apps/{req,x509,ca}.c: Cleanup: move shared X509{,_REQ,_CRL} code to apps/lib/apps.c

Reviewed-by: Tomas Mraz <tmraz@fedoraproject.org>
(Merged from https://github.com/openssl/openssl/pull/13614)

2 files changed, 146 insertions, 144 deletions

diff --git a/apps/lib/apps.c b/apps/lib/apps.c
index 699802044d..703518ce8c 100644
--- a/apps/lib/apps.c
+++ b/apps/lib/apps.c
@@ -1906,6 +1906,152 @@ void print_cert_checks(BIO *bio, X509 *x,
     }
 }
 
+static int do_pkey_ctx_init(EVP_PKEY_CTX *pkctx, STACK_OF(OPENSSL_STRING) *opts)
+{
+    int i;
+
+    if (opts == NULL)
+        return 1;
+
+    for (i = 0; i < sk_OPENSSL_STRING_num(opts); i++) {
+        char *opt = sk_OPENSSL_STRING_value(opts, i);
+        if (pkey_ctrl_string(pkctx, opt) <= 0) {
+            BIO_printf(bio_err, "parameter error \"%s\"\n", opt);
+            ERR_print_errors(bio_err);
+            return 0;
+        }
+    }
+
+    return 1;
+}
+
+static int do_x509_init(X509 *x, STACK_OF(OPENSSL_STRING) *opts)
+{
+    int i;
+
+    if (opts == NULL)
+        return 1;
+
+    for (i = 0; i < sk_OPENSSL_STRING_num(opts); i++) {
+        char *opt = sk_OPENSSL_STRING_value(opts, i);
+        if (x509_ctrl_string(x, opt) <= 0) {
+            BIO_printf(bio_err, "parameter error \"%s\"\n", opt);
+            ERR_print_errors(bio_err);
+            return 0;
+        }
+    }
+
+    return 1;
+}
+
+static int do_x509_req_init(X509_REQ *x, STACK_OF(OPENSSL_STRING) *opts)
+{
+    int i;
+
+    if (opts == NULL)
+        return 1;
+
+    for (i = 0; i < sk_OPENSSL_STRING_num(opts); i++) {
+        char *opt = sk_OPENSSL_STRING_value(opts, i);
+        if (x509_req_ctrl_string(x, opt) <= 0) {
+            BIO_printf(bio_err, "parameter error \"%s\"\n", opt);
+            ERR_print_errors(bio_err);
+            return 0;
+        }
+    }
+
+    return 1;
+}
+
+static int do_sign_init(EVP_MD_CTX *ctx, EVP_PKEY *pkey,
+                        const EVP_MD *md, STACK_OF(OPENSSL_STRING) *sigopts)
+{
+    EVP_PKEY_CTX *pkctx = NULL;
+    int def_nid;
+
+    if (ctx == NULL)
+        return 0;
+    /*
+     * EVP_PKEY_get_default_digest_nid() returns 2 if the digest is mandatory
+     * for this algorithm.
+     */
+    if (EVP_PKEY_get_default_digest_nid(pkey, &def_nid) == 2
