439 lines
14 KiB
C
439 lines
14 KiB
C
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/*
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* 2021.03.16 created by unicom.YouHong
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdint.h>
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#define PRODUCTKEY_MAXLEN (16)
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#define DEVICEKEY_MAXLEN (32)
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#define DEVICESECRET_MAXLEN (32)
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#define DEVICE_SECRETE_MAXLEN (100)
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#define PASSWORD_MAXLEN (65)
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#define KEY_IOPAD_SIZE (64)
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#define SHA256_DIGEST_SIZE (32)
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static const unsigned char cucc_sha256_padding[64] = {
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0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
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};
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static const uint32_t K[] = {
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0x428A2F98, 0x71374491, 0xB5C0FBCF, 0xE9B5DBA5,
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0x3956C25B, 0x59F111F1, 0x923F82A4, 0xAB1C5ED5,
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0xD807AA98, 0x12835B01, 0x243185BE, 0x550C7DC3,
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0x72BE5D74, 0x80DEB1FE, 0x9BDC06A7, 0xC19BF174,
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0xE49B69C1, 0xEFBE4786, 0x0FC19DC6, 0x240CA1CC,
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0x2DE92C6F, 0x4A7484AA, 0x5CB0A9DC, 0x76F988DA,
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0x983E5152, 0xA831C66D, 0xB00327C8, 0xBF597FC7,
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0xC6E00BF3, 0xD5A79147, 0x06CA6351, 0x14292967,
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0x27B70A85, 0x2E1B2138, 0x4D2C6DFC, 0x53380D13,
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0x650A7354, 0x766A0ABB, 0x81C2C92E, 0x92722C85,
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0xA2BFE8A1, 0xA81A664B, 0xC24B8B70, 0xC76C51A3,
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0xD192E819, 0xD6990624, 0xF40E3585, 0x106AA070,
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0x19A4C116, 0x1E376C08, 0x2748774C, 0x34B0BCB5,
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0x391C0CB3, 0x4ED8AA4A, 0x5B9CCA4F, 0x682E6FF3,
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0x748F82EE, 0x78A5636F, 0x84C87814, 0x8CC70208,
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0x90BEFFFA, 0xA4506CEB, 0xBEF9A3F7, 0xC67178F2,
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};
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#define SHR(x,n) ((x & 0xFFFFFFFF) >> n)
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#define ROTR(x,n) (SHR(x,n) | (x << (32 - n)))
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#define S0(x) (ROTR(x, 7) ^ ROTR(x,18) ^ SHR(x, 3))
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#define S1(x) (ROTR(x,17) ^ ROTR(x,19) ^ SHR(x,10))
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#define S2(x) (ROTR(x, 2) ^ ROTR(x,13) ^ ROTR(x,22))
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#define S3(x) (ROTR(x, 6) ^ ROTR(x,11) ^ ROTR(x,25))
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#define F0(x,y,z) ((x & y) | (z & (x | y)))
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#define F1(x,y,z) (z ^ (x & (y ^ z)))
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#define R(t) \
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( \
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W[t] = S1(W[t - 2]) + W[t - 7] + \
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S0(W[t - 15]) + W[t - 16] \
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)
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#define P(a,b,c,d,e,f,g,h,x,K) \
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{ \
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temp1 = h + S3(e) + F1(e,f,g) + K + x; \
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temp2 = S2(a) + F0(a,b,c); \
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d += temp1; h = temp1 + temp2; \
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}
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typedef struct {
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uint32_t total[2];
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uint32_t state[8];
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unsigned char buffer[64];
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int is224;
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} sha256_context;
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typedef union {
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char sptr[8];
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uint64_t lint;
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} u_retLen;
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#ifndef CUCC_GET_UINT32_BE
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#define CUCC_GET_UINT32_BE(n,b,i) \
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do { \
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(n) = ( (uint32_t) (b)[(i) ] << 24 ) \
