Upgrade openssl from 1.1.0e to 1.1.1b, with source code. 4.0.78

trunk/3rdparty/openssl-1.1-fit/crypto/asn1/a_strnid.c

@@ -0,0 +1,219 @@
+/*
+ * Copyright 1999-2018 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#include <stdio.h>
+#include "internal/cryptlib.h"
+#include <openssl/asn1.h>
+#include <openssl/objects.h>
+
+static STACK_OF(ASN1_STRING_TABLE) *stable = NULL;
+static void st_free(ASN1_STRING_TABLE *tbl);
+static int sk_table_cmp(const ASN1_STRING_TABLE *const *a,
+                        const ASN1_STRING_TABLE *const *b);
+
+/*
+ * This is the global mask for the mbstring functions: this is use to mask
+ * out certain types (such as BMPString and UTF8String) because certain
+ * software (e.g. Netscape) has problems with them.
+ */
+
+static unsigned long global_mask = B_ASN1_UTF8STRING;
+
+void ASN1_STRING_set_default_mask(unsigned long mask)
+{
+    global_mask = mask;
+}
+
+unsigned long ASN1_STRING_get_default_mask(void)
+{
+    return global_mask;
+}
+
+/*-
+ * This function sets the default to various "flavours" of configuration.
+ * based on an ASCII string. Currently this is:
+ * MASK:XXXX : a numerical mask value.
+ * nobmp : Don't use BMPStrings (just Printable, T61).
+ * pkix : PKIX recommendation in RFC2459.
+ * utf8only : only use UTF8Strings (RFC2459 recommendation for 2004).
+ * default:   the default value, Printable, T61, BMP.
+ */
+
+int ASN1_STRING_set_default_mask_asc(const char *p)
+{
+    unsigned long mask;
+    char *end;
+
+    if (strncmp(p, "MASK:", 5) == 0) {
+        if (!p[5])
+            return 0;
+        mask = strtoul(p + 5, &end, 0);
+        if (*end)
+            return 0;
+    } else if (strcmp(p, "nombstr") == 0)
+        mask = ~((unsigned long)(B_ASN1_BMPSTRING | B_ASN1_UTF8STRING));
+    else if (strcmp(p, "pkix") == 0)
+        mask = ~((unsigned long)B_ASN1_T61STRING);
+    else if (strcmp(p, "utf8only") == 0)
+        mask = B_ASN1_UTF8STRING;
+    else if (strcmp(p, "default") == 0)
+        mask = 0xFFFFFFFFL;
+    else
+        return 0;
+    ASN1_STRING_set_default_mask(mask);
+    return 1;
+}
+
+/*
+ * The following function generates an ASN1_STRING based on limits in a
+ * table. Frequently the types and length of an ASN1_STRING are restricted by
+ * a corresponding OID. For example certificates and certificate requests.