+            && def_nid == NID_undef) {
+        /* The signing algorithm requires there to be no digest */
+        md = NULL;
+    }
+    return EVP_DigestSignInit(ctx, &pkctx, md, NULL, pkey)
+        && do_pkey_ctx_init(pkctx, sigopts);
+}
+
+/* Ensure RFC 5280 compliance and then sign the certificate info */
+int do_X509_sign(X509 *cert, EVP_PKEY *pkey, const EVP_MD *md,
+                 STACK_OF(OPENSSL_STRING) *sigopts)
+{
+    const STACK_OF(X509_EXTENSION) *exts = X509_get0_extensions(cert);
+    EVP_MD_CTX *mctx = EVP_MD_CTX_new();
+    int rv = 0;
+
+    if (sk_X509_EXTENSION_num(exts /* may be NULL */) > 0) {
+        /* Prevent X509_V_ERR_EXTENSIONS_REQUIRE_VERSION_3 */
+        if (!X509_set_version(cert, 2)) /* Make sure cert is X509 v3 */
+            goto end;
+
+        /* TODO any further measures for ensuring default RFC 5280 compliance */
+    }
+
+    if (mctx != NULL && do_sign_init(mctx, pkey, md, sigopts) > 0)
+        rv = (X509_sign_ctx(cert, mctx) > 0);
+ end:
+    EVP_MD_CTX_free(mctx);
+    return rv;
+}
+
+/* Sign the certificate request info */
+int do_X509_REQ_sign(X509_REQ *x, EVP_PKEY *pkey, const EVP_MD *md,
+                     STACK_OF(OPENSSL_STRING) *sigopts)
+{
+    int rv = 0;
+    EVP_MD_CTX *mctx = EVP_MD_CTX_new();
+
+    if (do_sign_init(mctx, pkey, md, sigopts) > 0)
+        rv = (X509_REQ_sign_ctx(x, mctx) > 0);
+    EVP_MD_CTX_free(mctx);
+    return rv;
+}
+
+/* Sign the CRL info */
+int do_X509_CRL_sign(X509_CRL *x, EVP_PKEY *pkey, const EVP_MD *md,
+                     STACK_OF(OPENSSL_STRING) *sigopts)
+{
+    int rv = 0;
+    EVP_MD_CTX *mctx = EVP_MD_CTX_new();
+
+    if (do_sign_init(mctx, pkey, md, sigopts) > 0)
+        rv = (X509_CRL_sign_ctx(x, mctx) > 0);
+    EVP_MD_CTX_free(mctx);
+    return rv;
+}
+
+int do_X509_verify(X509 *x, EVP_PKEY *pkey, STACK_OF(OPENSSL_STRING) *vfyopts)
+{
+    int rv = 0;
+
+    if (do_x509_init(x, vfyopts) > 0)
+        rv = (X509_verify(x, pkey) > 0);
+    return rv;
+}
+
+int do_X509_REQ_verify(X509_REQ *x, EVP_PKEY *pkey,
+                       STACK_OF(OPENSSL_STRING) *vfyopts)
+{
+    int rv = 0;
+
+    if (do_x509_req_init(x, vfyopts) > 0)
+        rv = (X509_REQ_verify(x, pkey) > 0);
+    return rv;
+}
+
 /* Get first http URL from a DIST_POINT structure */
 