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| ( (uint32_t) (b)[(i) + 1] << 16 ) \
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| ( (uint32_t) (b)[(i) + 2] << 8 ) \
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| ( (uint32_t) (b)[(i) + 3] ); \
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} while( 0 )
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#endif
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#ifndef CUCC_PUT_UINT32_BE
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#define CUCC_PUT_UINT32_BE(n,b,i) \
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do { \
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(b)[(i) ] = (unsigned char) ( (n) >> 24 ); \
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(b)[(i) + 1] = (unsigned char) ( (n) >> 16 ); \
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(b)[(i) + 2] = (unsigned char) ( (n) >> 8 ); \
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(b)[(i) + 3] = (unsigned char) ( (n) ); \
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} while( 0 )
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#endif
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static void cuccHex2str(uint8_t *input, uint16_t input_len, char *output)
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{
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char *zEncode = "0123456789abcdef";
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int i = 0, j = 0;
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for (i = 0; i < input_len; i++) {
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output[j++] = zEncode[(input[i] >> 4) & 0xf];
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output[j++] = zEncode[(input[i]) & 0xf];
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}
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}
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static void cuccSha256_zeroize(void *v, uint32_t n)
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{
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volatile unsigned char *p = v;
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while (n--) {
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*p++ = 0;
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}
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}
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void cuccSha256_init(sha256_context *ctx)
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{
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memset(ctx, 0, sizeof(sha256_context));
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}
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void cuccSha256_free(sha256_context *ctx)
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{
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if (NULL == ctx) {
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return;
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}
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cuccSha256_zeroize(ctx, sizeof(sha256_context));
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}
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void cuccSha256_starts(sha256_context *ctx)
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{
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int is224 = 0;
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ctx->total[0] = 0;
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ctx->total[1] = 0;
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if (is224 == 0) {
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ctx->state[0] = 0x6A09E667;
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ctx->state[1] = 0xBB67AE85;
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ctx->state[2] = 0x3C6EF372;
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ctx->state[3] = 0xA54FF53A;
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ctx->state[4] = 0x510E527F;
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ctx->state[5] = 0x9B05688C;
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ctx->state[6] = 0x1F83D9AB;
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ctx->state[7] = 0x5BE0CD19;
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}
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ctx->is224 = is224;
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}
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void cuccSha256_process(sha256_context *ctx, const unsigned char data[64])
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{
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uint32_t temp1, temp2, W[64];
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uint32_t A[8];
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unsigned int i;
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for (i = 0; i < 8; i++) {
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A[i] = ctx->state[i];
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}
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for (i = 0; i < 64; i++) {
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if (i < 16) {
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CUCC_GET_UINT32_BE(W[i], data, 4 * i);
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} else {
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R(i);
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}
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P(A[0], A[1], A[2], A[3], A[4], A[5], A[6], A[7], W[i], K[i]);
