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698 lines
18 KiB
698 lines
18 KiB
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// important notes on this:
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// input buf unused bytes needs to be set to zero
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// input buf need to be in algorithm native byte order (md5 = LE, sha1 = BE, etc)
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// input buf need to be 64 byte aligned when usin md5_update()
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typedef struct md5_ctx
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{
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u32 h[4];
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u32 w0[4];
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u32 w1[4];
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u32 w2[4];
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u32 w3[4];
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int len;
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} md5_ctx_t;
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void md5_transform (const u32 w0[4], const u32 w1[4], const u32 w2[4], const u32 w3[4], u32 digest[4])
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{
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u32 a = digest[0];
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u32 b = digest[1];
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u32 c = digest[2];
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u32 d = digest[3];
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u32 w0_t = w0[0];
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u32 w1_t = w0[1];
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u32 w2_t = w0[2];
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u32 w3_t = w0[3];
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u32 w4_t = w1[0];
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u32 w5_t = w1[1];
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u32 w6_t = w1[2];
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u32 w7_t = w1[3];
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u32 w8_t = w2[0];
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u32 w9_t = w2[1];
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u32 wa_t = w2[2];
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u32 wb_t = w2[3];
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u32 wc_t = w3[0];
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u32 wd_t = w3[1];
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u32 we_t = w3[2];
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u32 wf_t = w3[3];
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MD5_STEP_S (MD5_Fo, a, b, c, d, w0_t, MD5C00, MD5S00);
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MD5_STEP_S (MD5_Fo, d, a, b, c, w1_t, MD5C01, MD5S01);
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MD5_STEP_S (MD5_Fo, c, d, a, b, w2_t, MD5C02, MD5S02);
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MD5_STEP_S (MD5_Fo, b, c, d, a, w3_t, MD5C03, MD5S03);
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MD5_STEP_S (MD5_Fo, a, b, c, d, w4_t, MD5C04, MD5S00);
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MD5_STEP_S (MD5_Fo, d, a, b, c, w5_t, MD5C05, MD5S01);
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MD5_STEP_S (MD5_Fo, c, d, a, b, w6_t, MD5C06, MD5S02);
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MD5_STEP_S (MD5_Fo, b, c, d, a, w7_t, MD5C07, MD5S03);
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MD5_STEP_S (MD5_Fo, a, b, c, d, w8_t, MD5C08, MD5S00);
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MD5_STEP_S (MD5_Fo, d, a, b, c, w9_t, MD5C09, MD5S01);
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MD5_STEP_S (MD5_Fo, c, d, a, b, wa_t, MD5C0a, MD5S02);
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MD5_STEP_S (MD5_Fo, b, c, d, a, wb_t, MD5C0b, MD5S03);
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MD5_STEP_S (MD5_Fo, a, b, c, d, wc_t, MD5C0c, MD5S00);
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MD5_STEP_S (MD5_Fo, d, a, b, c, wd_t, MD5C0d, MD5S01);
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MD5_STEP_S (MD5_Fo, c, d, a, b, we_t, MD5C0e, MD5S02);
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MD5_STEP_S (MD5_Fo, b, c, d, a, wf_t, MD5C0f, MD5S03);
