sha-1算法的C实现，只有一个.c程序，可在TC，BC下直接编译运行-sha-1 algorithm to achieve C, only one. C procedures, the TC, BC operation under direct translation

sha-1算法的C实现，只有一个.c程序，可在TC，BC下直接编译运行-sha-1 algorithm to achieve C, only one. C procedures, the TC, BC operation under direct translation

用SHA算法实现对任意文件的hash摘要，并且把hash摘要值（至少为160bit）存入另一个文件-SHA algorithm used to hash arbitrary document summaries, and the summary hash value (at least 160bit) into another file