00001
00002
00003
00004
00005
00006
00007
00008
00009
00010
00011
00012
00013
00014
00015
00016
00017
00018
00019
00024 #ifndef H_VSERVER_SYSCALL_H
00025 #define H_VSERVER_SYSCALL_H
00026
00027 #include <stdint.h>
00028 #include <stdlib.h>
00029 #include <stdbool.h>
00030 #include <sys/types.h>
00031 #include <sched.h>
00032 #include <netinet/in.h>
00033
00034 #ifndef IS_DOXYGEN
00035 #if defined(__GNUC__)
00036 # define VC_ATTR_UNUSED __attribute__((__unused__))
00037 # define VC_ATTR_NORETURN __attribute__((__noreturn__))
00038 # define VC_ATTR_CONST __attribute__((__const__))
00039 # define VC_ATTR_DEPRECATED __attribute__((__deprecated__))
00040 # if __GNUC__*0x10000 + __GNUC_MINOR__*0x100 + __GNUC_PATCHLEVEL__ >= 0x30300
00041 # define VC_ATTR_NONNULL(ARGS) __attribute__((__nonnull__ ARGS))
00042 # define VC_ATTR_ALWAYSINLINE __attribute__((__always_inline__))
00043 # else
00044 # define VC_ATTR_NONNULL(ARGS)
00045 # define VC_ATTR_ALWAYSINLINE
00046 # endif
00047 # if __GNUC__*0x10000 + __GNUC_MINOR__*0x100 + __GNUC_PATCHLEVEL__ >= 0x30303
00048 # define VC_ATTR_PURE __attribute__((__pure__))
00049 # else
00050 # define VC_ATTR_PURE
00051 # endif
00052 #else
00053 # define VC_ATTR_NONNULL(ARGS)
00054 # define VC_ATTR_UNUSED
00055 # define VC_ATTR_NORETURN
00056 # define VC_ATTR_ALWAYSINLINE
00057 # define VC_ATTR_DEPRECATED
00058 # define VC_ATTR_PURE
00059 # define VC_ATTR_CONST
00060 #endif
00061 #endif // IS_DOXYGEN
00062
00064 #define VC_NOCTX ((xid_t)(-1))
00065 #define VC_NOXID ((xid_t)(-1))
00066
00067 #define VC_DYNAMIC_XID ((xid_t)(-1))
00068
00069 #define VC_SAMECTX ((xid_t)(-2))
00070
00071 #define VC_NONID ((nid_t)(-1))
00072 #define VC_DYNAMIC_NID ((nid_t)(-1))
00073
00074 #define VC_LIM_INFINITY (~0ULL)
00075 #define VC_LIM_KEEP (~1ULL)
00076
00077 #define VC_CDLIM_UNSET (0U)
00078 #define VC_CDLIM_INFINITY (~0U)
00079 #define VC_CDLIM_KEEP (~1U)
00080
00081 #ifndef S_CTX_INFO_LOCK
00082 # define S_CTX_INFO_LOCK 1
00083 #endif
00084
00085 #ifndef S_CTX_INFO_SCHED
00086 # define S_CTX_INFO_SCHED 2
00087 #endif
00088
00089 #ifndef S_CTX_INFO_NPROC
00090 # define S_CTX_INFO_NPROC 4
00091 #endif
00092
00093 #ifndef S_CTX_INFO_PRIVATE
00094 # define S_CTX_INFO_PRIVATE 8
00095 #endif
00096
00097 #ifndef S_CTX_INFO_INIT
00098 # define S_CTX_INFO_INIT 16
00099 #endif
00100
00101 #ifndef S_CTX_INFO_HIDEINFO
00102 # define S_CTX_INFO_HIDEINFO 32
00103 #endif
00104
00105 #ifndef S_CTX_INFO_ULIMIT
00106 # define S_CTX_INFO_ULIMIT 64
00107 #endif
00108
00109 #ifndef S_CTX_INFO_NAMESPACE
00110 # define S_CTX_INFO_NAMESPACE 128
00111 #endif
00112
00113 #define VC_CAP_CHOWN 0
00114 #define VC_CAP_DAC_OVERRIDE 1
00115 #define VC_CAP_DAC_READ_SEARCH 2
00116 #define VC_CAP_FOWNER 3
00117 #define VC_CAP_FSETID 4
00118 #define VC_CAP_KILL 5