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MD5_STEP_S (MD5_Go, a, b, c, d, w1_t, MD5C10, MD5S10);
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MD5_STEP_S (MD5_Go, d, a, b, c, w6_t, MD5C11, MD5S11);
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MD5_STEP_S (MD5_Go, c, d, a, b, wb_t, MD5C12, MD5S12);
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MD5_STEP_S (MD5_Go, b, c, d, a, w0_t, MD5C13, MD5S13);
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MD5_STEP_S (MD5_Go, a, b, c, d, w5_t, MD5C14, MD5S10);
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MD5_STEP_S (MD5_Go, d, a, b, c, wa_t, MD5C15, MD5S11);
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MD5_STEP_S (MD5_Go, c, d, a, b, wf_t, MD5C16, MD5S12);
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MD5_STEP_S (MD5_Go, b, c, d, a, w4_t, MD5C17, MD5S13);
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MD5_STEP_S (MD5_Go, a, b, c, d, w9_t, MD5C18, MD5S10);
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MD5_STEP_S (MD5_Go, d, a, b, c, we_t, MD5C19, MD5S11);
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MD5_STEP_S (MD5_Go, c, d, a, b, w3_t, MD5C1a, MD5S12);
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MD5_STEP_S (MD5_Go, b, c, d, a, w8_t, MD5C1b, MD5S13);
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MD5_STEP_S (MD5_Go, a, b, c, d, wd_t, MD5C1c, MD5S10);
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MD5_STEP_S (MD5_Go, d, a, b, c, w2_t, MD5C1d, MD5S11);
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MD5_STEP_S (MD5_Go, c, d, a, b, w7_t, MD5C1e, MD5S12);
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MD5_STEP_S (MD5_Go, b, c, d, a, wc_t, MD5C1f, MD5S13);
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MD5_STEP_S (MD5_H , a, b, c, d, w5_t, MD5C20, MD5S20);
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MD5_STEP_S (MD5_H , d, a, b, c, w8_t, MD5C21, MD5S21);
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MD5_STEP_S (MD5_H , c, d, a, b, wb_t, MD5C22, MD5S22);
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MD5_STEP_S (MD5_H , b, c, d, a, we_t, MD5C23, MD5S23);
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MD5_STEP_S (MD5_H , a, b, c, d, w1_t, MD5C24, MD5S20);
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MD5_STEP_S (MD5_H , d, a, b, c, w4_t, MD5C25, MD5S21);
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MD5_STEP_S (MD5_H , c, d, a, b, w7_t, MD5C26, MD5S22);
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MD5_STEP_S (MD5_H , b, c, d, a, wa_t, MD5C27, MD5S23);
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MD5_STEP_S (MD5_H , a, b, c, d, wd_t, MD5C28, MD5S20);
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MD5_STEP_S (MD5_H , d, a, b, c, w0_t, MD5C29, MD5S21);
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MD5_STEP_S (MD5_H , c, d, a, b, w3_t, MD5C2a, MD5S22);
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MD5_STEP_S (MD5_H , b, c, d, a, w6_t, MD5C2b, MD5S23);
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MD5_STEP_S (MD5_H , a, b, c, d, w9_t, MD5C2c, MD5S20);
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MD5_STEP_S (MD5_H , d, a, b, c, wc_t, MD5C2d, MD5S21);
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MD5_STEP_S (MD5_H , c, d, a, b, wf_t, MD5C2e, MD5S22);
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MD5_STEP_S (MD5_H , b, c, d, a, w2_t, MD5C2f, MD5S23);
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MD5_STEP_S (MD5_I , a, b, c, d, w0_t, MD5C30, MD5S30);
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MD5_STEP_S (MD5_I , d, a, b, c, w7_t, MD5C31, MD5S31);
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MD5_STEP_S (MD5_I , c, d, a, b, we_t, MD5C32, MD5S32);
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MD5_STEP_S (MD5_I , b, c, d, a, w5_t, MD5C33, MD5S33);
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MD5_STEP_S (MD5_I , a, b, c, d, wc_t, MD5C34, MD5S30);
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MD5_STEP_S (MD5_I , d, a, b, c, w3_t, MD5C35, MD5S31);
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MD5_STEP_S (MD5_I , c, d, a, b, wa_t, MD5C36, MD5S32);
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MD5_STEP_S (MD5_I , b, c, d, a, w1_t, MD5C37, MD5S33);
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MD5_STEP_S (MD5_I , a, b, c, d, w8_t, MD5C38, MD5S30);
