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author | orivej <orivej@yandex-team.ru> | 2022-02-10 16:44:49 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:44:49 +0300 |
commit | 718c552901d703c502ccbefdfc3c9028d608b947 (patch) | |
tree | 46534a98bbefcd7b1f3faa5b52c138ab27db75b7 /contrib/libs/linux-headers/linux/vm_sockets.h | |
parent | e9656aae26e0358d5378e5b63dcac5c8dbe0e4d0 (diff) | |
download | ydb-718c552901d703c502ccbefdfc3c9028d608b947.tar.gz |
Restoring authorship annotation for <orivej@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/libs/linux-headers/linux/vm_sockets.h')
-rw-r--r-- | contrib/libs/linux-headers/linux/vm_sockets.h | 318 |
1 files changed, 159 insertions, 159 deletions
diff --git a/contrib/libs/linux-headers/linux/vm_sockets.h b/contrib/libs/linux-headers/linux/vm_sockets.h index 196b6de8ba..266343ed8d 100644 --- a/contrib/libs/linux-headers/linux/vm_sockets.h +++ b/contrib/libs/linux-headers/linux/vm_sockets.h @@ -1,159 +1,159 @@ -/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ -/* - * VMware vSockets Driver - * - * Copyright (C) 2007-2013 VMware, Inc. All rights reserved. - * - * 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 version 2 and no 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. - */ - -#ifndef _VM_SOCKETS_H -#define _VM_SOCKETS_H - -#include <linux/socket.h> - -/* Option name for STREAM socket buffer size. Use as the option name in - * setsockopt(3) or getsockopt(3) to set or get an unsigned long long that - * specifies the size of the buffer underlying a vSockets STREAM socket. - * Value is clamped to the MIN and MAX. - */ - -#define SO_VM_SOCKETS_BUFFER_SIZE 0 - -/* Option name for STREAM socket minimum buffer size. Use as the option name - * in setsockopt(3) or getsockopt(3) to set or get an unsigned long long that - * specifies the minimum size allowed for the buffer underlying a vSockets - * STREAM socket. - */ - -#define SO_VM_SOCKETS_BUFFER_MIN_SIZE 1 - -/* Option name for STREAM socket maximum buffer size. Use as the option name - * in setsockopt(3) or getsockopt(3) to set or get an unsigned long long - * that specifies the maximum size allowed for the buffer underlying a - * vSockets STREAM socket. - */ - -#define SO_VM_SOCKETS_BUFFER_MAX_SIZE 2 - -/* Option name for socket peer's host-specific VM ID. Use as the option name - * in getsockopt(3) to get a host-specific identifier for the peer endpoint's - * VM. The identifier is a signed integer. - * Only available for hypervisor endpoints. - */ - -#define SO_VM_SOCKETS_PEER_HOST_VM_ID 3 - -/* Option name for determining if a socket is trusted. Use as the option name - * in getsockopt(3) to determine if a socket is trusted. The value is a - * signed integer. - */ - -#define SO_VM_SOCKETS_TRUSTED 5 - -/* Option name for STREAM socket connection timeout. Use as the option name - * in setsockopt(3) or getsockopt(3) to set or get the connection - * timeout for a STREAM socket. - */ - -#define SO_VM_SOCKETS_CONNECT_TIMEOUT 6 - -/* Option name for using non-blocking send/receive. Use as the option name - * for setsockopt(3) or getsockopt(3) to set or get the non-blocking - * transmit/receive flag for a STREAM socket. This flag determines whether - * send() and recv() can be called in non-blocking contexts for the given - * socket. The value is a signed integer. - * - * This option is only relevant to kernel endpoints, where descheduling the - * thread of execution is not allowed, for example, while holding a spinlock. - * It is not to be confused with conventional non-blocking socket operations. - * - * Only available for hypervisor endpoints. - */ - -#define SO_VM_SOCKETS_NONBLOCK_TXRX 7 - -/* The vSocket equivalent of INADDR_ANY. This works for the svm_cid field of - * sockaddr_vm and indicates the context ID of the current endpoint. - */ - -#define VMADDR_CID_ANY -1U - -/* Bind to any available port. Works for the svm_port field of - * sockaddr_vm. - */ - -#define VMADDR_PORT_ANY -1U - -/* Use this as the destination CID in an address when referring to the - * hypervisor. VMCI relies on it being 0, but this would be useful for other - * transports too. - */ - -#define VMADDR_CID_HYPERVISOR 0 - -/* Use this as the destination CID in an address when referring to the - * local communication (loopback). - * (This was VMADDR_CID_RESERVED, but even VMCI doesn't use it anymore, - * it was a legacy value from an older release). - */ - -#define VMADDR_CID_LOCAL 1 - -/* Use this as the destination CID in an address when referring to the host - * (any process other than the hypervisor). VMCI relies on it being 2, but - * this would be useful for other transports too. - */ - -#define VMADDR_CID_HOST 2 - -/* Invalid vSockets version. */ - -#define VM_SOCKETS_INVALID_VERSION -1U - -/* The epoch (first) component of the vSockets version. A single byte - * representing the epoch component of the vSockets version. - */ - -#define VM_SOCKETS_VERSION_EPOCH(_v) (((_v) & 0xFF000000) >> 24) - -/* The major (second) component of the vSockets version. A single byte - * representing the major component of the vSockets version. Typically - * changes for every major release of a product. - */ - -#define VM_SOCKETS_VERSION_MAJOR(_v) (((_v) & 0x00FF0000) >> 16) - -/* The minor (third) component of the vSockets version. Two bytes representing - * the minor component of the vSockets version. - */ - -#define VM_SOCKETS_VERSION_MINOR(_v) (((_v) & 0x0000FFFF)) - -/* Address structure for vSockets. The address family should be set to - * AF_VSOCK. The structure members should all align on their natural - * boundaries without resorting to compiler packing directives. The total size - * of this structure should be exactly the same as that of struct sockaddr. - */ - -struct sockaddr_vm { - __kernel_sa_family_t svm_family; - unsigned short svm_reserved1; - unsigned int svm_port; - unsigned int svm_cid; - unsigned char svm_zero[sizeof(struct sockaddr) - - sizeof(sa_family_t) - - sizeof(unsigned short) - - sizeof(unsigned int) - sizeof(unsigned int)]; -}; - -#define IOCTL_VM_SOCKETS_GET_LOCAL_CID _IO(7, 0xb9) - -#endif /* _VM_SOCKETS_H */ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +/* + * VMware vSockets Driver + * + * Copyright (C) 2007-2013 VMware, Inc. All rights reserved. + * + * 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 version 2 and no 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. + */ + +#ifndef _VM_SOCKETS_H +#define _VM_SOCKETS_H + +#include <linux/socket.h> + +/* Option name for STREAM socket buffer size. Use as the option name in + * setsockopt(3) or getsockopt(3) to set or get an unsigned long long that + * specifies the size of the buffer underlying a vSockets STREAM socket. + * Value is clamped to the MIN and MAX. + */ + +#define SO_VM_SOCKETS_BUFFER_SIZE 0 + +/* Option name for STREAM socket minimum buffer size. Use as the option name + * in setsockopt(3) or getsockopt(3) to set or get an unsigned long long that + * specifies the minimum size allowed for the buffer underlying a vSockets + * STREAM socket. + */ + +#define SO_VM_SOCKETS_BUFFER_MIN_SIZE 1 + +/* Option name for STREAM socket maximum buffer size. Use as the option name + * in setsockopt(3) or getsockopt(3) to set or get an unsigned long long + * that specifies the maximum size allowed for the buffer underlying a + * vSockets STREAM socket. + */ + +#define SO_VM_SOCKETS_BUFFER_MAX_SIZE 2 + +/* Option name for socket peer's host-specific VM ID. Use as the option name + * in getsockopt(3) to get