diff options
Diffstat (limited to 'cpukit/libmisc/shell/main_mmove.c')
-rw-r--r-- | cpukit/libmisc/shell/main_mmove.c | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/cpukit/libmisc/shell/main_mmove.c b/cpukit/libmisc/shell/main_mmove.c new file mode 100644 index 0000000000..30c6629547 --- /dev/null +++ b/cpukit/libmisc/shell/main_mmove.c @@ -0,0 +1,79 @@ +/* + * MMOVE Shell Command Implmentation + * + * Author: Fernando RUIZ CASAS + * Work: fernando.ruiz@ctv.es + * Home: correo@fernando-ruiz.com + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + * + * $Id$ + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <ctype.h> +#include <stdio.h> +#include <string.h> + +#include <rtems.h> +#include <rtems/shell.h> +#include <rtems/stringto.h> +#include "internal.h" + +extern int rtems_shell_main_mdump(int, char *); + +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; +} + +rtems_shell_cmd_t rtems_shell_MMOVE_Command = { + "mmove", /* name */ + "mmove dst src length", /* usage */ + "mem", /* topic */ + rtems_shell_main_mmove, /* command */ + NULL, /* alias */ + NULL /* next */ +}; |