#include <linux/usb/cdc.h>
#include "usbnet.h"
+#include "rndis_host.h"
/*
* currently rare) "Ethernet Emulation Model" (EEM).
*/
-/*
- * CONTROL uses CDC "encapsulated commands" with funky notifications.
- * - control-out: SEND_ENCAPSULATED
- * - interrupt-in: RESPONSE_AVAILABLE
- * - control-in: GET_ENCAPSULATED
- *
- * We'll try to ignore the RESPONSE_AVAILABLE notifications.
- *
- * REVISIT some RNDIS implementations seem to have curious issues still
- * to be resolved.
- */
-struct rndis_msg_hdr {
- __le32 msg_type; /* RNDIS_MSG_* */
- __le32 msg_len;
- // followed by data that varies between messages
- __le32 request_id;
- __le32 status;
- // ... and more
-} __attribute__ ((packed));
-
-/* MS-Windows uses this strange size, but RNDIS spec says 1024 minimum */
-#define CONTROL_BUFFER_SIZE 1025
-
-/* RNDIS defines an (absurdly huge) 10 second control timeout,
- * but ActiveSync seems to use a more usual 5 second timeout
- * (which matches the USB 2.0 spec).
- */
-#define RNDIS_CONTROL_TIMEOUT_MS (5 * 1000)
-
-
-#define ccpu2 __constant_cpu_to_le32
-
-#define RNDIS_MSG_COMPLETION ccpu2(0x80000000)
-
-/* codes for "msg_type" field of rndis messages;
- * only the data channel uses packet messages (maybe batched);
- * everything else goes on the control channel.
- */
-#define RNDIS_MSG_PACKET ccpu2(0x00000001) /* 1-N packets */
-#define RNDIS_MSG_INIT ccpu2(0x00000002)
-#define RNDIS_MSG_INIT_C (RNDIS_MSG_INIT|RNDIS_MSG_COMPLETION)
-#define RNDIS_MSG_HALT ccpu2(0x00000003)
-#define RNDIS_MSG_QUERY ccpu2(0x00000004)
-#define RNDIS_MSG_QUERY_C (RNDIS_MSG_QUERY|RNDIS_MSG_COMPLETION)
-#define RNDIS_MSG_SET ccpu2(0x00000005)
-#define RNDIS_MSG_SET_C (RNDIS_MSG_SET|RNDIS_MSG_COMPLETION)
-#define RNDIS_MSG_RESET ccpu2(0x00000006)
-#define RNDIS_MSG_RESET_C (RNDIS_MSG_RESET|RNDIS_MSG_COMPLETION)
-#define RNDIS_MSG_INDICATE ccpu2(0x00000007)
-#define RNDIS_MSG_KEEPALIVE ccpu2(0x00000008)
-#define RNDIS_MSG_KEEPALIVE_C (RNDIS_MSG_KEEPALIVE|RNDIS_MSG_COMPLETION)
-
-/* codes for "status" field of completion messages */
-#define RNDIS_STATUS_SUCCESS ccpu2(0x00000000)
-#define RNDIS_STATUS_FAILURE ccpu2(0xc0000001)
-#define RNDIS_STATUS_INVALID_DATA ccpu2(0xc0010015)
-#define RNDIS_STATUS_NOT_SUPPORTED ccpu2(0xc00000bb)
-#define RNDIS_STATUS_MEDIA_CONNECT ccpu2(0x4001000b)
-#define RNDIS_STATUS_MEDIA_DISCONNECT ccpu2(0x4001000c)
-
-
-struct rndis_data_hdr {
- __le32 msg_type; /* RNDIS_MSG_PACKET */
- __le32 msg_len; // rndis_data_hdr + data_len + pad
- __le32 data_offset; // 36 -- right after header
- __le32 data_len; // ... real packet size
-
- __le32 oob_data_offset; // zero
- __le32 oob_data_len; // zero
- __le32 num_oob; // zero
- __le32 packet_data_offset; // zero
-
- __le32 packet_data_len; // zero
- __le32 vc_handle; // zero
- __le32 reserved; // zero
-} __attribute__ ((packed));
-
-struct rndis_init { /* OUT */
- // header and:
