/**
* Timered function to check if the console has a new event to be read.
* @param tid: timer id
* @param tick: tick of execution
* @param id: user account id
* @param data: unused
* @return 0
*/
int parse_console_timer(int tid, unsigned int tick, int id, intptr_t data) {
char buf[MAX_CONSOLE_IN]; //max cmd atm is 63+63+63+3+3
memset(buf,0,MAX_CONSOLE_IN); //clear out buf
if(cli_hasevent()){
if(fgets(buf, MAX_CONSOLE_IN, stdin)==NULL)
return -1;
else if(strlen(buf)>MIN_CONSOLE_IN)
parse_console(buf);
}
return 0;
}
static int parse_header(void *addr, int len)
{
struct cb_header *header;
unsigned char *ptr = (unsigned char *)addr;
int i;
for (i = 0; i < len; i += 16, ptr += 16) {
header = (struct cb_header *)ptr;
if (!strncmp((const char *)header->signature, "LBIO", 4))
break;
}
/* We walked the entire space and didn't find anything. */
if (i >= len)
return -1;
if (!header->table_bytes)
return 0;
/* FIXME: Check the checksum. */
if (ipchksum((uint16_t *) header, sizeof(*header)))
return -1;
if (ipchksum((uint16_t *) (ptr + sizeof(*header)), header->table_bytes)
!= header->table_checksum)
return -1;
/* Now, walk the tables. */
ptr += header->header_bytes;
for (i = 0; i < header->table_entries; i++) {
struct cb_record *rec = (struct cb_record *)ptr;
switch (rec->tag) {
case CB_TAG_FORWARD:
return parse_header((void *)(unsigned long)((struct cb_forward *)rec)->forward, 1);
break;
case CB_TAG_MEMORY:
parse_memory(ptr);
break;
case CB_TAG_MAINBOARD:
parse_mainboard(ptr);
break;
case CB_TAG_VERSION:
case CB_TAG_EXTRA_VERSION:
case CB_TAG_BUILD:
case CB_TAG_COMPILE_TIME:
case CB_TAG_COMPILE_BY:
case CB_TAG_COMPILE_HOST:
case CB_TAG_COMPILE_DOMAIN:
case CB_TAG_COMPILER:
case CB_TAG_LINKER:
case CB_TAG_ASSEMBLER:
parse_strings(ptr);
break;
case CB_TAG_SERIAL:
parse_serial(ptr);
break;
case CB_TAG_CONSOLE:
parse_console(ptr);
break;
default:
break;
}
ptr += rec->size;
}
return 1;
}
