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-rw-r--r--apps/dgst.c370
1 files changed, 156 insertions, 214 deletions
diff --git a/apps/dgst.c b/apps/dgst.c
index 700600011c..21b8c7fc66 100644
--- a/apps/dgst.c
+++ b/apps/dgst.c
@@ -1,4 +1,3 @@
-/* apps/dgst.c */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
@@ -71,221 +70,186 @@
#undef BUFSIZE
#define BUFSIZE 1024*8
-#undef PROG
-#define PROG dgst_main
-
int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
EVP_PKEY *key, unsigned char *sigin, int siglen,
const char *sig_name, const char *md_name,
const char *file, BIO *bmd);
-static void list_md_fn(const EVP_MD *m,
- const char *from, const char *to, void *arg)
-{
- const char *mname;
- /* Skip aliases */
- if (!m)
- return;
- mname = OBJ_nid2ln(EVP_MD_type(m));
- /* Skip shortnames */
- if (strcmp(from, mname))
- return;
- /* Skip clones */
- if (EVP_MD_flags(m) & EVP_MD_FLAG_PKEY_DIGEST)
- return;
- if (strchr(mname, ' '))
- mname = EVP_MD_name(m);
- BIO_printf(arg, "-%-14s to use the %s message digest algorithm\n",
- mname, mname);
-}
-
-int MAIN(int, char **);
-
-int MAIN(int argc, char **argv)
+typedef enum OPTION_choice {
+ OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
+ OPT_C, OPT_R, OPT_RAND, OPT_OUT, OPT_SIGN, OPT_PASSIN, OPT_VERIFY,
+ OPT_PRVERIFY, OPT_SIGNATURE, OPT_KEYFORM, OPT_ENGINE, OPT_ENGINE_IMPL,
+ OPT_HEX, OPT_BINARY, OPT_DEBUG, OPT_FIPS_FINGERPRINT,
+ OPT_NON_FIPS_ALLOW, OPT_HMAC, OPT_MAC, OPT_SIGOPT, OPT_MACOPT,
+ OPT_DIGEST
+} OPTION_CHOICE;
+
+OPTIONS dgst_options[] = {
+ {OPT_HELP_STR, 1, '-', "Usage: %s [options] [file...]\n"},
+ {OPT_HELP_STR, 1, '-',
+ " file... files to digest (default is stdin)\n"},
+ {"help", OPT_HELP, '-', "Display this summary"},
+ {"c", OPT_C, '-', "Print the digest with separating colons"},
+ {"r", OPT_R, '-', "Print the digest in coreutils format"},
+ {"rand", OPT_RAND, 's'},
+ {"out", OPT_OUT, '>', "Output to filename rather than stdout"},
+ {"passin", OPT_PASSIN, 's'},
+ {"sign", OPT_SIGN, '<', "Sign digest using private key in file"},
+ {"verify", OPT_VERIFY, '<',
+ "Verify a signature using public key in file"},
+ {"prverify", OPT_PRVERIFY, '<',
+ "Verify a signature using private key in file"},
+ {"signature", OPT_SIGNATURE, '<', "File with signature to verify"},
+ {"keyform", OPT_KEYFORM, 'f', "Key file format (PEM or ENGINE)"},
+#ifndef OPENSSL_NO_ENGINE
+ {"engine", OPT_ENGINE, 's', "Use engine e, possibly a hardware device"},
+#endif
+ {"engine_impl", OPT_ENGINE_IMPL, '-'},
+ {"hex", OPT_HEX, '-', "Print as hex dump"},
+ {"binary", OPT_BINARY, '-', "Print in binary form"},
+ {"d", OPT_DEBUG, '-', "Print debug info"},
+ {"debug", OPT_DEBUG, '-'},
+ {"fips-fingerprint", OPT_FIPS_FINGERPRINT, '-'},
+ {"non-fips-allow", OPT_NON_FIPS_ALLOW, '-'},
