diff options
Diffstat (limited to 'ssl/ssl_asn1.c')
-rw-r--r-- | ssl/ssl_asn1.c | 828 |
1 files changed, 408 insertions, 420 deletions
diff --git a/ssl/ssl_asn1.c b/ssl/ssl_asn1.c index df8ec82ebf..0226c1749f 100644 --- a/ssl/ssl_asn1.c +++ b/ssl/ssl_asn1.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 @@ -63,452 +63,440 @@ #include <openssl/objects.h> #include <openssl/x509.h> -typedef struct ssl_session_asn1_st - { - ASN1_INTEGER version; - ASN1_INTEGER ssl_version; - ASN1_OCTET_STRING cipher; - ASN1_OCTET_STRING comp_id; - ASN1_OCTET_STRING master_key; - ASN1_OCTET_STRING session_id; - ASN1_OCTET_STRING session_id_context; - ASN1_OCTET_STRING key_arg; +typedef struct ssl_session_asn1_st { + ASN1_INTEGER version; + ASN1_INTEGER ssl_version; + ASN1_OCTET_STRING cipher; + ASN1_OCTET_STRING comp_id; + ASN1_OCTET_STRING master_key; + ASN1_OCTET_STRING session_id; + ASN1_OCTET_STRING session_id_context; + ASN1_OCTET_STRING key_arg; #ifndef OPENSSL_NO_KRB5 - ASN1_OCTET_STRING krb5_princ; -#endif /* OPENSSL_NO_KRB5 */ - ASN1_INTEGER time; - ASN1_INTEGER timeout; - ASN1_INTEGER verify_result; + ASN1_OCTET_STRING krb5_princ; +#endif /* OPENSSL_NO_KRB5 */ + ASN1_INTEGER time; + ASN1_INTEGER timeout; + ASN1_INTEGER verify_result; #ifndef OPENSSL_NO_TLSEXT - ASN1_OCTET_STRING tlsext_hostname; - ASN1_INTEGER tlsext_tick_lifetime; - ASN1_OCTET_STRING tlsext_tick; -#endif /* OPENSSL_NO_TLSEXT */ - } SSL_SESSION_ASN1; + ASN1_OCTET_STRING tlsext_hostname; + ASN1_INTEGER tlsext_tick_lifetime; + ASN1_OCTET_STRING tlsext_tick; +#endif /* OPENSSL_NO_TLSEXT */ +} SSL_SESSION_ASN1; int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp) - { +{ #define LSIZE2 (sizeof(long)*2) - int v1=0,v2=0,v3=0,v4=0,v5=0; - unsigned char buf[4],ibuf1[LSIZE2],ibuf2[LSIZE2]; - unsigned char ibuf3[LSIZE2],ibuf4[LSIZE2],ibuf5[LSIZE2]; + int v1 = 0, v2 = 0, v3 = 0, v4 = 0, v5 = 0; + unsigned char buf[4], ibuf1[LSIZE2], ibuf2[LSIZE2]; + unsigned char ibuf3[LSIZE2], ibuf4[LSIZE2], ibuf5[LSIZE2]; #ifndef OPENSSL_NO_TLSEXT - int v6=0,v9=0,v10=0; - unsigned char ibuf6[LSIZE2]; + int v6 = 0, v9 = 0, v10 = 0; + unsigned char ibuf6[LSIZE2]; #endif #ifndef OPENSSL_NO_COMP - int v11=0; - unsigned char cbuf; + int v11 = 0; + unsigned char cbuf; #endif - long l; - SSL_SESSION_ASN1 a; - M_ASN1_I2D_vars(in); - - if ((in == NULL) || ((in->cipher == NULL) && (in->cipher_id == 0))) - return(0); - - /* Note that I cheat in the following 2 assignments. I know - * that if the ASN1_INTEGER passed to ASN1_INTEGER_set - * is > sizeof(long)+1, the buffer will not be re-OPENSSL_malloc()ed. - * This is a bit evil but makes things simple, no dynamic allocation - * to clean up :-) */ - a.version.length=LSIZE2; - a.version.type=V_ASN1_INTEGER; - a.version.data=ibuf1; - ASN1_INTEGER_set(&(a.version),SSL_SESSION_ASN1_VERSION); - - a.ssl_version.length=LSIZE2; - a.ssl_version.type=V_ASN1_INTEGER; - a.ssl_version.data=ibuf2; - ASN1_INTEGER_set(&(a.ssl_version),in->ssl_version); - - a.cipher.type=V_ASN1_OCTET_STRING; - a.cipher.data=buf; - - if (in->cipher == NULL) - l=in->cipher_id; - else - l=in->cipher->id; - if (in->ssl_version == SSL2_VERSION) - { - a.cipher.length=3; - buf[0]=((unsigned