diff --git a/CHANGES b/CHANGES index a0dd5491e8defa0ca436848e0c1d9b1bfa12d6d5..e25b9eaed4525bf98b0fcd4a2c3c85ee43e33619 100644 --- a/CHANGES +++ b/CHANGES @@ -9,6 +9,13 @@ BIO_dump_indent() are added. [Richard Levitte] + *) New functions ASN1_STRING_print_ex() and X509_NAME_print_ex() + these print out strings and name structures based on various + flags including RFC2253 support and proper handling of + multibyte characters. Added options to the 'x509' utility + to allow the various flags to be set. + [Steve Henson] + *) Various fixes to use ASN1_TIME instead of ASN1_UTCTIME. Also change the functions X509_cmp_current_time() and X509_gmtime_adj() work with an ASN1_TIME structure, diff --git a/apps/apps.c b/apps/apps.c index 0781c4bf939e9def64fbc8b758c759aa7d6d0421..183a2b1d8a2b7325079800748c8718518d633b4a 100644 --- a/apps/apps.c +++ b/apps/apps.c @@ -653,3 +653,83 @@ end: return(othercerts); } +typedef struct { + char *name; + unsigned long flag; + unsigned long mask; +} NAME_EX_TBL; + +int set_name_ex(unsigned long *flags, const char *arg) +{ + char c; + const NAME_EX_TBL *ptbl, ex_tbl[] = { + { "esc_2253", ASN1_STRFLGS_ESC_2253, 0}, + { "esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0}, + { "esc_msb", ASN1_STRFLGS_ESC_MSB, 0}, + { "use_quote", ASN1_STRFLGS_ESC_QUOTE, 0}, + { "utf8", ASN1_STRFLGS_UTF8_CONVERT, 0}, + { "no_type", ASN1_STRFLGS_IGNORE_TYPE, 0}, + { "show_name", ASN1_STRFLGS_SHOW_NAME, 0}, + { "dump_all", ASN1_STRFLGS_DUMP_ALL, 0}, + { "dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0}, + { "dump_der", ASN1_STRFLGS_DUMP_DER, 0}, + { "compat", XN_FLAG_COMPAT, 0xffffffffL}, + { "sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK}, + { "sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK}, + { "sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK}, + { "sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK}, + { "dn_rev", XN_FLAG_DN_REV, 0}, + { "nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK}, + { "sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK}, + { "lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK}, + { "oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK}, + { "space_eq", XN_FLAG_SPC_EQ, 0}, + { "dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0}, + { "RFC2253", XN_FLAG_RFC2253, 0xffffffffL}, + { "oneline", XN_FLAG_ONELINE, 0xffffffffL}, + { "multiline", XN_FLAG_MULTILINE, 0xffffffffL}, + { NULL, 0, 0} + }; + + c = arg[0]; + + if(c == '-') { + c = 0; + arg++; + } else if (c == '+') { + c = 1; + arg++; + } else c = 1; + + for(ptbl = ex_tbl; ptbl->name; ptbl++) { + if(!strcmp(arg, ptbl->name)) { + *flags &= ~ptbl->mask; + if(c) *flags |= ptbl->flag; + else *flags &= ~ptbl->flag; + return 1; + } + } + return 0; +} + +void print_name(BIO *out, char *title, X509_NAME *nm, unsigned long lflags) +{ + char buf[256]; + char mline = 0; + int indent = 0; + if(title) BIO_puts(out, title); + if((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) { + mline = 1; + indent = 4; + } + if(lflags == XN_FLAG_COMPAT) { + X509_NAME_oneline(nm,buf,256); + BIO_puts(out,buf); + BIO_puts(out, "\n"); + } else { + if(mline) BIO_puts(out, "\n"); + X509_NAME_print_ex(out, nm, indent, lflags); + BIO_puts(out, "\n"); + } +} + diff --git a/apps/apps.h b/apps/apps.h index df939e0f401715f65e3b3ee813cc0c503387cac7..c44b21457a62ef4a7e5917acd1ccbce61d6034ea 100644 --- a/apps/apps.h +++ b/apps/apps.h @@ -145,7 +145,9 @@ void program_name(char *in,char *out,int size); int chopup_args(ARGS *arg,char *buf, int *argc, char **argv[]); #ifdef HEADER_X509_H int dump_cert_text(BIO *out, X509 *x); +void print_name(BIO *out, char *title, X509_NAME *nm, unsigned long lflags); #endif +int set_name_ex(unsigned long *flags, const char *arg); int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2); int add_oid_section(BIO *err, LHASH *conf); X509 *load_cert(BIO *err, char *file, int format); diff --git a/apps/x509.c b/apps/x509.c index 39fbb659715784c39920c60e537421cbaba7dba5..a071b20f409819aa82bcae058e0b3b5198104b28 100644 --- a/apps/x509.c +++ b/apps/x509.c @@ -128,6 +128,7 @@ static char *x509_usage[]={ " -extfile - configuration file with X509V3 extensions to add\n", " -extensions - section from config file with X509V3 extensions to add\n", " -clrext - delete extensions before signing and input certificate\n", +" -nameopt arg - various certificate name options\n", NULL }; @@ -173,6 +174,7 @@ int MAIN(int argc, char **argv) char *extsect = NULL, *extfile = NULL, *passin = NULL, *passargin = NULL; int need_rand = 0; int checkend=0,checkoffset=0; + unsigned long nmflag = 0; reqfile=0; @@ -316,6 +318,11 @@ int MAIN(int argc, char **argv) alias= *(++argv); trustout = 1; } + else if (strcmp(*argv,"-nameopt") == 0) + { + if (--argc < 1) goto bad; + if(!set_name_ex(&nmflag, *(++argv))) goto bad; + } else if (strcmp(*argv,"-setalias") == 0) { if (--argc < 1) goto bad; @@ -524,9 +531,8 @@ bad: } else BIO_printf(bio_err,"Signature ok\n"); - - X509_NAME_oneline(req->req_info->subject,buf,256); - BIO_printf(bio_err,"subject=%s\n",buf); + + print_name(bio_err, "subject=", X509_REQ_get_subject_name(req), nmflag); if ((x=X509_new()) == NULL) goto end; ci=x->cert_info; @@ -600,15 +606,13 @@ bad: { if (issuer == i) { - X509_NAME_oneline(X509_get_issuer_name(x), - buf,256); - BIO_printf(STDout,"issuer= %s\n",buf); + print_name(STDout, "issuer= ", + X509_get_issuer_name(x), nmflag); } else if (subject == i) { - X509_NAME_oneline(X509_get_subject_name(x), - buf,256); - BIO_printf(STDout,"subject=%s\n",buf); + print_name(STDout, "issuer= ", + X509_get_subject_name(x), nmflag); } else if (serial == i) { @@ -1082,7 +1086,6 @@ end: static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx) { - char buf[256]; int err; X509 *err_cert; @@ -1104,8 +1107,7 @@ static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx) else { err_cert=X509_STORE_CTX_get_current_cert(ctx); - X509_NAME_oneline(X509_get_subject_name(err_cert),buf,256); - BIO_printf(bio_err,"%s\n",buf); + print_name(bio_err, NULL, X509_get_subject_name(err_cert),0); BIO_printf(bio_err,"error with certificate - error %d at depth %d\n%s\n", err,X509_STORE_CTX_get_error_depth(ctx), X509_verify_cert_error_string(err)); diff --git a/crypto/asn1/Makefile.ssl b/crypto/asn1/Makefile.ssl index 9034d35868065fb28d1cb8ce54c85d2caf38ee9f..aa788ef74add60e82e0e06b42e69045cef4849c9 100644 --- a/crypto/asn1/Makefile.ssl +++ b/crypto/asn1/Makefile.ssl @@ -24,7 +24,7 @@ APPS= LIB=$(TOP)/libcrypto.a LIBSRC= a_object.c a_bitstr.c a_utctm.c a_gentm.c a_time.c a_int.c a_octet.c \ a_null.c a_print.c a_type.c a_set.c a_dup.c a_d2i_fp.c a_i2d_fp.c a_bmp.c \ - a_enum.c a_vis.c a_utf8.c a_sign.c a_digest.c a_verify.c a_mbstr.c \ + a_enum.c a_vis.c a_utf8.c a_sign.c a_digest.c a_verify.c a_mbstr.c a_strex.c \ x_algor.c x_val.c x_pubkey.c x_sig.c x_req.c x_attrib.c \ x_name.c x_cinf.c x_x509.c x_x509a.c x_crl.c