+ {"hmac", OPT_HMAC, 's', "Create hashed MAC with key"},
+ {"mac", OPT_MAC, 's', "Create MAC (not neccessarily HMAC)"},
+ {"sigop", OPT_SIGOPT, 's', "Signature parameter in n:v form"},
+ {"macop", OPT_MACOPT, 's', "MAC algorithm parameters in n:v form or key"},
+ {"", OPT_DIGEST, '-', "Any supported digest"},
+ {NULL}
+};
+
+int dgst_main(int argc, char **argv)
{
+ BIO *in = NULL, *inp, *bmd = NULL, *out = NULL;
ENGINE *e = NULL, *impl = NULL;
- unsigned char *buf = NULL;
- int i, err = 1;
+ EVP_PKEY *sigkey = NULL;
+ STACK_OF(OPENSSL_STRING) *sigopts = NULL, *macopts = NULL;
+ char *hmac_key = NULL;
+ char *mac_name = NULL;
+ char *passinarg = NULL, *passin = NULL;
const EVP_MD *md = NULL, *m;
- BIO *in = NULL, *inp;
- BIO *bmd = NULL;
- BIO *out = NULL;
-#define PROG_NAME_SIZE 39
- char pname[PROG_NAME_SIZE + 1];
- int separator = 0;
- int debug = 0;
- int keyform = FORMAT_PEM;
- const char *outfile = NULL, *keyfile = NULL;
+ const char *outfile = NULL, *keyfile = NULL, *prog = NULL;
const char *sigfile = NULL, *randfile = NULL;
- int out_bin = -1, want_pub = 0, do_verify = 0;
- EVP_PKEY *sigkey = NULL;
- unsigned char *sigbuf = NULL;
- int siglen = 0;
- char *passargin = NULL, *passin = NULL;
+ OPTION_CHOICE o;
+ int separator = 0, debug = 0, keyform = FORMAT_PEM, siglen = 0;
+ int i, ret = 1, out_bin = -1, want_pub = 0, do_verify =
+ 0, non_fips_allow = 0;
+ unsigned char *buf = NULL, *sigbuf = NULL;
#ifndef OPENSSL_NO_ENGINE
char *engine = NULL;
int engine_impl = 0;
#endif
- char *hmac_key = NULL;
- char *mac_name = NULL;
- int non_fips_allow = 0;
- STACK_OF(OPENSSL_STRING) *sigopts = NULL, *macopts = NULL;
-
- apps_startup();
+ prog = opt_progname(argv[0]);
if ((buf = (unsigned char *)OPENSSL_malloc(BUFSIZE)) == NULL) {
- BIO_printf(bio_err, "out of memory\n");
+ BIO_printf(bio_err, "%s: out of memory\n", prog);
goto end;
}
- if (bio_err == NULL)
- if ((bio_err = BIO_new(BIO_s_file())) != NULL)
- BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);
-
- if (!load_config(bio_err, NULL))
- goto end;
-
- /* first check the program name */
- program_name(argv[0], pname, sizeof pname);
-
- md = EVP_get_digestbyname(pname);
-
- argc--;
- argv++;
- while (argc > 0) {
- if ((*argv)[0] != '-')
- break;
- if (strcmp(*argv, "-c") == 0)
+ md = EVP_get_digestbyname(prog);
+
+ prog = opt_init(argc, argv, dgst_options);
+ while ((o = opt_next()) != OPT_EOF) {
+ switch (o) {
+ case OPT_EOF:
+ case OPT_ERR:
+ opthelp:
+ BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
+ goto end;
+ case OPT_HELP:
+ opt_help(dgst_options);
+ ret = 0;
+ goto end;
+ case OPT_C:
separator = 1;
- else if (strcmp(*argv, "-r") == 0)
+ break;
+ case OPT_R:
separator = 2;
- else if (strcmp(*argv, "-rand") == 0) {
- if (--argc < 1)
- break;
- randfile = *(++argv);
- } else if (strcmp(*argv, "-out") == 0) {
