static void
decode_and_get_info(Camera *camera, const char *folder, struct tf_packet *p, const char *fn,
CameraFileInfo *info, GPContext *context)
{
unsigned short count = (get_u16(&p->length) - PACKET_HEAD_SIZE) / sizeof(struct typefile);
struct typefile *entries = (struct typefile *) p->data;
int i;
char *name;
for(i = 0; i < count; i++) {
switch (entries[i].filetype) {
case 1: break;/*dir*/
case 2: /* file */
name = _convert_and_logname (camera, (char*)entries[i].name);
if (!strcmp (name, fn)) { /* the wanted current one */
memset (info, 0, sizeof (*info));
info->file.fields = GP_FILE_INFO_SIZE|GP_FILE_INFO_MTIME;
if (strstr (name, ".rec")) {
info->file.fields |= GP_FILE_INFO_TYPE;
strcpy (info->file.type, GP_MIME_MPEG);
}
info->file.size = get_u64(&entries[i].size);
info->file.mtime = tfdt_to_time(&entries[i].stamp);
} else { /* cache the others to avoid further turnarounds */
CameraFileInfo xinfo;
memset (&xinfo, 0, sizeof (xinfo));
xinfo.file.fields = GP_FILE_INFO_TYPE|GP_FILE_INFO_SIZE|GP_FILE_INFO_MTIME;
strcpy (xinfo.file.type, GP_MIME_MPEG);
xinfo.file.size = get_u64(&entries[i].size);
xinfo.file.mtime = tfdt_to_time(&entries[i].stamp);
gp_filesystem_append (camera->fs, folder, name, context); /* FIXME: might fail if exist? */
gp_filesystem_set_info_noop (camera->fs, folder, name, xinfo, context);
}
break;
default:
break;
}
#if 0
/* This makes the assumption that the timezone of the Toppy and the system
* that puppy runs on are the same. Given the limitations on the length of
* USB cables, this condition is likely to be satisfied. */
timestamp = tfdt_to_time(&entries[i].stamp);
printf("%c %20llu %24.24s %s\n", type, get_u64(&entries[i].size),
ctime(×tamp), entries[i].name);
#endif
}
}
void decode_dir(struct tf_packet *p)
{
__u16 count =
(get_u16(&p->length) - PACKET_HEAD_SIZE) / sizeof(struct typefile);
struct typefile *entries = (struct typefile *) p->data;
int i;
time_t timestamp;
if (xml) {
printf("<?xml version=\"1.0\" encoding=\"ISO-8859-15\"?>\r\n\r\n");
printf("<contents>\n");
}
for(i = 0; (i < count); i++)
{
/* This makes the assumption that the timezone of the Toppy and the system
* that puppy runs on are the same. Given the limitations on the length of
* USB cables, this condition is likely to be satisfied. */
struct tm tm;
timestamp = tfdt_to_time(&entries[i].stamp);
tm = *localtime(×tamp);
if (xml) {
int ft = entries[i].filetype;
printf("<file type=\"%s\" size=\"%llu\" time=\"%04d-%02d-%02d %d:%02d:%02d\" name=\"%W\"/>\n",
ft == 1 ? "dir" :
ft == 2 ? "file" :
"unknown",
get_u64(&entries[i].size),
tm.tm_year + 1900,
tm.tm_mon + 1,
tm.tm_mday,
tm.tm_hour,
tm.tm_min,
tm.tm_sec,
entries[i].name);
} else {
char type;
switch (entries[i].filetype)
{
case 1:
type = 'd';
break;
case 2:
type = 'f';
break;
default:
type = '?';
}
printf("%c %20llu %24.24s %s\n", type, get_u64(&entries[i].size),
ctime(×tamp), entries[i].name);
}
}
if (xml) {
printf("</contents>\n");
}
}
static void
decode_dir(Camera *camera, struct tf_packet *p, int listdirs, CameraList *list)
{
unsigned short count = (get_u16(&p->length) - PACKET_HEAD_SIZE) / sizeof(struct typefile);
struct typefile *entries = (struct typefile *) p->data;
int i;
char *name;
for(i = 0; i < count; i++) {
switch (entries[i].filetype) {
case 1:
if (listdirs) {
if (!strcmp ((char*)entries[i].name, ".."))