00119 #define VC_CAP_SETGID 6
00120 #define VC_CAP_SETUID 7
00121 #define VC_CAP_SETPCAP 8
00122 #define VC_CAP_LINUX_IMMUTABLE 9
00123 #define VC_CAP_NET_BIND_SERVICE 10
00124 #define VC_CAP_NET_BROADCAST 11
00125 #define VC_CAP_NET_ADMIN 12
00126 #define VC_CAP_NET_RAW 13
00127 #define VC_CAP_IPC_LOCK 14
00128 #define VC_CAP_IPC_OWNER 15
00129 #define VC_CAP_SYS_MODULE 16
00130 #define VC_CAP_SYS_RAWIO 17
00131 #define VC_CAP_SYS_CHROOT 18
00132 #define VC_CAP_SYS_PTRACE 19
00133 #define VC_CAP_SYS_PACCT 20
00134 #define VC_CAP_SYS_ADMIN 21
00135 #define VC_CAP_SYS_BOOT 22
00136 #define VC_CAP_SYS_NICE 23
00137 #define VC_CAP_SYS_RESOURCE 24
00138 #define VC_CAP_SYS_TIME 25
00139 #define VC_CAP_SYS_TTY_CONFIG 26
00140 #define VC_CAP_MKNOD 27
00141 #define VC_CAP_LEASE 28
00142 #define VC_CAP_AUDIT_WRITE 29
00143 #define VC_CAP_AUDIT_CONTROL 30
00144 #define VC_CAP_SETFCAP 31
00145 #define VC_CAP_MAC_OVERRIDE 32
00146 #define VC_CAP_MAC_ADMIN 33
00147
00148 #define VC_IMMUTABLE_FILE_FL 0x0000010lu
00149 #define VC_IMMUTABLE_LINK_FL 0x0008000lu
00150 #define VC_IMMUTABLE_ALL (VC_IMMUTABLE_LINK_FL|VC_IMMUTABLE_FILE_FL)
00151
00152 #define VC_IATTR_XID 0x01000000u
00153
00154 #define VC_IATTR_ADMIN 0x00000001u
00155 #define VC_IATTR_WATCH 0x00000002u
00156 #define VC_IATTR_HIDE 0x00000004u
00157 #define VC_IATTR_WRITE 0x00000008u
00158 #define VC_IATTR_FLAGS 0x0000000fu
00159
00160 #define VC_IATTR_BARRIER 0x00010000u
00161 #define VC_IATTR_IUNLINK 0x00020000u
00162 #define VC_IATTR_IMMUTABLE 0x00040000u
00163
00164
00165
00166 #define VC_VXF_INFO_LOCK 0x00000001ull
00167 #define VC_VXF_INFO_NPROC 0x00000004ull
00168 #define VC_VXF_INFO_PRIVATE 0x00000008ull
00169 #define VC_VXF_INFO_INIT 0x00000010ull
00170
00171 #define VC_VXF_INFO_HIDEINFO 0x00000020ull
00172 #define VC_VXF_INFO_ULIMIT 0x00000040ull
00173 #define VC_VXF_INFO_NAMESPACE 0x00000080ull
00174
00175 #define VC_VXF_SCHED_HARD 0x00000100ull
00176 #define VC_VXF_SCHED_PRIO 0x00000200ull
00177 #define VC_VXF_SCHED_PAUSE 0x00000400ull
00178
00179 #define VC_VXF_VIRT_MEM 0x00010000ull
00180 #define VC_VXF_VIRT_UPTIME 0x00020000ull
00181 #define VC_VXF_VIRT_CPU 0x00040000ull
00182 #define VC_VXF_VIRT_LOAD 0x00080000ull
00183 #define VC_VXF_VIRT_TIME 0x00100000ull
00184
00185 #define VC_VXF_HIDE_MOUNT 0x01000000ull
00186 #define VC_VXF_HIDE_NETIF 0x02000000ull
00187 #define VC_VXF_HIDE_VINFO 0x04000000ull
00188
00189 #define VC_VXF_STATE_SETUP (1ULL<<32)
00190 #define VC_VXF_STATE_INIT (1ULL<<33)
00191 #define VC_VXF_STATE_ADMIN (1ULL<<34)
00192
00193 #define VC_VXF_SC_HELPER (1ULL<<36)
00194 #define VC_VXF_REBOOT_KILL (1ULL<<37)
00195 #define VC_VXF_PERSISTENT (1ULL<<38)
00196
00197 #define VC_VXF_FORK_RSS (1ULL<<48)
00198 #define VC_VXF_PROLIFIC (1ULL<<49)
00199
00200 #define VC_VXF_IGNEG_NICE (1ULL<<52)
