 0xF8, 0xC4, 0x74, 0x1B, 0x78, 0xB4, - 0xB2, 0x23, 0x00, 0x7F}; - unsigned char std_randA[SM2_NUMWORD] = {0xD4, 0xDE, 0x15, 0x47, 0x4D, 0xB7, 0x4D, 0x06, 0x49, 0x1C, 0x44, 0x0D, 0x30, 0x5E, 0x01, 0x24, - 0x00, 0x99, 0x0F, 0x3E, 0x39, 0x0C, 0x7E, 0x87, 0x15, 0x3C, 0x12, 0xDB, 0x2E, 0xA6, 0x0B, 0xB3}; - unsigned char std_priKeyB[SM2_NUMWORD] = {0x78, 0x51, 0x29, 0x91, 0x7D, 0x45, 0xA9, 0xEA, 0x54, 0x37, 0xA5, 0x93, 0x56, 0xB8, 0x23, 0x38, - 0xEA, 0xAD, 0xDA, 0x6C, 0xEB, 0x19, 0x90, 0x88, 0xF1, 0x4A, 0xE1, 0x0D, 0xEF, 0xA2, 0x29, 0xB5}; - unsigned char std_pubKeyB[SM2_NUMWORD * 2] = {0x6A, 0xE8, 0x48, 0xC5, 0x7C, 0x53, 0xC7, 0xB1, 0xB5, 0xFA, 0x99, 0xEB, 0x22, 0x86, 0xAF, - 0x07, 0x8B, 0xA6, 0x4C, 0x64, 0x59, 0x1B, 0x8B, 0x56, 0x6F, 0x73, 0x57, 0xD5, 0x76, 0xF1, - 0x6D, 0xFB, 0xEE, 0x48, 0x9D, 0x77, 0x16, 0x21, 0xA2, 0x7B, 0x36, 0xC5, 0xC7, 0x99, 0x20, - 0x62, 0xE9, 0xCD, 0x09, 0xA9, 0x26, 0x43, 0x86, 0xF3, 0xFB, 0xEA, 0x54, 0xDF, 0xF6, 0x93, - 0x05, 0x62, 0x1C, 0x4D}; - unsigned char std_randB[SM2_NUMWORD] = {0x7E, 0x07, 0x12, 0x48, 0x14, 0xB3, 0x09, 0x48, 0x91, 0x25, 0xEA, 0xED, 0x10, 0x11, 0x13, 0x16, - 0x4E, 0xBF, 0x0F, 0x34, 0x58, 0xC5, 0xBD, 0x88, 0x33, 0x5C, 0x1F, 0x9D, 0x59, 0x62, 0x43, 0xD6}; - unsigned char std_IDA[16] = {0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38}; - unsigned char std_IDB[16] = {0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38}; - unsigned short int std_ENTLA = 0x0080; - unsigned short int std_ENTLB = 0x0080; - unsigned char std_ZA[SM3_len] = {0x3B, 0x85, 0xA5, 0x71, 0x79, 0xE1, 0x1E, 0x7E, 0x51, 0x3A, 0xA6, 0x22, 0x99, 0x1F, 0x2C, - 0xA7, 0x4D, 0x18, 0x07, 0xA0, 0xBD, 0x4D, 0x4B, 0x38, 0xF9, 0x09, 0x87, 0xA1, 0x7A, 0xC2, - 0x45, 0xB1}; - unsigned char std_ZB[SM3_len] = {0x79, 0xC9, 0x88, 0xD6, 0x32, 0x29, 0xD9, 0x7E, 0xF1, 0x9F, 0xE0, 0x2C, 0xA1, 0x05, 0x6E, - 0x01, 0xE6, 0xA7, 0x41, 0x1E, 0xD2, 0x46, 0x94, 0xAA, 0x8F, 0x83, 0x4F, 0x4A, 0x4A, 0xB0, - 0x22, 0xF7}; - unsigned char std_RA[SM2_NUMWORD * 2] = {0x64, 0xCE, 0xD1, 0xBD, 0xBC, 0x99, 0xD5, 0x90, 0x04, 0x9B, 0x43, 0x4D, 0x0F, 0xD7, 0x34, 0x28, - 0xCF, 0x60, 0x8A, 0x5D, 0xB8, 0xFE, 0x5C, 0xE0, 0x7F, 0x15, 0x02, 0x69, 0x40, 0xBA, 0xE4, 0x0E, - 0x37, 0x66, 0x29, 0xC7, 0xAB, 0x21, 0xE7, 0xDB, 0x26, 0x09, 0x22, 0x49, 0x9D, 0xDB, 0x11, 0x8F, - 0x07, 0xCE, 0x8E, 0xAA, 0xE3, 0xE7, 0x72, 0x0A, 0xFE, 0xF6, 0xA5, 0xCC, 0x06, 0x20, 0x70, 0xC0}; - unsigned char std_K[16] = {0x6C, 0x89, 0x34, 0x73, 0x54, 0xDE, 0x24, 0x84, 0xC6, 0x0B, 0x4A, 0xB1, 0xFD, 0xE4, 0xC6, 0xE5}; - unsigned char std_RB[SM2_NUMWORD * 2] = {0xAC, 0xC2, 0x76, 0x88, 0xA6, 0xF7, 0xB7, 0x06, 0x09, 0x8B, 0xC9, 0x1F, 0xF3, 0xAD, 0x1B, 0xFF, - 0x7D, 0xC2, 0x80, 