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temp1 = A[7];
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A[7] = A[6];
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A[6] = A[5];
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A[5] = A[4];
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A[4] = A[3];
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A[3] = A[2];
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A[2] = A[1];
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A[1] = A[0];
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A[0] = temp1;
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}
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for (i = 0; i < 8; i++) {
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ctx->state[i] += A[i];
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}
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}
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void cuccSha256_update(sha256_context *ctx, const unsigned char *input, uint32_t ilen)
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{
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size_t fill;
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uint32_t left;
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if (ilen == 0) {
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return;
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}
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left = ctx->total[0] & 0x3F;
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fill = 64 - left;
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ctx->total[0] += (uint32_t) ilen;
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ctx->total[0] &= 0xFFFFFFFF;
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if (ctx->total[0] < (uint32_t) ilen) {
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ctx->total[1]++;
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}
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if (left && ilen >= fill) {
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memcpy((void *)(ctx->buffer + left), input, fill);
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cuccSha256_process(ctx, ctx->buffer);
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input += fill;
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ilen -= fill;
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left = 0;
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}
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while (ilen >= 64) {
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cuccSha256_process(ctx, input);
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input += 64;
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ilen -= 64;
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}
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if (ilen > 0) {
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memcpy((void *)(ctx->buffer + left), input, ilen);
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}
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}
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void cuccSha256_finish(sha256_context *ctx, uint8_t output[32])
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{
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uint32_t last, padn;
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uint32_t high, low;
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unsigned char msglen[8];
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high = (ctx->total[0] >> 29)
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| (ctx->total[1] << 3);
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low = (ctx->total[0] << 3);
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CUCC_PUT_UINT32_BE(high, msglen, 0);
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CUCC_PUT_UINT32_BE(low, msglen, 4);
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last = ctx->total[0] & 0x3F;
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padn = (last < 56) ? (56 - last) : (120 - last);
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cuccSha256_update(ctx, cucc_sha256_padding, padn);
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cuccSha256_update(ctx, msglen, 8);
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CUCC_PUT_UINT32_BE(ctx->state[0], output, 0);
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CUCC_PUT_UINT32_BE(ctx->state[1], output, 4);
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CUCC_PUT_UINT32_BE(ctx->state[2], output, 8);
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CUCC_PUT_UINT32_BE(ctx->state[3], output, 12);
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CUCC_PUT_UINT32_BE(ctx->state[4], output, 16);
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CUCC_PUT_UINT32_BE(ctx->state[5], output, 20);
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CUCC_PUT_UINT32_BE(ctx->state[6], output, 24);
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if (ctx->is224 == 0) {
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CUCC_PUT_UINT32_BE(ctx->state[7], output, 28);
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}
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}
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static void cuccHmac_sha256(const uint8_t *msg, uint32_t msg_len, const uint8_t *key, uint32_t key_len, uint8_t output[32])
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{