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MD5_STEP_S (MD5_I , d, a, b, c, wf_t, MD5C39, MD5S31);
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MD5_STEP_S (MD5_I , c, d, a, b, w6_t, MD5C3a, MD5S32);
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MD5_STEP_S (MD5_I , b, c, d, a, wd_t, MD5C3b, MD5S33);
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MD5_STEP_S (MD5_I , a, b, c, d, w4_t, MD5C3c, MD5S30);
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MD5_STEP_S (MD5_I , d, a, b, c, wb_t, MD5C3d, MD5S31);
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MD5_STEP_S (MD5_I , c, d, a, b, w2_t, MD5C3e, MD5S32);
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MD5_STEP_S (MD5_I , b, c, d, a, w9_t, MD5C3f, MD5S33);
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digest[0] += a;
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digest[1] += b;
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digest[2] += c;
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digest[3] += d;
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}
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void md5_init (md5_ctx_t *ctx)
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{
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ctx->h[0] = MD5M_A;
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ctx->h[1] = MD5M_B;
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ctx->h[2] = MD5M_C;
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ctx->h[3] = MD5M_D;
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ctx->w0[0] = 0;
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ctx->w0[1] = 0;
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ctx->w0[2] = 0;
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ctx->w0[3] = 0;
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ctx->w1[0] = 0;
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ctx->w1[1] = 0;
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ctx->w1[2] = 0;
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ctx->w1[3] = 0;
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ctx->w2[0] = 0;
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ctx->w2[1] = 0;
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ctx->w2[2] = 0;
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ctx->w2[3] = 0;
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ctx->w3[0] = 0;
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ctx->w3[1] = 0;
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ctx->w3[2] = 0;
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ctx->w3[3] = 0;
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ctx->len = 0;
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}
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void md5_update_64 (md5_ctx_t *ctx, u32 w0[4], u32 w1[4], u32 w2[4], u32 w3[4], const int len)
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{
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const int pos = ctx->len & 63;
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ctx->len += len;
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if ((pos + len) < 64)
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{
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switch_buffer_by_offset_le_S (w0, w1, w2, w3, pos);
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ctx->w0[0] |= w0[0];
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ctx->w0[1] |= w0[1];
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ctx->w0[2] |= w0[2];
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ctx->w0[3] |= w0[3];
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ctx->w1[0] |= w1[0];
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ctx->w1[1] |= w1[1];
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ctx->w1[2] |= w1[2];
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ctx->w1[3] |= w1[3];
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ctx->w2[0] |= w2[0];
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ctx->w2[1] |= w2[1];
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ctx->w2[2] |= w2[2];
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ctx->w2[3] |= w2[3];
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ctx->w3[0] |= w3[0];
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ctx->w3[1] |= w3[1];