continue;
gp_list_append (list, (char*)entries[i].name, NULL);
}
break;
case 2:
if (!listdirs) {
name = _convert_and_logname (camera, (char*)entries[i].name);
gp_list_append (list, name, NULL);
}
break;
default:
break;
}
#if 0
/* This makes the assumption that the timezone of the Toppy and the system
* that puppy runs on are the same. Given the limitations on the length of
* USB cables, this condition is likely to be satisfied. */
timestamp = tfdt_to_time(&entries[i].stamp);
printf("%c %20llu %24.24s %s\n", type, get_u64(&entries[i].size),
ctime(×tamp), entries[i].name);
#endif
}
}
static int
get_file_func (CameraFilesystem *fs, const char *folder, const char *filename,
CameraFileType type, CameraFile *file, void *data,
GPContext *context)
{
Camera *camera = data;
int result = GP_ERROR_IO;
enum {
START,
DATA,
ABORT
} state;
int r, pid = 0, update = 0;
uint64_t byteCount = 0;
struct utimbuf mod_utime_buf = { 0, 0 };
char *path;
struct tf_packet reply;
if (type != GP_FILE_TYPE_NORMAL)
return GP_ERROR_NOT_SUPPORTED;
do_cmd_turbo (camera, "ON", context);
path = get_path(camera, folder, filename);
r = send_cmd_hdd_file_send(camera, GET, path, context);
free (path);
if(r < 0)
goto out;
state = START;
while(0 < (r = get_tf_packet(camera, &reply, context)))
{
update = (update + 1) % 4;
switch (get_u32(&reply.cmd)) {
case DATA_HDD_FILE_START:
if(state == START) {
struct typefile *tf = (struct typefile *) reply.data;
byteCount = get_u64(&tf->size);
pid = gp_context_progress_start (context, byteCount, _("Downloading %s..."), filename);
mod_utime_buf.actime = mod_utime_buf.modtime =
tfdt_to_time(&tf->stamp);
send_success(camera,context);
state = DATA;
} else {
gp_log (GP_LOG_ERROR, "topfield", "ERROR: Unexpected DATA_HDD_FILE_START packet in state %d\n", state);
send_cancel(camera,context);
state = ABORT;
}
break;
case DATA_HDD_FILE_DATA:
if(state == DATA) {
uint64_t offset = get_u64(reply.data);
uint16_t dataLen = get_u16(&reply.length) - (PACKET_HEAD_SIZE + 8);
int w;
if (!update) { /* avoid doing it too often */
gp_context_progress_update (context, pid, offset + dataLen);
if (gp_context_cancel (context) == GP_CONTEXT_FEEDBACK_CANCEL) {
send_cancel(camera,context);
state = ABORT;
}
}
if(r < get_u16(&reply.length)) {
gp_log (GP_LOG_ERROR, "topfield", "ERROR: Short packet %d instead of %d\n", r, get_u16(&reply.length));
/* TODO: Fetch the rest of the packet */
}
w = gp_file_append (file, (char*)&reply.data[8], dataLen);
if(w < GP_OK) {
/* Can't write data - abort transfer */
gp_log (GP_LOG_ERROR, "topfield", "ERROR: Can not write data: %d\n", w);
send_cancel(camera,context);
state = ABORT;
}
} else {
gp_log (GP_LOG_ERROR, "topfield", "ERROR: Unexpected DATA_HDD_FILE_DATA packet in state %d\n", state);
send_cancel(camera,context);
state = ABORT;
}
break;
case DATA_HDD_FILE_END:
send_success(camera,context);
result = GP_OK;
goto out;
break;
case FAIL:
gp_log (GP_LOG_ERROR, "topfield", "ERROR: Device reports %s\n", decode_error(&reply));
send_cancel(camera,context);
state = ABORT;
break;
case SUCCESS:
goto out;
break;
default:
gp_log (GP_LOG_ERROR, "topfield", "ERROR: Unhandled packet (cmd 0x%x)\n", get_u32(&reply.cmd));
break;
}
}
if (pid) gp_context_progress_stop (context, pid);
out:
do_cmd_turbo (camera, "OFF", context);
return result;
}
int do_hdd_file_get(int fd, char *srcPath, char *dstPath)
{
int result = -EPROTO;
time_t startTime = time(NULL);
enum
{
START,
DATA,
ABORT
} state;
int dst = -1;
int r;
int update = 0;
__u64 byteCount = 0;
struct utimbuf mod_utime_buf = { 0, 0 };
dst = open64(dstPath, O_WRONLY | O_CREAT | O_TRUNC,
S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH);
if(dst < 0)
{
fprintf(stderr, "ERROR: Can not open destination file: %s\n",
strerror(errno));
return errno;
}
r = send_cmd_hdd_file_send(fd, GET, srcPath);
if(r < 0)
{
goto out;
}
state = START;
while(0 < (r = get_tf_packet(fd, &reply)))
{
update = (update + 1) % 16;
switch (get_u32(&reply.cmd))
{
case DATA_HDD_FILE_START:
if(state == START)
{
struct typefile *tf = (struct typefile *) reply.data;
byteCount = get_u64(&tf->size);
mod_utime_buf.actime = mod_utime_buf.modtime =
tfdt_to_time(&tf->stamp);
send_success(fd);
state = DATA;
}
else
{
fprintf(stderr,
"ERROR: Unexpected DATA_HDD_FILE_START packet in state %d\n",
state);
send_cancel(fd);
state = ABORT;
}
break;
case DATA_HDD_FILE_DATA:
if(state == DATA)
{
__u64 offset = get_u64(reply.data);
__u16 dataLen =
get_u16(&reply.length) - (PACKET_HEAD_SIZE + 8);
ssize_t w;
if(!update && !quiet)
{
progressStats(byteCount, offset + dataLen, startTime);
}
if(r < get_u16(&reply.length))
{
fprintf(stderr,
"ERROR: Short packet %d instead of %d\n", r,
get_u16(&reply.length));
/* TODO: Fetch the rest of the packet */
}
w = write(dst, &reply.data[8], dataLen);
if(w < dataLen)
{
/* Can't write data - abort transfer */
fprintf(stderr, "ERROR: Can not write data: %s\n",
strerror(errno));
send_cancel(fd);
state = ABORT;
}
}
else
{
fprintf(stderr,
"ERROR: Unexpected DATA_HDD_FILE_DATA packet in state %d\n",
state);
send_cancel(fd);
state = ABORT;
}
break;
case DATA_HDD_FILE_END:
send_success(fd);
result = 0;
goto out;
break;
case FAIL:
fprintf(stderr, "ERROR: Device reports %s\n",
decode_error(&reply));
send_cancel(fd);
state = ABORT;
break;
case SUCCESS:
goto out;
break;
default:
fprintf(stderr, "ERROR: Unhandled packet (cmd 0x%x)\n",
get_u32(&reply.cmd));
}
}
utime(dstPath, &mod_utime_buf);
finalStats(byteCount, startTime);
out:
close(dst);
return result;
}