00201 #define VC_VXF_IGNEG_IONICE (1ULL<<53)
00202
00203
00204
00205 #define VC_VXC_SET_UTSNAME 0x00000001ull
00206 #define VC_VXC_SET_RLIMIT 0x00000002ull
00207
00208 #define VC_VXC_RAW_ICMP 0x00000100ull
00209 #define VC_VXC_SYSLOG 0x00001000ull
00210
00211 #define VC_VXC_SECURE_MOUNT 0x00010000ull
00212 #define VC_VXC_SECURE_REMOUNT 0x00020000ull
00213 #define VC_VXC_BINARY_MOUNT 0x00040000ull
00214
00215 #define VC_VXC_QUOTA_CTL 0x00100000ull
00216 #define VC_VXC_ADMIN_MAPPER 0x00200000ull
00217 #define VC_VXC_ADMIN_CLOOP 0x00400000ull
00218
00219 #define VC_VXC_KTHREAD 0x01000000ull
00220
00221
00222
00223 #define VC_VXSM_FILL_RATE 0x0001
00224 #define VC_VXSM_INTERVAL 0x0002
00225 #define VC_VXSM_FILL_RATE2 0x0004
00226 #define VC_VXSM_INTERVAL2 0x0008
00227 #define VC_VXSM_TOKENS 0x0010
00228 #define VC_VXSM_TOKENS_MIN 0x0020
00229 #define VC_VXSM_TOKENS_MAX 0x0040
00230 #define VC_VXSM_PRIO_BIAS 0x0100
00231 #define VC_VXSM_CPU_ID 0x1000
00232 #define VC_VXSM_BUCKET_ID 0x2000
00233
00234 #define VC_VXSM_IDLE_TIME 0x0200
00235 #define VC_VXSM_FORCE 0x0400
00236 #define VC_VXSM_MSEC 0x4000
00237
00238 #define VC_VXSM_V3_MASK 0x0173
00239
00240
00241
00242 #define VC_NXF_INFO_LOCK 0x00000001ull
00243 #define VC_NXF_INFO_PRIVATE 0x00000008ull
00244
00245 #define VC_NXF_SINGLE_IP 0x00000100ull
00246 #define VC_NXF_LBACK_REMAP 0x00000200ull
00247 #define VC_NXF_LBACK_ALLOW 0x00000400ull
00248
00249 #define VC_NXF_HIDE_NETIF 0x02000000ull
00250 #define VC_NXF_HIDE_LBACK 0x04000000ull
00251
00252 #define VC_NXF_STATE_SETUP (1ULL<<32)
00253 #define VC_NXF_STATE_ADMIN (1ULL<<34)
00254
00255 #define VC_NXF_SC_HELPER (1ULL<<36)
00256 #define VC_NXF_PERSISTENT (1ULL<<38)
00257
00258
00259
00260 #define VC_NXC_TUN_CREATE 0x00000001ull
00261
00262 #define VC_NXC_RAW_ICMP 0x00000100ull
00263
00264
00265
00266 #define VC_VLIMIT_NSOCK 16
00267 #define VC_VLIMIT_OPENFD 17
00268 #define VC_VLIMIT_ANON 18
00269 #define VC_VLIMIT_SHMEM 19
00270 #define VC_VLIMIT_SEMARY 20
00271 #define VC_VLIMIT_NSEMS 21
00272 #define VC_VLIMIT_DENTRY 22
00273 #define VC_VLIMIT_MAPPED 23
00274
00275
00276
00277 #define VC_VCI_NO_DYNAMIC (1 << 0)
00278 #define VC_VCI_SPACES (1 << 10)
00279 #define VC_VCI_NETV2 (1 << 11)
00280 #define VC_VCI_PPTAG (1 << 28)
00281
00282
00283
00284 #define VC_DATTR_CREATE 0x00000001
00285 #define VC_DATTR_OPEN 0x00000002
00286
00287 #define VC_DATTR_REMAP 0x00000010
00288
00289
00290
00291 #define VC_VXM_SET_INIT 0x00000001
00292 #define VC_VXM_SET_REAPER 0x00000002
00293
00294
00295
00296 #define VC_NXA_TYPE_IPV4 0x0001
00297 #define VC_NXA_TYPE_IPV6 0x0002
00298
00299 #define VC_NXA_TYPE_NONE 0x0000
00300 #define VC_NXA_TYPE_ANY 0x00FF
00301
00302 #define VC_NXA_TYPE_ADDR 0x0010
00303 #define VC_NXA_TYPE_MASK 0x0020
00304 #define VC_NXA_TYPE_RANGE 0x0040
