diff options
author | Matt Caswell <matt@openssl.org> | 2015-01-22 03:40:55 +0000 |
---|---|---|
committer | Matt Caswell <matt@openssl.org> | 2015-01-22 09:20:09 +0000 |
commit | 0f113f3ee4d629ef9a4a30911b22b224772085e5 (patch) | |
tree | e014603da5aed1d0751f587a66d6e270b6bda3de /crypto/asn1/asn1_par.c | |
parent | 22b52164aaed31d6e93dbd2d397ace041360e6aa (diff) |
Run util/openssl-format-source -v -c .
Reviewed-by: Tim Hudson <tjh@openssl.org>
Diffstat (limited to 'crypto/asn1/asn1_par.c')
-rw-r--r-- | crypto/asn1/asn1_par.c | 668 |
1 files changed, 314 insertions, 354 deletions
diff --git a/crypto/asn1/asn1_par.c b/crypto/asn1/asn1_par.c index d6ac6a583d..98cf249f61 100644 --- a/crypto/asn1/asn1_par.c +++ b/crypto/asn1/asn1_par.c @@ -5,21 +5,21 @@ * 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: @@ -34,10 +34,10 @@ * 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 + * 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 @@ -49,7 +49,7 @@ * 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 @@ -62,381 +62,341 @@ #include <openssl/objects.h> #include <openssl/asn1.h> -static int asn1_print_info(BIO *bp, int tag, int xclass,int constructed, - int indent); +static int asn1_print_info(BIO *bp, int tag, int xclass, int constructed, + int indent); static int asn1_parse2(BIO *bp, const unsigned char **pp, long length, - int offset, int depth, int indent, int dump); + int offset, int depth, int indent, int dump); static int asn1_print_info(BIO *bp, int tag, int xclass, int constructed, - int indent) - { - static const char fmt[]="%-18s"; - char str[128]; - const char *p; + int indent) +{ + static const char fmt[] = "%-18s"; + char str[128]; + const char *p; - if (constructed & V_ASN1_CONSTRUCTED) - p="cons: "; - else - p="prim: "; - if (BIO_write(bp,p,6) < 6) goto err; - BIO_indent(bp,indent,128); + if (constructed & V_ASN1_CONSTRUCTED) + p = "cons: "; + else + p = "prim: "; + if (BIO_write(bp, p, 6) < 6) + goto err; + BIO_indent(bp, indent, 128); - p=str; - if ((xclass & V_ASN1_PRIVATE) == V_ASN1_PRIVATE) - BIO_snprintf(str,sizeof str,"priv [ %d ] ",tag); - else if ((xclass & V_ASN1_CONTEXT_SPECIFIC) == V_ASN1_CONTEXT_SPECIFIC) - BIO_snprintf(str,sizeof str,"cont [ %d ]",tag); - else if ((xclass & V_ASN1_APPLICATION) == V_ASN1_APPLICATION) - BIO_snprintf(str,sizeof str,"appl [ %d ]",tag); - else if (tag > 30) - BIO_snprintf(str,sizeof str,"<ASN1 %d>",tag); - else - p = ASN1_tag2str(tag); + p = str; + if ((xclass & V_ASN1_PRIVATE) == V_ASN1_PRIVATE) + BIO_snprintf(str, sizeof str, "priv [ %d ] ", tag); + else if ((xclass & V_ASN1_CONTEXT_SPECIFIC) == V_ASN1_CONTEXT_SPECIFIC) + BIO_snprintf(str, sizeof str, "cont [ %d ]", tag); + else if ((xclass & V_ASN1_APPLICATION) == V_ASN1_APPLICATION) + BIO_snprintf(str, sizeof str, "appl [ %d ]", tag); + else if (tag > 30) + BIO_snprintf(str, sizeof str, "<ASN1 %d>", tag); + else + p = ASN1_tag2str(tag); - if (BIO_printf(bp,fmt,p) <= 0) - goto err; - return(1); -err: - return(0); - } + if (BIO_printf(bp, fmt, p) <= 0) + goto err; + return (1); + err: + return (0); +} int ASN1_parse(BIO *bp, const unsigned char *pp, long len, int indent) - { - return(asn1_parse2(bp,&pp,len,0,0,indent,0)); - } +{ + return (asn1_parse2(bp, &pp, len, 