X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fobjects%2Fobj_dat.c;h=4de346b5cbf6a5ad6ea5483c3d9287751e00655a;hp=cf21ea337772f87e9dcb52f232442fa519350df9;hb=a2371fa93365cc0bc0e46b9d65f3a47a074b1c30;hpb=083100e2abe0f7b6cef91a4a5e267037af4e1904 diff --git a/crypto/objects/obj_dat.c b/crypto/objects/obj_dat.c index cf21ea3377..4de346b5cb 100644 --- a/crypto/objects/obj_dat.c +++ b/crypto/objects/obj_dat.c @@ -1,668 +1,730 @@ -/* crypto/objects/obj_dat.c */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. +/* + * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved. * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] + * 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 #include -#include "cryptlib.h" +#include +#include "internal/cryptlib.h" #include #include -#include +#include "internal/objects.h" +#include +#include "internal/asn1_int.h" +#include "obj_lcl.h" /* obj_dat.h is generated from objects.h by obj_dat.pl */ -#ifndef OPENSSL_NO_OBJECT #include "obj_dat.h" -#else -/* You will have to load all the objects needed manually in the application */ -#define NUM_NID 0 -#define NUM_SN 0 -#define NUM_LN 0 -#define NUM_OBJ 0 -static unsigned char lvalues[1]; -static ASN1_OBJECT nid_objs[1]; -static ASN1_OBJECT *sn_objs[1]; -static ASN1_OBJECT *ln_objs[1]; -static ASN1_OBJECT *obj_objs[1]; -#endif -static int sn_cmp(const void *a, const void *b); -static int ln_cmp(const void *a, const void *b); -static int obj_cmp(const void *a, const void *b); -#define ADDED_DATA 0 -#define ADDED_SNAME 1 -#define ADDED_LNAME 2 -#define ADDED_NID 3 - -typedef struct added_obj_st - { - int type; - ASN1_OBJECT *obj; - } ADDED_OBJ; - -static int new_nid=NUM_NID; -static LHASH *added=NULL; - -static int sn_cmp(const void *a, const void *b) - { - const ASN1_OBJECT * const *ap = a, * const *bp = b; - return(strcmp((*ap)->sn,(*bp)->sn)); - } - -static int ln_cmp(const void *a, const void *b) - { - const ASN1_OBJECT * const *ap = a, * const *bp = b; - return(strcmp((*ap)->ln,(*bp)->ln)); - } - -/* static unsigned long add_hash(ADDED_OBJ *ca) */ -static unsigned long add_hash(const void *ca_void) - { - const ASN1_OBJECT *a; - int i; - unsigned long ret=0; - unsigned char *p; - ADDED_OBJ *ca = (ADDED_OBJ *)ca_void; - - a=ca->obj; - switch (ca->type) - { - case ADDED_DATA: - ret=a->length<<20L; - p=(unsigned char *)a->data; - for (i=0; ilength; i++) - ret^=p[i]<<((i*3)%24); - break; - case ADDED_SNAME: - ret=lh_strhash(a->sn); - break; - case ADDED_LNAME: - ret=lh_strhash(a->ln); - break; - case ADDED_NID: - ret=a->nid; - break; - default: - /* abort(); */ - return 0; - } - ret&=0x3fffffffL; - ret|=ca->type<<30L; - return(ret); - } - -/* static int add_cmp(ADDED_OBJ *ca, ADDED_OBJ *cb) */ -static int add_cmp(const void *ca_void, const void *cb_void) - { - ASN1_OBJECT *a,*b; - int i; - ADDED_OBJ *ca = (ADDED_OBJ *)ca_void; - ADDED_OBJ *cb = (ADDED_OBJ *)cb_void; - - i=ca->type-cb->type; - if (i) return(i); - a=ca->obj; - b=cb->obj; - switch (ca->type) - { - case ADDED_DATA: - i=(a->length - b->length); - if (i) return(i); - return(memcmp(a->data,b->data,a->length)); - case ADDED_SNAME: - if (a->sn == NULL) return(-1); - else if (b->sn == NULL) return(1); - else return(strcmp(a->sn,b->sn)); - case ADDED_LNAME: - if (a->ln == NULL) return(-1); - else if (b->ln == NULL) return(1); - else return(strcmp(a->ln,b->ln)); - case ADDED_NID: - return(a->nid-b->nid); - default: - /* abort(); */ - return 0; - } - } +DECLARE_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, sn); +DECLARE_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, ln); +DECLARE_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, obj); + +#define ADDED_DATA 0 +#define ADDED_SNAME 1 +#define ADDED_LNAME 2 +#define ADDED_NID 3 + +struct added_obj_st { + int type; + ASN1_OBJECT *obj; +}; + +static int new_nid = NUM_NID; +static LHASH_OF(ADDED_OBJ) *added = NULL; + +static int sn_cmp(const ASN1_OBJECT *const *a, const unsigned int *b) +{ + return strcmp((*a)->sn, nid_objs[*b].sn); +} + +IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, sn); + +static int ln_cmp(const ASN1_OBJECT *const *a, const unsigned int *b) +{ + return strcmp((*a)->ln, nid_objs[*b].ln); +} + +IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, ln); + +static unsigned long added_obj_hash(const ADDED_OBJ *ca) +{ + const ASN1_OBJECT *a; + int i; + unsigned long ret = 0; + unsigned char *p; + + a = ca->obj; + switch (ca->type) { + case ADDED_DATA: + ret = a->length << 20L; + p = (unsigned char *)a->data; + for (i = 0; i < a->length; i++) + ret ^= p[i] << ((i * 3) % 24); + break; + case ADDED_SNAME: + ret = OPENSSL_LH_strhash(a->sn); + break; + case ADDED_LNAME: + ret = OPENSSL_LH_strhash(a->ln); + break; + case ADDED_NID: + ret = a->nid; + break; + default: + /* abort(); */ + return 0; + } + ret &= 0x3fffffffL; + ret |= ((unsigned long)ca->type) << 30L; + return ret; +} + +static int added_obj_cmp(const ADDED_OBJ *ca, const ADDED_OBJ *cb) +{ + ASN1_OBJECT *a, *b; + int i; + + i = ca->type - cb->type; + if (i) + return i; + a = ca->obj; + b = cb->obj; + switch (ca->type) { + case ADDED_DATA: + i = (a->length - b->length); + if (i) + return i; + return memcmp(a->data, b->data, (size_t)a->length); + case ADDED_SNAME: + if (a->sn == NULL) + return -1; + else if (b->sn == NULL) + return 1; + else + return strcmp(a->sn, b->sn); + case ADDED_LNAME: + if (a->ln == NULL) + return -1; + else if (b->ln == NULL) + return 1; + else + return strcmp(a->ln, b->ln); + case ADDED_NID: + return a->nid - b->nid; + default: + /* abort(); */ + return 0; + } +} static int init_added(void) - { - if (added != NULL) return(1); - added=lh_new(add_hash,add_cmp); - return(added != NULL); - } - -static void cleanup1(ADDED_OBJ *a) - { - a->obj->nid=0; - a->obj->flags|=ASN1_OBJECT_FLAG_DYNAMIC| - ASN1_OBJECT_FLAG_DYNAMIC_STRINGS| - ASN1_OBJECT_FLAG_DYNAMIC_DATA; - } - -static void cleanup2(ADDED_OBJ *a) - { a->obj->nid++; } - -static void cleanup3(ADDED_OBJ *a) - { - if (--a->obj->nid == 0) - ASN1_OBJECT_free(a->obj); - OPENSSL_free(a); - } - -static IMPLEMENT_LHASH_DOALL_FN(cleanup1, ADDED_OBJ *) -static IMPLEMENT_LHASH_DOALL_FN(cleanup2, ADDED_OBJ *) -static IMPLEMENT_LHASH_DOALL_FN(cleanup3, ADDED_OBJ *) - -void OBJ_cleanup(void) - { - if (added == NULL) return; - added->down_load=0; - lh_doall(added,LHASH_DOALL_FN(cleanup1)); /* zero counters */ - lh_doall(added,LHASH_DOALL_FN(cleanup2)); /* set counters */ - lh_doall(added,LHASH_DOALL_FN(cleanup3)); /* free objects */ - lh_free(added); - added=NULL; - } +{ + if (added != NULL) + return 1; + added = lh_ADDED_OBJ_new(added_obj_hash, added_obj_cmp); + return added != NULL; +} + +static void cleanup1_doall(ADDED_OBJ *a) +{ + a->obj->nid = 0; + a->obj->flags |= ASN1_OBJECT_FLAG_DYNAMIC | + ASN1_OBJECT_FLAG_DYNAMIC_STRINGS | ASN1_OBJECT_FLAG_DYNAMIC_DATA; +} + +static void cleanup2_doall(ADDED_OBJ *a) +{ + a->obj->nid++; +} + +static void cleanup3_doall(ADDED_OBJ *a) +{ + if (--a->obj->nid == 0) + ASN1_OBJECT_free(a->obj); + OPENSSL_free(a); +} + +void obj_cleanup_int(void) +{ + if (added == NULL) + return; + lh_ADDED_OBJ_set_down_load(added, 0); + lh_ADDED_OBJ_doall(added, cleanup1_doall); /* zero counters */ + lh_ADDED_OBJ_doall(added, cleanup2_doall); /* set counters */ + lh_ADDED_OBJ_doall(added, cleanup3_doall); /* free objects */ + lh_ADDED_OBJ_free(added); + added = NULL; +} int OBJ_new_nid(int num) - { - int i; +{ + int i; - i=new_nid; - new_nid+=num; - return(i); - } + i = new_nid; + new_nid += num; + return i; +} int OBJ_add_object(const ASN1_OBJECT *obj) - { - ASN1_OBJECT *o; - ADDED_OBJ *ao[4]={NULL,NULL,NULL,NULL},*aop; - int i; - - if (added == NULL) - if (!init_added()) return(0); - if ((o=OBJ_dup(obj)) == NULL) goto err; - ao[ADDED_NID]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)); - if ((o->length != 0) && (obj->data != NULL)) - ao[ADDED_DATA]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)); - if (o->sn != NULL) - ao[ADDED_SNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)); - if (o->ln != NULL) - ao[ADDED_LNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)); - - for (i=ADDED_DATA; i<=ADDED_NID; i++) - { - if (ao[i] != NULL) - { - ao[i]->type=i; - ao[i]->obj=o; - aop=(ADDED_OBJ *)lh_insert(added,ao[i]); - /* memory leak, buit should not normally matter */ - if (aop != NULL) - OPENSSL_free(aop); - } - } - o->flags&= ~(ASN1_OBJECT_FLAG_DYNAMIC|ASN1_OBJECT_FLAG_DYNAMIC_STRINGS| - ASN1_OBJECT_FLAG_DYNAMIC_DATA); - - return(o->nid); -err: - for (i=ADDED_DATA; i<=ADDED_NID; i++) - if (ao[i] != NULL) OPENSSL_free(ao[i]); - if (o != NULL) OPENSSL_free(o); - return(NID_undef); - } +{ + ASN1_OBJECT *o; + ADDED_OBJ *ao[4] = { NULL, NULL, NULL, NULL }, *aop; + int i; + + if (added == NULL) + if (!init_added()) + return 0; + if ((o = OBJ_dup(obj)) == NULL) + goto err; + if ((ao[ADDED_NID] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL) + goto err2; + if ((o->length != 0) && (obj->data != NULL)) + if ((ao[ADDED_DATA] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL) + goto err2; + if (o->sn != NULL) + if ((ao[ADDED_SNAME] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL) + goto err2; + if (o->ln != NULL) + if ((ao[ADDED_LNAME] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL) + goto err2; + + for (i = ADDED_DATA; i <= ADDED_NID; i++) { + if (ao[i] != NULL) { + ao[i]->type = i; + ao[i]->obj = o; + aop = lh_ADDED_OBJ_insert(added, ao[i]); + /* memory leak, but should not normally matter */ + OPENSSL_free(aop); + } + } + o->flags &= + ~(ASN1_OBJECT_FLAG_DYNAMIC | ASN1_OBJECT_FLAG_DYNAMIC_STRINGS | + ASN1_OBJECT_FLAG_DYNAMIC_DATA); + + return o->nid; + err2: + OBJerr(OBJ_F_OBJ_ADD_OBJECT, ERR_R_MALLOC_FAILURE); + err: + for (i = ADDED_DATA; i <= ADDED_NID; i++) + OPENSSL_free(ao[i]); + OPENSSL_free(o); + return NID_undef; +} ASN1_OBJECT *OBJ_nid2obj(int n) - { - ADDED_OBJ ad,*adp; - ASN1_OBJECT ob; - - if ((n >= 0) && (n < NUM_NID)) - { - if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) - { - OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID); - return(NULL); - } - return((ASN1_OBJECT *)&(nid_objs[n])); - } - else if (added == NULL) - return(NULL); - else - { - ad.type=ADDED_NID; - ad.obj= &ob; - ob.nid=n; - adp=(ADDED_OBJ *)lh_retrieve(added,&ad); - if (adp != NULL) - return(adp->obj); - else - { - OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID); - return(NULL); - } - } - } +{ + ADDED_OBJ ad, *adp; + ASN1_OBJECT ob; + + if ((n >= 0) && (n < NUM_NID)) { + if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) { + OBJerr(OBJ_F_OBJ_NID2OBJ, OBJ_R_UNKNOWN_NID); + return NULL; + } + return (ASN1_OBJECT *)&(nid_objs[n]); + } else if (added == NULL) + return NULL; + else { + ad.type = ADDED_NID; + ad.obj = &ob; + ob.nid = n; + adp = lh_ADDED_OBJ_retrieve(added, &ad); + if (adp != NULL) + return adp->obj; + else { + OBJerr(OBJ_F_OBJ_NID2OBJ, OBJ_R_UNKNOWN_NID); + return NULL; + } + } +} const char *OBJ_nid2sn(int n) - { - ADDED_OBJ ad,*adp; - ASN1_OBJECT ob; - - if ((n >= 0) && (n < NUM_NID)) - { - if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) - { - OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID); - return(NULL); - } - return(nid_objs[n].sn); - } - else if (added == NULL) - return(NULL); - else - { - ad.type=ADDED_NID; - ad.obj= &ob; - ob.nid=n; - adp=(ADDED_OBJ *)lh_retrieve(added,&ad); - if (adp != NULL) - return(adp->obj->sn); - else - { - OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID); - return(NULL); - } - } - } +{ + ADDED_OBJ ad, *adp; + ASN1_OBJECT ob; + + if ((n >= 0) && (n < NUM_NID)) { + if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) { + OBJerr(OBJ_F_OBJ_NID2SN, OBJ_R_UNKNOWN_NID); + return NULL; + } + return nid_objs[n].sn; + } else if (added == NULL) + return NULL; + else { + ad.type = ADDED_NID; + ad.obj = &ob; + ob.nid = n; + adp = lh_ADDED_OBJ_retrieve(added, &ad); + if (adp != NULL) + return adp->obj->sn; + else { + OBJerr(OBJ_F_OBJ_NID2SN, OBJ_R_UNKNOWN_NID); + return NULL; + } + } +} const char *OBJ_nid2ln(int n) - { - ADDED_OBJ ad,*adp; - ASN1_OBJECT ob; - - if ((n >= 0) && (n < NUM_NID)) - { - if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) - { - OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID); - return(NULL); - } - return(nid_objs[n].ln); - } - else if (added == NULL) - return(NULL); - else - { - ad.type=ADDED_NID; - ad.obj= &ob; - ob.nid=n; - adp=(ADDED_OBJ *)lh_retrieve(added,&ad); - if (adp != NULL) - return(adp->obj->ln); - else - { - OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID); - return(NULL); - } - } - } +{ + ADDED_OBJ ad, *adp; + ASN1_OBJECT ob; + + if ((n >= 0) && (n < NUM_NID)) { + if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) { + OBJerr(OBJ_F_OBJ_NID2LN, OBJ_R_UNKNOWN_NID); + return NULL; + } + return nid_objs[n].ln; + } else if (added == NULL) + return NULL; + else { + ad.type = ADDED_NID; + ad.obj = &ob; + ob.nid = n; + adp = lh_ADDED_OBJ_retrieve(added, &ad); + if (adp != NULL) + return adp->obj->ln; + else { + OBJerr(OBJ_F_OBJ_NID2LN, OBJ_R_UNKNOWN_NID); + return NULL; + } + } +} + +static int obj_cmp(const ASN1_OBJECT *const *ap, const unsigned int *bp) +{ + int j; + const ASN1_OBJECT *a = *ap; + const ASN1_OBJECT *b = &nid_objs[*bp]; + + j = (a->length - b->length); + if (j) + return j; + if (a->length == 0) + return 0; + return memcmp(a->data, b->data, a->length); +} + +IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, obj); int OBJ_obj2nid(const ASN1_OBJECT *a) - { - ASN1_OBJECT **op; - ADDED_OBJ ad,*adp; - - if (a == NULL) - return(NID_undef); - if (a->nid != 0) - return(a->nid); - - if (added != NULL) - { - ad.type=ADDED_DATA; - ad.obj=(ASN1_OBJECT *)a; /* XXX: ugly but harmless */ - adp=(ADDED_OBJ *)lh_retrieve(added,&ad); - if (adp != NULL) return (adp->obj->nid); - } - op=(ASN1_OBJECT **)OBJ_bsearch((char *)&a,(char *)obj_objs,NUM_OBJ, - sizeof(ASN1_OBJECT *),obj_cmp); - if (op == NULL) - return(NID_undef); - return((*op)->nid); - } - -/* Convert an object name into an ASN1_OBJECT - * if "noname" is not set then search for short and long names first. - * This will convert the "dotted" form into an object: unlike OBJ_txt2nid - * it can be used with any objects, not just registered ones. +{ + const unsigned int *op; + ADDED_OBJ ad, *adp; + + if (a == NULL) + return NID_undef; + if (a->nid != 0) + return a->nid; + + if (a->length == 0) + return NID_undef; + + if (added != NULL) { + ad.type = ADDED_DATA; + ad.obj = (ASN1_OBJECT *)a; /* XXX: ugly but harmless */ + adp = lh_ADDED_OBJ_retrieve(added, &ad); + if (adp != NULL) + return adp->obj->nid; + } + op = OBJ_bsearch_obj(&a, obj_objs, NUM_OBJ); + if (op == NULL) + return NID_undef; + return nid_objs[*op].nid; +} + +/* + * Convert an object name into an ASN1_OBJECT if "noname" is not set then + * search for short and long names first. This will convert the "dotted" form + * into an object: unlike OBJ_txt2nid it can be used with any objects, not + * just registered ones. */ ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name) - { - int nid = NID_undef; - ASN1_OBJECT *op=NULL; - unsigned char *buf,*p; - int i, j; - - if(!no_name) { - if( ((nid = OBJ_sn2nid(s)) != NID_undef) || - ((nid = OBJ_ln2nid(s)) != NID_undef) ) - return OBJ_nid2obj(nid); - } - - /* Work out size of content octets */ - i=a2d_ASN1_OBJECT(NULL,0,s,-1); - if (i <= 0) { - /* Clear the error */ - ERR_get_error(); - return NULL; - } - /* Work out total size */ - j = ASN1_object_size(0,i,V_ASN1_OBJECT); - - if((buf=(unsigned char *)OPENSSL_malloc(j)) == NULL) return NULL; - - p = buf; - /* Write out tag+length */ - ASN1_put_object(&p,0,i,V_ASN1_OBJECT,V_ASN1_UNIVERSAL); - /* Write out contents */ - a2d_ASN1_OBJECT(p,i,s,-1); - - p=buf; - op=d2i_ASN1_OBJECT(NULL,&p,i); - OPENSSL_free(buf); - return op; - } +{ + int nid = NID_undef; + ASN1_OBJECT *op = NULL; + unsigned char *buf; + unsigned char *p; + const unsigned char *cp; + int i, j; + + if (!no_name) { + if (((nid = OBJ_sn2nid(s)) != NID_undef) || + ((nid = OBJ_ln2nid(s)) != NID_undef)) + return OBJ_nid2obj(nid); + } + + /* Work out size of content octets */ + i = a2d_ASN1_OBJECT(NULL, 0, s, -1); + if (i <= 0) { + /* Don't clear the error */ + /* + * ERR_clear_error(); + */ + return NULL; + } + /* Work out total size */ + j = ASN1_object_size(0, i, V_ASN1_OBJECT); + if (j < 0) + return NULL; + + if ((buf = OPENSSL_malloc(j)) == NULL) + return NULL; + + p = buf; + /* Write out tag+length */ + ASN1_put_object(&p, 0, i, V_ASN1_OBJECT, V_ASN1_UNIVERSAL); + /* Write out contents */ + a2d_ASN1_OBJECT(p, i, s, -1); + + cp = buf; + op = d2i_ASN1_OBJECT(NULL, &cp, j); + OPENSSL_free(buf); + return op; +} int OBJ_obj2txt(char *buf, int buf_len, const ASN1_OBJECT *a, int no_name) { - int i,idx=0,n=0,len,nid; - unsigned long l; - unsigned char *p; - const char *s; - char tbuf[32]; - - if (buf_len <= 0) return(0); - - if ((a == NULL) || (a->data == NULL)) { - buf[0]='\0'; - return(0); - } - - nid=OBJ_obj2nid(a); - if ((nid == NID_undef) || no_name) { - len=a->length; - p=a->data; - - idx=0; - l=0; - while (idx < a->length) { - l|=(p[idx]&0x7f); - if (!(p[idx] & 0x80)) break; - l<<=7L; - idx++; - } - idx++; - i=(int)(l/40); - if (i > 2) i=2; - l-=(long)(i*40); - - sprintf(tbuf,"%d.%lu",i,l); - i=strlen(tbuf); - strncpy(buf,tbuf,buf_len); - buf_len-=i; - buf+=i; - n+=i; - - l=0; - for (; idx 0) - strncpy(buf,tbuf,buf_len); - buf_len-=i; - buf+=i; - n+=i; - l=0; - } - l<<=7L; - } - } else { - s=OBJ_nid2ln(nid); - if (s == NULL) - s=OBJ_nid2sn(nid); - strncpy(buf,s,buf_len); - n=strlen(s); - } - buf[buf_len-1]='\0'; - return(n); + int i, n = 0, len, nid, first, use_bn; + BIGNUM *bl; + unsigned long l; + const unsigned char *p; + char tbuf[DECIMAL_SIZE(i) + DECIMAL_SIZE(l) + 2]; + + /* Ensure that, at every state, |buf| is NUL-terminated. */ + if (buf && buf_len > 0) + buf[0] = '\0'; + + if ((a == NULL) || (a->data == NULL)) + return 0; + + if (!no_name && (nid = OBJ_obj2nid(a)) != NID_undef) { + const char *s; + s = OBJ_nid2ln(nid); + if (s == NULL) + s = OBJ_nid2sn(nid); + if (s) { + if (buf) + OPENSSL_strlcpy(buf, s, buf_len); + n = strlen(s); + return n; + } + } + + len = a->length; + p = a->data; + + first = 1; + bl = NULL; + + while (len > 0) { + l = 0; + use_bn = 0; + for (;;) { + unsigned char c = *p++; + len--; + if ((len == 0) && (c & 0x80)) + goto err; + if (use_bn) { + if (!BN_add_word(bl, c & 0x7f)) + goto err; + } else + l |= c & 0x7f; + if (!(c & 0x80)) + break; + if (!use_bn && (l > (ULONG_MAX >> 7L))) { + if (bl == NULL && (bl = BN_new()) == NULL) + goto err; + if (!BN_set_word(bl, l)) + goto err; + use_bn = 1; + } + if (use_bn) { + if (!BN_lshift(bl, bl, 7)) + goto err; + } else + l <<= 7L; + } + + if (first) { + first = 0; + if (l >= 80) { + i = 2; + if (use_bn) { + if (!BN_sub_word(bl, 80)) + goto err; + } else + l -= 80; + } else { + i = (int)(l / 40); + l -= (long)(i * 40); + } + if (buf && (buf_len > 1)) { + *buf++ = i + '0'; + *buf = '\0'; + buf_len--; + } + n++; + } + + if (use_bn) { + char *bndec; + bndec = BN_bn2dec(bl); + if (!bndec) + goto err; + i = strlen(bndec); + if (buf) { + if (buf_len > 1) { + *buf++ = '.'; + *buf = '\0'; + buf_len--; + } + OPENSSL_strlcpy(buf, bndec, buf_len); + if (i > buf_len) { + buf += buf_len; + buf_len = 0; + } else { + buf += i; + buf_len -= i; + } + } + n++; + n += i; + OPENSSL_free(bndec); + } else { + BIO_snprintf(tbuf, sizeof(tbuf), ".