#include "server.h"
#include "regdef.h"
#include <stdlib.h>
#include <string.h>
static char *registers;
static int register_bytes;
static struct reg *reg_defs;
static int num_registers;
const char **gdbserver_expedite_regs;
int
registers_length (void)
{
return 2 * register_bytes;
}
void
set_register_cache (struct reg *regs, int n)
{
int offset, i;
reg_defs = regs;
num_registers = n;
offset = 0;
for (i = 0; i < n; i++)
{
regs[i].offset = offset;
offset += regs[i].size;
}
register_bytes = offset / 8;
registers = malloc (offset / 8);
if (!registers)
fatal ("Could not allocate register cache.");
}
void
registers_to_string (char *buf)
{
convert_int_to_ascii (registers, buf, register_bytes);
}
void
registers_from_string (char *buf)
{
int len = strlen (buf);
if (len != register_bytes * 2)
{
warning ("Wrong sized register packet (expected %d bytes, got %d)", 2*register_bytes, len);
if (len > register_bytes * 2)
len = register_bytes * 2;
}
convert_ascii_to_int (buf, registers, len / 2);
}
struct reg *
find_register_by_name (const char *name)
{
int i;
for (i = 0; i < num_registers; i++)
if (!strcmp (name, reg_defs[i].name))
return ®_defs[i];
fatal ("Unknown register %s requested", name);
return 0;
}
int
find_regno (const char *name)
{
int i;
for (i = 0; i < num_registers; i++)
if (!strcmp (name, reg_defs[i].name))
return i;
fatal ("Unknown register %s requested", name);
return -1;
}
struct reg *
find_register_by_number (int n)
{
return ®_defs[n];
}
int
register_size (int n)
{
return reg_defs[n].size / 8;
}
char *
register_data (int n)
{
return registers + (reg_defs[n].offset / 8);
}
void
supply_register (int n, const char *buf)
{
memcpy (register_data (n), buf, register_size (n));
}
void
supply_register_by_name (const char *name, const char *buf)
{
supply_register (find_regno (name), buf);
}
void
collect_register (int n, char *buf)
{
memcpy (buf, register_data (n), register_size (n));
}
void
collect_register_by_name (const char *name, char *buf)
{
collect_register (find_regno (name), buf);
}