/* crypto/asn1/t_pkey.c */ /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) * 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.] */ #include #include "cryptlib.h" #include #include #ifndef NO_RSA #include #endif #ifndef NO_DH #include #endif #ifndef NO_DSA #include #endif static int print(BIO *fp,const char *str,BIGNUM *num, unsigned char *buf,int off); #ifndef NO_RSA #ifndef NO_FP_API int RSA_print_fp(FILE *fp, RSA *x, int off) { BIO *b; int ret; if ((b=BIO_new(BIO_s_file())) == NULL) { RSAerr(RSA_F_RSA_PRINT_FP,ERR_R_BUF_LIB); return(0); } BIO_set_fp(b,fp,BIO_NOCLOSE); ret=RSA_print(b,x,off); BIO_free(b); return(ret); } #endif int RSA_print(BIO *bp, RSA *x, int off) { char str[128]; const char *s; unsigned char *m=NULL; int i,ret=0; i=RSA_size(x); m=(unsigned char *)OPENSSL_malloc((unsigned int)i+10); if (m == NULL) { RSAerr(RSA_F_RSA_PRINT,ERR_R_MALLOC_FAILURE); goto err; } if (off) { if (off > 128) off=128; memset(str,' ',off); } if (x->d != NULL) { if (off && (BIO_write(bp,str,off) <= 0)) goto err; if (BIO_printf(bp,"Private-Key: (%d bit)\n",BN_num_bits(x->n)) <= 0) goto err; } if (x->d == NULL) sprintf(str,"Modulus (%d bit):",BN_num_bits(x->n)); else strcpy(str,"modulus:"); if (!print(bp,str,x->n,m,off)) goto err; s=(x->d == NULL)?"Exponent:":"publicExponent:"; if (!print(bp,s,x->e,m,off)) goto err; if (!print(bp,"privateExponent:",x->d,m,off)) goto err; if (!print(bp,"prime1:",x->p,m,off)) goto err; if (!print(bp,"prime2:",x->q,m,off)) goto err; if (!print(bp,"exponent1:",x->dmp1,m,off)) goto err; if (!print(bp,"exponent2:",x->dmq1,m,off)) goto err; if (!print(bp,"coefficient:",x->iqmp,m,off)) goto err; ret=1; err: if (m != NULL) OPENSSL_free(m); return(ret); } #endif /* NO_RSA */ #ifndef NO_DSA #ifndef NO_FP_API int DSA_print_fp(FILE *fp, DSA *x, int off) { BIO *b; int ret; if ((b=BIO_new(BIO_s_file())) == NULL) { DSAerr(DSA_F_DSA_PRINT_FP,ERR_R_BUF_LIB); return(0); } BIO_set_fp(b,fp,BIO_NOCLOSE); ret=DSA_print(b,x,off); BIO_free(b); return(ret); } #endif int DSA_print(BIO *bp, DSA *x, int off) { char str[128]; unsigned char *m=NULL; int i,ret=0; BIGNUM *bn=NULL; if (x->p != NULL) bn=x->p; else if (x->priv_key != NULL) bn=x->priv_key; else if (x->pub_key != NULL) bn=x->pub_key; /* larger than needed but what the hell :-) */ if (bn != NULL) i=BN_num_bytes(bn)*2; else i=256; m=(unsigned char *)OPENSSL_malloc((unsigned int)i+10); if (m == NULL) { DSAerr(DSA_F_DSA_PRINT,ERR_R_MALLOC_FAILURE); goto err; } if (off) { if (off > 128) off=128; memset(str,' ',off); } if (x->priv_key != NULL) { if (off && (BIO_write(bp,str,off) <= 0)) goto err; if (BIO_printf(bp,"Private-Key: (%d bit)\n",BN_num_bits(x->p)) <= 0) goto err; } if ((x->priv_key != NULL) && !print(bp,"priv:",x->priv_key,m,off)) goto err; if ((x->pub_key != NULL) && !print(bp,"pub: ",x->pub_key,m,off)) goto err; if ((x->p != NULL) && !print(bp,"P: ",x->p,m,off)) goto err; if ((x->q != NULL) && !print(bp,"Q: ",x->q,m,off)) goto err; if ((x->g != NULL) && !print(bp,"G: ",x->g,m,off)) goto err; ret=1; err: if (m != NULL) OPENSSL_free(m); return(ret); } #endif /* !NO_DSA */ static int print(BIO *bp, const char *number, BIGNUM *num, unsigned char *buf, int off) { int n,i; char str[128]; const char *neg; if (num == NULL) return(1); neg=(num->neg)?"-":""; if (off) { if (off > 128) off=128; memset(str,' ',off); if (BIO_write(bp,str,off) <= 0) return(0); } if (BN_num_bytes(num) <= BN_BYTES) { if (BIO_printf(bp,"%s %s%lu (%s0x%lx)\n",number,neg, (unsigned long)num->d[0],neg,(unsigned long)num->d[0]) <= 0) return(0); } else { buf[0]=0; if (BIO_printf(bp,"%s%s",number, (neg[0] == '-')?" (Negative)":"") <= 0) return(0); n=BN_bn2bin(num,&buf[1]); if (buf[1] & 0x80) n++; else buf++; for (i=0; ip); m=(unsigned char *)OPENSSL_malloc((unsigned int)i+10); if (m == NULL) { reason=ERR_R_MALLOC_FAILURE; goto err; } if (BIO_printf(bp,"Diffie-Hellman-Parameters: (%d bit)\n", BN_num_bits(x->p)) <= 0) goto err; if (!print(bp,"prime:",x->p,m,4)) goto err; if (!print(bp,"generator:",x->g,m,4)) goto err; if (x->length != 0) { if (BIO_printf(bp," recommended-private-length: %d bits\n", (int)x->length) <= 0) goto err; } ret=1; if (0) { err: DHerr(DH_F_DHPARAMS_PRINT,reason); } if (m != NULL) OPENSSL_free(m); return(ret); } #endif #ifndef NO_DSA #ifndef NO_FP_API int DSAparams_print_fp(FILE *fp, DSA *x) { BIO *b; int ret; if ((b=BIO_new(BIO_s_file())) == NULL) { DSAerr(DSA_F_DSAPARAMS_PRINT_FP,ERR_R_BUF_LIB); return(0); } BIO_set_fp(b,fp,BIO_NOCLOSE); ret=DSAparams_print(b, x); BIO_free(b); return(ret); } #endif int DSAparams_print(BIO *bp, DSA *x) { unsigned char *m=NULL; int reason=ERR_R_BUF_LIB,i,ret=0; i=BN_num_bytes(x->p); m=(unsigned char *)OPENSSL_malloc((unsigned int)i+10); if (m == NULL) { reason=ERR_R_MALLOC_FAILURE; goto err; } if (BIO_printf(bp,"DSA-Parameters: (%d bit)\n", BN_num_bits(x->p)) <= 0) goto err; if (!print(bp,"p:",x->p,m,4)) goto err; if (!print(bp,"q:",x->q,m,4)) goto err; if (!print(bp,"g:",x->g,m,4)) goto err; ret=1; err: if (m != NULL) OPENSSL_free(m); DSAerr(DSA_F_DSAPARAMS_PRINT,reason); return(ret); } #endif /* !NO_DSA */