void self_remove_avatar()
{
unset_avatar(&self.avatar);
uint8_t hex_id[TOX_FRIEND_ADDRESS_SIZE * 2];
id_to_string(hex_id, self.id_binary);
delete_saved_avatar(hex_id);
tox_postmessage(TOX_AVATAR_UNSET, 0, 0, NULL);
}
/** tries to load avatar from disk for given client id string and set avatar based on saved png data
* avatar is avatar to initialize. Will be unset if no file is found on disk or if file is corrupt or too large,
* otherwise will be set to avatar found on disk
* id is cid string of whose avatar to find(see also load_avatar in avatar.h)
* if png_data_out is not NULL, the png data loaded from disk will be copied to it.
* if it is not null, it should be at least UTOX_AVATAR_MAX_DATA_LENGTH bytes long
* if png_size_out is not null, the size of the png data will be stored in it
*
* returns: 1 on successful loading, 0 on failure
*
* TODO: move this function into avatar.c
*/
_Bool init_avatar(AVATAR *avatar, const char_t *id, uint8_t *png_data_out, uint32_t *png_size_out) {
unset_avatar(avatar);
uint8_t avatar_data[UTOX_AVATAR_MAX_DATA_LENGTH];
uint32_t size;
if (load_avatar(id, avatar_data, &size)) {
if (set_avatar(avatar, avatar_data, size)) {
if (png_data_out) {
memcpy(png_data_out, avatar_data, size);
}
if (png_size_out) {
*png_size_out = size;
}
return 1;
}
}
return 0;
}
/** tries to load avatar from disk for given client id string and set avatar based on saved png data
* avatar is avatar to initialize. Will be unset if no file is found on disk or if file is corrupt or too large,
* otherwise will be set to avatar found on disk
* id is cid string of whose avatar to find(see also load_avatar in avatar.h)
* if png_data_out is not NULL, the png data loaded from disk will be copied to it.
* if it is not null, it should be at least UTOX_AVATAR_MAX_DATA_LENGTH bytes long
* if png_size_out is not null, the size of the png data will be stored in it
*
* returns: 1 on successful loading, 0 on failure
*/
_Bool init_avatar(AVATAR *avatar, uint32_t friend_number, uint8_t *png_data_out, uint32_t *png_size_out) {
unset_avatar(avatar);
uint8_t *avatar_data = NULL;
size_t size = 0;
if (load_avatar(friend_number, &avatar_data, &size)) {
if (set_avatar(friend_number, avatar_data, size)) {
if (png_data_out) {
memcpy(png_data_out, avatar_data, size);
}
if (png_size_out) {
*png_size_out = size;
}
return 1;
}
}
return 0;
}
void self_remove_avatar(void) {
unset_avatar(&self.avatar);
delete_saved_avatar(-1);
postmessage_toxcore(TOX_AVATAR_UNSET, 0, 0, NULL);
}