x_info.c x_spki.c nsseq.c \ d2i_r_pr.c i2d_r_pr.c d2i_r_pu.c i2d_r_pu.c \ @@ -39,7 +39,7 @@ LIBSRC= a_object.c a_bitstr.c a_utctm.c a_gentm.c a_time.c a_int.c a_octet.c \ evp_asn1.c asn_pack.c p5_pbe.c p5_pbev2.c p8_pkey.c LIBOBJ= a_object.o a_bitstr.o a_utctm.o a_gentm.o a_time.o a_int.o a_octet.o \ a_null.o a_print.o a_type.o a_set.o a_dup.o a_d2i_fp.o a_i2d_fp.o a_bmp.o \ - a_enum.o a_vis.o a_utf8.o a_sign.o a_digest.o a_verify.o a_mbstr.o \ + a_enum.o a_vis.o a_utf8.o a_sign.o a_digest.o a_verify.o a_mbstr.o a_strex.o \ x_algor.o x_val.o x_pubkey.o x_sig.o x_req.o x_attrib.o \ x_name.o x_cinf.o x_x509.o x_x509a.o x_crl.o x_info.o x_spki.o nsseq.o \ d2i_r_pr.o i2d_r_pr.o d2i_r_pu.o i2d_r_pu.o \ @@ -284,6 +284,23 @@ a_sign.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h a_sign.o: ../../include/openssl/sha.h ../../include/openssl/stack.h a_sign.o: ../../include/openssl/x509.h ../../include/openssl/x509_vfy.h a_sign.o: ../cryptlib.h +a_strex.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h +a_strex.o: ../../include/openssl/blowfish.h ../../include/openssl/bn.h +a_strex.o: ../../include/openssl/buffer.h ../../include/openssl/cast.h +a_strex.o: ../../include/openssl/crypto.h ../../include/openssl/des.h +a_strex.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h +a_strex.o: ../../include/openssl/e_os2.h ../../include/openssl/evp.h +a_strex.o: ../../include/openssl/idea.h ../../include/openssl/lhash.h +a_strex.o: ../../include/openssl/md2.h ../../include/openssl/md5.h +a_strex.o: ../../include/openssl/mdc2.h ../../include/openssl/obj_mac.h +a_strex.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h +a_strex.o: ../../include/openssl/opensslv.h ../../include/openssl/pkcs7.h +a_strex.o: ../../include/openssl/rc2.h ../../include/openssl/rc4.h +a_strex.o: ../../include/openssl/rc5.h ../../include/openssl/ripemd.h +a_strex.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h +a_strex.o: ../../include/openssl/sha.h ../../include/openssl/stack.h +a_strex.o: ../../include/openssl/x509.h ../../include/openssl/x509_vfy.h +a_strex.o: charmap.h a_strnid.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h a_strnid.o: ../../include/openssl/bn.h ../../include/openssl/buffer.h a_strnid.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h diff --git a/crypto/asn1/a_strex.c b/crypto/asn1/a_strex.c new file mode 100644 index 0000000000000000000000000000000000000000..ef225be06a8c517e09f73373397a5c6d31cd4beb --- /dev/null +++ b/crypto/asn1/a_strex.c @@ -0,0 +1,511 @@ +/* a_strex.c */ +/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL + * project 2000. + */ +/* ==================================================================== + * Copyright (c) 2000 The OpenSSL Project. All rights reserved. + * + * 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 above 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 acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED 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 OpenSSL PROJECT OR + * ITS 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. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include +#include +#include +#include + +#include "charmap.h" + +/* ASN1_STRING_print_ex() and X509_NAME_print_ex(). + * Enhanced string and name printing routines handling + * multibyte characters, RFC2253 and a host of other + * options. + */ + + +#define CHARTYPE_BS_ESC (ASN1_STRFLGS_ESC_2253 | CHARTYPE_FIRST_ESC_2253 | CHARTYPE_LAST_ESC_2253) + + +/* Three IO functions for sending data to memory, a BIO and + * and a FILE pointer. + */ + +int send_mem_chars(void *arg, const void *buf, int len) +{ + unsigned char **out = arg; + if(!out) return 1; + memcpy(*out, buf, len); + *out += len; + return 1; +} + +int send_bio_chars(void *arg, const void *buf, int len) +{ + if(!arg) return 1; + if(BIO_write(arg, buf, len) != len) return 0; + return 1; +} + +int send_fp_chars(void *arg, const void *buf, int len) +{ + if(!arg) return 1; + if(fwrite(buf, 1, len, arg) != len) return 0; + return 1; +} + +typedef int char_io(void *arg, const void *buf, int len); + +/* This function handles display of + * strings, one character at a time. + * It is passed an unsigned long for each + * character because it could come from 2 or even + * 4 byte forms. + */ + +static int do_esc_char(unsigned long c, unsigned char flags, char *do_quotes, char_io *io_ch, void *arg) +{ + unsigned char chflgs, chtmp; + char tmphex[11]; + if(c > 0xffff) { + BIO_snprintf(tmphex, 11, "\\W%08lX", c); + if(!io_ch(arg, tmphex, 10)) return -1; + return 10; + } + if(c > 0xff) { + BIO_snprintf(tmphex, 11, "\\U%04lX", c); + if(!io_ch(arg, tmphex, 6)) return -1; + return 6; + } + chtmp = c; + if(chtmp > 0x7f) chflgs = flags & ASN1_STRFLGS_ESC_MSB; + else chflgs = char_type[chtmp] & flags; + if(chflgs & CHARTYPE_BS_ESC) { + /* If we don't escape with quotes, signal we need quotes */ + if(chflgs & ASN1_STRFLGS_ESC_QUOTE) { + if(do_quotes) *do_quotes = 1; + if(!io_ch(arg, &chtmp, 1)) return -1; + return 1; + } + if(!io_ch(arg, "\\", 1)) return -1; + if(!io_ch(arg, &chtmp, 1)) return -1; + return 2; + } + if(chflgs & (ASN1_STRFLGS_ESC_CTRL|ASN1_STRFLGS_ESC_MSB)) { + BIO_snprintf(tmphex, 11, "\\%02X", chtmp); + if(!io_ch(arg, tmphex, 3)) return -1; + return 3; + } + if(!io_ch(arg, &chtmp, 1)) return -1; + return 1; +} + +#define BUF_TYPE_WIDTH_MASK 0x7 +#define BUF_TYPE_CONVUTF8 0x8 + +/* This function sends each character in a buffer to + * do_esc_char(). It interprets the content formats + * and converts to or from UTF8 as appropriate. + */ + +static int do_buf(unsigned char *buf, int buflen, + int type, unsigned char flags, char *quotes, char_io *io_ch, void *arg) +{ + int i, outlen, len; + unsigned char orflags, *p, *q; + unsigned long c; + p = buf; + q = buf + buflen; + outlen = 0; + while(p != q) { + if(p == buf) orflags = CHARTYPE_FIRST_ESC_2253; + else orflags = 0; + switch(type & BUF_TYPE_WIDTH_MASK) { + case 4: + c = ((unsigned long)*p++) << 24; + c |= ((unsigned long)*p++) << 16; + c |= ((unsigned long)*p++) << 8; + c |= *p++; + break; + + case 2: + c = ((unsigned long)*p++) << 8; + c |= *p++; + break; + + case 1: + c = *p++; + break; + + case 0: + i = UTF8_getc(p, buflen, &c); + if(i < 0) return -1; /* Invalid UTF8String */ + p += i; + break; + } + if (p == q) orflags = CHARTYPE_LAST_ESC_2253; + if(type & BUF_TYPE_CONVUTF8) { + unsigned char utfbuf[6]; + int utflen; + utflen = UTF8_putc(utfbuf, 6, c); + for(i = 0; i < utflen; i++) { + /* We don't need to worry about setting orflags correctly + * because if utflen==1 its value will be correct anyway + * otherwise each character will be > 0x7f and so the + * character will never be escaped on first and last. + */ + len = do_esc_char(utfbuf[i], flags | orflags, quotes, io_ch, arg); + if(len < 0) return -1; + outlen += len; + } + } else { + len = do_esc_char(c, flags | orflags, quotes, io_ch, arg); + if(len < 0) return -1; + outlen += len; + } + } + return outlen; +} + +/* This function hex dumps a buffer of characters */ + +static int do_hex_dump(char_io *io_ch, void *arg, unsigned char *buf, int buflen) +{ + const static char hexdig[] = "0123456789ABCDEF"; + unsigned char *p, *q; + char hextmp[2]; + if(arg) { + p = buf; + q = buf + buflen; + while(p != q) { + hextmp[0] = hexdig[*p >> 4]; + hextmp[1] = hexdig[*p & 0xf]; + if(!io_ch(arg, hextmp, 2)) return -1; + p++; + } + } + return buflen << 1; +} + +/* "dump" a string. This is done when the type is unknown, + * or the flags request it. We can either dump the content + * octets or the entire DER encoding. This uses the RFC2253 + * #01234 format. + */ + +int do_dump(unsigned long lflags, char_io *io_ch, void *arg, ASN1_STRING *str) +{ + /* Placing the ASN1_STRING in a temp ASN1_TYPE allows + * the DER encoding to readily obtained + */ + ASN1_TYPE t; + unsigned char *der_buf, *p; + int outlen, der_len; + + if(!io_ch(arg, "#", 1)) return -1; + /* If we don't dump DER encoding just dump content octets */ + if(!(lflags & ASN1_STRFLGS_DUMP_DER)) { + outlen = do_hex_dump(io_ch, arg, str->data, str->length); + if(outlen < 0) return -1; + return outlen + 1; + } + t.type = str->type; + t.value.ptr = (char *)str; + der_len = i2d_ASN1_TYPE(&t, NULL); + der_buf = OPENSSL_malloc(der_len); + if(!der_buf) return -1; + p = der_buf; + i2d_ASN1_TYPE(&t, &p); + outlen = do_hex_dump(io_ch, arg, der_buf, der_len); + OPENSSL_free(der_buf); + if(outlen < 0) return -1; + return outlen + 1; +} + +/* Lookup table to convert tags to character widths, + * 0 = UTF8 encoded, -1 is used for non string types + * otherwise it is the number of bytes per character + */ + +const static char tag2nbyte[] = { + -1, -1, -1, -1, -1, /* 0-4 */ + -1, -1, -1, -1, -1, /* 5-9 */ + -1, -1, 0, -1, /* 10-13 */ + -1, -1, -1, -1, /* 15-17 */ + -1, 1, 1, /* 18-20 */ + -1, 1, -1,-1, /* 21-24 */ + -1, 1, -1, /* 25-27 */ + 4, -1, 2 /* 28-30 */ +}; + +#define ESC_FLAGS (ASN1_STRFLGS_ESC_2253 | \ + ASN1_STRFLGS_ESC_QUOTE | \ + ASN1_STRFLGS_ESC_CTRL | \ + ASN1_STRFLGS_ESC_MSB) + +/* This is the main function, print out an + * ASN1_STRING taking note of various escape + * and display options. Returns number of + * characters written or -1 if an error + * occurred. + */ + +static int do_print_ex(char_io *io_ch, void *arg, unsigned long lflags, ASN1_STRING *str) +{ + int outlen, len; + int type; + char quotes; + unsigned char flags; + quotes = 0; + /* Keep a copy of escape flags */ + flags = lflags & ESC_FLAGS; + + type = str->type; + + outlen = 0; + + + if(lflags & ASN1_STRFLGS_SHOW_NAME) { + const char *tagname; + tagname = ASN1_tag2str(type); + outlen += strlen(tagname); + if(!io_ch(arg, tagname, outlen) || !io_ch(arg, ":", 1)) return -1; + outlen++; + } + + /* Decide what to do with type, either dump content or display it */ + + /* Dump everything */ + if(lflags & ASN1_STRFLGS_DUMP_ALL) type = -1; + /* Ignore the string type */ + else if(lflags & ASN1_STRFLGS_IGNORE_TYPE) type = 1; + else { + /* Else determine width based on type */ + if((type > 0) && (type < 31)) type = tag2nbyte[type]; + else type = -1; + if((type == -1) && !