/*! print (or return) system information (and details) */
int sys__sysinfo ( void *p )
{
char *buffer;
size_t buf_size;
char **param; /* last param is NULL */
char usage[] = "Usage: sysinfo [threads|memory]";
char look_console[] = "(sysinfo printed on console)";
buffer = *( (char **) p ); p += sizeof (char *);
ASSERT_ERRNO_AND_EXIT ( buffer, E_PARAM_NULL );
buf_size = *( (size_t *) p ); p += sizeof (size_t *);
param = *( (char ***) p );
if ( param[1] == NULL )
{
/* only basic info defined in kernel/startup.c */
extern char system_info[];
if ( strlen ( system_info ) > buf_size )
EXIT ( E_TOO_BIG );
strcpy ( buffer, system_info );
EXIT ( SUCCESS );
}
else {
/* extended info is requested */
if ( strcmp ( "memory", param[1] ) == 0 )
{
k_memory_info ();
if ( strlen ( look_console ) > buf_size )
EXIT ( E_TOO_BIG );
strcpy ( buffer, look_console );
EXIT ( SUCCESS );
/* TODO: "memory [segments|modules|***]" */
}
else if ( strcmp ( "threads", param[1] ) == 0 )
{
k_thread_info ();
if ( strlen ( look_console ) > buf_size )
EXIT ( E_TOO_BIG );
strcpy ( buffer, look_console );
EXIT ( SUCCESS );
/* TODO: "thread thr_id" */
}
else {
if ( strlen ( usage ) > buf_size )
EXIT ( E_TOO_BIG );
strcpy ( buffer, usage );
EXIT ( E_DONT_EXIST );
}
}
}
/*! printf (or return) system information (and details) */
int sys__sysinfo ( char *buffer, size_t buf_size )
{
/* only basic info defined in kernel/startup.c */
extern char system_info[];
SYS_ENTRY();
ASSERT_ERRNO_AND_EXIT ( buffer, EINVAL );
if ( strlen ( system_info ) > buf_size )
SYS_EXIT ( ENOMEM, EXIT_FAILURE );
strcpy ( buffer, system_info );
k_memory_info ();
SYS_EXIT ( EXIT_SUCCESS, EXIT_SUCCESS );
}
/*! System information (and details) */
int sys__sysinfo ( char *buffer, size_t buf_size )
{
extern char system_info[];
ASSERT_ERRNO_AND_EXIT ( buffer, E_PARAM_NULL );
if ( strlen ( system_info ) > buf_size )
EXIT ( E_TOO_BIG );
strcpy ( buffer, system_info );
#if 1
k_memory_info ();
#endif
EXIT ( SUCCESS );
}
/*! printf (or return) system information (and details) */
int sys__sysinfo ( void *p )
{
char *buffer;
size_t buf_size;
char **param; /* last param is NULL */
char *param1; /* *param0; */
char usage[] = "Usage: sysinfo [programs|threads|memory]";
char look_console[] = "(sysinfo printed on console)";
buffer = *( (char **) p ); p += sizeof (char *);
ASSERT_ERRNO_AND_EXIT ( buffer, EINVAL );
buffer = U2K_GET_ADR ( buffer, kthread_get_process (NULL) );
buf_size = *( (size_t *) p ); p += sizeof (size_t *);
param = *( (char ***) p );
param = U2K_GET_ADR ( param, kthread_get_process (NULL) );
/* param0 = U2K_GET_ADR ( param[0], kthread_get_process (NULL) );
-- param0 should be "sysinfo" so actualy its not required */
if ( param[1] == NULL )
{
/* only basic info defined in kernel/startup.c */
extern char system_info[];
if ( strlen ( system_info ) > buf_size )
EXIT ( ENOMEM );
strcpy ( buffer, system_info );
EXIT ( EXIT_SUCCESS );
}
else {
param1 = U2K_GET_ADR ( param[1], kthread_get_process (NULL) );
/* extended info is requested */
if ( strcmp ( "programs", param1 ) == 0 )
{
EXIT ( k_list_programs ( buffer, buf_size ) );
/* TODO: "program prog_name" => print help_msg */
}
else if ( strcmp ( "memory", param1 ) == 0 )
{
k_memory_info ();
if ( strlen ( look_console ) > buf_size )
EXIT ( ENOMEM );
strcpy ( buffer, look_console );
EXIT ( EXIT_SUCCESS );
/* TODO: "memory [segments|modules|***]" */
}
else if ( strcmp ( "threads", param1 ) == 0 )
{
kthread_info ();
if ( strlen ( look_console ) > buf_size )
EXIT ( ENOMEM );
strcpy ( buffer, look_console );
EXIT ( EXIT_SUCCESS );
/* TODO: "thread id" */
}
else {
if ( strlen ( usage ) > buf_size )
EXIT ( ENOMEM );
strcpy ( buffer, usage );
EXIT ( ESRCH );
}
}
}
