bool cmd_uid(struct client_command_context *cmd)
{
struct command *command;
const char *cmd_name;
/* UID <command> <args> */
cmd_name = imap_parser_read_word(cmd->parser);
if (cmd_name == NULL)
return FALSE;
command = command_find(t_strconcat("UID ", cmd_name, NULL));
if (command == NULL) {
client_send_tagline(cmd, t_strconcat(
"BAD Unknown UID command ", cmd_name, NULL));
return TRUE;
}
cmd->name = p_strconcat(cmd->pool, "UID ", cmd_name, NULL);
cmd->cmd_flags = command->flags;
cmd->func = command->func;
cmd->uid = TRUE;
return cmd->func(cmd);
}
static bool client_command_input(struct client_command_context *cmd)
{
struct client *client = cmd->client;
struct command *command;
if (cmd->func != NULL) {
/* command is being executed - continue it */
if (command_exec(cmd)) {
/* command execution was finished */
client_command_free(&cmd);
client_add_missing_io(client);
return TRUE;
}
return client_handle_unfinished_cmd(cmd);
}
if (cmd->tag == NULL) {
cmd->tag = imap_parser_read_word(cmd->parser);
if (cmd->tag == NULL)
return FALSE; /* need more data */
cmd->tag = p_strdup(cmd->pool, cmd->tag);
}
if (cmd->name == NULL) {
cmd->name = imap_parser_read_word(cmd->parser);
if (cmd->name == NULL)
return FALSE; /* need more data */
/* UID commands are a special case. better to handle them
here. */
if (!cmd->uid && strcasecmp(cmd->name, "UID") == 0) {
cmd->uid = TRUE;
cmd->name = imap_parser_read_word(cmd->parser);
if (cmd->name == NULL)
return FALSE; /* need more data */
}
cmd->name = !cmd->uid ? p_strdup(cmd->pool, cmd->name) :
p_strconcat(cmd->pool, "UID ", cmd->name, NULL);
imap_refresh_proctitle();
}
client->input_skip_line = TRUE;
if (cmd->name[0] == '\0') {
/* command not given - cmd->func is already NULL. */
} else if ((command = command_find(cmd->name)) != NULL) {
cmd->func = command->func;
cmd->cmd_flags = command->flags;
if (client_command_is_ambiguous(cmd)) {
/* do nothing until existing commands are finished */
i_assert(cmd->state == CLIENT_COMMAND_STATE_WAIT_INPUT);
cmd->state = CLIENT_COMMAND_STATE_WAIT_UNAMBIGUITY;
io_remove(&client->io);
return FALSE;
}
}
if (cmd->func == NULL) {
/* unknown command */
client_send_command_error(cmd, "Unknown command.");
cmd->param_error = TRUE;
client_command_free(&cmd);
return TRUE;
} else {
i_assert(!client->disconnected);
return client_command_input(cmd);
}
}