+ */
+
+ASN1_STRING *ASN1_STRING_set_by_NID(ASN1_STRING **out,
+                                    const unsigned char *in, int inlen,
+                                    int inform, int nid)
+{
+    ASN1_STRING_TABLE *tbl;
+    ASN1_STRING *str = NULL;
+    unsigned long mask;
+    int ret;
+
+    if (out == NULL)
+        out = &str;
+    tbl = ASN1_STRING_TABLE_get(nid);
+    if (tbl != NULL) {
+        mask = tbl->mask;
+        if (!(tbl->flags & STABLE_NO_MASK))
+            mask &= global_mask;
+        ret = ASN1_mbstring_ncopy(out, in, inlen, inform, mask,
+                                  tbl->minsize, tbl->maxsize);
+    } else {
+        ret = ASN1_mbstring_copy(out, in, inlen, inform,
+                                 DIRSTRING_TYPE & global_mask);
+    }
+    if (ret <= 0)
+        return NULL;
+    return *out;
+}
+
+/*
+ * Now the tables and helper functions for the string table:
+ */
+
+#include "tbl_standard.h"
+
+static int sk_table_cmp(const ASN1_STRING_TABLE *const *a,
+                        const ASN1_STRING_TABLE *const *b)
+{
+    return (*a)->nid - (*b)->nid;
+}
+
+DECLARE_OBJ_BSEARCH_CMP_FN(ASN1_STRING_TABLE, ASN1_STRING_TABLE, table);
+
+static int table_cmp(const ASN1_STRING_TABLE *a, const ASN1_STRING_TABLE *b)
+{
+    return a->nid - b->nid;
+}
+
+IMPLEMENT_OBJ_BSEARCH_CMP_FN(ASN1_STRING_TABLE, ASN1_STRING_TABLE, table);
+
+ASN1_STRING_TABLE *ASN1_STRING_TABLE_get(int nid)
+{
+    int idx;
+    ASN1_STRING_TABLE fnd;
+
+    fnd.nid = nid;
+    if (stable) {
+        idx = sk_ASN1_STRING_TABLE_find(stable, &fnd);
+        if (idx >= 0)
+            return sk_ASN1_STRING_TABLE_value(stable, idx);
+    }
+    return OBJ_bsearch_table(&fnd, tbl_standard, OSSL_NELEM(tbl_standard));
+}
+
+/*
+ * Return a string table pointer which can be modified: either directly from
+ * table or a copy of an internal value added to the table.
+ */
+
+static ASN1_STRING_TABLE *stable_get(int nid)
+{
+    ASN1_STRING_TABLE *tmp, *rv;
+
+    /* Always need a string table so allocate one if NULL */
+    if (stable == NULL) {
+        stable = sk_ASN1_STRING_TABLE_new(sk_table_cmp);
+        if (stable == NULL)
+            return NULL;
+    }
+    tmp = ASN1_STRING_TABLE_get(nid);
+    if (tmp != NULL && tmp->flags & STABLE_FLAGS_MALLOC)
+        return tmp;
+    if ((rv = OPENSSL_zalloc(sizeof(*rv))) == NULL) {
+        ASN1err(ASN1_F_STABLE_GET, ERR_R_MALLOC_FAILURE);
+        return NULL;
+    }
+    if (!sk_ASN1_STRING_TABLE_push(stable, rv)) {
+        OPENSSL_free(rv);
+        return NULL;
+    }
+    if (tmp != NULL) {
+        rv->nid = tmp->nid;
+        rv->minsize = tmp->minsize;
+        rv->maxsize = tmp->maxsize;
+        rv->mask = tmp->mask;
+        rv->flags = tmp->flags | STABLE_FLAGS_MALLOC;
+    } else {
+        rv->nid = nid;
+        rv->minsize = -1;
+        rv->maxsize = -1;
+        rv->flags = STABLE_FLAGS_MALLOC;
+    }
+    return rv;
+}
+
+int ASN1_STRING_TABLE_add(int nid,
+                          long minsize, long maxsize, unsigned long mask,
+                          unsigned long flags)
+{
+    ASN1_STRING_TABLE *tmp;
+
+    tmp = stable_get(nid);
+    if (tmp == NULL) {
+        ASN1err(ASN1_F_ASN1_STRING_TABLE_ADD, ERR_R_MALLOC_FAILURE);
+        return 0;
+    }
+    if (minsize >= 0)
+        tmp->minsize = minsize;
+    if (maxsize >= 0)
+        tmp->maxsize = maxsize;
+    if (mask)
+        tmp->mask = mask;
+    if (flags)
+        tmp->flags = STABLE_FLAGS_MALLOC | flags;
+    return 1;
+}
+
+void ASN1_STRING_TABLE_cleanup(void)
+{
+    STACK_OF(ASN1_STRING_TABLE) *tmp;
+
+    tmp = stable;
+    if (tmp == NULL)
+        return;
+    stable = NULL;
+    sk_ASN1_STRING_TABLE_pop_free(tmp, st_free);
+}
+
+static void st_free(ASN1_STRING_TABLE *tbl)
+{
+    if (tbl->flags & STABLE_FLAGS_MALLOC)
+        OPENSSL_free(tbl);
+}