00305
00306 #define VC_NXA_MOD_BCAST 0x0100
00307 #define VC_NXA_MOD_LBACK 0x0200
00308
00309
00310 #ifndef CLONE_NEWNS
00311 # define CLONE_NEWNS 0x00020000
00312 #endif
00313 #ifndef CLONE_NEWUTS
00314 # define CLONE_NEWUTS 0x04000000
00315 #endif
00316 #ifndef CLONE_NEWIPC
00317 # define CLONE_NEWIPC 0x08000000
00318 #endif
00319 #ifndef CLONE_NEWUSER
00320 # define CLONE_NEWUSER 0x10000000
00321 #endif
00322 #ifndef CLONE_NEWPID
00323 # define CLONE_NEWPID 0x20000000
00324 #endif
00325 #ifndef CLONE_NEWNET
00326 # define CLONE_NEWNET 0x40000000
00327 #endif
00328
00329
00330 #define VC_BAD_PERSONALITY ((uint_least32_t)(-1))
00331
00332
00342 #ifdef IS_DOXYGEN
00343 typedef an_unsigned_integer_type xid_t;
00344 typedef an_unsigned_integer_type nid_t;
00345 typedef an_unsigned_integer_type tag_t;
00346 #endif
00347
00348 #ifdef __cplusplus
00349 extern "C" {
00350 #endif
00351
00364 int vc_syscall(uint32_t cmd, xid_t xid, void *data);
00365
00370 int vc_get_version();
00371
00372 typedef uint64_t vc_vci_t;
00377 vc_vci_t vc_get_vci();
00378
00396 xid_t vc_new_s_context(xid_t ctx, unsigned int remove_cap, unsigned int flags);
00397
00398 struct vc_ip_mask_pair {
00399 uint32_t ip;
00400 uint32_t mask;
00401 };
00402
00406 int vc_set_ipv4root(uint32_t bcast, size_t nb,
00407 struct vc_ip_mask_pair const *ips) VC_ATTR_NONNULL((3));
00408
00415 size_t vc_get_nb_ipv4root() VC_ATTR_CONST VC_ATTR_PURE;
00416
00417
00420 struct vc_ctx_flags {
00422 uint_least64_t flagword;
00426 uint_least64_t mask;
00427 };
00428
00440 xid_t vc_ctx_create(xid_t xid, struct vc_ctx_flags *flags);
00441
00448 int vc_ctx_migrate(xid_t xid, uint_least64_t flags);
00449
00451 struct vc_ctx_stat {
00452 uint_least32_t usecnt;
00453 uint_least32_t tasks;
00454 };
00455
00463 int vc_ctx_stat(xid_t xid, struct vc_ctx_stat *stat) VC_ATTR_NONNULL((2));
00464
00466 struct vc_virt_stat {
00467 uint_least64_t offset;
00468 uint_least64_t uptime;
00469 uint_least32_t nr_threads;
00470 uint_least32_t nr_running;
00471 uint_least32_t nr_uninterruptible;
00472 uint_least32_t nr_onhold;
00473 uint_least32_t nr_forks;
00474 uint_least32_t load[3];
00475 };
00476
00484 int vc_virt_stat(xid_t xid, struct vc_virt_stat *stat) VC_ATTR_NONNULL((2));
00485
00492 int vc_ctx_kill(xid_t ctx, pid_t pid, int sig);
00493
00494 int vc_get_cflags(xid_t xid, struct vc_ctx_flags *) VC_ATTR_NONNULL((2));
00495 int vc_set_cflags(xid_t xid, struct vc_ctx_flags const *) VC_ATTR_NONNULL((2));
00496
00498 struct vc_ctx_caps {
00500 uint_least64_t bcaps;
00504 uint_least64_t bmask;
00506 uint_least64_t ccaps;
00510 uint_least64_t cmask;
00511 };
00512
00513 int vc_get_ccaps(xid_t xid, struct vc_ctx_caps *);
00514 int vc_set_ccaps(xid_t xid, struct vc_ctx_caps const *);
00515
00516 struct vc_vx_info {