char)(l>>16L))&0xff; - buf[1]=((unsigned char)(l>> 8L))&0xff; - buf[2]=((unsigned char)(l ))&0xff; - } - else - { - a.cipher.length=2; - buf[0]=((unsigned char)(l>>8L))&0xff; - buf[1]=((unsigned char)(l ))&0xff; - } + long l; + SSL_SESSION_ASN1 a; + M_ASN1_I2D_vars(in); + + if ((in == NULL) || ((in->cipher == NULL) && (in->cipher_id == 0))) + return (0); + + /* + * Note that I cheat in the following 2 assignments. I know that if the + * ASN1_INTEGER passed to ASN1_INTEGER_set is > sizeof(long)+1, the + * buffer will not be re-OPENSSL_malloc()ed. This is a bit evil but makes + * things simple, no dynamic allocation to clean up :-) + */ + a.version.length = LSIZE2; + a.version.type = V_ASN1_INTEGER; + a.version.data = ibuf1; + ASN1_INTEGER_set(&(a.version), SSL_SESSION_ASN1_VERSION); + + a.ssl_version.length = LSIZE2; + a.ssl_version.type = V_ASN1_INTEGER; + a.ssl_version.data = ibuf2; + ASN1_INTEGER_set(&(a.ssl_version), in->ssl_version); + + a.cipher.type = V_ASN1_OCTET_STRING; + a.cipher.data = buf; + + if (in->cipher == NULL) + l = in->cipher_id; + else + l = in->cipher->id; + if (in->ssl_version == SSL2_VERSION) { + a.cipher.length = 3; + buf[0] = ((unsigned char)(l >> 16L)) & 0xff; + buf[1] = ((unsigned char)(l >> 8L)) & 0xff; + buf[2] = ((unsigned char)(l)) & 0xff; + } else { + a.cipher.length = 2; + buf[0] = ((unsigned char)(l >> 8L)) & 0xff; + buf[1] = ((unsigned char)(l)) & 0xff; + } #ifndef OPENSSL_NO_COMP - if (in->compress_meth) - { - cbuf = (unsigned char)in->compress_meth; - a.comp_id.length = 1; - a.comp_id.type = V_ASN1_OCTET_STRING; - a.comp_id.data = &cbuf; - } + if (in->compress_meth) { + cbuf = (unsigned char)in->compress_meth; + a.comp_id.length = 1; + a.comp_id.type = V_ASN1_OCTET_STRING; + a.comp_id.data = &cbuf; + } #endif - a.master_key.length=in->master_key_length; - a.master_key.type=V_ASN1_OCTET_STRING; - a.master_key.data=in->master_key; + a.master_key.length = in->master_key_length; + a.master_key.type = V_ASN1_OCTET_STRING; + a.master_key.data = in->master_key; - a.session_id.length=in->session_id_length; - a.session_id.type=V_ASN1_OCTET_STRING; - a.session_id.data=in->session_id; + a.session_id.length = in->session_id_length; + a.session_id.type = V_ASN1_OCTET_STRING; + a.session_id.data = in->session_id; - a.session_id_context.length=in->sid_ctx_length; - a.session_id_context.type=V_ASN1_OCTET_STRING; - a.session_id_context.data=in->sid_ctx; + a.session_id_context.length = in->sid_ctx_length; + a.session_id_context.type = V_ASN1_OCTET_STRING; + a.session_id_context.data = in->sid_ctx; - a.key_arg.length=in->key_arg_length; - a.key_arg.type=V_ASN1_OCTET_STRING; - a.key_arg.data=in->key_arg; + a.key_arg.length = in->key_arg_length; + a.key_arg.type = V_ASN1_OCTET_STRING; + a.key_arg.data = in->key_arg; #ifndef OPENSSL_NO_KRB5 - if (in->krb5_client_princ_len) - { - a.krb5_princ.length=in->krb5_client_princ_len; - a.krb5_princ.type=V_ASN1_OCTET_STRING; - a.krb5_princ.data=in->krb5_client_princ; - } -#endif /* OPENSSL_NO_KRB5 */ - - if (in->time != 0L) - { - a.time.length=LSIZE2; - a.time.type=V_ASN1_INTEGER; - a.time.data=ibuf3; - ASN1_INTEGER_set(&(a.time),in->time); - } - - if (in->timeout != 