0, 0, indent, 0)); +} -int ASN1_parse_dump(BIO *bp, const unsigned char *pp, long len, int indent, int dump) - { - return(asn1_parse2(bp,&pp,len,0,0,indent,dump)); - } +int ASN1_parse_dump(BIO *bp, const unsigned char *pp, long len, int indent, + int dump) +{ + return (asn1_parse2(bp, &pp, len, 0, 0, indent, dump)); +} -static int asn1_parse2(BIO *bp, const unsigned char **pp, long length, int offset, - int depth, int indent, int dump) - { - const unsigned char *p,*ep,*tot,*op,*opp; - long len; - int tag,xclass,ret=0; - int nl,hl,j,r; - ASN1_OBJECT *o=NULL; - ASN1_OCTET_STRING *os=NULL; - /* ASN1_BMPSTRING *bmp=NULL;*/ - int dump_indent; +static int asn1_parse2(BIO *bp, const unsigned char **pp, long length, + int offset, int depth, int indent, int dump) +{ + const unsigned char *p, *ep, *tot, *op, *opp; + long len; + int tag, xclass, ret = 0; + int nl, hl, j, r; + ASN1_OBJECT *o = NULL; + ASN1_OCTET_STRING *os = NULL; + /* ASN1_BMPSTRING *bmp=NULL; */ + int dump_indent; #if 0 - dump_indent = indent; + dump_indent = indent; #else - dump_indent = 6; /* Because we know BIO_dump_indent() */ + dump_indent = 6; /* Because we know BIO_dump_indent() */ #endif - p= *pp; - tot=p+length; - op=p-1; - while ((p < tot) && (op < p)) - { - op=p; - j=ASN1_get_object(&p,&len,&tag,&xclass,length); - if (j & 0x80) - { - if (BIO_write(bp,"Error in encoding\n",18) <= 0) - goto end; - ret=0; - goto end; - } - hl=(p-op); - length-=hl; - /* if j == 0x21 it is a constructed indefinite length object */ - if (BIO_printf(bp,"%5ld:",(long)offset+(long)(op- *pp)) - <= 0) goto end; + p = *pp; + tot = p + length; + op = p - 1; + while ((p < tot) && (op < p)) { + op = p; + j = ASN1_get_object(&p, &len, &tag, &xclass, length); + if (j & 0x80) { + if (BIO_write(bp, "Error in encoding\n", 18) <= 0) + goto end; + ret = 0; + goto end; + } + hl = (p - op); + length -= hl; + /* + * if j == 0x21 it is a constructed indefinite length object + */ + if (BIO_printf(bp, "%5ld:", (long)offset + (long)(op - *pp)) + <= 0) + goto end; - if (j != (V_ASN1_CONSTRUCTED | 1)) - { - if (BIO_printf(bp,"d=%-2d hl=%ld l=%4ld ", - depth,(long)hl,len) <= 0) - goto end; - } - else - { - if (BIO_printf(bp,"d=%-2d hl=%ld l=inf ", - depth,(long)hl) <= 0) - goto end; - } - if (!asn1_print_info(bp,tag,xclass,j,(indent)?depth:0)) - goto end; - if (j & V_ASN1_CONSTRUCTED) - { - ep=p+len; - if (BIO_write(bp,"\n",1) <= 0) goto end; - if (len > length) - { - BIO_printf(bp, - "length is greater than %ld\n",length); - ret=0; - goto end; - } - if ((j == 0x21) && (len == 0)) - { - for (;;) - { - r=asn1_parse2(bp,&p,(long)(tot-p), - offset+(p - *pp),depth+1, - indent,dump); - if (r == 0) { ret=0; goto end; } - if ((r == 2) || (p >= tot)) break; - } - } - else - while (p < ep) - { - r=asn1_parse2(bp,&p,(long)len, - offset+(p - *pp),depth+1, - indent,dump); - if (r == 0) { ret=0; goto end; } - } - } - else if (xclass != 0) - { - p+=len; - if (BIO_write(bp,"\n",1) <= 0) goto end; - } - else - { - nl=0; - if ( (tag == V_ASN1_PRINTABLESTRING) || - (tag == V_ASN1_T61STRING) || - (tag == V_ASN1_IA5STRING) || - (tag == V_ASN1_VISIBLESTRING) || - (tag == V_ASN1_NUMERICSTRING) || - (tag == V_ASN1_UTF8STRING) || - (tag == V_ASN1_UTCTIME) || - (tag == V_ASN1_GENERALIZEDTIME)) - { - if (BIO_write(bp,":",1) <= 0) goto end; - if ((len > 0) && - BIO_write(bp,(const char *)p,(int)len) - != (int)len) - goto end; - } - else if (tag == V_ASN1_OBJECT) - { - opp=op; - if (d2i_ASN1_OBJECT(&o,&opp,len+hl) != NULL) - { - if (BIO_write(bp,":",1) <= 0) goto end; - i2a_ASN1_OBJECT(bp,o); - } - else - { - if (BIO_write(bp,":BAD OBJECT",11) <= 0) - goto end; - } - } - else if (tag == V_ASN1_BOOLEAN) - { - int ii; + if (j != (V_ASN1_CONSTRUCTED | 1)) { + if (BIO_printf(bp, "d=%-2d hl=%ld l=%4ld ", + depth, (long)hl, len) <= 0) + goto end; + } else { + if (BIO_printf(bp, "d=%-2d hl=%ld l=inf ", depth, (long)hl) <= 0) + goto end; + } + if (!asn1_print_info(bp, tag, xclass, j, (indent) ? depth : 0)) + goto end; + if (j & V_ASN1_CONSTRUCTED) { + ep = p + len; + if (BIO_write(bp, "\n", 1) <= 0) + goto end; + if (len > length) { + BIO_printf(bp, "length is greater than %ld\n", length); + ret = 0; + goto end; + } + if ((j == 0x21) && (len == 0)) { + for (;;) { + r = asn1_parse2(bp, &p, (long)(tot - p), + offset + (p - *pp), depth + 1, + indent, dump); + if (r == 0) { + ret = 0; + goto end; + } + if ((r == 2) || (p >= tot)) + break; + } + } else + while (p < ep) { + r = asn1_parse2(bp, &p, (long)len, + offset + (p - *pp), depth + 1, + indent, dump); + if (r == 0) { + ret = 0; + goto end; + } + } + } else if (xclass != 0) { + p += len; + if (BIO_write(bp, "\n", 1) <= 0) + goto end; + } else { + nl = 0; + if ((tag == V_ASN1_PRINTABLESTRING) || + (tag == V_ASN1_T61STRING) || + (tag == V_ASN1_IA5STRING) || + (tag == V_ASN1_VISIBLESTRING) || + (tag == V_ASN1_NUMERICSTRING) || + (tag == V_ASN1_UTF8STRING) || + (tag == V_ASN1_UTCTIME) || (tag == V_ASN1_GENERALIZEDTIME)) { + if (BIO_write(bp, ":", 1) <= 0) + goto end; + if ((len > 0) && BIO_write(bp, (const char *)p, (int)len) + != (int)len) + goto end; + } else if (tag == V_ASN1_OBJECT) { + opp = op; + if (d2i_ASN1_OBJECT(&o, &opp, len + hl) != NULL) { + if (BIO_write(bp, ":", 1) <= 0) + goto end; + i2a_ASN1_OBJECT(bp, o); + } else { + if (BIO_write(bp, ":BAD OBJECT", 11) <= 0) + goto end; + } + } else if (tag == V_ASN1_BOOLEAN) { + int ii; - opp=op; - ii=d2i_ASN1_BOOLEAN(NULL,&opp,len+hl); - if (ii < 0) - { - if (BIO_write(bp,"Bad boolean\n",12) <= 0) - goto end; - } - BIO_printf(bp,":%d",ii); - } - else if (tag == V_ASN1_BMPSTRING) - { - /* do the BMP thang */ - } - else if (tag == V_ASN1_OCTET_STRING) - { - int i,printable=1; + opp = op; + ii = d2i_ASN1_BOOLEAN(NULL, &opp, len + hl); + if (ii < 0) { + if (BIO_write(bp, "Bad boolean\n", 12) <= 0) + goto end; + } + BIO_printf(bp, ":%d", ii); + } else if (tag == V_ASN1_BMPSTRING) { + /* do the BMP thang */ + } else if (tag == V_ASN1_OCTET_STRING) { + int i, printable = 1; - opp=op; - os=d2i_ASN1_OCTET_STRING(NULL,&opp,len+hl); - if (os != NULL && os->length > 0) - { - opp = os->data; - /* testing whether the octet string is - * printable */ - for (i=0; i<os->length; i++) - { - if (( (opp[i] < ' ') && - (opp[i] != '\n') && - (opp[i] != '\r') && - (opp[i] != '\t')) || - (opp[i] > '~')) - { - printable=0; - break; - } - } - if (printable) - /* printable string */ - { - if (BIO_write(bp,":",1) <= 0) - goto end; - if (BIO_write(bp,(const char *)opp, - os->length) <= 0) - goto