- __le32 msg_type; /* RNDIS_MSG_INIT */
- __le32 msg_len; // 24
- __le32 request_id;
- __le32 major_version; // of rndis (1.0)
- __le32 minor_version;
- __le32 max_transfer_size;
-} __attribute__ ((packed));
-
-struct rndis_init_c { /* IN */
- // header and:
- __le32 msg_type; /* RNDIS_MSG_INIT_C */
- __le32 msg_len;
- __le32 request_id;
- __le32 status;
- __le32 major_version; // of rndis (1.0)
- __le32 minor_version;
- __le32 device_flags;
- __le32 medium; // zero == 802.3
- __le32 max_packets_per_message;
- __le32 max_transfer_size;
- __le32 packet_alignment; // max 7; (1<<n) bytes
- __le32 af_list_offset; // zero
- __le32 af_list_size; // zero
-} __attribute__ ((packed));
-
-struct rndis_halt { /* OUT (no reply) */
- // header and:
- __le32 msg_type; /* RNDIS_MSG_HALT */
- __le32 msg_len;
- __le32 request_id;
-} __attribute__ ((packed));
-
-struct rndis_query { /* OUT */
- // header and:
- __le32 msg_type; /* RNDIS_MSG_QUERY */
- __le32 msg_len;
- __le32 request_id;
- __le32 oid;
- __le32 len;
- __le32 offset;
-/*?*/ __le32 handle; // zero
-} __attribute__ ((packed));
-
-struct rndis_query_c { /* IN */
- // header and:
- __le32 msg_type; /* RNDIS_MSG_QUERY_C */
- __le32 msg_len;
- __le32 request_id;
- __le32 status;
- __le32 len;
- __le32 offset;
-} __attribute__ ((packed));
-
-struct rndis_set { /* OUT */
- // header and:
- __le32 msg_type; /* RNDIS_MSG_SET */
- __le32 msg_len;
- __le32 request_id;
- __le32 oid;
- __le32 len;
- __le32 offset;
-/*?*/ __le32 handle; // zero
-} __attribute__ ((packed));
-
-struct rndis_set_c { /* IN */
- // header and:
- __le32 msg_type; /* RNDIS_MSG_SET_C */
- __le32 msg_len;
- __le32 request_id;
- __le32 status;
-} __attribute__ ((packed));
-
-struct rndis_reset { /* IN */
- // header and:
- __le32 msg_type; /* RNDIS_MSG_RESET */
- __le32 msg_len;
- __le32 reserved;
-} __attribute__ ((packed));
-
-struct rndis_reset_c { /* OUT */
- // header and:
- __le32 msg_type; /* RNDIS_MSG_RESET_C */
- __le32 msg_len;
- __le32 status;
- __le32 addressing_lost;
-} __attribute__ ((packed));
-
-struct rndis_indicate { /* IN (unrequested) */
- // header and:
- __le32 msg_type; /* RNDIS_MSG_INDICATE */
- __le32 msg_len;
- __le32 status;
- __le32 length;
- __le32 offset;
-/**/ __le32 diag_status;
- __le32 error_offset;
-/**/ __le32 message;
-} __attribute__ ((packed));
-
-struct rndis_keepalive { /* OUT (optionally IN) */
- // header and:
- __le32 msg_type; /* RNDIS_MSG_KEEPALIVE */
- __le32 msg_len;
- __le32 request_id;
-} __attribute__ ((packed));
-
-struct rndis_keepalive_c { /* IN (optionally OUT) */
- // header and:
- __le32 msg_type; /* RNDIS_MSG_KEEPALIVE_C */
- __le32 msg_len;
- __le32 request_id;
- __le32 status;
-} __attribute__ ((packed));
-
-/* NOTE: about 30 OIDs are "mandatory" for peripherals to support ... and
- * there are gobs more that may optionally be supported. We'll avoid as much
- * of that mess as possible.