00517 xid_t xid;
00518 pid_t initpid;
00519 };
00520
00521 int vc_get_vx_info(xid_t xid, struct vc_vx_info *info) VC_ATTR_NONNULL((2));
00522
00530 xid_t vc_get_task_xid(pid_t pid);
00531
00535 int vc_wait_exit(xid_t xid);
00536
00537
00538
00548 typedef uint_least64_t vc_limit_t;
00549
00551 struct vc_rlimit_mask {
00552 uint_least32_t min;
00553 uint_least32_t soft;
00554 uint_least32_t hard;
00555 };
00556
00558 int vc_get_rlimit_mask(xid_t xid,
00559 struct vc_rlimit_mask *lim) VC_ATTR_NONNULL((2));
00560
00564 struct vc_rlimit {
00565 vc_limit_t min;
00566 vc_limit_t soft;
00567 vc_limit_t hard;
00568 };
00569
00578 int vc_get_rlimit(xid_t xid, int resource,
00579 struct vc_rlimit *lim) VC_ATTR_NONNULL((3));
00588 int vc_set_rlimit(xid_t xid, int resource,
00589 struct vc_rlimit const *lim) VC_ATTR_NONNULL((3));
00590
00592 struct vc_rlimit_stat {
00593 uint_least32_t hits;
00594 vc_limit_t value;
00595 vc_limit_t minimum;
00596 vc_limit_t maximum;
00597 };
00598
00607 int vc_rlimit_stat(xid_t xid, int resource,
00608 struct vc_rlimit_stat *stat) VC_ATTR_NONNULL((3));
00609
00616 int vc_reset_minmax(xid_t xid);
00617
00637 bool vc_parseLimit(char const *str, vc_limit_t *res) VC_ATTR_NONNULL((1,2));
00638
00639
00640
00641 struct vc_nx_info {
00642 nid_t nid;
00643 };
00644
00645 nid_t vc_get_task_nid(pid_t pid);
00646 int vc_get_nx_info(nid_t nid, struct vc_nx_info *) VC_ATTR_NONNULL((2));
00647
00648 struct vc_net_addr {
00649 uint16_t vna_type;
00650 uint16_t vna_flags;
00651 uint16_t vna_prefix;
00652 uint16_t vna_parent;
00653 struct {
00654 union {
00655 struct in_addr v4;
00656 struct in6_addr v6;
00657 } ip;
00658 union {
00659 struct in_addr v4;
00660 struct in6_addr v6;
00661 } ip2;
00662 union {
00663 struct in_addr v4;
00664 struct in6_addr v6;
00665 } mask;
00666 } s;
00667 #define vna_v4_ip s.ip.v4
00668 #define vna_v4_ip2 s.ip2.v4
00669 #define vna_v4_mask s.mask.v4
00670 #define vna_v6_ip s.ip.v6
00671 #define vna_v6_ip2 s.ip2.v6
00672 #define vna_v6_mask s.mask.v6
00673 };
00674
00675 struct vc_net_flags {
00676 uint_least64_t flagword;
00677 uint_least64_t mask;
00678 };
00679
00680 nid_t vc_net_create(nid_t nid);
00681 int vc_net_migrate(nid_t nid);
00682
00683 int vc_net_add(nid_t nid, struct vc_net_addr const *info);
00684 int vc_net_remove(nid_t nid, struct vc_net_addr const *info);
00685
00686 int vc_get_nflags(nid_t, struct vc_net_flags *);
00687 int vc_set_nflags(nid_t, struct vc_net_flags const *);
00688
00689 struct vc_net_caps {
00690 uint_least64_t ncaps;
00691 uint_least64_t cmask;
00692 };
00693
00694 int vc_get_ncaps(nid_t, struct vc_net_caps *);
00695 int vc_set_ncaps(nid_t, struct vc_net_caps const *);
00696
00697
00698
00699
00700 int vc_set_iattr(char const *filename, xid_t xid,