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ctx->w3[2] |= w3[2];
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ctx->w3[3] |= w3[3];
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}
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else
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{
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u32 c0[4] = { 0 };
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u32 c1[4] = { 0 };
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u32 c2[4] = { 0 };
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u32 c3[4] = { 0 };
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switch_buffer_by_offset_carry_le_S (w0, w1, w2, w3, c0, c1, c2, c3, pos);
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ctx->w0[0] |= w0[0];
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ctx->w0[1] |= w0[1];
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ctx->w0[2] |= w0[2];
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ctx->w0[3] |= w0[3];
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ctx->w1[0] |= w1[0];
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ctx->w1[1] |= w1[1];
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ctx->w1[2] |= w1[2];
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ctx->w1[3] |= w1[3];
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ctx->w2[0] |= w2[0];
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ctx->w2[1] |= w2[1];
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ctx->w2[2] |= w2[2];
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ctx->w2[3] |= w2[3];
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ctx->w3[0] |= w3[0];
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ctx->w3[1] |= w3[1];
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ctx->w3[2] |= w3[2];
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ctx->w3[3] |= w3[3];
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md5_transform (ctx->w0, ctx->w1, ctx->w2, ctx->w3, ctx->h);
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ctx->w0[0] = c0[0];
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ctx->w0[1] = c0[1];
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ctx->w0[2] = c0[2];
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ctx->w0[3] = c0[3];
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ctx->w1[0] = c1[0];
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ctx->w1[1] = c1[1];
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ctx->w1[2] = c1[2];
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ctx->w1[3] = c1[3];
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ctx->w2[0] = c2[0];
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ctx->w2[1] = c2[1];
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ctx->w2[2] = c2[2];
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ctx->w2[3] = c2[3];
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ctx->w3[0] = c3[0];
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ctx->w3[1] = c3[1];
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ctx->w3[2] = c3[2];
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ctx->w3[3] = c3[3];
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}
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}
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void md5_update (md5_ctx_t *ctx, const u32 *w, const int len)
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{
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u32 w0[4];
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u32 w1[4];
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u32 w2[4];
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u32 w3[4];
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int pos1;
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int pos4;
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for (pos1 = 0, pos4 = 0; pos1 < len - 64; pos1 += 64, pos4 += 16)
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{
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w0[0] = w[pos4 + 0];
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w0[1] = w[pos4 + 1];
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w0[2] = w[pos4 + 2];
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w0[3] = w[pos4 + 3];
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w1[0] = w[pos4 + 4];
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w1[1] = w[pos4 + 5];
