-unsigned int portal_subsystem_debug = ~0 - (S_PORTALS | S_QSWNAL | S_SOCKNAL |
- S_GMNAL | S_IBNAL);
-
-ptl_handle_ni_t tcpnal_ni;
-struct task_struct *current;
-
-/* portals interfaces */
-
-struct ldlm_namespace;
-struct ldlm_res_id;
-struct obd_import;
-
-void *inter_module_get(char *arg)
-{
- if (!strcmp(arg, "tcpnal_ni"))
- return &tcpnal_ni;
- else if (!strcmp(arg, "ldlm_cli_cancel_unused"))
- return ldlm_cli_cancel_unused;
- else if (!strcmp(arg, "ldlm_namespace_cleanup"))
- return ldlm_namespace_cleanup;
- else if (!strcmp(arg, "ldlm_replay_locks"))
- return ldlm_replay_locks;
- else
- return NULL;
-}
-
-/* XXX move to proper place */
-char *portals_nid2str(int nal, ptl_nid_t nid, char *str)
-{
- switch(nal){
- case TCPNAL:
- /* userspace NAL */
- case SOCKNAL:
- snprintf(str, PTL_NALFMT_SIZE - 1, "%u:%u.%u.%u.%u",
- (__u32)(nid >> 32), HIPQUAD(nid));
- break;
- case QSWNAL:
- case GMNAL:
- case IBNAL:
- snprintf(str, PTL_NALFMT_SIZE - 1, "%u:%u",
- (__u32)(nid >> 32), (__u32)nid);
- break;
- default:
- snprintf(str, PTL_NALFMT_SIZE - 1, "?%d? %llx",
- nal, (long long)nid);
- break;
- }
- return str;
-}
-
-/*
- * random number generator stuff
- */
-static int _rand_dev_fd = -1;
-
-static int get_ipv4_addr()
-{
- struct utsname myname;
- struct hostent *hptr;
- int ip;
-
- if (uname(&myname) < 0)
- return 0;
-
- hptr = gethostbyname(myname.nodename);
- if (hptr == NULL ||
- hptr->h_addrtype != AF_INET ||
- *hptr->h_addr_list == NULL) {
- printf("LibLustre: Warning: fail to get local IPv4 address\n");
- return 0;
- }
-
- ip = ntohl(*((int *) *hptr->h_addr_list));
-
- return ip;
-}
-
-static void init_random()
-{
- int seed;
- struct timeval tv;
-
- _rand_dev_fd = syscall(SYS_open, "/dev/urandom", O_RDONLY);
- if (_rand_dev_fd >= 0) {
- if (syscall(SYS_read, _rand_dev_fd, &seed, sizeof(int)) ==
- sizeof(int)) {
- srand(seed);
- return;
- }
- syscall(SYS_close, _rand_dev_fd);
- _rand_dev_fd = -1;
- }
-
- gettimeofday(&tv, NULL);
- srand(tv.tv_sec + tv.tv_usec + getpid() + __swab32(get_ipv4_addr()));
-}
-
-void get_random_bytes(void *buf, int size)
-{
- char *p = buf;
-
- if (size < 1)
- return;
-
- if (_rand_dev_fd >= 0) {
- if (syscall(SYS_read, _rand_dev_fd, buf, size) == size)
- return;
- syscall(SYS_close, _rand_dev_fd);
- _rand_dev_fd = -1;
- }
-
- while (size--)
- *p++ = rand();
-}
-
-int in_group_p(gid_t gid)
-{
- int i;
-
- if (gid == current->fsgid)
- return 1;
-
- for (i = 0; i < current->ngroups; i++) {
- if (gid == current->groups[i])
- return 1;
- }
-
- return 0;
-}
-
-static void init_capability(int *res)
-{
- cap_t syscap;
- cap_flag_value_t capval;
- int i;
-
- *res = 0;
-
- syscap = cap_get_proc();
- if (!syscap) {
- printf("Liblustre: Warning: failed to get system capability, "
- "set to minimal\n");
- return;
- }
-
- for (i = 0; i < sizeof(cap_value_t) * 8; i++) {
- if (!cap_get_flag(syscap, i, CAP_EFFECTIVE, &capval)) {
- if (capval == CAP_SET) {
- *res |= 1 << i;
- }
- }
- }
-}
-
-static int init_current(char *comm)
-{
- current = malloc(sizeof(*current));
- if (!current) {
- CERROR("Not enough memory\n");
- return -ENOMEM;
- }
- current->fs = ¤t->__fs;
- current->fs->umask = umask(0777);
- umask(current->fs->umask);
-
- strncpy(current->comm, comm, sizeof(current->comm));
- current->pid = getpid();
- current->fsuid = geteuid();
- current->fsgid = getegid();
- memset(¤t->pending, 0, sizeof(current->pending));
-
- current->max_groups = sysconf(_SC_NGROUPS_MAX);
- current->groups = malloc(sizeof(gid_t) * current->max_groups);
- if (!current->groups) {
- CERROR("Not enough memory\n");
- return -ENOMEM;
- }
- current->ngroups = getgroups(current->max_groups, current->groups);
- if (current->ngroups < 0) {
- perror("Error getgroups");
- return -EINVAL;
- }
-
- init_capability(¤t->cap_effective);
-
- return 0;
-}
-
-void generate_random_uuid(unsigned char uuid_out[16])
-{
- get_random_bytes(uuid_out, sizeof(uuid_out));
-}
-
-ptl_nid_t tcpnal_mynid;
-
-int init_lib_portals()
-{
- int max_interfaces;
- int rc;
- ENTRY;
-
- rc = PtlInit(&max_interfaces);
- if (rc != PTL_OK) {
- CERROR("PtlInit failed: %d\n", rc);
- RETURN (-ENXIO);
- }
- RETURN(0);
-}
-
-int
-libcfs_nal_cmd(struct portals_cfg *pcfg)
-{
- /* handle portals command if we want */
- return 0;
-}
-
-extern int class_handle_ioctl(unsigned int cmd, unsigned long arg);
-
-int lib_ioctl_nalcmd(int dev_id, unsigned int opc, void * ptr)
-{
- struct portal_ioctl_data *ptldata;
-
- if (opc == IOC_PORTAL_NAL_CMD) {
- ptldata = (struct portal_ioctl_data *) ptr;
-
- if (ptldata->ioc_nal_cmd == NAL_CMD_REGISTER_MYNID) {
- tcpnal_mynid = ptldata->ioc_nid;
- printf("mynid: %u.%u.%u.%u\n",
- (unsigned)(tcpnal_mynid>>24) & 0xFF,
- (unsigned)(tcpnal_mynid>>16) & 0xFF,
- (unsigned)(tcpnal_mynid>>8) & 0xFF,
- (unsigned)(tcpnal_mynid) & 0xFF);
- }
- }
-
- return (0);
-}
-
-int lib_ioctl(int dev_id, unsigned int opc, void * ptr)
-{
- int rc;
-
- if (dev_id == OBD_DEV_ID) {
- struct obd_ioctl_data *ioc = ptr;
-
- //XXX hack!!!
- ioc->ioc_plen1 = ioc->ioc_inllen1;
- ioc->ioc_pbuf1 = ioc->ioc_bulk;
- //XXX
-
- rc = class_handle_ioctl(opc, (unsigned long)ptr);
-
- printf ("proccssing ioctl cmd: %x, rc %d\n", opc, rc);
-
- if (rc)
- return rc;
- }
- return (0);
-}
-
-int lllib_init(char *dumpfile)