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sha256_context ctx;
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uint8_t k_ipad[KEY_IOPAD_SIZE];
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uint8_t k_opad[KEY_IOPAD_SIZE];
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int32_t i;
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if ((NULL == msg) || (NULL == key) || (NULL == output)) {
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return;
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}
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if (key_len > KEY_IOPAD_SIZE) {
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return;
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}
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memset(k_ipad, 0, sizeof(k_ipad));
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memset(k_opad, 0, sizeof(k_opad));
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memcpy(k_ipad, key, key_len);
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memcpy(k_opad, key, key_len);
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for (i = 0; i < KEY_IOPAD_SIZE; i++) {
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k_ipad[i] ^= 0x36;
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k_opad[i] ^= 0x5c;
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}
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cuccSha256_init(&ctx);
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cuccSha256_starts(&ctx);
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cuccSha256_update(&ctx, k_ipad, KEY_IOPAD_SIZE);
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cuccSha256_update(&ctx, msg, msg_len);
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cuccSha256_finish(&ctx, output);
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cuccSha256_init(&ctx);
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cuccSha256_starts(&ctx);
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cuccSha256_update(&ctx, k_opad, KEY_IOPAD_SIZE);
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cuccSha256_update(&ctx, output, SHA256_DIGEST_SIZE);
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cuccSha256_finish(&ctx, output);
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}
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#define MQTT_CUCC_REGISTER_INTERFACE
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int mqttCuccNoPreIdentity(const char *productKey, const char *InDeviceId, const char *deviceKey, char *clientId, char *username)
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{
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if (productKey == NULL || deviceKey == NULL ||
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clientId == NULL || username == NULL )
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{
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return -1;
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}
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if ((strlen(productKey) > PRODUCTKEY_MAXLEN) ||
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(strlen(deviceKey) > DEVICEKEY_MAXLEN))
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{
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return -1;
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}
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memcpy(clientId, InDeviceId, strlen(InDeviceId));
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memcpy(clientId + strlen(clientId), "|", 1);
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memcpy(clientId + strlen(clientId), productKey, strlen(productKey));
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memcpy(clientId + strlen(clientId), "|0|-2|0", 7);
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//memset(clientId + strlen(deviceId) + strlen(productKey) + 8, 0, 1);
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memcpy(username, deviceKey, strlen(deviceKey));
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memcpy(username + strlen(username), "|", 1);
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memcpy(username + strlen(username), productKey, strlen(productKey));
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//memset(username + strlen(deviceKey) + strlen(productKey) + 1, 0, 1);
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return 0;
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}
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int mqttCuccDynNoPreRegIdentity(const char *productKey, const char *InDeviceId, const char *deviceKey, const char *productSecret, char *clientId, char *username, char *password)
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{
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char DEVICE_SECRET[DEVICE_SECRETE_MAXLEN] = {0};
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uint8_t Res[32] = {0};
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//int res;
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if (productKey == NULL || deviceKey == NULL || productSecret == NULL ||
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clientId == NULL || username == NULL || password == NULL) {
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return -1;
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}
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if ((strlen(productKey) > PRODUCTKEY_MAXLEN) ||
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(strlen(deviceKey) > DEVICEKEY_MAXLEN) ||