- if (--argc < 1)
- break;
- outfile = *(++argv);
- } else if (strcmp(*argv, "-sign") == 0) {
- if (--argc < 1)
- break;
- keyfile = *(++argv);
- } else if (!strcmp(*argv, "-passin")) {
- if (--argc < 1)
- break;
- passargin = *++argv;
- } else if (strcmp(*argv, "-verify") == 0) {
- if (--argc < 1)
- break;
- keyfile = *(++argv);
- want_pub = 1;
- do_verify = 1;
- } else if (strcmp(*argv, "-prverify") == 0) {
- if (--argc < 1)
- break;
- keyfile = *(++argv);
+ break;
+ case OPT_RAND:
+ randfile = opt_arg();
+ break;
+ case OPT_OUT:
+ outfile = opt_arg();
+ break;
+ case OPT_SIGN:
+ keyfile = opt_arg();
+ break;
+ case OPT_PASSIN:
+ passinarg = opt_arg();
+ break;
+ case OPT_VERIFY:
+ keyfile = opt_arg();
+ want_pub = do_verify = 1;
+ break;
+ case OPT_PRVERIFY:
+ keyfile = opt_arg();
do_verify = 1;
- } else if (strcmp(*argv, "-signature") == 0) {
- if (--argc < 1)
- break;
- sigfile = *(++argv);
- } else if (strcmp(*argv, "-keyform") == 0) {
- if (--argc < 1)
- break;
- keyform = str2fmt(*(++argv));
- }
+ break;
+ case OPT_SIGNATURE:
+ sigfile = opt_arg();
+ break;
+ case OPT_KEYFORM:
+ if (!opt_format(opt_arg(), OPT_FMT_ANY, &keyform))
+ goto opthelp;
+ break;
#ifndef OPENSSL_NO_ENGINE
- else if (strcmp(*argv, "-engine") == 0) {
- if (--argc < 1)
- break;
- engine = *(++argv);
- e = setup_engine(bio_err, engine, 0);
- } else if (strcmp(*argv, "-engine_impl") == 0)
+ case OPT_ENGINE:
+ engine = opt_arg();
+ e = setup_engine(engine, 0);
+ break;
+ case OPT_ENGINE_IMPL:
engine_impl = 1;
+ break;
#endif
- else if (strcmp(*argv, "-hex") == 0)
+ case OPT_HEX:
out_bin = 0;
- else if (strcmp(*argv, "-binary") == 0)
+ break;
+ case OPT_BINARY:
out_bin = 1;
- else if (strcmp(*argv, "-d") == 0)
+ break;
+ case OPT_DEBUG:
debug = 1;
- else if (!strcmp(*argv, "-fips-fingerprint"))
+ break;
+ case OPT_FIPS_FINGERPRINT:
hmac_key = "etaonrishdlcupfm";
- else if (strcmp(*argv, "-non-fips-allow") == 0)
+ break;
+ case OPT_NON_FIPS_ALLOW:
non_fips_allow = 1;
- else if (!strcmp(*argv, "-hmac")) {
- if (--argc < 1)
- break;
- hmac_key = *++argv;
- } else if (!strcmp(*argv, "-mac")) {
- if (--argc < 1)
- break;
- mac_name = *++argv;
- } else if (strcmp(*argv, "-sigopt") == 0) {
- if (--argc < 1)
- break;
+ break;
+ case OPT_HMAC:
+ hmac_key = opt_arg();
+ break;
+ case OPT_MAC:
+ mac_name = opt_arg();
+ break;
+ case OPT_SIGOPT:
if (!sigopts)
sigopts = sk_OPENSSL_STRING_new_null();
- if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, *(++argv)))
- break;
- } else if (strcmp(*argv, "-macopt") == 0) {
- if (--argc < 1)
- break;
+ if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, opt_arg()))
+ goto opthelp;
+ break;
+ case OPT_MACOPT:
if (!macopts)
macopts = sk_OPENSSL_STRING_new_null();
- if (!macopts || !sk_OPENSSL_STRING_push(macopts, *(++argv)))
