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%%%-------------------------------------------------------------------
%%% Defines
%%%-------------------------------------------------------------------
-define(TFTP_DEFAULT_PORT, 69).% Default server port
-define(TFTP_OPCODE_RRQ, 1). % Read request
-define(TFTP_OPCODE_WRQ, 2). % Write request
-define(TFTP_OPCODE_DATA, 3). % Data
-define(TFTP_OPCODE_ACK, 4). % Acknowledgement
-define(TFTP_OPCODE_ERROR, 5). % Error
-define(TFTP_OPCODE_OACK, 6). % Option acknowledgment
-define(TFTP_ERROR_UNDEF, 0). % Not defined, see error message (if any)
-define(TFTP_ERROR_ENOENT, 1). % File not found.
-define(TFTP_ERROR_EACCES, 2). % Access violation.
-define(TFTP_ERROR_ENOSPC, 3). % Disk full or allocation exceeded.
-define(TFTP_ERROR_BADOP, 4). % Illegal TFTP operation.
-define(TFTP_ERROR_BADBLK, 5). % Unknown transfer ID.
-define(TFTP_ERROR_EEXIST, 6). % File already exists.
-define(TFTP_ERROR_BADUSER, 7). % No such user.
-define(TFTP_ERROR_BADOPT, 8). % Unrequested or illegal option.
-record(tftp_msg_req, {access, filename, mode, options, local_filename}).
-record(tftp_msg_data, {block_no, data}).
-record(tftp_msg_ack, {block_no}).
-record(tftp_msg_error, {code, text, details}).
-record(tftp_msg_oack, {options}).
-record(config, {parent_pid = self(),
udp_socket,
udp_options = [binary, {reuseaddr, true}, {active, once}],
udp_host = "localhost",
udp_port = ?TFTP_DEFAULT_PORT,
port_policy = random,
use_tsize = false,
max_tsize = infinity, % Filesize
max_conn = infinity,
rejected = [],
polite_ack = false,
debug_level = none,
timeout,
user_options = [],
callbacks = []}).
-record(callback, {regexp, internal, module, state, block_no, count}).
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