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(strlen(productSecret) > DEVICESECRET_MAXLEN)) {
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|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
//memcpy(deviceId, productKey, strlen(productKey));
|
||
|
|
//memcpy(deviceId + strlen(deviceId), deviceKey, strlen(deviceKey));
|
||
|
|
memcpy(clientId, InDeviceId, strlen(InDeviceId));
|
||
|
|
memcpy(clientId + strlen(clientId), "|", 1);
|
||
|
|
memcpy(clientId + strlen(clientId), productKey, strlen(productKey));
|
||
|
|
memcpy(clientId + strlen(clientId), "|0|2|0", 6);
|
||
|
|
//memset(clientId + strlen(deviceId) + strlen(productKey) + 7, 0, 1);
|
||
|
|
memcpy(username, deviceKey, strlen(deviceKey));
|
||
|
|
memcpy(username + strlen(username), "|", 1);
|
||
|
|
memcpy(username + strlen(username), productKey, strlen(productKey));
|
||
|
|
//memset(username + strlen(deviceKey) + strlen(productKey) + 1, 0, 1);
|
||
|
|
memcpy(DEVICE_SECRET + strlen(DEVICE_SECRET), InDeviceId, strlen(InDeviceId));
|
||
|
|
memcpy(DEVICE_SECRET + strlen(DEVICE_SECRET), deviceKey, strlen(deviceKey));
|
||
|
|
memcpy(DEVICE_SECRET + strlen(DEVICE_SECRET), productKey, strlen(productKey));
|
||
|
|
|
||
|
|
cuccHmac_sha256((uint8_t *)DEVICE_SECRET, strlen(DEVICE_SECRET),
|
||
|
|
(uint8_t *)productSecret, strlen(productSecret), Res);
|
||
|
|
|
||
|
|
memset(password, 0, PASSWORD_MAXLEN);
|
||
|
|
cuccHex2str(Res, sizeof(Res), password);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
int mqttCuccIdentity(const char *productKey, const char *deviceKey, const char *deviceSecret, char *clientId, char *username, char *password)
|
||
|
|
{
|
||
|
|
char deviceId[PRODUCTKEY_MAXLEN + DEVICEKEY_MAXLEN + 1] = {0};
|
||
|
|
char DEVICE_SECRET[DEVICE_SECRETE_MAXLEN] = {0};
|
||
|
|
uint8_t Res[32] = {0};
|
||
|
|
|
||
|
|
if (productKey == NULL || deviceKey == NULL || deviceSecret == NULL ||
|
||
|
|
clientId == NULL || username == NULL || password == NULL) {
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
if ((strlen(productKey) > PRODUCTKEY_MAXLEN) || (strlen(deviceKey) > DEVICEKEY_MAXLEN) ||
|
||
|
|
(strlen(deviceSecret) > DEVICESECRET_MAXLEN)) {
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
memcpy(deviceId, productKey, strlen(productKey));
|
||
|
|
memcpy(deviceId + strlen(deviceId), deviceKey, strlen(deviceKey));
|
||
|
|
memcpy(clientId, deviceId, strlen(deviceId));
|
||
|
|
memcpy(clientId + strlen(clientId), "|", 1);
|
||
|
|
memcpy(clientId + strlen(clientId), productKey, strlen(productKey));
|
||
|
|
memcpy(clientId + strlen(clientId), "|0|0|0", 6);
|
||
|
|
memset(clientId + strlen(deviceId) + strlen(productKey)+7, 0, 1);
|
||
|
|
memcpy(username, deviceKey, strlen(deviceKey));
|
||
|
|
memcpy(username+ strlen(username), "|", 1);
|
||
|
|
memcpy(username+ strlen(username), productKey, strlen(productKey));
|
||
|
|
memset(username + strlen(deviceKey)+ strlen(productKey)+1, 0, 1);
|
||
|
|
memcpy(DEVICE_SECRET + strlen(DEVICE_SECRET), deviceId, strlen(deviceId));
|
||
|
|
memcpy(DEVICE_SECRET + strlen(DEVICE_SECRET), deviceKey, strlen(deviceKey));
|
||
|
|
memcpy(DEVICE_SECRET + strlen(DEVICE_SECRET), productKey, strlen(productKey));
|
||
|
|
|
||
|
|
cuccHmac_sha256((uint8_t *)DEVICE_SECRET, strlen(DEVICE_SECRET), (uint8_t *)deviceSecret, strlen(deviceSecret), Res);
|
||
|
|
|
||
|
|
memset(password, 0, PASSWORD_MAXLEN);
|
||
|
|
cuccHex2str(Res, sizeof(Res), password);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
int mqttCuccDynRegIdentity(const char *productKey, const char *deviceKey, const char *productSecret, char *clientId, char *username, char *password)
|
||
|
|
{
|
||
|
|
char deviceId[PRODUCTKEY_MAXLEN + DEVICEKEY_MAXLEN + 1] = {0};
|
||
|
|
char DEVICE_SECRET[DEVICE_SECRETE_MAXLEN] = {0};
|
||
|
|
uint8_t Res[32] = {0};
|
||
|
|
|
||
|
|
if (productKey == NULL || deviceKey == NULL || productSecret == NULL ||
|
||
|
|
clientId == NULL || username == NULL || password == NULL) {
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
if ((strlen(productKey) > PRODUCTKEY_MAXLEN) || (strlen(deviceKey) > DEVICEKEY_MAXLEN) ||
|
||
|
|
(strlen(productSecret) > DEVICESECRET_MAXLEN)) {
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
memcpy(deviceId, productKey, strlen(productKey));
|
||
|
|
memcpy(deviceId + strlen(deviceId), deviceKey, strlen(deviceKey));
|
||
|
|
memcpy(clientId, deviceId, strlen(deviceId));
|
||
|
|
memcpy(clientId + strlen(clientId), "|", 1);
|
||
|
|
memcpy(clientId + strlen(clientId), productKey, strlen(productKey));
|
||
|
|
memcpy(clientId + strlen(clientId), "|0|1|0", 6);
|
||
|
|
memset(clientId + strlen(deviceId) + strlen(productKey)+7, 0, 1);
|
||
|
|
memcpy(username, deviceKey, strlen(deviceKey));
|
||
|
|
memcpy(username+ strlen(username), "|", 1);
|
||
|
|
memcpy(username+ strlen(username), productKey, strlen(productKey));
|
||
|
|
memset(username + strlen(deviceKey)+ strlen(productKey)+1, 0, 1);
|
||
|
|
memcpy(DEVICE_SECRET + strlen(DEVICE_SECRET), deviceId, strlen(deviceId));
|
||
|
|
memcpy(DEVICE_SECRET + strlen(DEVICE_SECRET), deviceKey, strlen(deviceKey));
|
||
|
|
memcpy(DEVICE_SECRET + strlen(DEVICE_SECRET), productKey, strlen(productKey));
|
||
|
|
|
||
|
|
cuccHmac_sha256((uint8_t *)DEVICE_SECRET, strlen(DEVICE_SECRET), (uint8_t *)productSecret, strlen(productSecret), Res);
|
||
|
|
|
||
|
|
memset(password, 0, PASSWORD_MAXLEN);
|
||
|
|
cuccHex2str(Res, sizeof(Res), password);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|