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/***************************************************************************
* Copyright (C) 2010 by lwp *
* levin108@gmail.com *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA. *
* *
* OpenSSL linking exception *
* -------------------------- *
* If you modify this Program, or any covered work, by linking or *
* combining it with the OpenSSL project's "OpenSSL" library (or a *
* modified version of that library), containing parts covered by *
* the terms of OpenSSL/SSLeay license, the licensors of this *
* Program grant you additional permission to convey the resulting *
* work. Corresponding Source for a non-source form of such a *
* combination shall include the source code for the parts of the *
* OpenSSL library used as well as that of the covered work. *
***************************************************************************/
#include <openfetion.h>
#include <openssl/md5.h>
#include <libgen.h>
#define GUID "9741dc51-43d3-448b-bfc2-dbf4661a27f7"
#define SESSIONID "xz4BBcV9741dc5143d3448bbfc2dbf4661a27f7"
Share *fetion_share_new(const char *sipuri)
{
Share *share = (Share*)malloc(sizeof(Share));
memset(share , 0 , sizeof(Share));
strcpy(share->sipuri , sipuri);
return share;
}
Share *fetion_share_new_with_path(const char *sipuri , const char *absolutePath)
{
Share *share = (Share*)malloc(sizeof(Share));
char *name = NULL;
char *md5 = NULL;
memset(share , 0 , sizeof(Share));
strcpy(share->guid , GUID);
strcpy(share->sessionid , SESSIONID);
strcpy(share->sipuri , sipuri);
strcpy(share->absolutePath , absolutePath);
name = basename((char*)absolutePath);
strcpy(share->filename , name);
share->filesize = fetion_share_get_filesize(absolutePath);
md5 = fetion_share_compute_md5(absolutePath);
strcpy(share->md5 , md5);
free(md5);
return share;
}
static char* generate_share_request_body(Share *share)
{
xmlChar *buf = NULL;
xmlDocPtr doc;
xmlNodePtr node , fnode , root;
char size[16];
char body[] = "<share-content></share-content>";
doc = xmlParseMemory(body , strlen(body));
root = xmlDocGetRootElement(doc);
xmlNewProp(root , BAD_CAST "id" , BAD_CAST share->guid);
node = xmlNewChild(root , NULL , BAD_CAST "caps" , NULL);
xmlNewProp(node , BAD_CAST "modes" , BAD_CAST "block;relay;p2p;p2pV2;relayV2;p2pV3;scV2");
xmlNewProp(node , BAD_CAST "max-size" , BAD_CAST "2097151");
node = xmlNewChild(root , NULL , BAD_CAST "client" , NULL);
xmlNewProp(node , BAD_CAST "outer-ip" , BAD_CAST "");
xmlNewProp(node , BAD_CAST "inner-ip" , BAD_CAST "59.64.128.102:1429;");
xmlNewProp(node , BAD_CAST "port" , BAD_CAST "443");
node = xmlNewChild(root , NULL , BAD_CAST "fileinfo" , NULL);
fnode = xmlNewChild(node , NULL , BAD_CAST "transmit" , NULL);
xmlNewProp(fnode , BAD_CAST "type" , BAD_CAST "p2p");
xmlNewProp(fnode , BAD_CAST "session-id" , BAD_CAST share->sessionid);
fnode = xmlNewChild(node , NULL , BAD_CAST "file" , NULL);
xmlNewProp(fnode , BAD_CAST "name" , BAD_CAST share->filename);
memset(size, 0, sizeof(size));
xmlNewProp(fnode , BAD_CAST "size" , BAD_CAST size);
xmlNewProp(fnode , BAD_CAST "url" , BAD_CAST "");
xmlNewProp(fnode , BAD_CAST "md5" , BAD_CAST share->md5);
xmlNewProp(fnode , BAD_CAST "id" , BAD_CAST share->guid);
xmlNewProp(fnode , BAD_CAST "p2ptorelay" , BAD_CAST "1");
xmlNewProp(fnode , BAD_CAST "file-type" , BAD_CAST "unknown");
xmlDocDumpMemory(doc , &buf , NULL);
xmlFreeDoc(doc);
return xml_convert(buf);
}
static void fetion_start_transfer(FetionSip *sip){
SipHeader *kheader = NULL;
SipHeader *theader = NULL;
char *res = NULL;
char buf[2048];
fetion_sip_set_type(sip , SIP_SERVICE);
kheader = fetion_sip_header_new("N" , "StartTransfer");
theader = fetion_sip_header_new("XI" , SESSIONID);
fetion_sip_add_header(sip , kheader);
fetion_sip_add_header(sip , theader);
res = fetion_sip_to_string(sip , NULL);
tcp_connection_send(sip->tcp , res , strlen(res));
free(res);
memset(buf, 0, sizeof(buf));
tcp_connection_recv(sip->tcp , buf , sizeof(buf));
printf("%s\n" , buf);
}
void fetion_share_request(FetionSip *sip , Share *share)
{
SipHeader *kheader = NULL;
SipHeader *theader = NULL;
char *res = NULL;
char *body = NULL;
char buf[2048];
fetion_sip_set_type(sip , SIP_OPTION);
kheader = fetion_sip_header_new("K" , "ShareContent");
theader = fetion_sip_header_new("T" , share->sipuri);
fetion_sip_add_header(sip , kheader);
fetion_sip_add_header(sip , theader);
body = generate_share_request_body(share);
res = fetion_sip_to_string(sip , body);
tcp_connection_send(sip->tcp , res , strlen(res));
free(res);
memset(buf, 0, sizeof(buf));
tcp_connection_recv(sip->tcp , buf , sizeof(buf));
printf("%s\n" , buf);
fetion_start_transfer(sip);
}
char* fetion_share_compute_md5(const char *absolutePath)
{
MD5_CTX ctx;
FILE *file;
unsigned char input[1024];
unsigned char output[16];
int n , i = 0;
char* res = (char*)malloc(33);
file = fopen(absolutePath , "r");
MD5_Init(&ctx);
while(1)
{
n = fread(input , 1 , sizeof(input) , file);
if(n == 0)
break;
MD5_Update(&ctx , input , n);
}
MD5_Final(output , &ctx);
memset(res, 0, 33);
while(i < 16)
{
sprintf(res + i * 2 , "%02x" , output[i]);
i ++;
};
return res;
}
long long fetion_share_get_filesize(const char *absolutePath)
{
struct stat sb;
if(stat(absolutePath , &sb) == -1)
{
debug_error("Can not get the file size");
return -1;
}
return (long long)(sb.st_size);
}
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