diff --git a/tools/certgen.c b/tools/certgen.c
index 4969b3e6..8e119ed2 100644
--- a/tools/certgen.c
+++ b/tools/certgen.c
@@ -115,7 +115,7 @@ int certgen_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-key")) {
 			if (--argc < 1) goto bad;
 			keyfile = *(++argv);
-			if (!(keyfp = fopen(keyfile, "r"))) {
+			if (!(keyfp = fopen(keyfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, keyfile, strerror(errno));
 				goto end;
 			}
@@ -125,7 +125,7 @@ int certgen_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/certparse.c b/tools/certparse.c
index 4a925e3a..147ac5ef 100644
--- a/tools/certparse.c
+++ b/tools/certparse.c
@@ -39,14 +39,14 @@ int certparse_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/certverify.c b/tools/certverify.c
index 64eba1f5..ae72e563 100644
--- a/tools/certverify.c
+++ b/tools/certverify.c
@@ -55,7 +55,7 @@ int certverify_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
@@ -64,7 +64,7 @@ int certverify_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-cacert")) {
 			if (--argc < 1) goto bad;
 			cacertfile = *(++argv);
-			if (!(cacertfp = fopen(cacertfile, "r"))) {
+			if (!(cacertfp = fopen(cacertfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, cacertfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/cmsdecrypt.c b/tools/cmsdecrypt.c
index 2b676f60..e9452113 100644
--- a/tools/cmsdecrypt.c
+++ b/tools/cmsdecrypt.c
@@ -64,7 +64,7 @@ int cmsdecrypt_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-key")) {
 			if (--argc < 1) goto bad;
 			keyfile = *(++argv);
-			if (!(keyfp = fopen(keyfile, "r"))) {
+			if (!(keyfp = fopen(keyfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, keyfile, strerror(errno));
 				goto end;
 			}
@@ -74,21 +74,21 @@ int cmsdecrypt_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-cert")) {
 			if (--argc < 1) goto bad;
 			certfile = *(++argv);
-			if (!(certfp = fopen(certfile, "r"))) {
+			if (!(certfp = fopen(certfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, certfile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/cmsencrypt.c b/tools/cmsencrypt.c
index de830713..4e013379 100644
--- a/tools/cmsencrypt.c
+++ b/tools/cmsencrypt.c
@@ -71,7 +71,7 @@ static int get_files_size(int argc, char **argv, const char *option, size_t *len
 				return -1;
 			}
 			file = *(++argv);
-			if (!(fp = fopen(file, "r"))) {
+			if (!(fp = fopen(file, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failed : %s\n", prog, file, strerror(errno));
 				return -1;
 			}
@@ -155,7 +155,7 @@ int cmsencrypt_main(int argc, char **argv)
 			size_t certlen;
 			if (--argc < 1) goto bad;
 			certfile = *(++argv);
-			if (!(certfp = fopen(certfile, "r"))) {
+			if (!(certfp = fopen(certfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, certfile, strerror(errno));
 				goto end;
 			}
@@ -169,7 +169,7 @@ int cmsencrypt_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
@@ -180,7 +180,7 @@ int cmsencrypt_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/cmsparse.c b/tools/cmsparse.c
index 24b7f094..55d4b455 100644
--- a/tools/cmsparse.c
+++ b/tools/cmsparse.c
@@ -45,7 +45,7 @@ int cmsparse_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/cmssign.c b/tools/cmssign.c
index faf727dd..69762ec0 100644
--- a/tools/cmssign.c
+++ b/tools/cmssign.c
@@ -72,7 +72,7 @@ int cmssign_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-key")) {
 			if (--argc < 1) goto bad;
 			keyfile = *(++argv);
-			if (!(keyfp = fopen(keyfile, "r"))) {
+			if (!(keyfp = fopen(keyfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, keyfile, strerror(errno));
 				goto end;
 			}
@@ -82,21 +82,21 @@ int cmssign_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-cert")) {
 			if (--argc < 1) goto bad;
 			certfile = *(++argv);
-			if (!(certfp = fopen(certfile, "r"))) {