0L) - { - a.timeout.length=LSIZE2; - a.timeout.type=V_ASN1_INTEGER; - a.timeout.data=ibuf4; - ASN1_INTEGER_set(&(a.timeout),in->timeout); - } - - if (in->verify_result != X509_V_OK) - { - a.verify_result.length=LSIZE2; - a.verify_result.type=V_ASN1_INTEGER; - a.verify_result.data=ibuf5; - ASN1_INTEGER_set(&a.verify_result,in->verify_result); - } - + if (in->krb5_client_princ_len) { + a.krb5_princ.length = in->krb5_client_princ_len; + a.krb5_princ.type = V_ASN1_OCTET_STRING; + a.krb5_princ.data = in->krb5_client_princ; + } +#endif /* OPENSSL_NO_KRB5 */ + + if (in->time != 0L) { + a.time.length = LSIZE2; + a.time.type = V_ASN1_INTEGER; + a.time.data = ibuf3; + ASN1_INTEGER_set(&(a.time), in->time); + } + + if (in->timeout != 0L) { + a.timeout.length = LSIZE2; + a.timeout.type = V_ASN1_INTEGER; + a.timeout.data = ibuf4; + ASN1_INTEGER_set(&(a.timeout), in->timeout); + } + + if (in->verify_result != X509_V_OK) { + a.verify_result.length = LSIZE2; + a.verify_result.type = V_ASN1_INTEGER; + a.verify_result.data = ibuf5; + ASN1_INTEGER_set(&a.verify_result, in->verify_result); + } #ifndef OPENSSL_NO_TLSEXT - if (in->tlsext_hostname) - { - a.tlsext_hostname.length=strlen(in->tlsext_hostname); - a.tlsext_hostname.type=V_ASN1_OCTET_STRING; - a.tlsext_hostname.data=(unsigned char *)in->tlsext_hostname; - } - if (in->tlsext_tick) - { - a.tlsext_tick.length= in->tlsext_ticklen; - a.tlsext_tick.type=V_ASN1_OCTET_STRING; - a.tlsext_tick.data=(unsigned char *)in->tlsext_tick; - } - if (in->tlsext_tick_lifetime_hint > 0) - { - a.tlsext_tick_lifetime.length=LSIZE2; - a.tlsext_tick_lifetime.type=V_ASN1_INTEGER; - a.tlsext_tick_lifetime.data=ibuf6; - ASN1_INTEGER_set(&a.tlsext_tick_lifetime,in->tlsext_tick_lifetime_hint); - } -#endif /* OPENSSL_NO_TLSEXT */ - M_ASN1_I2D_len(&(a.version), i2d_ASN1_INTEGER); - M_ASN1_I2D_len(&(a.ssl_version), i2d_ASN1_INTEGER); - M_ASN1_I2D_len(&(a.cipher), i2d_ASN1_OCTET_STRING); - M_ASN1_I2D_len(&(a.session_id), i2d_ASN1_OCTET_STRING); - M_ASN1_I2D_len(&(a.master_key), i2d_ASN1_OCTET_STRING); + if (in->tlsext_hostname) { + a.tlsext_hostname.length = strlen(in->tlsext_hostname); + a.tlsext_hostname.type = V_ASN1_OCTET_STRING; + a.tlsext_hostname.data = (unsigned char *)in->tlsext_hostname; + } + if (in->tlsext_tick) { + a.tlsext_tick.length = in->tlsext_ticklen; + a.tlsext_tick.type = V_ASN1_OCTET_STRING; + a.tlsext_tick.data = (unsigned char *)in->tlsext_tick; + } + if (in->tlsext_tick_lifetime_hint > 0) { + a.tlsext_tick_lifetime.length = LSIZE2; + a.tlsext_tick_lifetime.type = V_ASN1_INTEGER; + a.tlsext_tick_lifetime.data = ibuf6; + ASN1_INTEGER_set(&a.tlsext_tick_lifetime, + in->tlsext_tick_lifetime_hint); + } +#endif /* OPENSSL_NO_TLSEXT */ + M_ASN1_I2D_len(&(a.version), i2d_ASN1_INTEGER); + M_ASN1_I2D_len(&(a.ssl_version), i2d_ASN1_INTEGER); + M_ASN1_I2D_len(&(a.cipher), i2d_ASN1_OCTET_STRING); + M_ASN1_I2D_len(&(a.session_id), i2d_ASN1_OCTET_STRING); + M_ASN1_I2D_len(&(a.master_key), i2d_ASN1_OCTET_STRING); #ifndef OPENSSL_NO_KRB5 - if (in->krb5_client_princ_len) - M_ASN1_I2D_len(&(a.krb5_princ), i2d_ASN1_OCTET_STRING); -#endif /* OPENSSL_NO_KRB5 */ - if (in->key_arg_length > 0) - M_ASN1_I2D_len_IMP_opt(&(a.key_arg),i2d_ASN1_OCTET_STRING); - if (in->time != 0L) - M_ASN1_I2D_len_EXP_opt(&(a.time),i2d_ASN1_INTEGER,1,v1); - if (in->timeout != 0L) - M_ASN1_I2D_len_EXP_opt(&(a.timeout),i2d_ASN1_INTEGER,2,v2); - if (in->peer != NULL) - M_ASN1_I2D_len_EXP_opt(in->peer,i2d_X509,3,v3); - M_ASN1_I2D_len_EXP_opt(&a.session_id_context,i2d_ASN1_OCTET_STRING,4,v4); - if (in->verify_result != X509_V_OK) - M_ASN1_I2D_len_EXP_opt(&(a.verify_result),i2d_ASN1_INTEGER,5,v5); + if (in->krb5_client_princ_len) + M_ASN1_I2D_len(&(a.krb5_princ), i2d_ASN1_OCTET_STRING); +#endif /* OPENSSL_NO_KRB5 */ + if (in->key_arg_length > 0) + M_ASN1_I2D_len_IMP_opt(&(a.key_arg), i2d_ASN1_OCTET_STRING); + if (in->time != 0L) + M_ASN1_I2D_len_EXP_opt(&(a.time), i2d_ASN1_INTEGER, 1, v1); + if (in->timeout != 0L) + M_ASN1_I2D_len_EXP_opt(&(a.timeout), i2d_ASN1_INTEGER, 2, v2); + if (in->peer != NULL) + M_ASN1_I2D_len_EXP_opt(in->peer, i2d_X509, 3, v3); + M_ASN1_I2D_len_EXP_opt(&a.session_id_context, i2d_ASN1_OCTET_STRING, 4, + v4); + if (in->verify_result != X509_V_OK) + M_ASN1_I2D_len_EXP_opt(&(a.verify_result), i2d_ASN1_INTEGER, 5, v5); #ifndef OPENSSL_NO_TLSEXT - if (in->tlsext_tick_lifetime_hint > 0) - M_ASN1_I2D_len_EXP_opt(&a.tlsext_tick_lifetime, i2d_ASN1_INTEGER,9,v9); - if (in->tlsext_tick) - M_ASN1_I2D_len_EXP_opt(&(a.tlsext_tick), i2d_ASN1_OCTET_STRING,10,v10); - if (in->tlsext_hostname) - M_ASN1_I2D_len_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING,6,v6); -#ifndef OPENSSL_NO_COMP - if (in->compress_meth) - M_ASN1_I2D_len_EXP_opt(&(a.comp_id), i2d_ASN1_OCTET_STRING,11,v11); -#endif -#endif /* OPENSSL_NO_TLSEXT */ - M_ASN1_I2D_seq_total(); - - M_ASN1_I2D_put(&(a.version), i2d_ASN1_INTEGER); - M_ASN1_I2D_put(&(a.ssl_version), i2d_ASN1_INTEGER); - M_ASN1_I2D_put(&(a.cipher), i2d_ASN1_OCTET_STRING); - M_ASN1_I2D_put(&(a.session_id), i2d_ASN1_OCTET_STRING); - M_ASN1_I2D_put(&(a.master_key), i2d_ASN1_OCTET_STRING); + if (in->tlsext_tick_lifetime_hint > 0) + M_ASN1_I2D_len_EXP_opt(&a.tlsext_tick_lifetime, i2d_ASN1_INTEGER, 9, + v9); + if (in->tlsext_tick) + M_ASN1_I2D_len_EXP_opt(&(a.tlsext_tick), i2d_ASN1_OCTET_STRING, 10, + v10); + if (in->tlsext_hostname) + M_ASN1_I2D_len_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING, 6, + v6); +# ifndef OPENSSL_NO_COMP + if (in->compress_meth) + M_ASN1_I2D_len_EXP_opt(&(a.comp_id), i2d_ASN1_OCTET_STRING, 11, v11); +# endif +#endif /* OPENSSL_NO_TLSEXT */ + M_ASN1_I2D_seq_total(); + + M_ASN1_I2D_put(&(a.version), i2d_ASN1_INTEGER); + M_ASN1_I2D_put(&(a.ssl_version), i2d_ASN1_INTEGER); + M_ASN1_I2D_put(&(a.cipher), i2d_ASN1_OCTET_STRING); + M_ASN1_I2D_put(&(a.session_id), i2d_ASN1_OCTET_STRING); + M_ASN1_I2D_put(&(a.master_key), i2d_ASN1_OCTET_STRING); #ifndef OPENSSL_NO_KRB5 - if (in->krb5_client_princ_len) - M_ASN1_I2D_put(&(a.krb5_princ), i2d_ASN1_OCTET_STRING); -#endif /* OPENSSL_NO_KRB5 */ - if (in->key_arg_length > 0) - M_ASN1_I2D_put_IMP_opt(&(a.key_arg),i2d_ASN1_OCTET_STRING,0); - if (in->time != 0L) - M_ASN1_I2D_put_EXP_opt(&(a.time),i2d_ASN1_INTEGER,1,v1); - if (in->timeout != 0L) - M_ASN1_I2D_put_EXP_opt(&(a.timeout),i2d_ASN1_INTEGER,2,v2); - if (in->peer != NULL) - M_ASN1_I2D_put_EXP_opt(in->peer,i2d_X509,3,v3); - M_ASN1_I2D_put_EXP_opt(&a.session_id_context,i2d_ASN1_OCTET_STRING,4, - v4); - if (in->verify_result != X509_V_OK) - M_ASN1_I2D_put_EXP_opt(&a.verify_result,i2d_ASN1_INTEGER,5,v5); + if (in->krb5_client_princ_len) + M_ASN1_I2D_put(&(a.krb5_princ), i2d_ASN1_OCTET_STRING); +#endif /* OPENSSL_NO_KRB5 */ + if (in->key_arg_length > 0) + M_ASN1_I2D_put_IMP_opt(&(a.key_arg), i2d_ASN1_OCTET_STRING, 0); + if (in->time != 0L) + M_ASN1_I2D_put_EXP_opt(&(a.time), i2d_ASN1_INTEGER, 1, v1); + if (in->timeout != 0L) + M_ASN1_I2D_put_EXP_opt(&(a.timeout), i2d_ASN1_INTEGER, 2, v2); + if (in->peer != NULL) + M_ASN1_I2D_put_EXP_opt(in->peer, i2d_X509, 3, v3); + M_ASN1_I2D_put_EXP_opt(&a.session_id_context, i2d_ASN1_OCTET_STRING, 4, + v4); + if (in->verify_result != X509_V_OK) + M_ASN1_I2D_put_EXP_opt(&a.verify_result, i2d_ASN1_INTEGER, 5, v5); #ifndef OPENSSL_NO_TLSEXT - if (in->tlsext_hostname) - M_ASN1_I2D_put_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING,6,v6); - if (in->tlsext_tick_lifetime_hint > 0) - M_ASN1_I2D_put_EXP_opt(&a.tlsext_tick_lifetime, i2d_ASN1_INTEGER,9,v9); - if (in->tlsext_tick) - M_ASN1_I2D_put_EXP_opt(&(a.tlsext_tick), i2d_ASN1_OCTET_STRING,10,v10); -#endif /* OPENSSL_NO_TLSEXT */ + if (in->tlsext_hostname) + M_ASN1_I2D_put_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING, 6, + v6); + if (in->tlsext_tick_lifetime_hint > 0) + M_ASN1_I2D_put_EXP_opt(&a.tlsext_tick_lifetime, i2d_ASN1_INTEGER, 9, + v9); + if (in->tlsext_tick) + M_ASN1_I2D_put_EXP_opt(&(a.tlsext_tick), i2d_ASN1_OCTET_STRING, 10, + v10); +#endif /* OPENSSL_NO_TLSEXT */ #ifndef OPENSSL_NO_COMP - if (in->compress_meth) - M_ASN1_I2D_put_EXP_opt(&(a.comp_id), i2d_ASN1_OCTET_STRING,11,v11); + if (in->compress_meth) + M_ASN1_I2D_put_EXP_opt(&(a.comp_id), i2d_ASN1_OCTET_STRING, 11, v11); #endif - M_ASN1_I2D_finish(); - } + M_ASN1_I2D_finish(); +} SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp, - long length) - { - int ssl_version=0,i; - long id; - ASN1_INTEGER ai,*aip; - ASN1_OCTET_STRING os,*osp; - M_ASN1_D2I_vars(a,SSL_SESSION *,SSL_SESSION_new); - - aip= &ai; - osp= &os; - - M_ASN1_D2I_Init(); - M_ASN1_D2I_start_sequence(); - - ai.data=NULL; ai.length=0; - M_ASN1_D2I_get_x(ASN1_INTEGER,aip,d2i_ASN1_INTEGER); - if (ai.data != NULL) { OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; } - - /* we don't care about the version right now :-) */ - M_ASN1_D2I_get_x(ASN1_INTEGER,aip,d2i_ASN1_INTEGER); - ssl_version=(int)ASN1_INTEGER_get(aip); - ret->ssl_version=ssl_version; - if (ai.data != NULL) { OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; } - - os.data=NULL; os.length=0; - M_ASN1_D2I_get_x(ASN1_OCTET_STRING,osp,d2i_ASN1_OCTET_STRING); - if (ssl_version == SSL2_VERSION) - { - if (os.length != 3) - { - c.error=SSL_R_CIPHER_CODE_WRONG_LENGTH; - goto err; - } - id=0x02000000L| - ((unsigned long)os.data[0]<<16L)| - ((unsigned long)os.data[1]<< 8L)| - (unsigned long)os.data[2]; - } - else if ((ssl_version>>8) >= SSL3_VERSION_MAJOR) - { - if (os.length != 2) - { - c.error=SSL_R_CIPHER_CODE_WRONG_LENGTH; - goto err; - } - id=0x03000000L| - ((unsigned long)os.data[0]<<8L)| - (unsigned long)os.data[1]; - } - else - { - c.error=SSL_R_UNKNOWN_SSL_VERSION; - goto