C++ (Cpp) db_put_value Beispiele

Beispiel #1

Datei: db_run.c Projekt: goroutines/rumprun

void
db_delete_temp_breakpoint(db_breakpoint_t bkpt)
{

	db_put_value(bkpt->address, BKPT_SIZE, bkpt->bkpt_inst);
	bkpt->address = 0;
}

Beispiel #2

Datei: db_break.c Projekt: alenichev/openbsd-kernel

/*
 * Set a temporary breakpoint.
 * The instruction is changed immediately,
 * so the breakpoint does not have to be on the breakpoint list.
 */
db_breakpoint_t
db_set_temp_breakpoint(db_addr_t addr)
{
	db_breakpoint_t	bkpt;

#ifdef DB_VALID_BREAKPOINT
	if (!DB_VALID_BREAKPOINT(addr)) {
		db_printf("Not a valid address for a breakpoint.\n");
		return (0);
	}	
#endif

	bkpt = db_breakpoint_alloc();
	if (bkpt == 0) {
	    db_printf("Too many breakpoints.\n");
	    return (0);
	}

	bkpt->address = addr;
	bkpt->flags = BKPT_TEMP;
	bkpt->init_count = 1;
	bkpt->count = 1;

	bkpt->bkpt_inst = db_get_value(bkpt->address, BKPT_SIZE, FALSE);
	db_put_value(bkpt->address, BKPT_SIZE, BKPT_SET(bkpt->bkpt_inst));
	return bkpt;
}

Beispiel #3

Datei: db_command.c Projekt: ajinkya93/OpenBSD

/*ARGSUSED*/
void
db_write_cmd(db_expr_t	address, boolean_t have_addr, db_expr_t count,
    char *modif)
{
	db_addr_t	addr;
	db_expr_t	old_value;
	db_expr_t	new_value;
	int		size;
	boolean_t	wrote_one = FALSE;
	char		tmpfmt[28];

	addr = (db_addr_t) address;

	switch (modif[0]) {
	case 'b':
		size = 1;
		break;
	case 'h':
		size = 2;
		break;
	case 'l':
	case '\0':
		size = 4;
		break;
#ifdef __LP64__
	case 'q':
		size = 8;
		break;
#endif
	default:
		size = -1;
		db_error("Unknown size\n");
		/*NOTREACHED*/
	}

	while (db_expression(&new_value)) {
		old_value = db_get_value(addr, size, FALSE);
		db_printsym(addr, DB_STGY_ANY, db_printf);
		db_printf("\t\t%s\t", db_format(tmpfmt, sizeof tmpfmt,
		    old_value, DB_FORMAT_N, 0, 8));
		db_printf("=\t%s\n",  db_format(tmpfmt, sizeof tmpfmt,
		    new_value, DB_FORMAT_N, 0, 8));
		db_put_value(addr, size, new_value);
		addr += size;

		wrote_one = TRUE;
	}

	if (!wrote_one) {
		db_error("Nothing written.\n");
		/*NOTREACHED*/
	}

	db_next = addr;
	db_prev = addr - size;

	db_skip_to_eol();
}

Beispiel #4

Datei: db_write_cmd.c Projekt: eyberg/rumpkernel-netbsd-src

/*ARGSUSED*/
void
db_write_cmd(db_expr_t address, bool have_addr,
    db_expr_t count, const char *modif)
{
	db_addr_t	addr;
	db_expr_t	old_value;
	db_expr_t	new_value;
	int		size;
	bool		wrote_one;
	bool		show_old_val;

	addr = (db_addr_t) address;
	wrote_one = false;
	show_old_val = islower((unsigned char)modif[0]);

	switch (tolower((unsigned char)modif[0])) {
	case 'b':
		size = 1;
		break;
	case 'h':
		size = 2;
		break;
	case 'l':
	case '\0':
		size = 4;
		break;
	default:
		size = -1;
		db_error("Unknown size\n");
		/*NOTREACHED*/
	}

	while (db_expression(&new_value)) {
		db_printsym(addr, DB_STGY_ANY, db_printf);
		if (show_old_val) {
			old_value = db_get_value(addr, size, false);
			db_printf("\t\t%s = ", db_num_to_str(old_value));
			db_printf("%s\n", db_num_to_str(new_value));
		}
		else
			db_printf("\t\t= %s\n", db_num_to_str(new_value));
		db_put_value(addr, size, new_value);
		addr += size;

		wrote_one = true;
	}

	if (!wrote_one) {
		db_error("Nothing written.\n");
		/*NOTREACHED*/
	}

	db_next = addr;
	db_prev = addr - size;

	db_skip_to_eol();
}

Beispiel #5

Datei: db_break.c Projekt: alenichev/openbsd-kernel

void
db_clear_breakpoints(void)
{
	db_breakpoint_t	bkpt;

	if (db_breakpoints_inserted) {
		for (bkpt = db_breakpoint_list; bkpt != 0; bkpt = bkpt->link)
			db_put_value(bkpt->address, BKPT_SIZE, bkpt->bkpt_inst);
		db_breakpoints_inserted = FALSE;
	}
}

Beispiel #6

Datei: db_run.c Projekt: goroutines/rumprun

void
db_set_temp_breakpoint(db_breakpoint_t bkpt, db_addr_t addr)
{

	bkpt->map = NULL;
	bkpt->address = addr;
	/* bkpt->flags = BKPT_TEMP;	- this is not used */
	bkpt->init_count = 1;
	bkpt->count = 1;

	bkpt->bkpt_inst = db_get_value(bkpt->address, BKPT_SIZE, false);
	db_put_value(bkpt->address, BKPT_SIZE,
		BKPT_SET(bkpt->bkpt_inst, bkpt->address));
}

Beispiel #7

Datei: db_break.c Projekt: alenichev/openbsd-kernel

void
db_set_breakpoints(void)
{
	db_breakpoint_t	bkpt;

	if (!db_breakpoints_inserted) {
		for (bkpt = db_breakpoint_list; bkpt != 0; bkpt = bkpt->link) {
			bkpt->bkpt_inst =
			    db_get_value(bkpt->address, BKPT_SIZE, FALSE);
			db_put_value(bkpt->address, BKPT_SIZE,
			    BKPT_SET(bkpt->bkpt_inst));
		}
		db_breakpoints_inserted = TRUE;
	}
}

Beispiel #8

Datei: db_write_cmd.c Projekt: kusumi/DragonFlyBSD

/*ARGSUSED*/
void
db_write_cmd(db_expr_t address, boolean_t have_addr, db_expr_t count,
	     char *modif)
{
	db_addr_t	addr;
	db_expr_t	old_value;
	db_expr_t	new_value;
	int	size;
	boolean_t	wrote_one = FALSE;

	addr = (db_addr_t) address;

	switch (modif[0]) {
	    case 'b':
		size = 1;
		break;
	    case 'h':
		size = 2;
		break;
	    case 'l':
	    case '\0':
		size = 4;
		break;
	    default:
		db_error("Unknown size\n");
		return;
	}

	while (db_expression(&new_value)) {
	    old_value = db_get_value(addr, size, FALSE);
	    db_printsym(addr, DB_STGY_ANY);
	    db_printf("\t\t%s = ", db_num_to_str(old_value));
	    db_printf("%s\n", db_num_to_str(new_value));
	    db_put_value(addr, size, new_value);
	    addr += size;

	    wrote_one = TRUE;
	}

	if (!wrote_one)
	    db_error("Nothing written.\n");

	db_next = addr;
	db_prev = addr - size;

	db_skip_to_eol();
}