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w1[2] = w[pos4 + 6];
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w1[3] = w[pos4 + 7];
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w2[0] = w[pos4 + 8];
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w2[1] = w[pos4 + 9];
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w2[2] = w[pos4 + 10];
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w2[3] = w[pos4 + 11];
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w3[0] = w[pos4 + 12];
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w3[1] = w[pos4 + 13];
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w3[2] = w[pos4 + 14];
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w3[3] = w[pos4 + 15];
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md5_update_64 (ctx, w0, w1, w2, w3, 64);
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}
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w0[0] = w[pos4 + 0];
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w0[1] = w[pos4 + 1];
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w0[2] = w[pos4 + 2];
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w0[3] = w[pos4 + 3];
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w1[0] = w[pos4 + 4];
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w1[1] = w[pos4 + 5];
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w1[2] = w[pos4 + 6];
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w1[3] = w[pos4 + 7];
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w2[0] = w[pos4 + 8];
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w2[1] = w[pos4 + 9];
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w2[2] = w[pos4 + 10];
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w2[3] = w[pos4 + 11];
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w3[0] = w[pos4 + 12];
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w3[1] = w[pos4 + 13];
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w3[2] = w[pos4 + 14];
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w3[3] = w[pos4 + 15];
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md5_update_64 (ctx, w0, w1, w2, w3, len - pos1);
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}
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void md5_update_global (md5_ctx_t *ctx, const __global u32 *w, const int len)
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{
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u32 w0[4];
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u32 w1[4];
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u32 w2[4];
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u32 w3[4];
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int pos1;
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int pos4;
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for (pos1 = 0, pos4 = 0; pos1 < len - 64; pos1 += 64, pos4 += 16)
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{
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w0[0] = w[pos4 + 0];
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w0[1] = w[pos4 + 1];
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w0[2] = w[pos4 + 2];
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w0[3] = w[pos4 + 3];
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w1[0] = w[pos4 + 4];
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w1[1] = w[pos4 + 5];
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w1[2] = w[pos4 + 6];
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w1[3] = w[pos4 + 7];
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w2[0] = w[pos4 + 8];
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w2[1] = w[pos4 + 9];
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w2[2] = w[pos4 + 10];
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w2[3] = w[pos4 + 11];
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w3[0] = w[pos4 + 12];
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w3[1] = w[pos4 + 13];
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w3[2] = w[pos4 + 14];
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w3[3] = w[pos4 + 15];
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md5_update_64 (ctx, w0, w1, w2, w3, 64);
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}
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w0[0] = w[pos4 + 0];
