static int recv_backup (CalcHandle* handle, BackupContent* content)
{
char varname[9] = { 0 };
g_snprintf(update_->text, sizeof(update_->text), _("Waiting for backup..."));
update_label();
content->model = CALC_TI82;
strcpy(content->comment, tifiles_comment_set_backup());
TRYF(ti82_recv_VAR(&(content->data_length1), &content->type, varname));
content->data_length2 = (uint8_t)varname[0] | ((uint8_t)varname[1] << 8);
content->data_length3 = (uint8_t)varname[2] | ((uint8_t)varname[3] << 8);
content->mem_address = (uint8_t)varname[4] | ((uint8_t)varname[5] << 8);
TRYF(ti82_send_ACK());
TRYF(ti82_send_CTS());
TRYF(ti82_recv_ACK(NULL));
strcpy(update_->text, "");
update_label();
update_->cnt2 = 0;
update_->max2 = 3;
update_->pbar();
content->data_part1 = tifiles_ve_alloc_data(65536);
TRYF(ti82_recv_XDP(&content->data_length1, content->data_part1));
TRYF(ti82_send_ACK());
update_->cnt2++;
update_->pbar();
content->data_part2 = tifiles_ve_alloc_data(65536);
TRYF(ti82_recv_XDP(&content->data_length2, content->data_part2));
TRYF(ti82_send_ACK());
update_->cnt2++;
update_->pbar();
content->data_part3 = tifiles_ve_alloc_data(65536);
TRYF(ti82_recv_XDP(&content->data_length3, content->data_part3));
TRYF(ti82_send_ACK());
update_->cnt2++;
update_->pbar();
content->data_part4 = NULL;
return 0;
}
static int recv_backup (CalcHandle* handle, BackupContent* content)
{
char varname[9] = { 0 };
uint16_t unused;
content->model = CALC_TI83;
strcpy(content->comment, tifiles_comment_set_backup());
TRYF(ti82_send_REQ(handle, 0x0000, TI83_BKUP, ""));
TRYF(ti82_recv_ACK(handle, &unused));
TRYF(ti82_recv_VAR(handle, &(content->data_length1), &content->type, varname));
content->data_length2 = (uint16_t)varname[0] | (((uint16_t)(varname[1])) << 8);
content->data_length3 = (uint16_t)varname[2] | (((uint16_t)(varname[3])) << 8);
content->mem_address = (uint16_t)varname[4] | (((uint16_t)(varname[5])) << 8);
TRYF(ti82_send_ACK(handle));
TRYF(ti82_send_CTS(handle));
TRYF(ti82_recv_ACK(handle, NULL));
update_->cnt2 = 0;
update_->max2 = 3;
content->data_part1 = tifiles_ve_alloc_data(65536);
TRYF(ti82_recv_XDP(handle, &content->data_length1, content->data_part1));
TRYF(ti82_send_ACK(handle));
update_->cnt2++;
update_->pbar();
content->data_part2 = tifiles_ve_alloc_data(65536);
TRYF(ti82_recv_XDP(handle, &content->data_length2, content->data_part2));
TRYF(ti82_send_ACK(handle));
update_->cnt2++;
update_->pbar();
content->data_part3 = tifiles_ve_alloc_data(65536);
TRYF(ti82_recv_XDP(handle, &content->data_length3, content->data_part3));
TRYF(ti82_send_ACK(handle));
update_->cnt2++;
update_->pbar();
content->data_part4 = NULL;
return 0;
}
static int get_memfree (CalcHandle* handle, uint32_t* ram, uint32_t* flash)
{
uint16_t unused;
uint32_t memory;
TRYF(ti82_send_REQ(handle, 0x0000, TI83_DIR, ""));
TRYF(ti82_recv_ACK(handle, &unused));
TRYF(ti82_recv_XDP(handle, &unused, (uint8_t *)&memory));
fixup(memory);
TRYF(ti82_send_EOT(handle));
*ram = memory;
*flash = -1;
return 0;
}
static int recv_var (CalcHandle* handle, CalcMode mode, FileContent* content, VarRequest* vr)
{
uint16_t unused;
VarEntry *ve;
char *utf8;
uint16_t ve_size;
content->model = CALC_TI83;
strcpy(content->comment, tifiles_comment_set_single());
content->num_entries = 1;
content->entries = tifiles_ve_create_array(1);
ve = content->entries[0] = tifiles_ve_create();
memcpy(ve, vr, sizeof(VarEntry));
utf8 = ticonv_varname_to_utf8(handle->model, ve->name, ve->type);
g_snprintf(update_->text, sizeof(update_->text), "%s", utf8);
g_free(utf8);
update_label();
// silent request
TRYF(ti82_send_REQ(handle, (uint16_t)vr->size, vr->type, vr->name));
TRYF(ti82_recv_ACK(handle, &unused));
TRYF(ti82_recv_VAR(handle, &ve_size, &ve->type, ve->name));
ve->size = ve_size;