- break;
- } else if ((m = EVP_get_digestbyname(&((*argv)[1]))) != NULL)
+ if (!macopts || !sk_OPENSSL_STRING_push(macopts, opt_arg()))
+ goto opthelp;
+ break;
+ case OPT_DIGEST:
+ if (!opt_md(opt_unknown(), &m))
+ goto opthelp;
md = m;
- else
break;
- argc--;
- argv++;
+ }
}
+ argc = opt_num_rest();
+ argv = opt_rest();
if (do_verify && !sigfile) {
BIO_printf(bio_err,
"No signature to verify: use the -signature option\n");
goto end;
}
-
- if ((argc > 0) && (argv[0][0] == '-')) { /* bad option */
- BIO_printf(bio_err, "unknown option '%s'\n", *argv);
- BIO_printf(bio_err, "options are\n");
- BIO_printf(bio_err,
- "-c to output the digest with separating colons\n");
- BIO_printf(bio_err,
- "-r to output the digest in coreutils format\n");
- BIO_printf(bio_err, "-d to output debug info\n");
- BIO_printf(bio_err, "-hex output as hex dump\n");
- BIO_printf(bio_err, "-binary output in binary form\n");
- BIO_printf(bio_err, "-hmac arg set the HMAC key to arg\n");
- BIO_printf(bio_err, "-non-fips-allow allow use of non FIPS digest\n");
- BIO_printf(bio_err,
- "-sign file sign digest using private key in file\n");
- BIO_printf(bio_err,
- "-verify file verify a signature using public key in file\n");
- BIO_printf(bio_err,
- "-prverify file verify a signature using private key in file\n");
- BIO_printf(bio_err,
- "-keyform arg key file format (PEM or ENGINE)\n");
- BIO_printf(bio_err,
- "-out filename output to filename rather than stdout\n");
- BIO_printf(bio_err, "-signature file signature to verify\n");
- BIO_printf(bio_err, "-sigopt nm:v signature parameter\n");
- BIO_printf(bio_err, "-hmac key create hashed MAC with key\n");
- BIO_printf(bio_err,
- "-mac algorithm create MAC (not neccessarily HMAC)\n");
- BIO_printf(bio_err,
- "-macopt nm:v MAC algorithm parameters or key\n");
-#ifndef OPENSSL_NO_ENGINE
- BIO_printf(bio_err,
- "-engine e use engine e, possibly a hardware device.\n");
-#endif
-
- EVP_MD_do_all_sorted(list_md_fn, bio_err);
- goto end;
- }
#ifndef OPENSSL_NO_ENGINE
if (engine_impl)
impl = e;
@@ -304,7 +268,7 @@ int MAIN(int argc, char **argv)
BIO_set_callback_arg(in, (char *)bio_err);
}
- if (!app_passwd(bio_err, passargin, NULL, &passin, NULL)) {
+ if (!app_passwd(passinarg, NULL, &passin, NULL)) {
BIO_printf(bio_err, "Error getting password\n");
goto end;
}
@@ -317,29 +281,12 @@ int MAIN(int argc, char **argv)
}
if (randfile)
- app_RAND_load_file(randfile, bio_err, 0);
+ app_RAND_load_file(randfile, 0);
- if (outfile) {
- if (out_bin)
- out = BIO_new_file(outfile, "wb");
- else
- out = BIO_new_file(outfile, "w");
- } else {
- out = BIO_new_fp(stdout, BIO_NOCLOSE);
-#ifdef OPENSSL_SYS_VMS
- {
- BIO *tmpbio = BIO_new(BIO_f_linebuffer());
- out = BIO_push(tmpbio, out);
- }
-#endif
- }
-
- if (!out) {