- */
-#define OID_802_3_PERMANENT_ADDRESS ccpu2(0x01010101)
-#define OID_GEN_MAXIMUM_FRAME_SIZE ccpu2(0x00010106)
-#define OID_GEN_CURRENT_PACKET_FILTER ccpu2(0x0001010e)
-
-/* packet filter bits used by OID_GEN_CURRENT_PACKET_FILTER */
-#define RNDIS_PACKET_TYPE_DIRECTED ccpu2(0x00000001)
-#define RNDIS_PACKET_TYPE_MULTICAST ccpu2(0x00000002)
-#define RNDIS_PACKET_TYPE_ALL_MULTICAST ccpu2(0x00000004)
-#define RNDIS_PACKET_TYPE_BROADCAST ccpu2(0x00000008)
-#define RNDIS_PACKET_TYPE_SOURCE_ROUTING ccpu2(0x00000010)
-#define RNDIS_PACKET_TYPE_PROMISCUOUS ccpu2(0x00000020)
-#define RNDIS_PACKET_TYPE_SMT ccpu2(0x00000040)
-#define RNDIS_PACKET_TYPE_ALL_LOCAL ccpu2(0x00000080)
-#define RNDIS_PACKET_TYPE_GROUP ccpu2(0x00001000)
-#define RNDIS_PACKET_TYPE_ALL_FUNCTIONAL ccpu2(0x00002000)
-#define RNDIS_PACKET_TYPE_FUNCTIONAL ccpu2(0x00004000)
-#define RNDIS_PACKET_TYPE_MAC_FRAME ccpu2(0x00008000)
-
-/* default filter used with RNDIS devices */
-#define RNDIS_DEFAULT_FILTER ( \
- RNDIS_PACKET_TYPE_DIRECTED | \
- RNDIS_PACKET_TYPE_BROADCAST | \
- RNDIS_PACKET_TYPE_ALL_MULTICAST | \
- RNDIS_PACKET_TYPE_PROMISCUOUS)
-
/*
* RNDIS notifications from device: command completion; "reverse"
* keepalives; etc
--- /dev/null
+/*
+ * Host Side support for RNDIS Networking Links
+ * Copyright (C) 2005 by David Brownell
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+
+#ifndef __RNDIS_HOST_H
+#define __RNDIS_HOST_H
+
+
+/*
+ * CONTROL uses CDC "encapsulated commands" with funky notifications.
+ * - control-out: SEND_ENCAPSULATED
+ * - interrupt-in: RESPONSE_AVAILABLE
+ * - control-in: GET_ENCAPSULATED
+ *
+ * We'll try to ignore the RESPONSE_AVAILABLE notifications.
+ *
+ * REVISIT some RNDIS implementations seem to have curious issues still
+ * to be resolved.
+ */
+struct rndis_msg_hdr {
+ __le32 msg_type; /* RNDIS_MSG_* */
+ __le32 msg_len;
+ // followed by data that varies between messages
+ __le32 request_id;
+ __le32 status;
+ // ... and more
+} __attribute__ ((packed));
+
+/* MS-Windows uses this strange size, but RNDIS spec says 1024 minimum */
+#define CONTROL_BUFFER_SIZE 1025
+
+/* RNDIS defines an (absurdly huge) 10 second control timeout,
+ * but ActiveSync seems to use a more usual 5 second timeout
+ * (which matches the USB 2.0 spec).
+ */
+#define RNDIS_CONTROL_TIMEOUT_MS (5 * 1000)
+
+
+#define ccpu2 __constant_cpu_to_le32
+
+#define RNDIS_MSG_COMPLETION ccpu2(0x80000000)
+
+/* codes for "msg_type" field of rndis messages;
+ * only the data channel uses packet messages (maybe batched);
+ * everything else goes on the control channel.
