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FossilOrigin-Name: c53d95729c009f8f80a7d63847cef7668ff73f8af0523ab65f7734696f85399c
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7u83@mail.ru
2014-07-11 20:12:11 +00:00
parent 3234327f71
commit 2bae9358d7
136 changed files with 11071 additions and 0 deletions
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171
src/capwap/dtls_openssl_bio.c Normal file
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#include <arpa/inet.h>
#include "dtls_openssl.h"
#include "conn.h"
int dtls_openssl_bio_write(BIO *b, const char *data, int len)
{
// printf("bio_write %p %d",data,len);
struct conn * conn = b->ptr;
uint8_t buffer[2048];
*((uint32_t*)buffer)=htonl(1<<24);
memcpy(buffer+4,data,len);
int rc = conn->send_packet(conn,buffer,len+4);
if (rc<0)
return rc;
return rc-4;
}
int dtls_openssl_bio_read(BIO *b, char *out, int maxlen)
{
// printf("READER WHANT: %d\n",maxlen);
struct conn * conn = b->ptr;
struct dtls_openssl_data * dtls_data = conn->dtls_data;
// int len;
if (dtls_data->len==0){
int len = conn->recv_packet(conn,dtls_data->buffer,2048);
if (len<4)
return 0;
dtls_data->len=len-4;
dtls_data->pos=4;
// printf("DTLS_DATA_LEN: %d\n",dtls_data->len);
}
if (dtls_data->len > maxlen)
{
memcpy(out,dtls_data->buffer+dtls_data->pos,maxlen);
dtls_data->len-=maxlen;
dtls_data->pos+=maxlen;
// printf("Return %d, %d beyes left\n",maxlen,dtls_data->len);
return maxlen;
}
// printf("Return rest = %d\n",dtls_data->len);
memcpy(out,dtls_data->buffer+dtls_data->pos,dtls_data->len);
int ret = dtls_data->len;
dtls_data->len=0;
return ret;
}
int dtls_openssl_bio_new(BIO *bi)
{
bi->init = 1;
bi->num = 0;
bi->flags = 0;
bi->ptr = NULL;
return 1;
}
int dtls_openssl_bio_puts(BIO *b, const char *str)
{
return dtls_openssl_bio_write(b, str, strlen(str));
}
int dtls_openssl_bio_free(BIO *bio)
{
printf("Bio free\n");
if (bio == NULL)
return 0;
return 1;
}
long dtls_openssl_bio_ctrl(BIO *b, int cmd, long num, void *ptr)
{
long ret = 1;
// long sockopt_val = 0;
// unsigned int sockopt_len = 0;
// BIO_memory_data* pData = (BIO_memory_data*)b->ptr;
//
// printf("BIO CONTROL \n");
// exit(1);
switch (cmd)
{
case BIO_CTRL_RESET:
case BIO_CTRL_EOF:
ret = 0;
break;
case BIO_CTRL_INFO:
ret = 0;
break;
case BIO_CTRL_GET_CLOSE:
ret = 0;
break;
case BIO_CTRL_SET_CLOSE:
break;
case BIO_CTRL_WPENDING:
ret = 0;
break;
case BIO_CTRL_PENDING:
ret = 0;
break;
case BIO_CTRL_DUP:
ret = 1;
break;
case BIO_CTRL_FLUSH:
ret = 1;
break;
case BIO_CTRL_PUSH:
ret = 0;
break;
case BIO_CTRL_POP:
ret = 0;
case BIO_CTRL_DGRAM_QUERY_MTU:
{
ret = 1000;
/* sockopt_len = sizeof(sockopt_val);
if ((ret = getsockopt(pData->sock, IPPROTO_IP, IP_MTU, (void *)&sockopt_val, &sockopt_len)) < 0 || sockopt_val < 0)
{
ret = 0;
}
else
{
pData->nMtu = sockopt_val;
ret = sockopt_val;
}
break;
*/ }
case BIO_CTRL_DGRAM_GET_MTU:
ret = 1000;
// ret = pData->nMtu;
break;
case BIO_CTRL_DGRAM_SET_MTU:
// pData->nMtu = num;
// ret = num;
break;
default:
ret = 0;
break;
}
return ret;
}