a host-specific identifier for the peer endpoint's + * VM. The identifier is a signed integer. + * Only available for hypervisor endpoints. + */ + +#define SO_VM_SOCKETS_PEER_HOST_VM_ID 3 + +/* Option name for determining if a socket is trusted. Use as the option name + * in getsockopt(3) to determine if a socket is trusted. The value is a + * signed integer. + */ + +#define SO_VM_SOCKETS_TRUSTED 5 + +/* Option name for STREAM socket connection timeout. Use as the option name + * in setsockopt(3) or getsockopt(3) to set or get the connection + * timeout for a STREAM socket. + */ + +#define SO_VM_SOCKETS_CONNECT_TIMEOUT 6 + +/* Option name for using non-blocking send/receive. Use as the option name + * for setsockopt(3) or getsockopt(3) to set or get the non-blocking + * transmit/receive flag for a STREAM socket. This flag determines whether + * send() and recv() can be called in non-blocking contexts for the given + * socket. The value is a signed integer. + * + * This option is only relevant to kernel endpoints, where descheduling the + * thread of execution is not allowed, for example, while holding a spinlock. + * It is not to be confused with conventional non-blocking socket operations. + * + * Only available for hypervisor endpoints. + */ + +#define SO_VM_SOCKETS_NONBLOCK_TXRX 7 + +/* The vSocket equivalent of INADDR_ANY. This works for the svm_cid field of + * sockaddr_vm and indicates the context ID of the current endpoint. + */ + +#define VMADDR_CID_ANY -1U + +/* Bind to any available port. Works for the svm_port field of + * sockaddr_vm. + */ + +#define VMADDR_PORT_ANY -1U + +/* Use this as the destination CID in an address when referring to the + * hypervisor. VMCI relies on it being 0, but this would be useful for other + * transports too. + */ + +#define VMADDR_CID_HYPERVISOR 0 + +/* Use this as the destination CID in an address when referring to the + * local communication (loopback). + * (This was VMADDR_CID_RESERVED, but even VMCI doesn't use it anymore, + * it was a legacy value from an older release). + */ + +#define VMADDR_CID_LOCAL 1 + +/* Use this as the destination CID in an address when referring to the host + * (any process other than the hypervisor). VMCI relies on it being 2, but + * this would be useful for other transports too. + */ + +#define VMADDR_CID_HOST 2 + +/* Invalid vSockets version. */ + +#define VM_SOCKETS_INVALID_VERSION -1U + +/* The epoch (first) component of the vSockets version. A single byte + * representing the epoch component of the vSockets version. + */ + +#define VM_SOCKETS_VERSION_EPOCH(_v) (((_v) & 0xFF000000) >> 24) + +/* The major (second) component of the vSockets version. A single byte + * representing the major component of the vSockets version. Typically + * changes for every major release of a product. + */ + +#define VM_SOCKETS_VERSION_MAJOR(_v) (((_v) & 0x00FF0000) >> 16) + +/* The minor (third) component of the vSockets version. Two bytes representing + * the minor component of the vSockets version. + */ + +#define VM_SOCKETS_VERSION_MINOR(_v) (((_v) & 0x0000FFFF)) + +/* Address structure for vSockets. The address family should be set to + * AF_VSOCK. The structure members should all align on their natural + * boundaries without resorting to compiler packing directives. The total size + * of this structure should be exactly the same as that of struct sockaddr. + */ + +struct sockaddr_vm { + __kernel_sa_family_t svm_family; + unsigned short svm_reserved1; + unsigned int svm_port; + unsigned int svm_cid; + unsigned char svm_zero[sizeof(struct sockaddr) - + sizeof(sa_family_t) - + sizeof(unsigned short) - + sizeof(unsigned int) - sizeof(unsigned int)]; +}; + +#define IOCTL_VM_SOCKETS_GET_LOCAL_CID _IO(7, 0xb9) + +#endif /* _VM_SOCKETS_H */ |