(lflags & ASN1_STRFLGS_DUMP_UNKNOWN)) type = 1; + } + + if(type == -1) { + len = do_dump(lflags, io_ch, arg, str); + if(len < 0) return -1; + outlen += len; + return outlen; + } + + if(lflags & ASN1_STRFLGS_UTF8_CONVERT) { + /* Note: if string is UTF8 and we want + * to convert to UTF8 then we just interpret + * it as 1 byte per character to avoid converting + * twice. + */ + if(!type) type = 1; + else type |= BUF_TYPE_CONVUTF8; + } + + len = do_buf(str->data, str->length, type, flags, "es, io_ch, NULL); + if(outlen < 0) return -1; + outlen += len; + if(quotes) outlen += 2; + if(!arg) return outlen; + if(quotes && !io_ch(arg, "\"", 1)) return -1; + do_buf(str->data, str->length, type, flags, NULL, io_ch, arg); + if(quotes && !io_ch(arg, "\"", 1)) return -1; + return outlen; +} + +/* Used for line indenting: print 'indent' spaces */ + +static int do_indent(char_io *io_ch, void *arg, int indent) +{ + int i; + for(i = 0; i < indent; i++) + if(!io_ch(arg, " ", 1)) return 0; + return 1; +} + + +static int do_name_ex(char_io *io_ch, void *arg, X509_NAME *n, + int indent, unsigned long flags) +{ + int i, prev = -1, orflags, cnt; + int fn_opt, fn_nid; + ASN1_OBJECT *fn; + ASN1_STRING *val; + X509_NAME_ENTRY *ent; + char objtmp[80]; + const char *objbuf; + int outlen, len; + char *sep_dn, *sep_mv, *sep_eq; + int sep_dn_len, sep_mv_len, sep_eq_len; + if(indent < 0) indent = 0; + outlen = indent; + if(!do_indent(io_ch, arg, indent)) return -1; + switch (flags & XN_FLAG_SEP_MASK) + { + case XN_FLAG_SEP_MULTILINE: + sep_dn = "\n"; + sep_dn_len = 1; + sep_mv = "+"; + sep_mv_len = 1; + break; + + case XN_FLAG_SEP_COMMA_PLUS: + sep_dn = ","; + sep_dn_len = 1; + sep_mv = "+"; + sep_mv_len = 1; + indent = 0; + break; + + case XN_FLAG_SEP_CPLUS_SPC: + sep_dn = ", "; + sep_dn_len = 2; + sep_mv = " + "; + sep_mv_len = 3; + indent = 0; + break; + + case XN_FLAG_SEP_SPLUS_SPC: + sep_dn = "; "; + sep_dn_len = 2; + sep_mv = " + "; + sep_mv_len = 3; + indent = 0; + break; + + default: + return -1; + } + + if(flags & XN_FLAG_SPC_EQ) { + sep_eq = " = "; + sep_eq_len = 3; + } else { + sep_eq = "="; + sep_eq_len = 1; + } + + fn_opt = flags & XN_FLAG_FN_MASK; + + cnt = X509_NAME_entry_count(n); + for(i = 0; i < cnt; i++) { + if(flags & XN_FLAG_DN_REV) + ent = X509_NAME_get_entry(n, cnt - i - 1); + else ent = X509_NAME_get_entry(n, i); + if(prev != -1) { + if(prev == ent->set) { + if(!io_ch(arg, sep_mv, sep_mv_len)) return -1; + outlen += sep_mv_len; + } else { + if(!io_ch(arg, sep_dn, sep_dn_len)) return -1; + outlen += sep_dn_len; + } + if(!do_indent(io_ch, arg, indent)) return -1; + outlen += indent; + } + prev = ent->set; + fn = X509_NAME_ENTRY_get_object(ent); + val = X509_NAME_ENTRY_get_data(ent); + fn_nid = OBJ_obj2nid(fn); + if(fn_opt != XN_FLAG_FN_NONE) { + int objlen; + if((fn_opt == XN_FLAG_FN_OID) || (fn_nid==NID_undef) ) { + OBJ_obj2txt(objtmp, 80, fn, 1); + objbuf = objtmp; + } else { + if(fn_opt == XN_FLAG_FN_SN) + objbuf = OBJ_nid2sn(fn_nid); + else if(fn_opt == XN_FLAG_FN_LN) + objbuf = OBJ_nid2ln(fn_nid); + else objbuf = ""; + } + objlen = strlen(objbuf); + if(!io_ch(arg, objbuf, objlen)) return -1; + if(!io_ch(arg, sep_eq, sep_eq_len)) return -1; + outlen += objlen + sep_eq_len; + } + /* If the field name is unknown then fix up the DER dump + * flag. We might want to limit this further so it will + * DER dump on anything other than a few 'standard' fields. + */ + if((fn_nid == NID_undef) && (flags & XN_FLAG_DUMP_UNKNOWN_FIELDS)) + orflags = ASN1_STRFLGS_DUMP_ALL; + else orflags = 0; + + len = do_print_ex(io_ch, arg, flags | orflags, val); + if(len < 0) return -1; + outlen += len; + } + return outlen; +} + +/* Wrappers round the main functions */ + +int