int putProcess(const ExHttp * pHttp, int rType)
{
static const char * c100 = "HTTP/1.1 100 Continue\n\n" ;
size_t size ;
int code ;
const char * csize = get_head_info( pHttp, "Content-Length" ) ;
size = csize==NULL ? 0 : atoi( csize ) ;
char buf[size] ;
char *pBuf = buf ;
int ret = 0 ;
ex_sock_nwrite( pHttp->sock, ( char * ) c100, strlen( c100 ) ) ;
ex_sock_nread( pHttp->sock, ( char * ) &buf, sizeof (buf), size ) ;
switch ( rType ) {
case 0: /* static file */
case 1: /* dyanamic page: '.cgi' extension */
code = 200 ;
writeFileStream( pHttp->url, ( char * ) &buf, size ) ;
break ;
case 404:
code = 201 ;
writeFileStream( pHttp->url, ( char * ) &buf, size ) ;
break ;
default:
break ;
}
pBuf += codeSet( pBuf, code ) ;
pBuf += sprintf( pBuf, "Connection: close\n" ) ;
ret = sendHead( pHttp, buf, pBuf-buf ) ;
return -1 ;
}
static int setCookie(char * buf, const ExHttp * pHttp)
{
static size_t login_num = 0 ;
const char * hasLogin = get_head_info( pHttp, "Cookie" ) ;
hasLogin = (hasLogin==NULL) ? "No" : "Yes" ;
return sprintf( buf, "Set-Cookie: loginNum=%d; YesLogin=%s\n"
, ++login_num, hasLogin ) ;
}
/* return 200 or 304 */
int cacheCheck(const ExHttp *pHttp)
{
int retCode = 200;
char buf[64];
const char *oldETag = get_head_info(pHttp, "If-None-Match");
do {
if (oldETag == NULL)
break;
sprintf(buf, "%lx.%lx", pHttp->st.st_size, pHttp->st.st_mtime);
if (strncmp(oldETag, buf, 63) == 0)
retCode = 304;
} while (0);
return retCode;
}
int cgi_page_login(ExHttp *pHttp)
{
const char *smsg = "login success";
const char *emsg = "login error";
const char *gss = "get session success";
const char *ss = "send session";
//static const char *user = "******";
//static const char *passwd = "passwd";
const char *pRet = emsg;
const char *pUser , *pPasswd, *pSession;
printf("\n--login.cgi--\n");
print_param(pHttp);
pSession = sessionFromHeader(get_head_info(pHttp, "Cookie"));
pUser = get_param_info(pHttp, "user");
pPasswd = get_param_info(pHttp, "passwd");
/*
if (strcmp(user, pUser) == 0 && strcmp(passwd, pPasswd) == 0) {
pRet = smsg;
}
*/
//ex_send_msg(pHttp, NULL, pRet, strlen(pRet));
void *data = sessionCheck(pSession);
if(data != NULL){
ex_send_msg(pHttp, NULL, (char*)data, strlen((char*)data));
}
else{
char *session_id = sessionCreate(pUser, "something");
pRet = ss;
ex_send_msg_session(pHttp, NULL, pRet, strlen(pRet), session_id);
}
return 0;
}
static int staticProcess(const ExHttp *pHttp)
{
char buf[BUFSIZ] ;
char *pBuf = buf ;
int ret = 0 ;
int code = cacheCheck( pHttp ) ;
pBuf += codeSet( pBuf, code ) ;
if ( code==200 ) {
pBuf += fileSet( pBuf, pHttp ) ;
}
if ( strcmp( get_mime_type( pHttp->url ), "image/png" )!=0 )
pBuf += setCookie( pBuf, pHttp ) ;
do {
if ( code==206 ) {
char rangeTemp[128] ;
char * range = ( char * ) get_head_info( pHttp, "Range" ) ;
strncpy( ( char * ) &rangeTemp, range, 128 ) ;
range = ( char * ) &rangeTemp ;
SKIP( &range, '=' ) ;
char * sRange = range ;
SKIP( &range, '-' ) ;
char date[35] ;
strftime( date, 35, "%a, %d %b %Y %X GMT", localtime( &(pHttp->st.st_ctime) ) ) ;
int startRange = (*sRange=='\0') ? -1 : atoi( sRange ) ;
int endRange = (*range=='\0') ? -1 : atoi( range ) ;
// printf("start :%d end :%d\n",startRange,endRange ) ;
if ( startRange<0 ) {
startRange = pHttp->st.st_size-endRange ;
endRange = pHttp->st.st_size ;
}
else if ( endRange<0 ) {
endRange = pHttp->st.st_size ;
}
pBuf += sprintf( pBuf, "connection: close\n"
"Last-Modified: %s\n"
"Accept-Ranges: bytes\n"
"Content-Length: %d\n"
"Content-Range: bytes %d-%d/%d\n",
date,
endRange-startRange,
startRange,
endRange,
pHttp->st.st_size
) ;
if ( (ret = sendHead( pHttp, buf, pBuf-buf ))<0 )
break ;
ret = sendFileRangeStream( pHttp, pHttp->url, startRange, endRange + 1 ) ;
break ;
}
if ( (ret = sendHead( pHttp, buf, pBuf-buf ))<0 )
break ;
if ( code==304|| code == 412 || 'H'== *(pHttp->method) )
break ;
ret = sendFileStream( pHttp, pHttp->url ) ;
} while ( 0 ) ;
return ret ;
}