%lu", l); + i = strlen(tbuf); + if (buf && (buf_len > 0)) { + OPENSSL_strlcpy(buf, tbuf, buf_len); + if (i > buf_len) { + buf += buf_len; + buf_len = 0; + } else { + buf += i; + buf_len -= i; + } + } + n += i; + l = 0; + } + } + + BN_free(bl); + return n; + + err: + BN_free(bl); + return -1; } int OBJ_txt2nid(const char *s) { - ASN1_OBJECT *obj; - int nid; - obj = OBJ_txt2obj(s, 0); - nid = OBJ_obj2nid(obj); - ASN1_OBJECT_free(obj); - return nid; + ASN1_OBJECT *obj; + int nid; + obj = OBJ_txt2obj(s, 0); + nid = OBJ_obj2nid(obj); + ASN1_OBJECT_free(obj); + return nid; } int OBJ_ln2nid(const char *s) - { - ASN1_OBJECT o,*oo= &o,**op; - ADDED_OBJ ad,*adp; - - o.ln=s; - if (added != NULL) - { - ad.type=ADDED_LNAME; - ad.obj= &o; - adp=(ADDED_OBJ *)lh_retrieve(added,&ad); - if (adp != NULL) return (adp->obj->nid); - } - op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)ln_objs,NUM_LN, - sizeof(ASN1_OBJECT *),ln_cmp); - if (op == NULL) return(NID_undef); - return((*op)->nid); - } +{ + ASN1_OBJECT o; + const ASN1_OBJECT *oo = &o; + ADDED_OBJ ad, *adp; + const unsigned int *op; + + o.ln = s; + if (added != NULL) { + ad.type = ADDED_LNAME; + ad.obj = &o; + adp = lh_ADDED_OBJ_retrieve(added, &ad); + if (adp != NULL) + return adp->obj->nid; + } + op = OBJ_bsearch_ln(&oo, ln_objs, NUM_LN); + if (op == NULL) + return NID_undef; + return nid_objs[*op].nid; +} int OBJ_sn2nid(const char *s) - { - ASN1_OBJECT o,*oo= &o,**op; - ADDED_OBJ ad,*adp; - - o.sn=s; - if (added != NULL) - { - ad.type=ADDED_SNAME; - ad.obj= &o; - adp=(ADDED_OBJ *)lh_retrieve(added,&ad); - if (adp != NULL) return (adp->obj->nid); - } - op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)sn_objs,NUM_SN, - sizeof(ASN1_OBJECT *),sn_cmp); - if (op == NULL) return(NID_undef); - return((*op)->nid); - } - -static int obj_cmp(const void *ap, const void *bp) - { - int j; - ASN1_OBJECT *a= *(ASN1_OBJECT **)ap; - ASN1_OBJECT *b= *(ASN1_OBJECT **)bp; - - j=(a->length - b->length); - if (j) return(j); - return(memcmp(a->data,b->data,a->length)); - } +{ + ASN1_OBJECT o; + const ASN1_OBJECT *oo = &o; + ADDED_OBJ ad, *adp; + const unsigned int *op; + + o.sn = s; + if (added != NULL) { + ad.type = ADDED_SNAME; + ad.obj = &o; + adp = lh_ADDED_OBJ_retrieve(added, &ad); + if (adp != NULL) + return adp->obj->nid; + } + op = OBJ_bsearch_sn(&oo, sn_objs, NUM_SN); + if (op == NULL) + return NID_undef; + return nid_objs[*op].nid; +} -const char *OBJ_bsearch(const char *key, const char *base, int num, int size, - int (*cmp)(const void *, const void *)) - { - int l,h,i,c; - const char *p; - - if (num == 0) return(NULL); - l=0; - h=num; - while (l < h) - { - i=(l+h)/2; - p= &(base[i*size]); - c=(*cmp)(key,p); - if (c < 0) - h=i; - else if (c > 0) - l=i+1; - else - return(p); - } +const void *OBJ_bsearch_(const void *key, const void *base, int num, int size, + int (*cmp) (const void *, const void *)) +{ + return OBJ_bsearch_ex_(key, base, num, size, cmp, 0); +} + +const void *OBJ_bsearch_ex_(const void *key, const void *base_, int num, + int size, + int (*cmp) (const void *, const void *), + int flags) +{ + const char *base = base_; + int l, h, i = 0, c = 0; + const char *p = NULL; + + if (num == 0) + return NULL; + l = 0; + h = num; + while (l < h) { + i = (l + h) / 2; + p = &(base[i * size]); + c = (*cmp) (key, p); + if (c < 0) + h = i; + else if (c > 0) + l = i + 1; + else + break; + } #ifdef CHARSET_EBCDIC -/* THIS IS A KLUDGE - Because the *_obj is sorted in ASCII order, and - * I don't have perl (yet), we revert to a *LINEAR* search - * when the object wasn't