/*
Write an Ogg page to a file pointer
code from speexenc.c
*/
int oe_write_page(ogg_page *page, int fd)
{
int written = 0;
written += std_write(fd, page->header, page->header_len);
written += std_write(fd, page->body, page->body_len);
return written;
}
bool cps_api_send_data(cps_api_channel_t handle, void *data, size_t len) {
t_std_error rc = STD_ERR_OK;
int by = std_write(handle,data,len,true,&rc);
if (by != (int)len) {
EV_LOG(ERR,DSAPI,0,"CPS IPC","Was not able to send the full message body.");
}
return (by==(int)len) ;
}
bool cps_api_send_object(cps_api_channel_t handle, cps_api_object_t obj) {
t_std_error rc = STD_ERR_OK;
size_t len = cps_api_object_to_array_len(obj);
int by = std_write(handle,cps_api_object_array(obj),len, true,&rc);
if (by != (int)len) {
EV_LOG(ERR,DSAPI,0,"CPS IPC","Was not able to send the full object.");
}
return (by==(int)len) ;
}
bool cps_api_send(cps_api_channel_t handle, cps_api_msg_operation_t op,
const struct iovec *iov, size_t count) {
cps_msg_hdr_t hdr;
hdr.len =0;
size_t ix = 0;
for ( ; ix < count ; ++ix ) {
hdr.len+=iov[ix].iov_len;
}
hdr.version = 0;
hdr.operation = op;
t_std_error rc = STD_ERR_OK;
int by = std_write(handle,&hdr,sizeof(hdr),true,&rc);
if (by!=sizeof(hdr)) return false;
for ( ix = 0; ix < count ; ++ix ) {
by = std_write(handle,iov[ix].iov_base,iov[ix].iov_len,true,&rc);
if (by!=(int)iov[ix].iov_len) return false;
}
return true;
}
bool cps_api_send_header(cps_api_channel_t handle, uint32_t op,
size_t len) {
cps_msg_hdr_t hdr;
hdr.len =len;
hdr.operation = op;
hdr.version = 0;
t_std_error rc = STD_ERR_OK;
int by = std_write(handle,&hdr,sizeof(hdr),true,&rc);
if (by!=sizeof(hdr)) {
EV_LOG(TRACE,DSAPI,0,"CPS IPC","Was not able to send the full message header.");
}
return (by==sizeof(hdr)) ;
}
static FLAC__StreamEncoderWriteStatus
flac_seekable_stream_encoder_write_callback(const FLAC__SeekableStreamEncoder *encoder,
const FLAC__byte buffer[],
unsigned bytes, unsigned samples,
unsigned current_frame, void *client_data)
{
FLAC_ctx *ctx = (FLAC_ctx *)client_data;
ctx->out_bytes += bytes;
if (std_write(dpm.fd, buffer, bytes) == bytes)
return FLAC__STREAM_ENCODER_WRITE_STATUS_OK;
else
return FLAC__STREAM_ENCODER_WRITE_STATUS_FATAL_ERROR;
}
static int output_data(char *buf, int32 bytes)
{
int n;
if(dpm.fd == -1)
return -1;
while(((n = std_write(dpm.fd, buf, bytes)) == -1) && errno == EINTR)
;
if(n == -1)
{
ctl->cmsg(CMSG_ERROR, VERB_NORMAL, "%s: %s",
dpm.name, strerror(errno));
return -1;
}
return n;
}
int main(int argc, char**argv) {
char * path = "/var/run/ar.npu.shell";
int opt = -1;
char unit_str[30]="";
char cmd_str[1024]="";
char *exit_cmd="\n::exit\n";
char *prompt_off="\n::prompt:off\n";
char *prompt_on="\n::prompt:on\n";
while ((opt=getopt(argc,argv,"u:c:"))!=-1) {
switch(opt) {
case 'u':
snprintf(unit_str,sizeof(unit_str)-1,"::%s\n",optarg);
break;
case 'c':
snprintf(cmd_str,sizeof(cmd_str)-1,"\n\n%s\n",optarg);
break;
default:
printf("Valid args are [ -u unit -c \"cmd\" ]\n");
exit (1);
}
}
int sock=-1;
if (std_cmd_redir_connect(path,&sock)!=STD_ERR_OK)
return -1;
if (strlen(cmd_str)>0) {
int rc = std_write(sock,prompt_off,strlen(prompt_off)+1,true,NULL);
if (rc==-1) return -1;
} else {
int rc = std_write(sock,prompt_on,strlen(prompt_on)+1,true,NULL);
if (rc==-1) return -1;
printf("Welcome to the NPU Shell\ntype ::exit to exit the shell and ::[npu] to change the default npu\n");
}
if (strlen(unit_str)>0) {
int rc = std_write(sock,unit_str,strlen(unit_str)+1,true,NULL);
if (rc==-1) return -1;
}
if (strlen(cmd_str)>0) {
int rc = std_write(sock,cmd_str,strlen(cmd_str)+1,true,NULL);
if (rc==-1) return -1;
}
while (true) {
fflush(stdout);
struct timeval tv={1,0};
fd_set rset;
int selfds[]={STDIN_FILENO,sock};
int max_fd = -1;
std_sel_adds_set(selfds,sizeof(selfds)/sizeof(*selfds),
&rset,&max_fd,true);
int rc = std_select_ignore_intr(max_fd+1,&rset,NULL,NULL,&tv,NULL);
if (rc==0) {
if (strlen(cmd_str)>0) {
int rc = std_write(sock,exit_cmd,strlen(exit_cmd)+1,true,NULL);
if (rc==-1) return -1;
}
continue;
}
if (rc==-1) break;
if (FD_ISSET(STDIN_FILENO,&rset)) {
if ((rc=std_fd_copy(sock,STDIN_FILENO,NULL))==-1 || rc==0) break;
}
if (FD_ISSET(sock,&rset)) {
if ((rc=std_fd_copy(STDOUT_FILENO,sock,NULL))==-1 || rc==0) break;
fflush(stdout);
}
}
return 0;
}