+			if (!(certfp = fopen(certfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, certfile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/cmsverify.c b/tools/cmsverify.c
index c928abeb..7d0320a4 100644
--- a/tools/cmsverify.c
+++ b/tools/cmsverify.c
@@ -60,14 +60,14 @@ int cmsverify_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/crlparse.c b/tools/crlparse.c
index 15b703d6..b44ef2a5 100644
--- a/tools/crlparse.c
+++ b/tools/crlparse.c
@@ -49,14 +49,14 @@ int crlparse_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/crlverify.c b/tools/crlverify.c
index 8ff24044..c5d29eeb 100644
--- a/tools/crlverify.c
+++ b/tools/crlverify.c
@@ -55,14 +55,14 @@ int crlverify_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-cacert")) {
 			if (--argc < 1) goto bad;
 			cacertfile = *(++argv);
-			if (!(cacertfp = fopen(cacertfile, "r"))) {
+			if (!(cacertfp = fopen(cacertfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, cacertfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/pbkdf2.c b/tools/pbkdf2.c
index 56592d1a..9f59ab39 100644
--- a/tools/pbkdf2.c
+++ b/tools/pbkdf2.c
@@ -83,7 +83,7 @@ int pbkdf2_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/rand.c b/tools/rand.c
index 5c298e26..07af527d 100644
--- a/tools/rand.c
+++ b/tools/rand.c
@@ -57,7 +57,7 @@ int rand_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/reqgen.c b/tools/reqgen.c
index 24563f50..5ecececc 100644
--- a/tools/reqgen.c
+++ b/tools/reqgen.c
@@ -86,7 +86,7 @@ int reqgen_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-key")) {
 			if (--argc < 1) goto bad;
 			keyfile = *(++argv);
-			if (!(keyfp = fopen(keyfile, "r"))) {
+			if (!(keyfp = fopen(keyfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, keyfile, strerror(errno));
 				goto end;
 			}
@@ -96,7 +96,7 @@ int reqgen_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/reqparse.c b/tools/reqparse.c
index 2ab5b1c4..3a9e1c6e 100644
--- a/tools/reqparse.c
+++ b/tools/reqparse.c
@@ -39,14 +39,14 @@ int reqparse_main(int argc, char **argv)
 		} else if(!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/reqsign.c b/tools/reqsign.c
index 5de12cad..793f372f 100644
--- a/tools/reqsign.c
+++ b/tools/reqsign.c
@@ -86,7 +86,7 @@ int reqsign_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
@@ -116,14 +116,14 @@ int reqsign_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-cacert")) {
 			if (--argc < 1) goto bad;
 			cacertfile = *(++argv);
-			if (!(cacertfp = fopen(cacertfile, "r"))) {
+			if (!(cacertfp = fopen(cacertfile, "rb"))) {
 				fprintf(stderr, "%s: invalid -key_usage value\n", prog);
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-key")) {
 			if (--argc < 1) goto bad;
 			keyfile = *(++argv);
-			if (!(keyfp = fopen(keyfile, "r"))) {
+			if (!(keyfp = fopen(keyfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, keyfile, strerror(errno));
 				goto end;
 			}
@@ -133,7 +133,7 @@ int reqsign_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/sdfutil.c b/tools/sdfutil.c
index 45b67e7b..117b265d 100644
--- a/tools/sdfutil.c
+++ b/tools/sdfutil.c
@@ -95,14 +95,14 @@ int sdfutil_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/skfutil.c b/tools/skfutil.c
index 43a39f5d..a17079b8 100644
--- a/tools/skfutil.c
+++ b/tools/skfutil.c
@@ -120,14 +120,14 @@ int skfutil_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/sm2decrypt.c b/tools/sm2decrypt.c
index 11b5b65b..2e25707c 100644
--- a/tools/sm2decrypt.c
+++ b/tools/sm2decrypt.c
@@ -50,7 +50,7 @@ int sm2decrypt_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-key")) {
 			if (--argc < 1) goto bad;
 			keyfile = *(++argv);
-			if (!(keyfp = fopen(keyfile, "r"))) {
+			if (!(keyfp = fopen(keyfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, keyfile, strerror(errno));
 				goto end;
 			}
@@ -60,14 +60,14 @@ int sm2decrypt_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/sm2encrypt.c b/tools/sm2encrypt.c
