HCoop / hcoop / debian / openafs.git / blame
| Commit | Line | Data |
|---|---|---|
| 805e021f CE |
1 | /* |
| 2 | * Copyright 2000, International Business Machines Corporation and others. | |
| 3 | * All Rights Reserved. | |
| 4 | * | |
| 5 | * This software has been released under the terms of the IBM Public | |
| 6 | * License. For details, see the LICENSE file in the top-level source | |
| 7 | * directory or online at http://www.openafs.org/dl/license10.html | |
| 8 | */ | |
| 9 | ||
| 10 | #include <afsconfig.h> | |
| 11 | #include "afs/param.h" | |
| 12 | ||
| 13 | ||
| 14 | #include "afs/sysincludes.h" /* Standard vendor system headers */ | |
| 15 | #include "afsincludes.h" /* Afs-based standard headers */ | |
| 16 | #include "afs/afs_stats.h" /* afs statistics */ | |
| 17 | ||
| 18 | #if AFS_GCPAGS | |
| 19 | ||
| 20 | /* afs_osi_TraverseProcTable() - Walk through the systems process | |
| 21 | * table, calling afs_GCPAGs_perproc_func() for each process. | |
| 22 | */ | |
| 23 | ||
| 24 | void | |
| 25 | afs_osi_TraverseProcTable(void) | |
| 26 | { | |
| 27 | afs_proc_t *p; | |
| 28 | LIST_FOREACH(p, &allproc, p_list) { | |
| 29 | if (p->p_stat == SIDL) | |
| 30 | continue; | |
| 31 | if (p->p_stat == SZOMB) | |
| 32 | continue; | |
| 33 | if (p->p_flag & P_SYSTEM) | |
| 34 | continue; | |
| 35 | afs_GCPAGs_perproc_func(p); | |
| 36 | } | |
| 37 | } | |
| 38 | ||
| 39 | /* return a pointer (sometimes a static copy ) to the cred for a | |
| 40 | * given afs_proc_t. | |
| 41 | * subsequent calls may overwrite the previously returned value. | |
| 42 | */ | |
| 43 | const afs_ucred_t * | |
| 44 | afs_osi_proc2cred(afs_proc_t * pr) | |
| 45 | { | |
| 46 | afs_ucred_t *rv = NULL; | |
| 47 | static afs_ucred_t cr; | |
| 48 | ||
| 49 | if (pr == NULL) { | |
| 50 | return NULL; | |
| 51 | } | |
| 52 | ||
| 53 | if ((pr->p_stat == SSLEEP) || (pr->p_stat == SRUN) | |
| 54 | || (pr->p_stat == SSTOP)) { | |
| 55 | pcred_readlock(pr); | |
| 56 | cr.cr_ref = 1; | |
| 57 | afs_set_cr_uid(&cr, afs_cr_uid(pr->p_cred->pc_ucred)); | |
| 58 | cr.cr_ngroups = pr->p_cred->pc_ucred->cr_ngroups; | |
| 59 | memcpy(cr.cr_groups, pr->p_cred->pc_ucred->cr_groups, | |
| 60 | NGROUPS * sizeof(gid_t)); | |
| 61 | pcred_unlock(pr); | |
| 62 | rv = &cr; | |
| 63 | } | |
| 64 | ||
| 65 | return rv; | |
| 66 | } | |
| 67 | ||
| 68 | #endif /* AFS_GCPAGS */ |