static int rtems_shell_main_mmove(
int argc,
char *argv[]
)
{
unsigned long tmp;
void *src;
void *dst;
size_t length;
if ( argc < 4 ) {
fprintf(stderr,"%s: too few arguments\n", argv[0]);
return -1;
}
/*
* Convert arguments into numbers
*/
if ( rtems_string_to_pointer(argv[1], &dst, NULL) ) {
printf( "Destination argument (%s) is not a number\n", argv[1] );
return -1;
}
if ( rtems_string_to_pointer(argv[2], &src, NULL) ) {
printf( "Source argument (%s) is not a number\n", argv[2] );
return -1;
}
if ( rtems_string_to_unsigned_long(argv[3], &tmp, NULL, 0) ) {
printf( "Length argument (%s) is not a number\n", argv[3] );
return -1;
}
length = (size_t) tmp;
/*
* Now copy the memory.
*/
memcpy(dst, src, length);
return 0;
}
int rtems_shell_main_mfill(
int argc,
char *argv[]
)
{
unsigned long tmp;
void *addr;
size_t size;
unsigned char value;
if ( argc != 4 ) {
fprintf(stderr,"%s: too few arguments\n", argv[0]);
return -1;
}
/*
* Convert arguments into numbers
*/
if ( rtems_string_to_pointer(argv[1], &addr, NULL) ) {
printf( "Address argument (%s) is not a number\n", argv[1] );
return -1;
}
if ( rtems_string_to_unsigned_long(argv[2], &tmp, NULL, 0) ) {
printf( "Size argument (%s) is not a number\n", argv[2] );
return -1;
}
size = (size_t) tmp;
if ( rtems_string_to_unsigned_char(argv[3], &value, NULL, 0) ) {
printf( "Value argument (%s) is not a number\n", argv[3] );
return -1;
}
/*
* Now fill the memory.
*/
memset(addr, size, value);
return 0;
}
int rtems_shell_main_mwdump(
int argc,
char *argv[]
)
{
unsigned char n;
unsigned char m;
int max;
int res;
void *addr = 0;
unsigned char *pb;
if ( argc > 1 ) {
if ( rtems_string_to_pointer(argv[1], &addr, NULL) ) {
printf( "Address argument (%s) is not a number\n", argv[1] );
return -1;
}
}
if ( argc > 2 ) {
if ( rtems_string_to_int(argv[2], &max, NULL, 0) ) {
printf( "Address argument (%s) is not a number\n", argv[1] );
return -1;
}
if (max <= 0) {
max = 1; /* print 1 item if 0 or neg. */
res = 0;
} else {
max--;
res = max & 0xf;/* num bytes in last row */
max >>= 4; /* div by 16 */
max++; /* num of rows to print */
if (max > 20) { /* limit to 20 */
max = 20;
res = 0xf; /* 16 bytes print in last row */
}
}
} else {