/*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();
}
/*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();
}
void
db_printsym(db_expr_t off, db_strategy_t strategy,
void (*pr)(const char *, ...))
{
const char *name;
#ifdef _KERNEL
const char *mod;
unsigned long uval;
long val;
#endif
#ifdef notyet
char *filename;
int linenum;
#endif
#ifndef _KERNEL
if (!use_ksyms) {
db_expr_t d;
char *filename;
db_expr_t value;
int linenum;
db_sym_t cursym;
cursym = db_search_symbol(off, strategy, &d);
db_symbol_values(cursym, &name, &value);
if (name != NULL && ((unsigned int)d < db_maxoff) &&
value != 0) {
(*pr)("%s", name);
if (d) {
char tbuf[24];
db_format_radix(tbuf, 24, d, true);
(*pr)("+%s", tbuf);
}
if (strategy == DB_STGY_PROC) {
if ((*db_symformat->sym_line_at_pc)
(NULL, cursym, &filename, &linenum, off))
(*pr)(" [%s:%d]", filename, linenum);
}
return;
}
(*pr)("%s", db_num_to_str(off));
return;
}
#endif
#ifdef _KERNEL
if (ksyms_getname(&mod, &name, (vaddr_t)off,
strategy|KSYMS_CLOSEST) == 0) {
(void)ksyms_getval_unlocked(mod, name, &uval, KSYMS_ANY);
val = (long) uval;
if (((off - val) < db_maxoff) && val) {
(*pr)("%s:%s", mod, name);
if (off - val) {
char tbuf[24];
db_format_radix(tbuf, 24, off - val, true);
(*pr)("+%s", tbuf);
}
#ifdef notyet
if (strategy & KSYMS_PROC) {
if (ksyms_fmaddr(off, &filename, &linenum) == 0)
(*pr)(" [%s:%d]", filename, linenum);
}
#endif
return;
}
}
#endif
(*pr)("%s", db_num_to_str(off));
return;
}
void
db_symstr(char *buf, size_t buflen, db_expr_t off, db_strategy_t strategy)
{
const char *name;
#ifdef _KERNEL
const char *mod;
unsigned long val;
#endif
#ifndef _KERNEL
if (!use_ksyms) {
db_expr_t d;
char *filename;
db_expr_t value;
int linenum;
db_sym_t cursym;
cursym = db_search_symbol(off, strategy, &d);
db_symbol_values(cursym, &name, &value);
if (name != NULL && ((unsigned int)d < db_maxoff) &&
value != 0) {
strlcpy(buf, name, buflen);
if (d) {
strlcat(buf, "+", buflen);
db_format_radix(buf + strlen(buf), 24, d, true);
}
if (strategy == DB_STGY_PROC) {
if ((*db_symformat->sym_line_at_pc)
(NULL, cursym, &filename, &linenum, off)) {
size_t len = strlen(buf);
snprintf(buf + len, buflen - len,
" [%s:%d]", filename, linenum);
}
}
return;
}
strlcpy(buf, db_num_to_str(off), buflen);
return;
}
#endif
#ifdef _KERNEL
if (ksyms_getname(&mod, &name, (vaddr_t)off,
strategy|KSYMS_CLOSEST) == 0) {
(void)ksyms_getval_unlocked(mod, name, &val, KSYMS_ANY);
if (((off - val) < db_maxoff) && val) {
snprintf(buf, buflen, "%s:%s", mod, name);
if (off - val) {
strlcat(buf, "+", buflen);
db_format_radix(buf+strlen(buf),
24, off - val, true);
}
#ifdef notyet
if (strategy & KSYMS_PROC) {
if (ksyms_fmaddr(off, &filename, &linenum) == 0)
snprintf(buf + strlen(buf),
buflen - strlen(buf),
" [%s:%d]", filename, linenum);
}
#endif
return;
}
}
strlcpy(buf, db_num_to_str(off), buflen);
#endif
}