- BIO_printf(bio_err, "Error opening output file %s\n",
- outfile ? outfile : "(stdout)");
- ERR_print_errors(bio_err);
+ out = bio_open_default(outfile, out_bin ? "wb" : "w");
+ if (out == NULL)
goto end;
- }
+
if ((! !mac_name + ! !keyfile + ! !hmac_key) > 1) {
BIO_printf(bio_err, "MAC and Signing key cannot both be specified\n");
goto end;
@@ -347,11 +294,9 @@ int MAIN(int argc, char **argv)
if (keyfile) {
if (want_pub)
- sigkey = load_pubkey(bio_err, keyfile, keyform, 0, NULL,
- e, "key file");
+ sigkey = load_pubkey(keyfile, keyform, 0, NULL, e, "key file");
else
- sigkey = load_key(bio_err, keyfile, keyform, 0, passin,
- e, "key file");
+ sigkey = load_key(keyfile, keyform, 0, passin, e, "key file");
if (!sigkey) {
/*
* load_[pub]key() has already printed an appropriate message
@@ -363,7 +308,7 @@ int MAIN(int argc, char **argv)
if (mac_name) {
EVP_PKEY_CTX *mac_ctx = NULL;
int r = 0;
- if (!init_gen_str(bio_err, &mac_ctx, mac_name, impl, 0))
+ if (!init_gen_str(&mac_ctx, mac_name, impl, 0))
goto mac_end;
if (macopts) {
char *macopt;
@@ -443,25 +388,23 @@ int MAIN(int argc, char **argv)
if (md == NULL)
md = EVP_md5();
if (!EVP_DigestInit_ex(mctx, md, impl)) {
- BIO_printf(bio_err, "Error setting digest %s\n", pname);
+ BIO_printf(bio_err, "Error setting digest\n");
ERR_print_errors(bio_err);
goto end;
}
}
if (sigfile && sigkey) {
- BIO *sigbio;
- sigbio = BIO_new_file(sigfile, "rb");
- siglen = EVP_PKEY_size(sigkey);
- sigbuf = OPENSSL_malloc(siglen);
+ BIO *sigbio = BIO_new_file(sigfile, "rb");
if (!sigbio) {
BIO_printf(bio_err, "Error opening signature file %s\n", sigfile);
ERR_print_errors(bio_err);
goto end;
}
+ siglen = EVP_PKEY_size(sigkey);
+ sigbuf = OPENSSL_malloc(siglen);
if (!sigbuf) {
BIO_printf(bio_err, "Out of memory\n");
- ERR_print_errors(bio_err);
goto end;
}
siglen = BIO_read(sigbio, sigbuf, siglen);
@@ -482,7 +425,7 @@ int MAIN(int argc, char **argv)
if (argc == 0) {
BIO_set_fp(in, stdin, BIO_NOCLOSE);
- err = do_fp(out, buf, inp, separator, out_bin, sigkey, sigbuf,
+ ret = do_fp(out, buf, inp, separator, out_bin, sigkey, sigbuf,
siglen, NULL, NULL, "stdin", bmd);
} else {
const char *md_name = NULL, *sig_name = NULL;
@@ -497,18 +440,18 @@ int MAIN(int argc, char **argv)
if (md)
md_name = EVP_MD_name(md);
}
- err = 0;
+ ret = 0;
for (i = 0; i < argc; i++) {
int r;
if (BIO_read_filename(in, argv[i]) <= 0) {
perror(argv[i]);
- err++;
+ ret++;
continue;
} else
r = do_fp(out, buf, inp, separator, out_bin, sigkey, sigbuf,
siglen, sig_name, md_name, argv[i], bmd);
if (r)
- err = r;
+ ret = r;
(void)BIO_reset(bmd);
}
}
@@ -529,8 +472,7 @@ int MAIN(int argc, char **argv)
if (sigbuf)
OPENSSL_free(sigbuf);
BIO_free(bmd);
- apps_shutdown();
- OPENSSL_EXIT(err);
+ return (ret);
}
int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-02 10:36:47 +0000