index 1cc1bcf2..3e758028 100644
--- a/tools/sm2encrypt.c
+++ b/tools/sm2encrypt.c
@@ -57,7 +57,7 @@ int sm2encrypt_main(int argc, char **argv)
 			}
 			if (--argc < 1) goto bad;
 			pubkeyfile = *(++argv);
-			if (!(pubkeyfp = fopen(pubkeyfile, "r"))) {
+			if (!(pubkeyfp = fopen(pubkeyfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, pubkeyfile, strerror(errno));
 				goto end;
 			}
@@ -68,21 +68,21 @@ int sm2encrypt_main(int argc, char **argv)
 			}
 			if (--argc < 1) goto bad;
 			certfile = *(++argv);
-			if (!(certfp = fopen(certfile, "r"))) {
+			if (!(certfp = fopen(certfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, certfile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/sm2keygen.c b/tools/sm2keygen.c
index 26497137..39af3d12 100644
--- a/tools/sm2keygen.c
+++ b/tools/sm2keygen.c
@@ -48,14 +48,14 @@ int sm2keygen_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-pubout")) {
 			if (--argc < 1) goto bad;
 			puboutfile = *(++argv);
-			if (!(puboutfp = fopen(puboutfile, "w"))) {
+			if (!(puboutfp = fopen(puboutfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/sm2sign.c b/tools/sm2sign.c
index 8e4d2d50..5dc1641e 100644
--- a/tools/sm2sign.c
+++ b/tools/sm2sign.c
@@ -53,7 +53,7 @@ int sm2sign_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-key")) {
 			if (--argc < 1) goto bad;
 			keyfile = *(++argv);
-			if (!(keyfp = fopen(keyfile, "r"))) {
+			if (!(keyfp = fopen(keyfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, keyfile, strerror(errno));
 				goto end;
 			}
@@ -66,14 +66,14 @@ int sm2sign_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/sm2verify.c b/tools/sm2verify.c
index caa43869..0e4e91b6 100644
--- a/tools/sm2verify.c
+++ b/tools/sm2verify.c
@@ -61,7 +61,7 @@ int sm2verify_main(int argc, char **argv)
 			}
 			if (--argc < 1) goto bad;
 			pubkeyfile = *(++argv);
-			if (!(pubkeyfp = fopen(pubkeyfile, "r"))) {
+			if (!(pubkeyfp = fopen(pubkeyfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, pubkeyfile, strerror(errno));
 				goto end;
 			}
@@ -72,7 +72,7 @@ int sm2verify_main(int argc, char **argv)
 			}
 			if (--argc < 1) goto bad;
 			certfile = *(++argv);
-			if (!(certfp = fopen(certfile, "r"))) {
+			if (!(certfp = fopen(certfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, certfile, strerror(errno));
 				goto end;
 			}
@@ -82,14 +82,14 @@ int sm2verify_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-sig")) {
 			if (--argc < 1) goto bad;
 			sigfile = *(++argv);
-			if (!(sigfp = fopen(sigfile, "r"))) {
+			if (!(sigfp = fopen(sigfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, sigfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/sm3.c b/tools/sm3.c
index 75efc28b..a68d0950 100644
--- a/tools/sm3.c
+++ b/tools/sm3.c
@@ -57,7 +57,7 @@ int sm3_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-pubkey")) {
 			if (--argc < 1) goto bad;
 			pubkeyfile = *(++argv);
-			if (!(pubkeyfp = fopen(pubkeyfile, "r"))) {
+			if (!(pubkeyfp = fopen(pubkeyfile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, pubkeyfile, strerror(errno));
 				goto end;
 			}
@@ -67,14 +67,14 @@ int sm3_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "r"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/sm3hmac.c b/tools/sm3hmac.c
index 748c894d..5d1f4c3f 100644
--- a/tools/sm3hmac.c
+++ b/tools/sm3hmac.c
@@ -68,14 +68,14 @@ int sm3hmac_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/sm4.c b/tools/sm4.c
index bf086591..882eb6c1 100644
--- a/tools/sm4.c
+++ b/tools/sm4.c
@@ -93,14 +93,14 @@ int sm4_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}
diff --git a/tools/sm9decrypt.c b/tools/sm9decrypt.c
index 79bbdc91..4851ef7a 100644
--- a/tools/sm9decrypt.c
+++ b/tools/sm9decrypt.c
@@ -50,7 +50,7 @@ int sm9decrypt_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-key")) {
 			if (--argc < 1) goto bad;