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w0[1] = w[pos4 + 1];
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w0[2] = w[pos4 + 2];
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w0[3] = w[pos4 + 3];
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w1[0] = w[pos4 + 4];
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w1[1] = w[pos4 + 5];
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w1[2] = w[pos4 + 6];
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w1[3] = w[pos4 + 7];
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w2[0] = w[pos4 + 8];
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w2[1] = w[pos4 + 9];
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w2[2] = w[pos4 + 10];
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w2[3] = w[pos4 + 11];
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w3[0] = w[pos4 + 12];
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w3[1] = w[pos4 + 13];
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w3[2] = w[pos4 + 14];
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w3[3] = w[pos4 + 15];
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md5_update_64 (ctx, w0, w1, w2, w3, len - pos1);
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}
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void md5_update_global_utf16le (md5_ctx_t *ctx, const __global u32 *w, const int len)
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{
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u32 w0[4];
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u32 w1[4];
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u32 w2[4];
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u32 w3[4];
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int pos1;
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int pos4;
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for (pos1 = 0, pos4 = 0; pos1 < len - 32; pos1 += 32, pos4 += 8)
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{
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w0[0] = w[pos4 + 0];
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w0[1] = w[pos4 + 1];
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w0[2] = w[pos4 + 2];
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w0[3] = w[pos4 + 3];
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w1[0] = w[pos4 + 4];
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w1[1] = w[pos4 + 5];
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w1[2] = w[pos4 + 6];
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w1[3] = w[pos4 + 7];
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make_utf16le_S (w1, w2, w3);
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make_utf16le_S (w0, w0, w1);
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md5_update_64 (ctx, w0, w1, w2, w3, 32 * 2);
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}
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w0[0] = w[pos4 + 0];
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w0[1] = w[pos4 + 1];
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w0[2] = w[pos4 + 2];
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w0[3] = w[pos4 + 3];
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w1[0] = w[pos4 + 4];
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w1[1] = w[pos4 + 5];
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w1[2] = w[pos4 + 6];
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w1[3] = w[pos4 + 7];
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make_utf16le_S (w1, w2, w3);
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make_utf16le_S (w0, w0, w1);
|
|
|
|
md5_update_64 (ctx, w0, w1, w2, w3, (len - pos1) * 2);
|
|
}
|
|
|
|
void md5_final (md5_ctx_t *ctx)
|
|
{
|
|
const int pos = ctx->len & 63;
|
|
|
|
append_0x80_4x4_S (ctx->w0, ctx->w1, ctx->w2, ctx->w3, pos);
|
|
|
|
if (pos >= 56)
|
|
{
|
|
md5_transform (ctx->w0, ctx->w1, ctx->w2, ctx->w3, ctx->h);
|
|
|
|
ctx->w0[0] = 0;
|
|
ctx->w0[1] = 0;
|
|
ctx->w0[2] = 0;
|
|
ctx->w0[3] = 0;
|
|
ctx->w1[0] = 0;
|
|
ctx->w1[1] = 0;
|
|
ctx->w1[2] = 0;
|
|
ctx->w1[3] = 0;
|
|
ctx->w2[0] = 0;
|
|
ctx->w2[1] = 0;
|
|
ctx->w2[2] = 0;
|
|
ctx->w2[3] = 0;
|
|
ctx->w3[0] = 0;
|
|
ctx->w3[1] = 0;
|
|
ctx->w3[2] = 0;
|
|
ctx->w3[3] = 0;
|
|
}
|
|
|
|
ctx->w3[2] = ctx->len * 8;
|
|
ctx->w3[3] = 0;
|
|
|
|
md5_transform (ctx->w0, ctx->w1, ctx->w2, ctx->w3, ctx->h);