end; - } - else if (!dump) - /* not printable => print octet string - * as hex dump */ - { - if (BIO_write(bp,"[HEX DUMP]:",11) <= 0) - goto end; - for (i=0; i<os->length; i++) - { - if (BIO_printf(bp,"%02X" - , opp[i]) <= 0) - goto end; - } - } - else - /* print the normal dump */ - { - if (!nl) - { - if (BIO_write(bp,"\n",1) <= 0) - goto end; - } - if (BIO_dump_indent(bp, - (const char *)opp, - ((dump == -1 || dump > - os->length)?os->length:dump), - dump_indent) <= 0) - goto end; - nl=1; - } - } - if (os != NULL) - { - M_ASN1_OCTET_STRING_free(os); - os=NULL; - } - } - else if (tag == V_ASN1_INTEGER) - { - ASN1_INTEGER *bs; - int i; + opp = op; + os = d2i_ASN1_OCTET_STRING(NULL, &opp, len + hl); + if (os != NULL && os->length > 0) { + opp = os->data; + /* + * testing whether the octet string is printable + */ + for (i = 0; i < os->length; i++) { + if (((opp[i] < ' ') && + (opp[i] != '\n') && + (opp[i] != '\r') && + (opp[i] != '\t')) || (opp[i] > '~')) { + printable = 0; + break; + } + } + if (printable) + /* printable string */ + { + if (BIO_write(bp, ":", 1) <= 0) + goto end; + if (BIO_write(bp, (const char *)opp, os->length) <= 0) + goto end; + } else if (!dump) + /* + * not printable => print octet string as hex dump + */ + { + if (BIO_write(bp, "[HEX DUMP]:", 11) <= 0) + goto end; + for (i = 0; i < os->length; i++) { + if (BIO_printf(bp, "%02X", opp[i]) <= 0) + goto end; + } + } else + /* print the normal dump */ + { + if (!nl) { + if (BIO_write(bp, "\n", 1) <= 0) + goto end; + } + if (BIO_dump_indent(bp, + (const char *)opp, + ((dump == -1 || dump > + os-> + length) ? os->length : dump), + dump_indent) <= 0) + goto end; + nl = 1; + } + } + if (os != NULL) { + M_ASN1_OCTET_STRING_free(os); + os = NULL; + } + } else if (tag == V_ASN1_INTEGER) { + ASN1_INTEGER *bs; + int i; - opp=op; - bs=d2i_ASN1_INTEGER(NULL,&opp,len+hl); - if (bs != NULL) - { - if (BIO_write(bp,":",1) <= 0) goto end; - if (bs->type == V_ASN1_NEG_INTEGER) - if (BIO_write(bp,"-",1) <= 0) - goto end; - for (i=0; i<bs->length; i++) - { - if (BIO_printf(bp,"%02X", - bs->data[i]) <= 0) - goto end; - } - if (bs->length == 0) - { - if (BIO_write(bp,"00",2) <= 0) - goto end; - } - } - else - { - if (BIO_write(bp,"BAD INTEGER",11) <= 0) - goto end; - } - M_ASN1_INTEGER_free(bs); - } - else if (tag == V_ASN1_ENUMERATED) - { - ASN1_ENUMERATED *bs; - int i; + opp = op; + bs = d2i_ASN1_INTEGER(NULL, &opp, len + hl); + if (bs != NULL) { + if (BIO_write(bp, ":", 1) <= 0) + goto end; + if (bs->type == V_ASN1_NEG_INTEGER) + if (BIO_write(bp, "-", 1) <= 0) + goto end; + for (i = 0; i < bs->length; i++) { + if (BIO_printf(bp, "%02X", bs->data[i]) <= 0) + goto end; + } + if (bs->length == 0) { + if (BIO_write(bp, "00", 2) <= 0) + goto end; + } + } else { + if (BIO_write(bp, "BAD INTEGER", 11) <= 0) + goto end; + } + M_ASN1_INTEGER_free(bs); + } else if (tag == V_ASN1_ENUMERATED) { + ASN1_ENUMERATED *bs; + int i; - opp=op; - bs=d2i_ASN1_ENUMERATED(NULL,&opp,len+hl); - if (bs != NULL) - { - if (BIO_write(bp,":",1) <= 0) goto end; - if (bs->type == V_ASN1_NEG_ENUMERATED) - if (BIO_write(bp,"-",1) <= 0) - goto end; - for (i=0; i<bs->length; i++) - { - if (BIO_printf(bp,"%02X", - bs->data[i]) <= 0) - goto end; - } - if (bs->length == 0) - { - if (BIO_write(bp,"00",2) <= 0) - goto end; - } - } - else - { - if (BIO_write(bp,"BAD ENUMERATED",11) <= 0) - goto end; - } - M_ASN1_ENUMERATED_free(bs); - } - else if (len > 0 && dump) - { - if (!nl) - { - if (BIO_write(bp,"\n",1) <= 0) - goto end; - } - if (BIO_dump_indent(bp,(const char *)p, - ((dump == -1 || dump > len)?len:dump), - dump_indent) <= 0) - goto end; - nl=1; - } + opp = op; + bs = d2i_ASN1_ENUMERATED(NULL, &opp, len + hl); + if (bs != NULL) { + if (BIO_write(bp, ":", 1) <= 0) + goto end; + if (bs->type == V_ASN1_NEG_ENUMERATED) + if (BIO_write(bp, "-", 1) <= 0) + goto end; + for (i = 0; i < bs->length; i++) { + if (BIO_printf(bp, "%02X", bs->data[i]) <= 0) + goto end; + } + if (bs->length == 0) { + if (BIO_write(bp, "00", 2) <= 0) + goto end; + } + } else { + if (BIO_write(bp, "BAD ENUMERATED", 11) <= 0) + goto end; + } + M_ASN1_ENUMERATED_free(bs); + } else if (len > 0 && dump) { + if (!nl) { + if (BIO_write(bp, "\n", 1) <= 0) + goto end; + } + if (BIO_dump_indent(bp, (const char *)p, + ((dump == -1 || dump > len) ? len : dump), + dump_indent) <= 0) + goto end; + nl = 1; + } - if (!nl) - { - if (BIO_write(bp,"\n",1) <= 0) goto end; - } - p+=len; - if ((tag == V_ASN1_EOC) && (xclass == 0)) - { - ret=2; /* End of sequence */ - goto end; - } - } - length-=len; - } - ret=1; -end: - if (o != NULL) ASN1_OBJECT_free(o); - if (os != NULL) M_ASN1_OCTET_STRING_free(os); - *pp=p; - return(ret); - } + if (!nl) { + if (BIO_write(bp, "\n", 1) <= 0) + goto end; + } + p += len; + if ((tag == V_ASN1_EOC) && (xclass == 0)) { + ret = 2; /* End of sequence */ + goto end; + } + } + length -= len; + } + ret = 1; + end: + if (o != NULL) + ASN1_OBJECT_free(o); + if (os != NULL) + M_ASN1_OCTET_STRING_free(os); + *pp = p; + return (ret); +} const char *ASN1_tag2str(int tag) { - static const char * const tag2str[] = { + static const char *const tag2str[] = { /* 0-4 */ - "EOC", "BOOLEAN", "INTEGER", "BIT STRING", "OCTET STRING", - /* 5-9 */ - "NULL", "OBJECT", "OBJECT DESCRIPTOR", "EXTERNAL", "REAL", + "EOC", "BOOLEAN", "INTEGER", "BIT STRING", "OCTET STRING", + /* 5-9 */ + "NULL", "OBJECT", "OBJECT DESCRIPTOR", "EXTERNAL", "REAL", /* 10-13 */ - "ENUMERATED", "<ASN1 11>", "UTF8STRING", "<ASN1 13>", - /* 15-17 */ - "<ASN1 14>", "<ASN1 15>", "SEQUENCE", "SET", - /* 18-20 */ - "NUMERICSTRING", "PRINTABLESTRING", "T61STRING", + "ENUMERATED", "<ASN1 11>", "UTF8STRING", "<ASN1 13>", + /* 15-17 */ + "<ASN1 14>", "<ASN1 15>", "SEQUENCE", "SET", + /* 18-20 */ + "NUMERICSTRING", "PRINTABLESTRING", "T61STRING", /* 21-24 */ - "VIDEOTEXSTRING", "IA5STRING", "UTCTIME","GENERALIZEDTIME", + "VIDEOTEXSTRING", "IA5STRING", "UTCTIME", "GENERALIZEDTIME", /* 25-27 */ - "GRAPHICSTRING", "VISIBLESTRING", "GENERALSTRING", + "GRAPHICSTRING", "VISIBLESTRING", "GENERALSTRING", /* 28-30 */ - "UNIVERSALSTRING", "<ASN1 29>", "BMPSTRING" - }; + "UNIVERSALSTRING", "<ASN1 29>", "BMPSTRING" + }; - if((tag == V_ASN1_NEG_INTEGER) || (tag == V_ASN1_NEG_ENUMERATED)) - tag &= ~0x100; + if ((tag == V_ASN1_NEG_INTEGER) || (tag == V_ASN1_NEG_ENUMERATED)) + tag &= ~0x100; - if(tag < 0 || tag > 30) return "(unknown)"; - return tag2str[tag]; + if (tag < 0 || tag > 30) + return "(unknown)"; + return tag2str[tag]; } - |