#include #include #include "sha1.h" int main(void) { int i, ret; UL_SHA1_CTX ctx; unsigned char digest[UL_SHA1LENGTH]; unsigned char buf[BUFSIZ]; ul_SHA1Init( &ctx ); while(!feof(stdin) && !ferror(stdin)) { ret = fread(buf, 1, sizeof(buf), stdin); if (ret) ul_SHA1Update( &ctx, buf, ret ); } fclose(stdin); ul_SHA1Final( digest, &ctx ); for (i = 0; i < UL_SHA1LENGTH; i++) printf( "%02x", digest[i] ); printf("\n"); return 0; }