|
|
}
|
|
|
|
// while input buf can be a vector datatype, the length of the different elements can not
|
|
|
|
typedef struct md5_ctx_vector
|
|
{
|
|
u32x h[4];
|
|
|
|
u32x w0[4];
|
|
u32x w1[4];
|
|
u32x w2[4];
|
|
u32x w3[4];
|
|
|
|
int len;
|
|
|
|
} md5_ctx_vector_t;
|
|
|
|
void md5_transform_vector (const u32x w0[4], const u32x w1[4], const u32x w2[4], const u32x w3[4], u32x digest[4])
|
|
{
|
|
u32x a = digest[0];
|
|
u32x b = digest[1];
|
|
u32x c = digest[2];
|
|
u32x d = digest[3];
|
|
|
|
u32x w0_t = w0[0];
|
|
u32x w1_t = w0[1];
|
|
u32x w2_t = w0[2];
|
|
u32x w3_t = w0[3];
|
|
u32x w4_t = w1[0];
|
|
u32x w5_t = w1[1];
|
|
u32x w6_t = w1[2];
|
|
u32x w7_t = w1[3];
|
|
u32x w8_t = w2[0];
|
|
u32x w9_t = w2[1];
|
|
u32x wa_t = w2[2];
|
|
u32x wb_t = w2[3];
|
|
u32x wc_t = w3[0];
|
|
u32x wd_t = w3[1];
|
|
u32x we_t = w3[2];
|
|
u32x wf_t = w3[3];
|
|
|
|
MD5_STEP (MD5_Fo, a, b, c, d, w0_t, MD5C00, MD5S00);
|
|
MD5_STEP (MD5_Fo, d, a, b, c, w1_t, MD5C01, MD5S01);
|
|
MD5_STEP (MD5_Fo, c, d, a, b, w2_t, MD5C02, MD5S02);
|
|
MD5_STEP (MD5_Fo, b, c, d, a, w3_t, MD5C03, MD5S03);
|
|
MD5_STEP (MD5_Fo, a, b, c, d, w4_t, MD5C04, MD5S00);
|
|
MD5_STEP (MD5_Fo, d, a, b, c, w5_t, MD5C05, MD5S01);
|
|
MD5_STEP (MD5_Fo, c, d, a, b, w6_t, MD5C06, MD5S02);
|
|
MD5_STEP (MD5_Fo, b, c, d, a, w7_t, MD5C07, MD5S03);
|
|
MD5_STEP (MD5_Fo, a, b, c, d, w8_t, MD5C08, MD5S00);
|
|
MD5_STEP (MD5_Fo, d, a, b, c, w9_t, MD5C09, MD5S01);
|
|
MD5_STEP (MD5_Fo, c, d, a, b, wa_t, MD5C0a, MD5S02);
|
|
MD5_STEP (MD5_Fo, b, c, d, a, wb_t, MD5C0b, MD5S03);
|
|
MD5_STEP (MD5_Fo, a, b, c, d, wc_t, MD5C0c, MD5S00);
|
|
MD5_STEP (MD5_Fo, d, a, b, c, wd_t, MD5C0d, MD5S01);
|
|
MD5_STEP (MD5_Fo, c, d, a, b, we_t, MD5C0e, MD5S02);
|
|
MD5_STEP (MD5_Fo, b, c, d, a, wf_t, MD5C0f, MD5S03);
|
|
|
|
MD5_STEP (MD5_Go, a, b, c, d, w1_t, MD5C10, MD5S10);
|
|
MD5_STEP (MD5_Go, d, a, b, c, w6_t, MD5C11, MD5S11);
|
|
MD5_STEP (MD5_Go, c, d, a, b, wb_t, MD5C12, MD5S12);
|
|
MD5_STEP (MD5_Go, b, c, d, a, w0_t, MD5C13, MD5S13);
|
|
MD5_STEP (MD5_Go, a, b, c, d, w5_t, MD5C14, MD5S10);
|
|
MD5_STEP (MD5_Go, d, a, b, c, wa_t, MD5C15, MD5S11);
|
|
MD5_STEP (MD5_Go, c, d, a, b, wf_t, MD5C16, MD5S12);
|
|
MD5_STEP (MD5_Go, b, c, d, a, w4_t, MD5C17, MD5S13);
|
|
MD5_STEP (MD5_Go, a, b, c, d, w9_t, MD5C18, MD5S10);
|
|
MD5_STEP (MD5_Go, d, a, b, c, we_t, MD5C19, MD5S11);
|
|
MD5_STEP (MD5_Go, c, d, a, b, w3_t, MD5C1a, MD5S12);
|
|
MD5_STEP (MD5_Go, b, c, d, a, w8_t, MD5C1b, MD5S13);
|
|
MD5_STEP (MD5_Go, a, b, c, d, wd_t, MD5C1c, MD5S10);
|
|
MD5_STEP (MD5_Go, d, a, b, c, w2_t, MD5C1d, MD5S11);
|
|
MD5_STEP (MD5_Go, c, d, a, b, w7_t, MD5C1e, MD5S12);
|
|
MD5_STEP (MD5_Go, b, c, d, a, wc_t, MD5C1f, MD5S13);
|
|
|
|
MD5_STEP (MD5_H , a, b, c, d, w5_t, MD5C20, MD5S20);
|
|
MD5_STEP (MD5_H , d, a, b, c, w8_t, MD5C21, MD5S21);
|
|
MD5_STEP (MD5_H , c, d, a, b, wb_t, MD5C22, MD5S22);
|
|
MD5_STEP (MD5_H , b, c, d, a, we_t, MD5C23, MD5S23);
|
|
MD5_STEP (MD5_H , a, b, c, d, w1_t, MD5C24, MD5S20);
|
|
MD5_STEP (MD5_H , d, a, b, c, w4_t, MD5C25, MD5S21);
|
|
MD5_STEP (MD5_H , c, d, a, b, w7_t, MD5C26, MD5S22);
|
|
MD5_STEP (MD5_H , b, c, d, a, wa_t, MD5C27, MD5S23);
|
|
MD5_STEP (MD5_H , a, b, c, d, wd_t, MD5C28, MD5S20);
|
|
MD5_STEP (MD5_H , d, a, b, c, w0_t, MD5C29, MD5S21);
|
|
MD5_STEP (MD5_H , c, d, a, b, w3_t, MD5C2a, MD5S22);
|
|
MD5_STEP (MD5_H , b, c, d, a, w6_t, MD5C2b, MD5S23);
|
|
MD5_STEP (MD5_H , a, b, c, d, w9_t, MD5C2c, MD5S20);
|
|
MD5_STEP (MD5_H , d, a, b, c, wc_t, MD5C2d, MD5S21);
|
|
MD5_STEP (MD5_H , c, d, a, b, wf_t, MD5C2e, MD5S22);
|
|
MD5_STEP (MD5_H , b, c, d, a, w2_t, MD5C2f, MD5S23);
|
|
|
|
MD5_STEP (MD5_I , a, b, c, d, w0_t, MD5C30, MD5S30);
|
|
MD5_STEP (MD5_I , d, a, b, c, w7_t, MD5C31, MD5S31);
|
|
MD5_STEP (MD5_I , c, d, a, b, we_t, MD5C32, MD5S32);
|
|
MD5_STEP (MD5_I , b, c, d, a, w5_t, MD5C33, MD5S33);
|
|
MD5_STEP (MD5_I , a, b, c, d, wc_t, MD5C34, MD5S30);
|
|
MD5_STEP (MD5_I , d, a, b, c, w3_t, MD5C35, MD5S31);
|
|
MD5_STEP (MD5_I , c, d, a, b, wa_t, MD5C36, MD5S32);
|
|
MD5_STEP (MD5_I , b, c, d, a, w1_t, MD5C37, MD5S33);
|
|
MD5_STEP (MD5_I , a, b, c, d, w8_t, MD5C38, MD5S30);
|
|
MD5_STEP (MD5_I , d, a, b, c, wf_t, MD5C39, MD5S31);
|
|
MD5_STEP (MD5_I , c, d, a, b, w6_t, MD5C3a, MD5S32);
|
|
MD5_STEP (MD5_I , b, c, d, a, wd_t, MD5C3b, MD5S33);
|
|
MD5_STEP (MD5_I , a, b, c, d, w4_t, MD5C3c, MD5S30);
|
|
MD5_STEP (MD5_I , d, a, b, c, wb_t, MD5C3d, MD5S31);