found in the binary search. - */ - for (i=0; i 0 && (*cmp) (key, &(base[(i - 1) * size])) == 0) + i--; + p = &(base[i * size]); + } + return p; +} int OBJ_create_objects(BIO *in) - { - MS_STATIC char buf[512]; - int i,num=0; - char *o,*s,*l=NULL; - - for (;;) - { - s=o=NULL; - i=BIO_gets(in,buf,512); - if (i <= 0) return(num); - buf[i-1]='\0'; - if (!isalnum((unsigned char)buf[0])) return(num); - o=s=buf; - while (isdigit((unsigned char)*s) || (*s == '.')) - s++; - if (*s != '\0') - { - *(s++)='\0'; - while (isspace((unsigned char)*s)) - s++; - if (*s == '\0') - s=NULL; - else - { - l=s; - while ((*l != '\0') && !isspace((unsigned char)*l)) - l++; - if (*l != '\0') - { - *(l++)='\0'; - while (isspace((unsigned char)*l)) - l++; - if (*l == '\0') l=NULL; - } - else - l=NULL; - } - } - else - s=NULL; - if ((o == NULL) || (*o == '\0')) return(num); - if (!OBJ_create(o,s,l)) return(num); - num++; - } - /* return(num); */ - } +{ + char buf[512]; + int i, num = 0; + char *o, *s, *l = NULL; + + for (;;) { + s = o = NULL; + i = BIO_gets(in, buf, 512); + if (i <= 0) + return num; + buf[i - 1] = '\0'; + if (!isalnum((unsigned char)buf[0])) + return num; + o = s = buf; + while (isdigit((unsigned char)*s) || (*s == '.')) + s++; + if (*s != '\0') { + *(s++) = '\0'; + while (isspace((unsigned char)*s)) + s++; + if (*s == '\0') + s = NULL; + else { + l = s; + while ((*l != '\0') && !isspace((unsigned char)*l)) + l++; + if (*l != '\0') { + *(l++) = '\0'; + while (isspace((unsigned char)*l)) + l++; + if (*l == '\0') + l = NULL; + } else + l = NULL; + } + } else + s = NULL; + if ((o == NULL) || (*o == '\0')) + return num; + if (!OBJ_create(o, s, l)) + return num; + num++; + } +} int OBJ_create(const char *oid, const char *sn, const char *ln) - { - int ok=0; - ASN1_OBJECT *op=NULL; - unsigned char *buf; - int i; - - i=a2d_ASN1_OBJECT(NULL,0,oid,-1); - if (i <= 0) return(0); - - if ((buf=(unsigned char *)OPENSSL_malloc(i)) == NULL) - { - OBJerr(OBJ_F_OBJ_CREATE,OBJ_R_MALLOC_FAILURE); - return(0); - } - i=a2d_ASN1_OBJECT(buf,i,oid,-1); - if (i == 0) - goto err; - op=(ASN1_OBJECT *)ASN1_OBJECT_create(OBJ_new_nid(1),buf,i,sn,ln); - if (op == NULL) - goto err; - ok=OBJ_add_object(op); -err: - ASN1_OBJECT_free(op); - OPENSSL_free(buf); - return(ok); - } +{ + ASN1_OBJECT *tmpoid = NULL; + int ok = 0; + + /* Check to see if short or long name already present */ + if ((sn != NULL && OBJ_sn2nid(sn) != NID_undef) + || (ln != NULL && OBJ_ln2nid(ln) != NID_undef)) { + OBJerr(OBJ_F_OBJ_CREATE, OBJ_R_OID_EXISTS); + return 0; + } + + /* Convert numerical OID string to an ASN1_OBJECT structure */ + tmpoid = OBJ_txt2obj(oid, 1); + if (tmpoid == NULL) + return 0; + + /* If NID is not NID_undef then object already exists */ + if (OBJ_obj2nid(tmpoid) != NID_undef) { + OBJerr(OBJ_F_OBJ_CREATE, OBJ_R_OID_EXISTS); + goto err; + } + + tmpoid->nid = OBJ_new_nid(1); + tmpoid->sn = (char *)sn; + tmpoid->ln = (char *)ln; + + ok = OBJ_add_object(tmpoid); + + tmpoid->sn = NULL; + tmpoid->ln = NULL; + + err: + ASN1_OBJECT_free(tmpoid); + return ok; +} +size_t OBJ_length(const ASN1_OBJECT *obj) +{ + if (obj == NULL) + return 0; + return obj->length; +} + +const unsigned char *OBJ_get0_data(const ASN1_OBJECT *obj) +{ + if (obj == NULL) + return NULL; + return obj->data; +}