TRYF(ti82_send_ACK(handle));
TRYF(ti82_send_CTS(handle));
TRYF(ti82_recv_ACK(handle, NULL));
ve->data = tifiles_ve_alloc_data(ve->size);
TRYF(ti82_recv_XDP(handle, &ve_size, ve->data));
ve->size = ve_size;
TRYF(ti82_send_ACK(handle));
return 0;
}
static int recv_screen (CalcHandle* handle, CalcScreenCoord* sc, uint8_t** bitmap)
{
uint16_t max_cnt;
int err;
uint8_t buf[TI83_COLS * TI83_ROWS / 8];
sc->width = TI83_COLS;
sc->height = TI83_ROWS;
sc->clipped_width = TI83_COLS;
sc->clipped_height = TI83_ROWS;
TRYF(ti82_send_SCR(handle));
TRYF(ti82_recv_ACK(handle, NULL));
err = ti82_recv_XDP(handle, &max_cnt, buf); // pb with checksum
if (err != ERR_CHECKSUM) { TRYF(err) };
TRYF(ti82_send_ACK(handle));
*bitmap = (uint8_t *)g_malloc(TI83_COLS * TI83_ROWS / 8);
if(*bitmap == NULL) return ERR_MALLOC;
memcpy(*bitmap, buf, TI83_COLS * TI83_ROWS / 8);
return 0;
}
static int get_dirlist (CalcHandle* handle, GNode** vars, GNode** apps)
{
TreeInfo *ti;
GNode *folder;
uint16_t unused;
uint32_t memory;
char *utf8;
// get list of folders & FLASH apps
(*apps) = g_node_new(NULL);
ti = (TreeInfo *)g_malloc(sizeof(TreeInfo));
ti->model = handle->model;
ti->type = APP_NODE_NAME;
(*apps)->data = ti;
(*vars) = g_node_new(NULL);
ti = (TreeInfo *)g_malloc(sizeof(TreeInfo));
ti->model = handle->model;
ti->type = VAR_NODE_NAME;
(*vars)->data = ti;
TRYF(ti82_send_REQ(handle, 0x0000, TI83_DIR, ""));
TRYF(ti82_recv_ACK(handle, &unused));
TRYF(ti82_recv_XDP(handle, &unused, (uint8_t *)&memory));
fixup(memory);
TRYF(ti82_send_ACK(handle));
ti->mem_free = memory;
folder = g_node_new(NULL);
g_node_append(*vars, folder);
// Add permanent variables (Window, RclWindow, TblSet aka WINDW, ZSTO, TABLE)
{
GNode *node;
VarEntry *ve;
ve = tifiles_ve_create();
ve->type = TI83_WINDW;
node = g_node_new(ve);
g_node_append(folder, node);
ve = tifiles_ve_create();
ve->type = TI83_ZSTO;
node = g_node_new(ve);
g_node_append(folder, node);
ve = tifiles_ve_create();
ve->type = TI83_TABLE;
node = g_node_new(ve);
g_node_append(folder, node);
}
for (;;)
{
VarEntry *ve = tifiles_ve_create();
GNode *node;
int err;
uint16_t ve_size;
err = ti82_recv_VAR(handle, &ve_size, &ve->type, ve->name);
ve->size = ve_size;
TRYF(ti82_send_ACK(handle));
if (err == ERR_EOT)
break;
else if (err != 0)
return err;
node = g_node_new(ve);
g_node_append(folder, node);
utf8 = ticonv_varname_to_utf8(handle->model, ve->name, ve->type);
g_snprintf(update_->text, sizeof(update_->text), _("Parsing %s"), utf8);
g_free(utf8);
update_label();
}
return 0;
}
static int recv_var_ns (CalcHandle* handle, CalcMode mode, FileContent* content, VarEntry** vr)
{
int nvar = 0;
int err = 0;
char *utf8;
uint16_t ve_size;
g_snprintf(update_->text, sizeof(update_->text), _("Waiting for var(s)..."));
update_label();
content->model = CALC_TI82;
for (nvar = 0;; nvar++)
{
VarEntry *ve;
content->entries = tifiles_ve_resize_array(content->entries, nvar+1);
ve = content->entries[nvar] = tifiles_ve_create();
do
{
update_refresh();
if (update_->cancel)
return ERR_ABORT;
err = ti82_recv_VAR(&ve_size, &(ve->type), ve->name);
ve->size = ve_size;
}
while (err == ERROR_READ_TIMEOUT);
TRYF(ti82_send_ACK());
if (err == ERR_EOT)
goto exit;
TRYF(err);
TRYF(ti82_send_CTS());
TRYF(ti82_recv_ACK(NULL));
utf8 = ticonv_varname_to_utf8(handle->model, ve->name, ve->type);
g_snprintf(update_->text, sizeof(update_->text), "%s", utf8);
g_free(utf8);
update_label();
ve->data = tifiles_ve_alloc_data(ve->size);
TRYF(ti82_recv_XDP(&ve_size, ve->data));
ve->size = ve_size;
TRYF(ti82_send_ACK());
}
exit:
content->num_entries = nvar;
if(nvar == 1)
{
strcpy(content->comment, tifiles_comment_set_single());
*vr = tifiles_ve_dup(content->entries[0]);
}
else
{
strcpy(content->comment, tifiles_comment_set_group());
*vr = NULL;
}
return 0;
}
