Merge OpenBSM 1.0 alpha 14 changes to src/sys/security/audit:

- au_to_attr64(), au_to_process64(), au_to_subject64(),
  au_to_subject64_ex(), au_to_zonename(), au_to_header64_tm().
- Extended address token fixes.

Obtained from:	TrustedBSD Project
This commit is contained in:
Robert Watson 2007-04-16 16:20:45 +00:00
parent bfbc9a096b
commit 0e92f0d7dd

View File

@ -49,7 +49,6 @@
#include <netinet/in_systm.h>
#include <netinet/ip.h>
#include <sys/socketvar.h>
#include <bsm/audit.h>
#include <bsm/audit_internal.h>
@ -180,8 +179,44 @@ au_to_attr32(struct vnode_au_info *vni)
token_t *
au_to_attr64(struct vnode_au_info *vni)
{
token_t *t;
u_char *dptr = NULL;
u_int16_t pad0_16 = 0;
u_int16_t pad0_32 = 0;
return (NULL);
GET_TOKEN_AREA(t, dptr, sizeof(u_char) + 2 * sizeof(u_int16_t) +
3 * sizeof(u_int32_t) + sizeof(u_int64_t) * 2);
ADD_U_CHAR(dptr, AUT_ATTR64);
/*
* Darwin defines the size for the file mode
* as 2 bytes; BSM defines 4 so pad with 0
*/
ADD_U_INT16(dptr, pad0_16);
ADD_U_INT16(dptr, vni->vn_mode);
ADD_U_INT32(dptr, vni->vn_uid);
ADD_U_INT32(dptr, vni->vn_gid);
ADD_U_INT32(dptr, vni->vn_fsid);
/*
* Some systems use 32-bit file ID's, other's use 64-bit file IDs.
* Attempt to handle both, and let the compiler sort it out. If we
* could pick this out at compile-time, it would be better, so as to
* avoid the else case below.
*/
if (sizeof(vni->vn_fileid) == sizeof(uint32_t)) {
ADD_U_INT32(dptr, pad0_32);
ADD_U_INT32(dptr, vni->vn_fileid);
} else if (sizeof(vni->vn_fileid) == sizeof(uint64_t))
ADD_U_INT64(dptr, vni->vn_fileid);
else
ADD_U_INT64(dptr, 0LL);
ADD_U_INT64(dptr, vni->vn_dev);
return (t);
}
token_t *
@ -270,7 +305,7 @@ token_t *
au_to_groups(int *groups)
{
return (au_to_newgroups(AUDIT_MAX_GROUPS, groups));
return (au_to_newgroups(AUDIT_MAX_GROUPS, (gid_t*)groups));
}
/*
@ -578,18 +613,32 @@ au_to_process32(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid, gid_t rgid,
}
token_t *
au_to_process64(__unused au_id_t auid, __unused uid_t euid,
__unused gid_t egid, __unused uid_t ruid, __unused gid_t rgid,
__unused pid_t pid, __unused au_asid_t sid, __unused au_tid_t *tid)
au_to_process64(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid, gid_t rgid,
pid_t pid, au_asid_t sid, au_tid_t *tid)
{
token_t *t;
u_char *dptr = NULL;
return (NULL);
GET_TOKEN_AREA(t, dptr, sizeof(u_char) + 8 * sizeof(u_int32_t) +
sizeof(u_int64_t));
ADD_U_CHAR(dptr, AUT_PROCESS64);
ADD_U_INT32(dptr, auid);
ADD_U_INT32(dptr, euid);
ADD_U_INT32(dptr, egid);
ADD_U_INT32(dptr, ruid);
ADD_U_INT32(dptr, rgid);
ADD_U_INT32(dptr, pid);
ADD_U_INT32(dptr, sid);
ADD_U_INT64(dptr, tid->port);