00701 uint_least32_t flags, uint_least32_t mask) VC_ATTR_NONNULL((1));
00702
00703 int vc_fset_iattr(int fd, xid_t xid,
00704 uint_least32_t flags, uint_least32_t mask);
00705
00732 int vc_get_iattr(char const *filename, xid_t * xid,
00733 uint_least32_t * flags,
00734 uint_least32_t * mask) VC_ATTR_NONNULL((1));
00735
00736 int vc_fget_iattr(int fd, xid_t * xid,
00737 uint_least32_t * flags,
00738 uint_least32_t * mask) VC_ATTR_NONNULL((4));
00739
00753 xid_t vc_getfilecontext(char const *filename) VC_ATTR_NONNULL((1));
00754
00755
00756
00757 typedef enum { vcVHI_CONTEXT, vcVHI_SYSNAME, vcVHI_NODENAME,
00758 vcVHI_RELEASE, vcVHI_VERSION, vcVHI_MACHINE,
00759 vcVHI_DOMAINNAME } vc_uts_type;
00760
00761 int vc_set_vhi_name(xid_t xid, vc_uts_type type,
00762 char const *val, size_t len) VC_ATTR_NONNULL((3));
00763 int vc_get_vhi_name(xid_t xid, vc_uts_type type,
00764 char *val, size_t len) VC_ATTR_NONNULL((3));
00765
00766
00767 int vc_enter_namespace(xid_t xid, uint_least64_t mask, uint32_t index);
00768 int vc_set_namespace(xid_t xid, uint_least64_t mask, uint32_t index);
00769 int vc_cleanup_namespace(void);
00770 uint_least64_t vc_get_space_mask(void);
00771 uint_least64_t vc_get_space_default(void);
00772
00773
00774
00775 struct vc_ctx_dlimit {
00776 uint_least32_t space_used;
00777 uint_least32_t space_total;
00778 uint_least32_t inodes_used;
00779 uint_least32_t inodes_total;
00780 uint_least32_t reserved;
00781 };
00782
00783
00785 int vc_add_dlimit(char const *filename, xid_t xid,
00786 uint_least32_t flags) VC_ATTR_NONNULL((1));
00788 int vc_rem_dlimit(char const *filename, xid_t xid,
00789 uint_least32_t flags) VC_ATTR_NONNULL((1));
00790
00792 int vc_set_dlimit(char const *filename, xid_t xid,
00793 uint_least32_t flags,
00794 struct vc_ctx_dlimit const *limits) VC_ATTR_NONNULL((1,4));
00796 int vc_get_dlimit(char const *filename, xid_t xid,
00797 uint_least32_t flags,
00798 struct vc_ctx_dlimit *limits) VC_ATTR_NONNULL((1));
00799
00801 tag_t vc_get_task_tag(pid_t pid);
00802
00804 int vc_tag_create(tag_t tag);
00805
00807 int vc_tag_migrate(tag_t tag);
00808
00809
00810 struct vc_set_sched {
00811 uint_least32_t set_mask;
00812 int_least32_t fill_rate;
00813 int_least32_t interval;
00814 int_least32_t fill_rate2;
00815 int_least32_t interval2;
00816 int_least32_t tokens;
00817 int_least32_t tokens_min;
00818 int_least32_t tokens_max;
00819 int_least32_t priority_bias;
00820 int_least32_t cpu_id;
00821 int_least32_t bucket_id;
00822 };
00823
00824 int vc_set_sched(xid_t xid, struct vc_set_sched const *) VC_ATTR_NONNULL((2));
00825 int vc_get_sched(xid_t xid, struct vc_set_sched *) VC_ATTR_NONNULL((2));
00826
00827 struct vc_sched_info {
00828 int_least32_t cpu_id;
00829 int_least32_t bucket_id;
00830 uint_least64_t user_msec;
00831 uint_least64_t sys_msec;