+ */
+#define RNDIS_MSG_PACKET ccpu2(0x00000001) /* 1-N packets */
+#define RNDIS_MSG_INIT ccpu2(0x00000002)
+#define RNDIS_MSG_INIT_C (RNDIS_MSG_INIT|RNDIS_MSG_COMPLETION)
+#define RNDIS_MSG_HALT ccpu2(0x00000003)
+#define RNDIS_MSG_QUERY ccpu2(0x00000004)
+#define RNDIS_MSG_QUERY_C (RNDIS_MSG_QUERY|RNDIS_MSG_COMPLETION)
+#define RNDIS_MSG_SET ccpu2(0x00000005)
+#define RNDIS_MSG_SET_C (RNDIS_MSG_SET|RNDIS_MSG_COMPLETION)
+#define RNDIS_MSG_RESET ccpu2(0x00000006)
+#define RNDIS_MSG_RESET_C (RNDIS_MSG_RESET|RNDIS_MSG_COMPLETION)
+#define RNDIS_MSG_INDICATE ccpu2(0x00000007)
+#define RNDIS_MSG_KEEPALIVE ccpu2(0x00000008)
+#define RNDIS_MSG_KEEPALIVE_C (RNDIS_MSG_KEEPALIVE|RNDIS_MSG_COMPLETION)
+
+/* codes for "status" field of completion messages */
+#define RNDIS_STATUS_SUCCESS ccpu2(0x00000000)
+#define RNDIS_STATUS_FAILURE ccpu2(0xc0000001)
+#define RNDIS_STATUS_INVALID_DATA ccpu2(0xc0010015)
+#define RNDIS_STATUS_NOT_SUPPORTED ccpu2(0xc00000bb)
+#define RNDIS_STATUS_MEDIA_CONNECT ccpu2(0x4001000b)
+#define RNDIS_STATUS_MEDIA_DISCONNECT ccpu2(0x4001000c)
+
+
+struct rndis_data_hdr {
+ __le32 msg_type; /* RNDIS_MSG_PACKET */
+ __le32 msg_len; // rndis_data_hdr + data_len + pad
+ __le32 data_offset; // 36 -- right after header
+ __le32 data_len; // ... real packet size
+
+ __le32 oob_data_offset; // zero
+ __le32 oob_data_len; // zero
+ __le32 num_oob; // zero
+ __le32 packet_data_offset; // zero
+
+ __le32 packet_data_len; // zero
+ __le32 vc_handle; // zero
+ __le32 reserved; // zero
+} __attribute__ ((packed));
+
+struct rndis_init { /* OUT */
+ // header and:
+ __le32 msg_type; /* RNDIS_MSG_INIT */
+ __le32 msg_len; // 24
+ __le32 request_id;
+ __le32 major_version; // of rndis (1.0)
+ __le32 minor_version;
+ __le32 max_transfer_size;
+} __attribute__ ((packed));
+
+struct rndis_init_c { /* IN */
+ // header and:
+ __le32 msg_type; /* RNDIS_MSG_INIT_C */
+ __le32 msg_len;
+ __le32 request_id;
+ __le32 status;
+ __le32 major_version; // of rndis (1.0)
+ __le32 minor_version;
+ __le32 device_flags;
+ __le32 medium; // zero == 802.3
+ __le32 max_packets_per_message;
+ __le32 max_transfer_size;
+ __le32 packet_alignment; // max 7; (1<<n) bytes
+ __le32 af_list_offset; // zero
+ __le32 af_list_size; // zero
+} __attribute__ ((packed));
+
+struct rndis_halt { /* OUT (no reply) */
+ // header and:
+ __le32 msg_type; /* RNDIS_MSG_HALT */
+ __le32 msg_len;
+ __le32 request_id;
+} __attribute__ ((packed));
+
+struct rndis_query { /* OUT */
+ // header and:
+ __le32 msg_type; /* RNDIS_MSG_QUERY */
+ __le32 msg_len;
+ __le32 request_id;
+ __le32 oid;
+ __le32 len;
+ __le32 offset;
+/*?*/ __le32 handle; // zero
+} __attribute__ ((packed));
+
+struct rndis_query_c { /* IN */
+ // header and:
+ __le32 msg_type; /* RNDIS_MSG_QUERY_C */
+ __le32 msg_len;
+ __le32 request_id;
+ __le32 status;
+ __le32 len;