X509_NAME_print_ex(BIO *out, X509_NAME *nm, int indent, unsigned long flags) +{ + return do_name_ex(send_bio_chars, out, nm, indent, flags); +} + + +int X509_NAME_print_ex_fp(FILE *fp, X509_NAME *nm, int indent, unsigned long flags) +{ + return do_name_ex(send_fp_chars, fp, nm, indent, flags); +} + +int ASN1_STRING_print_ex(BIO *out, ASN1_STRING *str, unsigned long flags) +{ + return do_print_ex(send_bio_chars, out, flags, str); +} + + +int ASN1_STRING_print_ex_fp(FILE *fp, ASN1_STRING *str, unsigned long flags) +{ + return do_print_ex(send_fp_chars, fp, flags, str); +} diff --git a/crypto/asn1/asn1.h b/crypto/asn1/asn1.h index e2696441285ca12acf230cac78a4ac1ba7410cc9..9cf0fc0d01d2d266d679f24f05c514e9f5bd9739 100644 --- a/crypto/asn1/asn1.h +++ b/crypto/asn1/asn1.h @@ -259,6 +259,85 @@ typedef int ASN1_BOOLEAN; typedef int ASN1_NULL; +/* Parameters used by ASN1_STRING_print_ex() */ + +/* These determine which characters to escape: + * RFC2253 special characters, control characters and + * MSB set characters + */ + +#define ASN1_STRFLGS_ESC_2253 1 +#define ASN1_STRFLGS_ESC_CTRL 2 +#define ASN1_STRFLGS_ESC_MSB 4 + + +/* This flag determines how we do escaping: normally + * RC2253 backslash only, set this to use backslash and + * quote. + */ + +#define ASN1_STRFLGS_ESC_QUOTE 8 + + +/* These three flags are internal use only. */ + +/* Character is a valid PrintableString character */ +#define CHARTYPE_PRINTABLESTRING 0x10 +/* Character needs escaping if it is the first character */ +#define CHARTYPE_FIRST_ESC_2253 0x20 +/* Character needs escaping if it is the last character */ +#define CHARTYPE_LAST_ESC_2253 0x40 + +/* NB the internal flags are safely reused below by flags + * handled at the top level. + */ + +/* If this is set we convert all character strings + * to UTF8 first + */ + +#define ASN1_STRFLGS_UTF8_CONVERT 0x10 + +/* If this is set we don't attempt to interpret content: + * just assume all strings are 1 byte per character. This + * will produce some pretty odd looking output! + */ + +#define ASN1_STRFLGS_IGNORE_TYPE 0x20 + +/* If this is set we include the string type in the output */ +#define ASN1_STRFLGS_SHOW_NAME 0x40 + +/* This determines which strings to display and which to + * 'dump' (hex dump of content octets or DER encoding). We can + * only dump non character strings or everything. If we + * don't dump 'unknown' they are interpreted as character + * strings with 1 octet per character and are subject to + * the usual escaping options. + */ + +#define ASN1_STRFLGS_DUMP_ALL 0x80 +#define ASN1_STRFLGS_DUMP_UNKNOWN 0x100 + +/* These determine what 'dumping' does, we can dump the + * content octets or the DER encoding: both use the + * RFC2253 #XXXXX notation. + */ + +#define ASN1_STRFLGS_DUMP_DER 0x200 + +/* All the string flags consistent with RFC2253, + * escaping control characters isn't essential in + * RFC2253 but it is advisable anyway. + */ + +#define ASN1_STRFLGS_RFC2253 (ASN1_STRFLGS_ESC_2253 | \ + ASN1_STRFLGS_ESC_CTRL | \ + ASN1_STRFLGS_ESC_MSB | \ + ASN1_STRFLGS_UTF8_CONVERT | \ + ASN1_STRFLGS_DUMP_UNKNOWN | \ + ASN1_STRFLGS_DUMP_DER) + DECLARE_STACK_OF(ASN1_INTEGER) DECLARE_ASN1_SET_OF(ASN1_INTEGER) @@ -727,6 +806,7 @@ char *ASN1_dup(int (*i2d)(),char *(*d2i)(),char *x); #ifndef NO_FP_API char *ASN1_d2i_fp(char *(*xnew)(),char *(*d2i)(),FILE *fp,unsigned char **x); int ASN1_i2d_fp(int (*i2d)(),FILE *out,unsigned char *x); +int ASN1_STRING_print_ex_fp(FILE *fp, ASN1_STRING *str, unsigned long flags); #endif #ifndef NO_BIO @@ -736,6 +816,7 @@ int ASN1_UTCTIME_print(BIO *fp,ASN1_UTCTIME *a); int ASN1_GENERALIZEDTIME_print(BIO *fp,ASN1_GENERALIZEDTIME *a); int ASN1_TIME_print(BIO *fp,ASN1_TIME *a); int ASN1_STRING_print(BIO *bp,ASN1_STRING *v); +int ASN1_STRING_print_ex(BIO *out, ASN1_STRING *str, unsigned long flags); int ASN1_parse(BIO *bp,unsigned char *pp,long len,int indent); int ASN1_parse_dump(BIO *bp,unsigned char *pp,long len,int indent,int dump); #endif diff --git a/crypto/asn1/charmap.h b/crypto/asn1/charmap.h new file mode 100644 index 0000000000000000000000000000000000000000..bd020a9562fd15c3c228ec6ec43a9849c4b08d59 --- /dev/null +++ b/crypto/asn1/charmap.h @@ -0,0 +1,15 @@ +/* Auto generated with chartype.pl script. + * Mask of various character properties + */ + +static unsigned char char_type[] = { + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, +120, 0, 1,40, 0, 0, 0,16,16,16, 0,25,25,16,16,16, +16,16,16,16,16,16,16,16,16,16,16, 9, 9,16, 9,16, + 0,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16, +16,16,16,16,16,16,16,16,16,16,16, 0, 1, 0, 0, 0, + 0,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16, +16,16,16,16,16,16,16,16,16,16,16, 0, 0, 0, 0, 2 +}; + diff --git a/crypto/asn1/charmap.pl b/crypto/asn1/charmap.pl new file mode 100644 index 0000000000000000000000000000000000000000..2875c5986728c917875d5d0852b65cf7a56a0bb4 --- /dev/null +++ b/crypto/asn1/charmap.pl @@ -0,0 +1,80 @@ +#!/usr/local/bin/perl -w + +use strict; + +my ($i, @arr); + +# Set up an array with the type of ASCII characters +# Each set bit represents a character property. + +# RFC2253 character properties +my $RFC2253_ESC = 1; # Character escaped with \ +my $ESC_CTRL = 2; # Escaped control character +# These are used with RFC1779 quoting using " +my $NOESC_QUOTE = 8; # Not escaped if quoted +my $PSTRING_CHAR = 0x10; # Valid PrintableString character +my $RFC2253_FIRST_ESC = 0x20; # Escaped with \ if first character +my $RFC2253_LAST_ESC = 0x40; # Escaped with \ if last character + +for($i = 0; $i < 128; $i++) { + # Set the RFC2253 escape characters (control) + $arr[$i] = 0; + if(($i < 32) || ($i > 126)) { + $arr[$i] |= $ESC_CTRL; + } + + # Some PrintableString characters + if( ( ( $i >= ord("a")) && ( $i <= ord("z")) ) + || ( ( $i >= ord("A")) && ( $i <= ord("Z")) ) + || ( ( $i >= ord("0")) && ( $i <= ord("9")) ) ) { + $arr[$i] |= $PSTRING_CHAR; + } +} + +# Now setup the rest + +# Remaining RFC2253 escaped characters + +$arr[ord(" ")] |= $NOESC_QUOTE | $RFC2253_FIRST_ESC | $RFC2253_LAST_ESC; +$arr[ord("#")] |= $NOESC_QUOTE | $RFC2253_FIRST_ESC; + +$arr[ord(",")] |= $NOESC_QUOTE | $RFC2253_ESC; +$arr[ord("+")] |= $NOESC_QUOTE | $RFC2253_ESC; +$arr[ord("\"")] |= $RFC2253_ESC; +$arr[ord("\\")] |= $RFC2253_ESC; +$arr[ord("<")] |= $NOESC_QUOTE | $RFC2253_ESC; +$arr[ord(">")] |= $NOESC_QUOTE | $RFC2253_ESC; +$arr[ord(";")] |= $NOESC_QUOTE | $RFC2253_ESC; + +# Remaining PrintableString characters + +$arr[ord(" ")] |= $PSTRING_CHAR; +$arr[ord("'")] |= $PSTRING_CHAR; +$arr[ord("(")] |= $PSTRING_CHAR; +$arr[ord(")")] |= $PSTRING_CHAR; +$arr[ord("+")] |= $PSTRING_CHAR; +$arr[ord(",")] |= $PSTRING_CHAR; +$arr[ord("-")] |= $PSTRING_CHAR; +$arr[ord(".")] |= $PSTRING_CHAR; +$arr[ord("/")] |= $PSTRING_CHAR; +$arr[ord(":")] |= $PSTRING_CHAR; +$arr[ord("=")] |= $PSTRING_CHAR; +$arr[ord("?")] |= $PSTRING_CHAR; + +# Now generate the C code + +print <