00832 uint_least64_t hold_msec;
00833 uint_least32_t token_usec;
00834 int_least32_t vavavoom;
00835 };
00836
00837 int vc_sched_info(xid_t xid, struct vc_sched_info *info) VC_ATTR_NONNULL((2));
00838
00839
00840 int vc_set_mapping(xid_t xid, const char *device, const char *target, uint32_t flags);
00841 int vc_unset_mapping(xid_t xid, const char *device, const char *target, uint32_t flags);
00842
00843 int vc_get_badness(xid_t xid, int64_t *badness);
00844 int vc_set_badness(xid_t xid, int64_t badness);
00845
00846
00850 struct vc_err_listparser {
00851 char const *ptr;
00852 size_t len;
00853 };
00854
00865 uint_least64_t vc_text2bcap(char const *str, size_t len);
00866
00881 char const * vc_lobcap2text(uint_least64_t *val) VC_ATTR_NONNULL((1));
00882
00910 int vc_list2bcap(char const *str, size_t len,
00911 struct vc_err_listparser *err,
00912 struct vc_ctx_caps *cap) VC_ATTR_NONNULL((1,4));
00913
00914 uint_least64_t vc_text2ccap(char const *, size_t len);
00915 char const * vc_loccap2text(uint_least64_t *);
00916 int vc_list2ccap(char const *, size_t len,
00917 struct vc_err_listparser *err,
00918 struct vc_ctx_caps *);
00919
00920 int vc_list2cflag(char const *, size_t len,
00921 struct vc_err_listparser *err,
00922 struct vc_ctx_flags *flags);
00923 uint_least64_t vc_text2cflag(char const *, size_t len);
00924 char const * vc_locflag2text(uint_least64_t *);
00925
00926 uint_least32_t vc_list2cflag_compat(char const *, size_t len,
00927 struct vc_err_listparser *err);
00928 uint_least32_t vc_text2cflag_compat(char const *, size_t len);
00929 char const * vc_hicflag2text_compat(uint_least32_t);
00930
00931 int vc_text2cap(char const *);
00932 char const * vc_cap2text(unsigned int);
00933
00934
00935 int vc_list2nflag(char const *, size_t len,
00936 struct vc_err_listparser *err,
00937 struct vc_net_flags *flags);
00938 uint_least64_t vc_text2nflag(char const *, size_t len);
00939 char const * vc_lonflag2text(uint_least64_t *);
00940
00941 uint_least64_t vc_text2ncap(char const *, size_t len);
00942 char const * vc_loncap2text(uint_least64_t *);
00943 int vc_list2ncap(char const *, size_t len,
00944 struct vc_err_listparser *err,
00945 struct vc_net_caps *);
00946
00947 uint_least64_t vc_get_insecurebcaps() VC_ATTR_CONST;
00948 inline static uint_least64_t vc_get_insecureccaps() {
00949 return ~(VC_VXC_SET_UTSNAME|VC_VXC_RAW_ICMP);
00950 }
00951
00952 inline static int vc_setfilecontext(char const *filename, xid_t xid) {
00953 return vc_set_iattr(filename, xid, 0, VC_IATTR_XID);
00954 }
00955
00956
00957 uint_least32_t vc_text2personalityflag(char const *str,
00958 size_t len) VC_ATTR_NONNULL((1));
00959
00960 char const * vc_lopersonality2text(uint_least32_t *) VC_ATTR_NONNULL((1));
00961
00962 int vc_list2personalityflag(char const *,