0x2C, 0xDB, 0x14, 0xCC, 0xCC, 0xDB, 0x0A, 0x90, 0x47, 0x1F, 0x9B, 0xD7, 0x07, - 0x2F, 0xED, 0xAC, 0x04, 0x94, 0xB2, 0xFF, 0xC4, 0xD6, 0x85, 0x38, 0x76, 0xC7, 0x9B, 0x8F, 0x30, - 0x1C, 0x65, 0x73, 0xAD, 0x0A, 0xA5, 0x0F, 0x39, 0xFC, 0x87, 0x18, 0x1E, 0x1A, 0x1B, 0x46, 0xFE}; - unsigned char std_SB[SM3_len] = {0xD3, 0xA0, 0xFE, 0x15, 0xDE, 0xE1, 0x85, 0xCE, 0xAE, 0x90, 0x7A, 0x6B, 0x59, 0x5C, 0xC3, - 0x2A, 0x26, 0x6E, 0xD7, 0xB3, 0x36, 0x7E, 0x99, 0x83, 0xA8, 0x96, 0xDC, 0x32, 0xFA, 0x20, - 0xF8, 0xEB}; - int std_Klen = 128; //bit len - int temp; - - big x, y, dA, dB, rA, rB; - epoint* pubKeyA, *pubKeyB, *RA, *RB, *V; - - unsigned char hash[SM3_len / 8] = {0}; - unsigned char ZA[SM3_len / 8] = {0}; - unsigned char ZB[SM3_len / 8] = {0}; - unsigned char xy[SM2_NUMWORD * 2] = {0}; - unsigned char *KA, *KB; - unsigned char SA[SM3_len / 8]; - - KA = malloc(std_Klen / 8); - KB = malloc(std_Klen / 8); - - mip = mirsys(1000, 16); - mip->IOBASE = 16; - - x = mirvar(0); - y = mirvar(0); - dA = mirvar(0); - dB = mirvar(0); - rA = mirvar(0); - rB = mirvar(0); - pubKeyA = epoint_init(); - pubKeyB = epoint_init(); - RA = epoint_init(); - RB = epoint_init(); - V = epoint_init(); - - SM2_init(); - - bytes_to_big(SM2_NUMWORD, std_priKeyA, dA); - bytes_to_big(SM2_NUMWORD, std_priKeyB, dB); - bytes_to_big(SM2_NUMWORD, std_randA, rA); - bytes_to_big(SM2_NUMWORD, std_randB, rB); - bytes_to_big(SM2_NUMWORD, std_pubKeyA, x); - bytes_to_big(SM2_NUMWORD, std_pubKeyA + SM2_NUMWORD, y); - epoint_set(x, y, 0, pubKeyA); - bytes_to_big(SM2_NUMWORD, std_pubKeyB, x); - bytes_to_big(SM2_NUMWORD, std_pubKeyB + SM2_NUMWORD, y); - epoint_set(x, y, 0, pubKeyB); - - SM3_z(std_IDA, std_ENTLA, pubKeyA, ZA); - if (memcmp(ZA, std_ZA, SM3_len / 8) != 0) - return ERR_SELFTEST_Z; - SM3_z(std_IDB, std_ENTLB, pubKeyB, ZB); - if (memcmp(ZB, std_ZB, SM3_len / 8) != 0) - return ERR_SELFTEST_Z; - - temp = SM2_standard_keyex_init_i(rA, RA); - if (temp) - return temp; - - epoint_get(RA, x, y); - big_to_bytes(SM2_NUMWORD, x, xy, 1); - big_to_bytes(SM2_NUMWORD, y, xy + SM2_NUMWORD, 1); - if (memcmp(xy, std_RA, SM2_NUMWORD * 2) != 0) - return ERR_SELFTEST_INI_I; - - temp = SM2_standard_keyex_re_i(rB, dB, RA, pubKeyA, ZA, ZB, KA, std_Klen, RB, V, hash); - if (temp) - return temp; - if (memcmp(KA, std_K, std_Klen / 8) != 0) - return ERR_SELFTEST_RES_I; - - temp = SM2_standard_keyex_init_ii(rA, dA, RA, RB, pubKeyB, ZA, ZB, hash, KB, std_Klen, SA); - if (temp) - return temp; - if (memcmp(KB, std_K, std_Klen / 8) != 0) - return ERR_SELFTEST_INI_II; - - if (SM2_standard_keyex_re_ii(V, RA, RB, ZA, ZB, SA) != 0) - return ERR_EQUAL_S2SA; - - free(KA); - free(KB); - return 0; -}