|
|
MD5_STEP (MD5_I , c, d, a, b, w2_t, MD5C3e, MD5S32);
|
|
MD5_STEP (MD5_I , b, c, d, a, w9_t, MD5C3f, MD5S33);
|
|
|
|
digest[0] += a;
|
|
digest[1] += b;
|
|
digest[2] += c;
|
|
digest[3] += d;
|
|
}
|
|
|
|
void md5_init_vector (md5_ctx_vector_t *ctx)
|
|
{
|
|
ctx->h[0] = MD5M_A;
|
|
ctx->h[1] = MD5M_B;
|
|
ctx->h[2] = MD5M_C;
|
|
ctx->h[3] = MD5M_D;
|
|
|
|
ctx->w0[0] = 0;
|
|
ctx->w0[1] = 0;
|
|
ctx->w0[2] = 0;
|
|
ctx->w0[3] = 0;
|
|
ctx->w1[0] = 0;
|
|
ctx->w1[1] = 0;
|
|
ctx->w1[2] = 0;
|
|
ctx->w1[3] = 0;
|
|
ctx->w2[0] = 0;
|
|
ctx->w2[1] = 0;
|
|
ctx->w2[2] = 0;
|
|
ctx->w2[3] = 0;
|
|
ctx->w3[0] = 0;
|
|
ctx->w3[1] = 0;
|
|
ctx->w3[2] = 0;
|
|
ctx->w3[3] = 0;
|
|
|
|
ctx->len = 0;
|
|
}
|
|
|
|
void md5_update_vector_64 (md5_ctx_vector_t *ctx, u32x w0[4], u32x w1[4], u32x w2[4], u32x w3[4], const int len)
|
|
{
|
|
const int pos = ctx->len & 63;
|
|
|
|
ctx->len += len;
|
|
|
|
if ((pos + len) < 64)
|
|
{
|
|
switch_buffer_by_offset_le (w0, w1, w2, w3, pos);
|
|
|
|
ctx->w0[0] |= w0[0];
|
|
ctx->w0[1] |= w0[1];
|
|
ctx->w0[2] |= w0[2];
|
|
ctx->w0[3] |= w0[3];
|
|
ctx->w1[0] |= w1[0];
|
|
ctx->w1[1] |= w1[1];
|
|
ctx->w1[2] |= w1[2];
|
|
ctx->w1[3] |= w1[3];
|
|
ctx->w2[0] |= w2[0];
|
|
ctx->w2[1] |= w2[1];
|
|
ctx->w2[2] |= w2[2];
|
|
ctx->w2[3] |= w2[3];
|
|
ctx->w3[0] |= w3[0];
|
|
ctx->w3[1] |= w3[1];
|
|
ctx->w3[2] |= w3[2];
|
|
ctx->w3[3] |= w3[3];
|
|
}
|
|
else
|
|
{
|
|
u32x c0[4] = { 0 };
|
|
u32x c1[4] = { 0 };
|
|
u32x c2[4] = { 0 };
|
|
u32x c3[4] = { 0 };
|
|
|
|
switch_buffer_by_offset_carry_le (w0, w1, w2, w3, c0, c1, c2, c3, pos);
|
|
|
|
ctx->w0[0] |= w0[0];
|
|
ctx->w0[1] |= w0[1];
|
|
ctx->w0[2] |= w0[2];
|
|
ctx->w0[3] |= w0[3];
|
|
ctx->w1[0] |= w1[0];
|
|
ctx->w1[1] |= w1[1];
|
|
ctx->w1[2] |= w1[2];
|
|
ctx->w1[3] |= w1[3];
|
|
ctx->w2[0] |= w2[0];
|
|
ctx->w2[1] |= w2[1];
|
|
ctx->w2[2] |= w2[2];
|
|
ctx->w2[3] |= w2[3];
|
|
ctx->w3[0] |= w3[0];
|
|
ctx->w3[1] |= w3[1];
|
|
ctx->w3[2] |= w3[2];
|
|
ctx->w3[3] |= w3[3];
|
|
|
|
md5_transform_vector (ctx->w0, ctx->w1, ctx->w2, ctx->w3, ctx->h);
|
|
|
|
ctx->w0[0] = c0[0];
|
|
ctx->w0[1] = c0[1];
|
|
ctx->w0[2] = c0[2];
|
|
ctx->w0[3] = c0[3];
|
|
ctx->w1[0] = c1[0];
|
|
ctx->w1[1] = c1[1];
|
|
ctx->w1[2] = c1[2];
|
|
ctx->w1[3] = c1[3];
|
|
ctx->w2[0] = c2[0];
|
|
ctx->w2[1] = c2[1];
|
|
ctx->w2[2] = c2[2];
|
|
ctx->w2[3] = c2[3];
|
|
ctx->w3[0] = c3[0];
|
|
ctx->w3[1] = c3[1];
|
|
ctx->w3[2] = c3[2];
|
|
ctx->w3[3] = c3[3];
|
|
}
|
|
}
|
|
|
|
void md5_update_vector (md5_ctx_vector_t *ctx, const u32x *w, const int len)
|
|
{
|
|
u32x w0[4];
|
|
u32x w1[4];
|
|
u32x w2[4];
|
|
u32x w3[4];
|
|
|
|
int pos1;
|
|
int pos4;
|
|
|
|
for (pos1 = 0, pos4 = 0; pos1 < len - 64; pos1 += 64, pos4 += 16)
|
|
{
|
|
w0[0] = w[pos4 + 0];
|
|
w0[1] = w[pos4 + 1];
|
|
w0[2] = w[pos4 + 2];
|
|
w0[3] = w[pos4 + 3];
|
|
w1[0] = w[pos4 + 4];
|
|
w1[1] = w[pos4 + 5];
|
|
w1[2] = w[pos4 + 6];
|
|
w1[3] = w[pos4 + 7];
|
|
w2[0] = w[pos4 + 8];
|
|
w2[1] = w[pos4 + 9];
|
|
w2[2] = w[pos4 + 10];
|
|
w2[3] = w[pos4 + 11];
|
|
w3[0] = w[pos4 + 12];
|
|
w3[1] = w[pos4 + 13];
|
|
w3[2] = w[pos4 + 14];
|
|
w3[3] = w[pos4 + 15];
|
|
|
|
md5_update_vector_64 (ctx, w0, w1, w2, w3, 64);
|
|
}
|
|
|
|
w0[0] = w[pos4 + 0];
|
|
w0[1] = w[pos4 + 1];
|
|
w0[2] = w[pos4 + 2];
|
|
w0[3] = w[pos4 + 3];
|
|
w1[0] = w[pos4 + 4];
|
|
w1[1] = w[pos4 + 5];
|
|
w1[2] = w[pos4 + 6];
|
|
w1[3] = w[pos4 + 7];
|
|
w2[0] = w[pos4 + 8];
|
|
w2[1] = w[pos4 + 9];
|
|
w2[2] = w[pos4 + 10];
|
|
w2[3] = w[pos4 + 11];
|
|
w3[0] = w[pos4 + 12];
|
|
w3[1] = w[pos4 + 13];
|
|
w3[2] = w[pos4 + 14];
|
|
w3[3] = w[pos4 + 15];
|
|
|
|
md5_update_vector_64 (ctx, w0, w1, w2, w3, len - pos1);
|
|
}
|
|
|
|
void md5_final_vector (md5_ctx_vector_t *ctx)
|
|
{
|
|
const int pos = ctx->len & 63;
|
|
|
|
append_0x80_4x4 (ctx->w0, ctx->w1, ctx->w2, ctx->w3, pos);
|
|
|
|
if (pos >= 56)
|
|
{
|
|
md5_transform_vector (ctx->w0, ctx->w1, ctx->w2, ctx->w3, ctx->h);
|
|
|
|
ctx->w0[0] = 0;
|
|
ctx->w0[1] = 0;
|
|
ctx->w0[2] = 0;
|
|
ctx->w0[3] = 0;
|
|
ctx->w1[0] = 0;
|
|
ctx->w1[1] = 0;
|
|
ctx->w1[2] = 0;
|
|
ctx->w1[3] = 0;
|
|
ctx->w2[0] = 0;
|
|
ctx->w2[1] = 0;
|
|
ctx->w2[2] = 0;
|
|
ctx->w2[3] = 0;
|
|
ctx->w3[0] = 0;
|
|
ctx->w3[1] = 0;
|
|
ctx->w3[2] = 0;
|
|
ctx->w3[3] = 0;
|
|
}
|
|
|
|
ctx->w3[2] = ctx->len * 8;
|
|
ctx->w3[3] = 0;
|
|
|
|
md5_transform_vector (ctx->w0, ctx->w1, ctx->w2, ctx->w3, ctx->h);
|
|
}
|