00963 size_t len,
00964 uint_least32_t *personality,
00965 struct vc_err_listparser *err) VC_ATTR_NONNULL((1,3));
00966
00967 uint_least32_t vc_str2personalitytype(char const *,
00968 size_t len) VC_ATTR_NONNULL((1));
00969
00970
00971 typedef enum { vcFEATURE_VKILL, vcFEATURE_IATTR, vcFEATURE_RLIMIT,
00972 vcFEATURE_COMPAT, vcFEATURE_MIGRATE, vcFEATURE_NAMESPACE,
00973 vcFEATURE_SCHED, vcFEATURE_VINFO, vcFEATURE_VHI,
00974 vcFEATURE_VSHELPER0, vcFEATURE_VSHELPER, vcFEATURE_VWAIT,
00975 vcFEATURE_VNET, vcFEATURE_VSTAT, vcFEATURE_PPTAG,
00976 vcFEATURE_PIDSPACE, vcFEATURE_SPACES, vcFEATURE_PERSISTENT,
00977 vcFEATURE_PIVOT_ROOT,
00978 }
00979 vcFeatureSet;
00980
00981 bool vc_isSupported(vcFeatureSet) VC_ATTR_CONST;
00982 bool vc_isSupportedString(char const *);
00983
00984
00985 typedef enum { vcTYPE_INVALID, vcTYPE_MAIN, vcTYPE_WATCH,
00986 vcTYPE_STATIC, vcTYPE_DYNAMIC }
00987 vcXidType;
00988
00989 vcXidType vc_getXIDType(xid_t xid) VC_ATTR_CONST;
00990
00992 bool vc_is_dynamic_xid(xid_t xid);
00993
00994
00995
00996
00997 #define VC_LIMIT_VSERVER_NAME_LEN 1024
00998
00999 typedef enum { vcCFG_NONE, vcCFG_AUTO,
01000 vcCFG_LEGACY,
01001 vcCFG_RECENT_SHORT,
01002 vcCFG_RECENT_FULL } vcCfgStyle;
01003
01004
01006 xid_t vc_xidopt2xid(char const *, bool honor_static, char const **err_info);
01008 nid_t vc_nidopt2nid(char const *, bool honor_static, char const **err_info);
01010 tag_t vc_tagopt2tag(char const *, bool honor_static, char const **err_info);
01011
01012 vcCfgStyle vc_getVserverCfgStyle(char const *id);
01013
01016 char * vc_getVserverName(char const *id, vcCfgStyle style);
01017
01022 char * vc_getVserverCfgDir(char const *id, vcCfgStyle style);
01023
01027 char * vc_getVserverAppDir(char const *id, vcCfgStyle style, char const *app);
01028
01031 char * vc_getVserverVdir(char const *id, vcCfgStyle style, bool physical);
01032
01033 typedef enum { vcCTX_XID = 1,
01034 vcCTX_NID,
01035 vcCTX_TAG,
01036 } vcCtxType;
01037
01045 xid_t vc_getVserverCtx(char const *id, vcCfgStyle style,
01046 bool honor_static, bool *is_running,
01047 vcCtxType type);
01048
01053 char * vc_getVserverByCtx(xid_t ctx, vcCfgStyle *style,
01054 char const *revdir);
01055
01056 int vc_compareVserverById(char const *lhs, vcCfgStyle lhs_style,
01057 char const *rhs, vcCfgStyle rhs_style);
01058
01059 void vc_exitLikeProcess(int pid, int ret) VC_ATTR_NORETURN;
01060
01061 #define vcSKEL_INTERFACES 1u
01062 #define vcSKEL_PKGMGMT 2u
01063 #define vcSKEL_FILESYSTEM 4u
01064
01067 int vc_createSkeleton(char const *id, vcCfgStyle style, int flags);
01068
01069
01070 #ifdef __cplusplus
01071 }
01072 #endif
01073
01074 #undef VC_ATTR_PURE
01075 #undef VC_ATTR_ALWAYSINLINE
01076 #undef VC_ATTR_NORETURN
01077 #undef VC_ATTR_UNUSED
01078 #undef VC_ATTR_NONNULL
01079
01080 #endif