使用Salsa20,如何查找字节位置(假设它是64的倍数)(使用http://cr.yp.to/snuffle/salsa20/merged/salsa20.c的公共域C实现
我试过了,但不起作用:
void seekIV(unsigned long int pos) {
int low_32bits, high_32bits;
pos /= 64;
low_32bits = pos & 0xffffffff;
high_32bits = (pos >> 32) & 0xffffffff;
printf("\n SEEKING TO %lu\n", pos * 64);
ctx.input[8] = low_32bits;
ctx.input[9] = high_32bits;
}发布于 2012-08-02 03:57:38
哦..。答案是..。我也忘了在小溪里寻找;)
https://stackoverflow.com/questions/11754420
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