err; - } - - ret->cipher=NULL; - ret->cipher_id=id; - - M_ASN1_D2I_get_x(ASN1_OCTET_STRING,osp,d2i_ASN1_OCTET_STRING); - if ((ssl_version>>8) >= SSL3_VERSION_MAJOR) - i=SSL3_MAX_SSL_SESSION_ID_LENGTH; - else /* if (ssl_version>>8 == SSL2_VERSION_MAJOR) */ - i=SSL2_MAX_SSL_SESSION_ID_LENGTH; - - if (os.length > i) - os.length = i; - if (os.length > (int)sizeof(ret->session_id)) /* can't happen */ - os.length = sizeof(ret->session_id); - - ret->session_id_length=os.length; - OPENSSL_assert(os.length <= (int)sizeof(ret->session_id)); - memcpy(ret->session_id,os.data,os.length); - - M_ASN1_D2I_get_x(ASN1_OCTET_STRING,osp,d2i_ASN1_OCTET_STRING); - if (os.length > SSL_MAX_MASTER_KEY_LENGTH) - ret->master_key_length=SSL_MAX_MASTER_KEY_LENGTH; - else - ret->master_key_length=os.length; - memcpy(ret->master_key,os.data,ret->master_key_length); - - os.length=0; + long length) +{ + int ssl_version = 0, i; + long id; + ASN1_INTEGER ai, *aip; + ASN1_OCTET_STRING os, *osp; + M_ASN1_D2I_vars(a, SSL_SESSION *, SSL_SESSION_new); + + aip = &ai; + osp = &os; + + M_ASN1_D2I_Init(); + M_ASN1_D2I_start_sequence(); + + ai.data = NULL; + ai.length = 0; + M_ASN1_D2I_get_x(ASN1_INTEGER, aip, d2i_ASN1_INTEGER); + if (ai.data != NULL) { + OPENSSL_free(ai.data); + ai.data = NULL; + ai.length = 0; + } + + /* we don't care about the version right now :-) */ + M_ASN1_D2I_get_x(ASN1_INTEGER, aip, d2i_ASN1_INTEGER); + ssl_version = (int)ASN1_INTEGER_get(aip); + ret->ssl_version = ssl_version; + if (ai.data != NULL) { + OPENSSL_free(ai.data); + ai.data = NULL; + ai.length = 0; + } + + os.data = NULL; + os.length = 0; + M_ASN1_D2I_get_x(ASN1_OCTET_STRING, osp, d2i_ASN1_OCTET_STRING); + if (ssl_version == SSL2_VERSION) { + if (os.length != 3) { + c.error = SSL_R_CIPHER_CODE_WRONG_LENGTH; + goto err; + } + id = 0x02000000L | + ((unsigned long)os.data[0] << 16L) | + ((unsigned long)os.data[1] << 8L) | (unsigned long)os.data[2]; + } else if ((ssl_version >> 8) >= SSL3_VERSION_MAJOR) { + if (os.length != 2) { + c.error = SSL_R_CIPHER_CODE_WRONG_LENGTH; + goto err; + } + id = 0x03000000L | + ((unsigned long)os.data[0] << 8L) | (unsigned long)os.data[1]; + } else { + c.error = SSL_R_UNKNOWN_SSL_VERSION; + goto err; + } + + ret->cipher = NULL; + ret->cipher_id = id; + + M_ASN1_D2I_get_x(ASN1_OCTET_STRING, osp, d2i_ASN1_OCTET_STRING); + if ((ssl_version >> 8) >= SSL3_VERSION_MAJOR) + i = SSL3_MAX_SSL_SESSION_ID_LENGTH; + else /* if (ssl_version>>8 == SSL2_VERSION_MAJOR) */ + i = SSL2_MAX_SSL_SESSION_ID_LENGTH; + + if (os.length > i) + os.length = i; + if (os.length > (int)sizeof(ret->session_id)) /* can't happen */ + os.length = sizeof(ret->session_id); + + ret->session_id_length = os.length; + OPENSSL_assert(os.length <= (int)sizeof(ret->session_id)); + memcpy(ret->session_id, os.data, os.length); + + M_ASN1_D2I_get_x(ASN1_OCTET_STRING, osp, d2i_ASN1_OCTET_STRING); + if (os.length > SSL_MAX_MASTER_KEY_LENGTH) + ret->master_key_length = SSL_MAX_MASTER_KEY_LENGTH; + else + ret->master_key_length = os.length; + memcpy(ret->master_key, os.data, ret->master_key_length); + + os.length = 0; #ifndef OPENSSL_NO_KRB5 - os.length=0; - M_ASN1_D2I_get_opt(osp,d2i_ASN1_OCTET_STRING,V_ASN1_OCTET_STRING); - if (os.data) - { - if (os.length > SSL_MAX_KRB5_PRINCIPAL_LENGTH) - ret->krb5_client_princ_len=0; - else - ret->krb5_client_princ_len=os.length; - memcpy(ret->krb5_client_princ,os.data,ret->krb5_client_princ_len); - OPENSSL_free(os.data); - os.data = NULL; - os.length = 0; - } - else - ret->krb5_client_princ_len=0; -#endif /* OPENSSL_NO_KRB5 */ - - M_ASN1_D2I_get_IMP_opt(osp,d2i_ASN1_OCTET_STRING,0,V_ASN1_OCTET_STRING); - if (os.length > SSL_MAX_KEY_ARG_LENGTH) - ret->key_arg_length=SSL_MAX_KEY_ARG_LENGTH; - else - ret->key_arg_length=os.length; - memcpy(ret->key_arg,os.data,ret->key_arg_length); - if (os.data != NULL) OPENSSL_free(os.data); - - ai.length=0; - M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,1); - if (ai.data != NULL) - { - ret->time=ASN1_INTEGER_get(aip); - OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; - } - else - ret->time=(unsigned long)time(NULL); - - ai.length=0; - M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,2); - if (ai.data != NULL) - { - ret->timeout=ASN1_INTEGER_get(aip); - OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; - } - else - ret->timeout=3; - - if (ret->peer != NULL) - { - X509_free(ret->peer); - ret->peer=NULL; - } - M_ASN1_D2I_get_EXP_opt(ret->peer,d2i_X509,3); - - os.length=0; - os.data=NULL; - M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,4); - - if(os.data != NULL) - { - if (os.length > SSL_MAX_SID_CTX_LENGTH) - { - c.error=SSL_R_BAD_LENGTH; - goto err; - } - else - { - ret->sid_ctx_length=os.length; - memcpy(ret->sid_ctx,os.data,os.length); - } - OPENSSL_free(os.data); os.data=NULL; os.length=0; - } - else - ret->sid_ctx_length=0; - - ai.length=0; - M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,5); - if (ai.data != NULL) - { - ret->verify_result=ASN1_INTEGER_get(aip); - OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; - } - else - ret->verify_result=X509_V_OK; + os.length = 0; + M_ASN1_D2I_get_opt(osp, d2i_ASN1_OCTET_STRING, V_ASN1_OCTET_STRING); + if (os.data) { + if (os.length > SSL_MAX_KRB5_PRINCIPAL_LENGTH) + ret->krb5_client_princ_len = 0; + else + ret->krb5_client_princ_len = os.length; + memcpy(ret->krb5_client_princ, os.data, ret->krb5_client_princ_len); + OPENSSL_free(os.data); + os.data = NULL; + os.length = 0; + } else + ret->krb5_client_princ_len = 0; +#endif /* OPENSSL_NO_KRB5 */ + + M_ASN1_D2I_get_IMP_opt(osp, d2i_ASN1_OCTET_STRING, 0, + V_ASN1_OCTET_STRING); + if (os.length > SSL_MAX_KEY_ARG_LENGTH) + ret->key_arg_length = SSL_MAX_KEY_ARG_LENGTH; + else + ret->key_arg_length = os.length; + memcpy(ret->key_arg, os.data, ret->key_arg_length); + if (os.data != NULL) + OPENSSL_free(os.data); + + ai.length = 0; + M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 1); + if (ai.data != NULL) { + ret->time = ASN1_INTEGER_get(aip); + OPENSSL_free(ai.data); + ai.data = NULL; + ai.length = 0; + } else + ret->time = (unsigned long)time(NULL); + + ai.length = 0; + M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 2); + if (ai.data != NULL) { + ret->timeout = ASN1_INTEGER_get(aip); + OPENSSL_free(ai.data); + ai.data = NULL; + ai.length = 0; + } else + ret->timeout = 3; + + if (ret->peer != NULL) { + X509_free(ret->peer); + ret->peer = NULL; + } + M_ASN1_D2I_get_EXP_opt(ret->peer, d2i_X509, 3); + + os.length = 0; + os.data = NULL; + M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 4); + + if (os.data != NULL) { + if (os.length > SSL_MAX_SID_CTX_LENGTH) { + c.error = SSL_R_BAD_LENGTH; + goto err; + } else { + ret->sid_ctx_length = os.length; + memcpy(ret->sid_ctx, os.data, os.length); + } + OPENSSL_free(os.data); + os.data = NULL; + os.length = 0; + } else + ret->sid_ctx_length = 0; + + ai.length = 0; + M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 5); + if (ai.data != NULL) { + ret->verify_result = ASN1_INTEGER_get(aip); + OPENSSL_free(ai.data); + ai.data = NULL; + ai.length = 0; + } else + ret->verify_result = X509_V_OK; #ifndef OPENSSL_NO_TLSEXT - os.length=0; - os.data=NULL; - M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,6); - if (os.data) - { - ret->tlsext_hostname = BUF_strndup((char *)os.data, os.length); - OPENSSL_free(os.data); - os.data = NULL; - os.length = 0; - } - else - ret->tlsext_hostname=NULL; - ai.length=0; - M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,9); - if (ai.data != NULL) - { - ret->tlsext_tick_lifetime_hint=ASN1_INTEGER_get(aip); - OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; - } - else if (ret->tlsext_ticklen && ret->session_id_length) - ret->tlsext_tick_lifetime_hint = -1; - else - ret->tlsext_tick_lifetime_hint = 0; - os.length=0; - os.data=NULL; - M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,10); - if (os.data) - { - ret->tlsext_tick = os.data; - ret->tlsext_ticklen = os.length; - os.data = NULL; - os.length = 0; - } - else - ret->tlsext_tick=NULL; -#endif /* OPENSSL_NO_TLSEXT */ + os.length = 0; + os.data = NULL; + M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 6); + if (os.data) { + ret->tlsext_hostname = BUF_strndup((char *)os.data, os.length); + OPENSSL_free(os.data); + os.data = NULL; + os.length = 0; + } else + ret->tlsext_hostname = NULL; + ai.length = 0; + M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 9); + if (ai.data != NULL) { + ret->tlsext_tick_lifetime_hint = ASN1_INTEGER_get(aip); + OPENSSL_free(ai.data); + ai.data = NULL; + ai.length = 0; + } else if (ret->tlsext_ticklen && ret->session_id_length) + ret->tlsext_tick_lifetime_hint = -1; + else + ret->tlsext_tick_lifetime_hint = 0; + os.length = 0; + os.data = NULL; + M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 10); + if (os.data) { + ret->tlsext_tick = os.data; + ret->tlsext_ticklen = os.length; + os.data = NULL; + os.length = 0; + } else + ret->tlsext_tick = NULL; +#endif /* OPENSSL_NO_TLSEXT */ #ifndef OPENSSL_NO_COMP - os.length=0; - os.data=NULL; - M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,11); - if (os.data) - { - ret->compress_meth = os.data[0]; - OPENSSL_free(os.data); - os.data = NULL; - } + os.length = 0; + os.data = NULL; + M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 11); + if (os.data) { + ret->compress_meth = os.data[0]; + OPENSSL_free(os.data); + os.data = NULL; + } #endif - M_ASN1_D2I_Finish(a,SSL_SESSION_free,SSL_F_D2I_SSL_SESSION); - } + M_ASN1_D2I_Finish(a, SSL_SESSION_free, SSL_F_D2I_SSL_SESSION); +} |