- {
-#define LSIZE2 (sizeof(long)*2)
- int v1=0,v2=0,v3=0,v4=0;
- unsigned char buf[4],ibuf1[LSIZE2],ibuf2[LSIZE2];
- unsigned char ibuf3[LSIZE2],ibuf4[LSIZE2];
- 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_INTERGER passed to ASN1_INTEGER_set
- * is > sizeof(long)+1, the buffer will not be re-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;
- }
-
- 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_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;
-
- 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);
- }
-
- 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->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);
-
- 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->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);
-
- M_ASN1_I2D_finish();
- }
-
-SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, unsigned char **pp,
- long length)
- {
- int version,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(aip,d2i_ASN1_INTEGER);
- version=(int)ASN1_INTEGER_get(aip);
- if (ai.data != NULL) { Free(ai.data); ai.data=NULL; ai.length=0; }
-
- /* we don't care about the version right now :-) */
- M_ASN1_D2I_get(aip,d2i_ASN1_INTEGER);
- ssl_version=(int)ASN1_INTEGER_get(aip);
- ret->ssl_version=ssl_version;
- if (ai.data != NULL) { Free(ai.data); ai.data=NULL; ai.length=0; }
-
- os.data=NULL; os.length=0;
- M_ASN1_D2I_get(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) == 3)
- {
- 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
- {
- SSLerr(SSL_F_D2I_SSL_SESSION,SSL_R_UNKNOWN_SSL_VERSION);
- return(NULL);
- }
-
- ret->cipher=NULL;
- ret->cipher_id=id;
-
- M_ASN1_D2I_get(osp,d2i_ASN1_OCTET_STRING);
- if ((ssl_version>>8) == SSL3_VERSION)
- i=SSL3_MAX_SSL_SESSION_ID_LENGTH;
- else /* if (ssl_version == SSL2_VERSION) */
- i=SSL2_MAX_SSL_SESSION_ID_LENGTH;
-
- if (os.length > i)
- os.length=i;
-
- ret->session_id_length=os.length;
- memcpy(ret->session_id,os.data,os.length);
-
- M_ASN1_D2I_get(osp,d2i_ASN1_OCTET_STRING);
- if (ret->master_key_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;
- 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) 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);
- Free(ai.data); ai.data=NULL; ai.length=0;
- }
- else
- ret->time=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);
- 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)
- SSLerr(SSL_F_D2I_SSL_SESSION,SSL_R_BAD_LENGTH);
- ret->sid_ctx_length=os.length;
- memcpy(ret->sid_ctx,os.data,os.length);
- Free(os.data); os.data=NULL; os.length=0;
- }
- else
- ret->sid_ctx_length=0;
-
- M_ASN1_D2I_Finish(a,SSL_SESSION_free,SSL_F_D2I_SSL_SESSION);
- }