+ __le32 offset;
+} __attribute__ ((packed));
+
+struct rndis_set { /* OUT */
+ // header and:
+ __le32 msg_type; /* RNDIS_MSG_SET */
+ __le32 msg_len;
+ __le32 request_id;
+ __le32 oid;
+ __le32 len;
+ __le32 offset;
+/*?*/ __le32 handle; // zero
+} __attribute__ ((packed));
+
+struct rndis_set_c { /* IN */
+ // header and:
+ __le32 msg_type; /* RNDIS_MSG_SET_C */
+ __le32 msg_len;
+ __le32 request_id;
+ __le32 status;
+} __attribute__ ((packed));
+
+struct rndis_reset { /* IN */
+ // header and:
+ __le32 msg_type; /* RNDIS_MSG_RESET */
+ __le32 msg_len;
+ __le32 reserved;
+} __attribute__ ((packed));
+
+struct rndis_reset_c { /* OUT */
+ // header and:
+ __le32 msg_type; /* RNDIS_MSG_RESET_C */
+ __le32 msg_len;
+ __le32 status;
+ __le32 addressing_lost;
+} __attribute__ ((packed));
+
+struct rndis_indicate { /* IN (unrequested) */
+ // header and:
+ __le32 msg_type; /* RNDIS_MSG_INDICATE */
+ __le32 msg_len;
+ __le32 status;
+ __le32 length;
+ __le32 offset;
+/**/ __le32 diag_status;
+ __le32 error_offset;
+/**/ __le32 message;
+} __attribute__ ((packed));
+
+struct rndis_keepalive { /* OUT (optionally IN) */
+ // header and:
+ __le32 msg_type; /* RNDIS_MSG_KEEPALIVE */
+ __le32 msg_len;
+ __le32 request_id;
+} __attribute__ ((packed));
+
+struct rndis_keepalive_c { /* IN (optionally OUT) */
+ // header and:
+ __le32 msg_type; /* RNDIS_MSG_KEEPALIVE_C */
+ __le32 msg_len;
+ __le32 request_id;
+ __le32 status;
+} __attribute__ ((packed));
+
+/* NOTE: about 30 OIDs are "mandatory" for peripherals to support ... and
+ * there are gobs more that may optionally be supported. We'll avoid as much
+ * of that mess as possible.
+ */
+#define OID_802_3_PERMANENT_ADDRESS ccpu2(0x01010101)
+#define OID_GEN_MAXIMUM_FRAME_SIZE ccpu2(0x00010106)
+#define OID_GEN_CURRENT_PACKET_FILTER ccpu2(0x0001010e)
+
+/* packet filter bits used by OID_GEN_CURRENT_PACKET_FILTER */
+#define RNDIS_PACKET_TYPE_DIRECTED ccpu2(0x00000001)
+#define RNDIS_PACKET_TYPE_MULTICAST ccpu2(0x00000002)
+#define RNDIS_PACKET_TYPE_ALL_MULTICAST ccpu2(0x00000004)
+#define RNDIS_PACKET_TYPE_BROADCAST ccpu2(0x00000008)
+#define RNDIS_PACKET_TYPE_SOURCE_ROUTING ccpu2(0x00000010)
+#define RNDIS_PACKET_TYPE_PROMISCUOUS ccpu2(0x00000020)
+#define RNDIS_PACKET_TYPE_SMT ccpu2(0x00000040)
+#define RNDIS_PACKET_TYPE_ALL_LOCAL ccpu2(0x00000080)
+#define RNDIS_PACKET_TYPE_GROUP ccpu2(0x00001000)
+#define RNDIS_PACKET_TYPE_ALL_FUNCTIONAL ccpu2(0x00002000)
+#define RNDIS_PACKET_TYPE_FUNCTIONAL ccpu2(0x00004000)
+#define RNDIS_PACKET_TYPE_MAC_FRAME ccpu2(0x00008000)
+
+/* default filter used with RNDIS devices */
+#define RNDIS_DEFAULT_FILTER ( \
+ RNDIS_PACKET_TYPE_DIRECTED | \
+ RNDIS_PACKET_TYPE_BROADCAST | \
+ RNDIS_PACKET_TYPE_ALL_MULTICAST | \
+ RNDIS_PACKET_TYPE_PROMISCUOUS)
+
+#endif /* __RNDIS_HOST_H */
+
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