Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / ipxe / src / include / ipxe / tftp.h

diff --git a/qemu/roms/ipxe/src/include/ipxe/tftp.h b/qemu/roms/ipxe/src/include/ipxe/tftp.h
new file mode 100644 (file)
index 0000000..aecafa2
--- /dev/null
+++ b/qemu/roms/ipxe/src/include/ipxe/tftp.h
@@ -0,0 +1,83 @@
+#ifndef        _IPXE_TFTP_H
+#define        _IPXE_TFTP_H
+
+/** @file
+ *
+ * TFTP protocol
+ *
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#include <stdint.h>
+
+#define TFTP_PORT             69 /**< Default TFTP server port */
+#define        TFTP_DEFAULT_BLKSIZE  512 /**< Default TFTP data block size */
+#define        TFTP_MAX_BLKSIZE     1432
+
+#define TFTP_RRQ               1 /**< Read request opcode */
+#define TFTP_WRQ               2 /**< Write request opcode */
+#define TFTP_DATA              3 /**< Data block opcode */
+#define TFTP_ACK               4 /**< Data block acknowledgement opcode */
+#define TFTP_ERROR             5 /**< Error opcode */
+#define TFTP_OACK              6 /**< Options acknowledgement opcode */
+
+#define TFTP_ERR_FILE_NOT_FOUND        1 /**< File not found */
+#define TFTP_ERR_ACCESS_DENIED 2 /**< Access violation */
+#define TFTP_ERR_DISK_FULL     3 /**< Disk full or allocation exceeded */
+#define TFTP_ERR_ILLEGAL_OP    4 /**< Illegal TFTP operation */
+#define TFTP_ERR_UNKNOWN_TID   5 /**< Unknown transfer ID */
+#define TFTP_ERR_FILE_EXISTS   6 /**< File already exists */
+#define TFTP_ERR_UNKNOWN_USER  7 /**< No such user */
+#define TFTP_ERR_BAD_OPTS      8 /**< Option negotiation failed */
+
+#define MTFTP_PORT          1759 /**< Default MTFTP server port */
+
+/** A TFTP read request (RRQ) packet */
+struct tftp_rrq {
+       uint16_t opcode;
+       char data[0];
+} __attribute__ (( packed ));
+
+/** A TFTP data (DATA) packet */
+struct tftp_data {
+       uint16_t opcode;
+       uint16_t block;
+       uint8_t data[0];
+} __attribute__ (( packed ));
+ 
+/** A TFTP acknowledgement (ACK) packet */
+struct tftp_ack {
+       uint16_t opcode;
+       uint16_t block;
+} __attribute__ (( packed ));
+
+/** A TFTP error (ERROR) packet */
+struct tftp_error {
+       uint16_t opcode;
+       uint16_t errcode;
+       char errmsg[0];
+} __attribute__ (( packed ));
+
+/** A TFTP options acknowledgement (OACK) packet */
+struct tftp_oack {
+       uint16_t opcode;
+       char data[0];
+} __attribute__ (( packed ));
+
+/** The common header of all TFTP packets */
+struct tftp_common {
+       uint16_t opcode;
+} __attribute__ (( packed ));
+
+/** A union encapsulating all TFTP packet types */
+union tftp_any {
+       struct tftp_common      common;
+       struct tftp_rrq         rrq;
+       struct tftp_data        data;
+       struct tftp_ack         ack;
+       struct tftp_error       error;
+       struct tftp_oack        oack;
+};
+
+#endif /* _IPXE_TFTP_H */