uaecptr consolehook_beginio(TrapContext *ctx, uaecptr request)
{
uae_u32 io_data = trap_get_long(ctx, request + 40); // 0x28
uae_u32 io_length = trap_get_long(ctx, request + 36); // 0x24
uae_u32 io_actual = trap_get_long(ctx, request + 32); // 0x20
uae_u32 io_offset = trap_get_long(ctx, request + 44); // 0x2c
uae_u16 cmd = trap_get_word(ctx, request + 28);
if (cmd == CMD_WRITE) {
int len = io_length;
char *dbuf;
TCHAR *buf;
if (len == -1) {
dbuf = xmalloc(char, MAX_DPATH);
trap_get_string(ctx, dbuf, io_data, MAX_DPATH);
len = strlen(dbuf);
} else {
void trap_multi(TrapContext *ctx, struct trapmd *data, int items)
{
if (trap_is_indirect_null(ctx)) {
uae_u8 *p = ctx->host_trap_data + RTAREA_TRAP_DATA_EXTRA;
for (int i = 0; i < items; i++) {
struct trapmd *md = &data[i];
put_word_host(p + 0, md->cmd);
put_byte_host(p + 2, md->trapmd_index);
put_byte_host(p + 3, md->parm_num);
put_long_host(p + 4, md->params[0]);
put_long_host(p + 8, md->params[1]);
put_long_host(p + 12, md->params[2]);
put_long_host(p + 16, md->params[3]);
p += 5 * 4;
}
call_hardware_trap_back(ctx, TRAPCMD_MULTI, ctx->amiga_trap_data + RTAREA_TRAP_DATA_EXTRA, items, 0, 0);
p = ctx->host_trap_data + RTAREA_TRAP_DATA_EXTRA;
for (int i = 0; i < items; i++) {
struct trapmd *md = &data[i];
md->params[0] = get_long_host(p + 4);
p += 5 * 4;
}
} else {
uae_u32 v = 0;
for (int i = 0; i < items; i++) {
struct trapmd *md = &data[i];
switch (md->cmd)
{
case TRAPCMD_PUT_LONG:
trap_put_long(ctx, md->params[0], md->params[1]);
break;
case TRAPCMD_PUT_WORD:
trap_put_word(ctx, md->params[0], md->params[1]);
break;
case TRAPCMD_PUT_BYTE:
trap_put_byte(ctx, md->params[0], md->params[1]);
break;
case TRAPCMD_GET_LONG:
v = md->params[0] = trap_get_long(ctx, md->params[0]);
break;
case TRAPCMD_GET_WORD:
v = md->params[0] = trap_get_word(ctx, md->params[0]);
break;
case TRAPCMD_GET_BYTE:
v = md->params[0] = trap_get_byte(ctx, md->params[0]);
break;
case TRAPCMD_PUT_BYTES:
trap_put_bytes(ctx, md->haddr, md->params[0], md->params[1]);
break;
case TRAPCMD_GET_BYTES:
trap_get_bytes(ctx, md->haddr, md->params[0], md->params[1]);
break;
case TRAPCMD_PUT_WORDS:
trap_put_words(ctx, (uae_u16*)md->haddr, md->params[0], md->params[1]);
break;
case TRAPCMD_GET_WORDS:
trap_get_words(ctx, (uae_u16*)md->haddr, md->params[0], md->params[1]);
break;
case TRAPCMD_PUT_LONGS:
trap_put_longs(ctx, (uae_u32*)md->haddr, md->params[0], md->params[1]);
break;
case TRAPCMD_GET_LONGS:
trap_get_longs(ctx, (uae_u32*)md->haddr, md->params[0], md->params[1]);
break;
case TRAPCMD_PUT_STRING:
trap_put_string(ctx, md->haddr, md->params[0], md->params[1]);
break;
case TRAPCMD_GET_STRING:
trap_get_string(ctx, md->haddr, md->params[0], md->params[1]);
break;
case TRAPCMD_SET_LONGS:
trap_set_longs(ctx, md->params[0], md->params[1], md->params[2]);
break;
case TRAPCMD_SET_WORDS:
trap_set_words(ctx, md->params[0], md->params[1], md->params[2]);
break;
case TRAPCMD_SET_BYTES:
trap_set_bytes(ctx, md->params[0], md->params[1], md->params[2]);
break;
case TRAPCMD_NOP:
break;
}
if (md->trapmd_index) {
data[md->trapmd_index].params[md->parm_num] = v;
}
}
}
}
uae_char *trap_get_alloc_string(TrapContext *ctx, uaecptr addr, int maxlen)
{
uae_char *buf = xmalloc(uae_char, maxlen);
trap_get_string(ctx, buf, addr, maxlen);
return buf;
}