[331] | 1 | /*
|
---|
| 2 | * Copyright 2012-2016 The OpenSSL Project Authors. All Rights Reserved.
|
---|
| 3 | *
|
---|
| 4 | * Licensed under the OpenSSL license (the "License"). You may not use
|
---|
| 5 | * this file except in compliance with the License. You can obtain a copy
|
---|
| 6 | * in the file LICENSE in the source distribution or at
|
---|
| 7 | * https://www.openssl.org/source/license.html
|
---|
| 8 | */
|
---|
| 9 |
|
---|
| 10 | #include <stdio.h>
|
---|
| 11 | #include <ctype.h>
|
---|
| 12 | #include <openssl/crypto.h>
|
---|
| 13 | #include "internal/cryptlib.h"
|
---|
| 14 | #include <openssl/conf.h>
|
---|
| 15 | #include <openssl/x509v3.h>
|
---|
| 16 |
|
---|
| 17 | /* Multi string module: add table entries from a given section */
|
---|
| 18 |
|
---|
| 19 | static int do_tcreate(const char *value, const char *name);
|
---|
| 20 |
|
---|
| 21 | static int stbl_module_init(CONF_IMODULE *md, const CONF *cnf)
|
---|
| 22 | {
|
---|
| 23 | int i;
|
---|
| 24 | const char *stbl_section;
|
---|
| 25 | STACK_OF(CONF_VALUE) *sktmp;
|
---|
| 26 | CONF_VALUE *mval;
|
---|
| 27 |
|
---|
| 28 | stbl_section = CONF_imodule_get_value(md);
|
---|
| 29 | if ((sktmp = NCONF_get_section(cnf, stbl_section)) == NULL) {
|
---|
| 30 | ASN1err(ASN1_F_STBL_MODULE_INIT, ASN1_R_ERROR_LOADING_SECTION);
|
---|
| 31 | return 0;
|
---|
| 32 | }
|
---|
| 33 | for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
|
---|
| 34 | mval = sk_CONF_VALUE_value(sktmp, i);
|
---|
| 35 | if (!do_tcreate(mval->value, mval->name)) {
|
---|
| 36 | ASN1err(ASN1_F_STBL_MODULE_INIT, ASN1_R_INVALID_VALUE);
|
---|
| 37 | return 0;
|
---|
| 38 | }
|
---|
| 39 | }
|
---|
| 40 | return 1;
|
---|
| 41 | }
|
---|
| 42 |
|
---|
| 43 | static void stbl_module_finish(CONF_IMODULE *md)
|
---|
| 44 | {
|
---|
| 45 | ASN1_STRING_TABLE_cleanup();
|
---|
| 46 | }
|
---|
| 47 |
|
---|
| 48 | void ASN1_add_stable_module(void)
|
---|
| 49 | {
|
---|
| 50 | CONF_module_add("stbl_section", stbl_module_init, stbl_module_finish);
|
---|
| 51 | }
|
---|
| 52 |
|
---|
| 53 | /*
|
---|
| 54 | * Create an table entry based on a name value pair. format is oid_name =
|
---|
| 55 | * n1:v1, n2:v2,... where name is "min", "max", "mask" or "flags".
|
---|
| 56 | */
|
---|
| 57 |
|
---|
| 58 | static int do_tcreate(const char *value, const char *name)
|
---|
| 59 | {
|
---|
| 60 | char *eptr;
|
---|
| 61 | int nid, i, rv = 0;
|
---|
| 62 | long tbl_min = -1, tbl_max = -1;
|
---|
| 63 | unsigned long tbl_mask = 0, tbl_flags = 0;
|
---|
| 64 | STACK_OF(CONF_VALUE) *lst = NULL;
|
---|
| 65 | CONF_VALUE *cnf = NULL;
|
---|
| 66 | nid = OBJ_sn2nid(name);
|
---|
| 67 | if (nid == NID_undef)
|
---|
| 68 | nid = OBJ_ln2nid(name);
|
---|
| 69 | if (nid == NID_undef)
|
---|
| 70 | goto err;
|
---|
| 71 | lst = X509V3_parse_list(value);
|
---|
| 72 | if (!lst)
|
---|
| 73 | goto err;
|
---|
| 74 | for (i = 0; i < sk_CONF_VALUE_num(lst); i++) {
|
---|
| 75 | cnf = sk_CONF_VALUE_value(lst, i);
|
---|
| 76 | if (strcmp(cnf->name, "min") == 0) {
|
---|
| 77 | tbl_min = strtoul(cnf->value, &eptr, 0);
|
---|
| 78 | if (*eptr)
|
---|
| 79 | goto err;
|
---|
| 80 | } else if (strcmp(cnf->name, "max") == 0) {
|
---|
| 81 | tbl_max = strtoul(cnf->value, &eptr, 0);
|
---|
| 82 | if (*eptr)
|
---|
| 83 | goto err;
|
---|
| 84 | } else if (strcmp(cnf->name, "mask") == 0) {
|
---|
| 85 | if (!ASN1_str2mask(cnf->value, &tbl_mask) || !tbl_mask)
|
---|
| 86 | goto err;
|
---|
| 87 | } else if (strcmp(cnf->name, "flags") == 0) {
|
---|
| 88 | if (strcmp(cnf->value, "nomask") == 0)
|
---|
| 89 | tbl_flags = STABLE_NO_MASK;
|
---|
| 90 | else if (strcmp(cnf->value, "none") == 0)
|
---|
| 91 | tbl_flags = STABLE_FLAGS_CLEAR;
|
---|
| 92 | else
|
---|
| 93 | goto err;
|
---|
| 94 | } else
|
---|
| 95 | goto err;
|
---|
| 96 | }
|
---|
| 97 | rv = 1;
|
---|
| 98 | err:
|
---|
| 99 | if (rv == 0) {
|
---|
| 100 | ASN1err(ASN1_F_DO_TCREATE, ASN1_R_INVALID_STRING_TABLE_VALUE);
|
---|
| 101 | if (cnf)
|
---|
| 102 | ERR_add_error_data(4, "field=", cnf->name,
|
---|
| 103 | ", value=", cnf->value);
|
---|
| 104 | else
|
---|
| 105 | ERR_add_error_data(4, "name=", name, ", value=", value);
|
---|
| 106 | } else {
|
---|
| 107 | rv = ASN1_STRING_TABLE_add(nid, tbl_min, tbl_max,
|
---|
| 108 | tbl_mask, tbl_flags);
|
---|
| 109 | if (!rv)
|
---|
| 110 | ASN1err(ASN1_F_DO_TCREATE, ERR_R_MALLOC_FAILURE);
|
---|
| 111 | }
|
---|
| 112 | sk_CONF_VALUE_pop_free(lst, X509V3_conf_free);
|
---|
| 113 | return rv;
|
---|
| 114 | }
|
---|