 static const char *get_dp_url(DIST_POINT *dp)
diff --git a/apps/req.c b/apps/req.c
index 27cfbd6017..bc23c7d3a5 100644
--- a/apps/req.c
+++ b/apps/req.c
@@ -1626,147 +1626,3 @@ static int genpkey_cb(EVP_PKEY_CTX *ctx)
     (void)BIO_flush(b);
     return 1;
 }
-
-static int do_pkey_ctx_init(EVP_PKEY_CTX *pkctx, STACK_OF(OPENSSL_STRING) *opts)
-{
-    int i;
-
-    if (opts == NULL)
-        return 1;
-
-    for (i = 0; i < sk_OPENSSL_STRING_num(opts); i++) {
-        char *opt = sk_OPENSSL_STRING_value(opts, i);
-        if (pkey_ctrl_string(pkctx, opt) <= 0) {
-            BIO_printf(bio_err, "parameter error \"%s\"\n", opt);
-            ERR_print_errors(bio_err);
-            return 0;
-        }
-    }
-
-    return 1;
-}
-
-static int do_x509_init(X509 *x, STACK_OF(OPENSSL_STRING) *opts)
-{
-    int i;
-
-    if (opts == NULL)
-        return 1;
-
-    for (i = 0; i < sk_OPENSSL_STRING_num(opts); i++) {
-        char *opt = sk_OPENSSL_STRING_value(opts, i);
-        if (x509_ctrl_string(x, opt) <= 0) {
-            BIO_printf(bio_err, "parameter error \"%s\"\n", opt);
-            ERR_print_errors(bio_err);
-            return 0;
-        }
-    }
-
-    return 1;
-}
-
-static int do_x509_req_init(X509_REQ *x, STACK_OF(OPENSSL_STRING) *opts)
-{
-    int i;
-
-    if (opts == NULL)
-        return 1;
-
-    for (i = 0; i < sk_OPENSSL_STRING_num(opts); i++) {
-        char *opt = sk_OPENSSL_STRING_value(opts, i);
-        if (x509_req_ctrl_string(x, opt) <= 0) {
-            BIO_printf(bio_err, "parameter error \"%s\"\n", opt);
-            ERR_print_errors(bio_err);
-            return 0;
-        }
-    }
-
-    return 1;
-}
-
-static int do_sign_init(EVP_MD_CTX *ctx, EVP_PKEY *pkey,
-                        const EVP_MD *md, STACK_OF(OPENSSL_STRING) *sigopts)
-{
-    EVP_PKEY_CTX *pkctx = NULL;
-    int def_nid;
-
-    if (ctx == NULL)
-        return 0;
-    /*
-     * EVP_PKEY_get_default_digest_nid() returns 2 if the digest is mandatory
-     * for this algorithm.
-     */
-    if (EVP_PKEY_get_default_digest_nid(pkey, &def_nid) == 2
-            && def_nid == NID_undef) {
-        /* The signing algorithm requires there to be no digest */
-        md = NULL;
-    }
-    return EVP_DigestSignInit(ctx, &pkctx, md, NULL, pkey)
-        && do_pkey_ctx_init(pkctx, sigopts);
-}
-
-/* Ensure RFC 5280 compliance and then sign the certificate info */
-int do_X509_sign(X509 *cert, EVP_PKEY *pkey, const EVP_MD *md,
-                 STACK_OF(OPENSSL_STRING) *sigopts)
-{
-    const STACK_OF(X509_EXTENSION) *exts = X509_get0_extensions(cert);
-    EVP_MD_CTX *mctx = EVP_MD_CTX_new();
-    int rv = 0;
-
-    if (sk_X509_EXTENSION_num(exts /* may be NULL */) > 0) {
-        /* Prevent X509_V_ERR_EXTENSIONS_REQUIRE_VERSION_3 */
-        if (!X509_set_version(cert, 2)) /* Make sure cert is X509 v3 */
-            goto end;
-
-        /* TODO any further measures for ensuring default RFC 5280 compliance */
-    }
-
-    if (mctx != NULL && do_sign_init(mctx, pkey, md, sigopts) > 0)
-        rv = (X509_sign_ctx(cert, mctx) > 0);
- end:
-    EVP_MD_CTX_free(mctx);
-    return rv;
-}
-
-int do_X509_REQ_sign(X509_REQ *x, EVP_PKEY *pkey, const EVP_MD *md,
-                     STACK_OF(OPENSSL_STRING) *sigopts)
-{
-    int rv = 0;
-    EVP_MD_CTX *mctx = EVP_MD_CTX_new();
-
-    if (do_sign_init(mctx, pkey, md, sigopts) > 0)
-        rv = (X509_REQ_sign_ctx(x, mctx) > 0);
-    EVP_MD_CTX_free(mctx);
-    return rv;
-}
-
-int do_X509_verify(X509 *x, EVP_PKEY *pkey, STACK_OF(OPENSSL_STRING) *vfyopts)
-{
-    int rv = 0;
-
-    if (do_x509_init(x, vfyopts) > 0)
-        rv = (X509_verify(x, pkey) > 0);
-    return rv;
-}
-
-int do_X509_REQ_verify(X509_REQ *x, EVP_PKEY *pkey,
-                       STACK_OF(OPENSSL_STRING) *vfyopts)
-{
-    int rv = 0;
-
-    if (do_x509_req_init(x, vfyopts) > 0)
-        rv = (X509_REQ_verify(x, pkey) > 0);
-    return rv;
-}
-
-int do_X509_CRL_sign(X509_CRL *x, EVP_PKEY *pkey, const EVP_MD *md,
-                     STACK_OF(OPENSSL_STRING) *sigopts)
-{
-    int rv = 0;
-    EVP_MD_CTX *mctx = EVP_MD_CTX_new();
-
-    if (do_sign_init(mctx, pkey, md, sigopts) > 0)
-        rv = (X509_CRL_sign_ctx(x, mctx) > 0);
-    EVP_MD_CTX_free(mctx);
-    return rv;
-}