void main(int argc, char* argv[])
{
SHM_FD fd,fd1;
shm_init(SHM_PULL_MODEL);
do{
fd= shm_chn_attach(3);
sleep(1);
}while(-1== fd);
SHARE_BUF_NODE *r_tmp;
r_tmp= malloc(sizeof(SHARE_BUF_NODE));
if(argc< 2){
printf("usage: test_pull filename!\n");
}
FILE* file_fd;//output file path
ssize_t wr_size;//write size
file_fd= fopen(argv[1], "wb");//open output file
if(NULL== file_fd){
printf("file open error!\n");
return;
}
while(1)
{
int handle= shm_pull(fd, r_tmp);//pull data from shm channel
wr_size= fwrite(r_tmp->share_pt, 1, r_tmp->share_size, file_fd);//write data to output file
if(-1== wr_size){
printf("write error!\n");
return ;
}
// printf("share mem buffer size is %d\n",r_tmp->share_size);
shm_release(handle);
if(5000!= wr_size){
fclose(file_fd);
return;
}
}
}
int syscall_shm_pull(int shmid, unsigned int pagenum, void *addr)
{
if((unsigned long)addr < CFG_MEM_KERNELMAX)
return ERRNO_NOTEXIST;
return shm_pull(shmid, pagenum, addr);
}