 			keyfile = *(++argv);
-			if (!(keyfp = fopen(keyfile, "r"))) {
+			if (!(keyfp = fopen(keyfile, "rb"))) {
 				error_print();
 				goto end;
 			}
@@ -63,14 +63,14 @@ int sm9decrypt_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				error_print();
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				error_print();
 				goto end;
 			}
diff --git a/tools/sm9encrypt.c b/tools/sm9encrypt.c
index 54020f2b..d7824a69 100644
--- a/tools/sm9encrypt.c
+++ b/tools/sm9encrypt.c
@@ -49,7 +49,7 @@ int sm9encrypt_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-pubmaster")) {
 			if (--argc < 1) goto bad;
 			mpkfile = *(++argv);
-			if (!(mpkfp = fopen(mpkfile, "r"))) {
+			if (!(mpkfp = fopen(mpkfile, "rb"))) {
 				error_print();
 				goto end;
 			}
@@ -59,14 +59,14 @@ int sm9encrypt_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				error_print();
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				error_print();
 				goto end;
 			}
diff --git a/tools/sm9keygen.c b/tools/sm9keygen.c
index 0de77652..b077c803 100644
--- a/tools/sm9keygen.c
+++ b/tools/sm9keygen.c
@@ -58,7 +58,7 @@ int sm9keygen_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				error_print();
 				goto end;
 			}
@@ -71,7 +71,7 @@ int sm9keygen_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				error_print();
 				goto end;
 			}
diff --git a/tools/sm9setup.c b/tools/sm9setup.c
index ac7c9411..4dc07fed 100644
--- a/tools/sm9setup.c
+++ b/tools/sm9setup.c
@@ -57,14 +57,14 @@ int sm9setup_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				error_print();
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-pubout")) {
 			if (--argc < 1) goto bad;
 			puboutfile = *(++argv);
-			if (!(puboutfp = fopen(puboutfile, "w"))) {
+			if (!(puboutfp = fopen(puboutfile, "wb"))) {
 				error_print();
 				goto end;
 			}
diff --git a/tools/sm9sign.c b/tools/sm9sign.c
index 7fccd36a..4e3bbba8 100644
--- a/tools/sm9sign.c
+++ b/tools/sm9sign.c
@@ -52,14 +52,14 @@ int sm9sign_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				error_print();
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-key")) {
 			if (--argc < 1) goto bad;
 			keyfile = *(++argv);
-			if (!(keyfp = fopen(keyfile, "r"))) {
+			if (!(keyfp = fopen(keyfile, "rb"))) {
 				error_print();
 				goto end;
 			}
@@ -69,7 +69,7 @@ int sm9sign_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				error_print();
 				goto end;
 			}
diff --git a/tools/sm9verify.c b/tools/sm9verify.c
index 4ce1fc24..dc928139 100644
--- a/tools/sm9verify.c
+++ b/tools/sm9verify.c
@@ -50,14 +50,14 @@ int sm9verify_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				error_print();
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-pubmaster")) {
 			if (--argc < 1) goto bad;
 			mpkfile = *(++argv);
-			if (!(mpkfp = fopen(mpkfile, "r"))) {
+			if (!(mpkfp = fopen(mpkfile, "rb"))) {
 				error_print();
 				goto end;
 			}
@@ -67,7 +67,7 @@ int sm9verify_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-sig")) {
 			if (--argc < 1) goto bad;
 			sigfile = *(++argv);
-			if (!(sigfp = fopen(sigfile, "r"))) {
+			if (!(sigfp = fopen(sigfile, "rb"))) {
 				error_print();
 				goto end;
 			}
diff --git a/tools/zuc.c b/tools/zuc.c
index 4bdc7d07..797fea96 100644
--- a/tools/zuc.c
+++ b/tools/zuc.c
@@ -77,14 +77,14 @@ int zuc_main(int argc, char **argv)
 		} else if (!strcmp(*argv, "-in")) {
 			if (--argc < 1) goto bad;
 			infile = *(++argv);
-			if (!(infp = fopen(infile, "r"))) {
+			if (!(infp = fopen(infile, "rb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
 				goto end;
 			}
 		} else if (!strcmp(*argv, "-out")) {
 			if (--argc < 1) goto bad;
 			outfile = *(++argv);
-			if (!(outfp = fopen(outfile, "w"))) {
+			if (!(outfp = fopen(outfile, "wb"))) {
 				fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
 				goto end;
 			}