ADD_MEM(dptr, &tid->machine, sizeof(u_int32_t));
return (t);
}
token_t *
au_to_process(__unused au_id_t auid, __unused uid_t euid,
__unused gid_t egid, __unused uid_t ruid, __unused gid_t rgid,
__unused pid_t pid, __unused au_asid_t sid, __unused au_tid_t *tid)
au_to_process(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid, gid_t rgid,
pid_t pid, au_asid_t sid, au_tid_t *tid)
{
return (au_to_process32(auid, euid, egid, ruid, rgid, pid, sid,
@ -647,8 +696,39 @@ token_t *
au_to_process64_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid)
{
token_t *t;
u_char *dptr = NULL;
return (NULL);
if (tid->at_type == AU_IPv4)
GET_TOKEN_AREA(t, dptr, sizeof(u_char) +
7 * sizeof(u_int32_t) + sizeof(u_int64_t) +
2 * sizeof(u_int32_t));
else if (tid->at_type == AU_IPv6)
GET_TOKEN_AREA(t, dptr, sizeof(u_char) +
7 * sizeof(u_int32_t) + sizeof(u_int64_t) +
5 * sizeof(u_int32_t));
else
panic("au_to_process64_ex: invalidate at_type (%d)",
tid->at_type);
ADD_U_CHAR(dptr, AUT_PROCESS64_EX);
ADD_U_INT32(dptr, auid);
ADD_U_INT32(dptr, euid);
ADD_U_INT32(dptr, egid);
ADD_U_INT32(dptr, ruid);
ADD_U_INT32(dptr, rgid);
ADD_U_INT32(dptr, pid);
ADD_U_INT32(dptr, sid);
ADD_U_INT64(dptr, tid->at_port);
ADD_U_INT32(dptr, tid->at_type);
ADD_MEM(dptr, &tid->at_addr[0], sizeof(u_int32_t));
if (tid->at_type == AU_IPv6) {
ADD_MEM(dptr, &tid->at_addr[1], sizeof(u_int32_t));
ADD_MEM(dptr, &tid->at_addr[2], sizeof(u_int32_t));
ADD_MEM(dptr, &tid->at_addr[3], sizeof(u_int32_t));
}
return (t);
}
token_t *
@ -918,8 +998,24 @@ token_t *
au_to_subject64(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid, gid_t rgid,
pid_t pid, au_asid_t sid, au_tid_t *tid)
{
token_t *t;
u_char *dptr = NULL;
return (NULL);
GET_TOKEN_AREA(t, dptr, sizeof(u_char) + 7 * sizeof(u_int32_t) +
sizeof(u_int64_t) + sizeof(u_int32_t));
ADD_U_CHAR(dptr, AUT_SUBJECT64);
ADD_U_INT32(dptr, auid);
ADD_U_INT32(dptr, euid);
ADD_U_INT32(dptr, egid);
ADD_U_INT32(dptr, ruid);
ADD_U_INT32(dptr, rgid);
ADD_U_INT32(dptr, pid);
ADD_U_INT32(dptr, sid);
ADD_U_INT64(dptr, tid->port);
ADD_MEM(dptr, &tid->machine, sizeof(u_int32_t));
return (t);
}
token_t *
@ -982,8 +1078,37 @@ token_t *
au_to_subject64_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid)
{
token_t *t;
u_char *dptr = NULL;
return (NULL);
if (tid->at_type == AU_IPv4)
GET_TOKEN_AREA(t, dptr, sizeof(u_char) +
7 * sizeof(u_int32_t) + sizeof(u_int64_t) +
2 * sizeof(u_int32_t));
else if (tid->at_type == AU_IPv6)
GET_TOKEN_AREA(t, dptr, sizeof(u_char) +
7 * sizeof(u_int32_t) + sizeof(u_int64_t) +
5 * sizeof(u_int32_t));
else
panic("au_to_subject64_ex: invalid at_type (%d)",
tid->at_type);
ADD_U_CHAR(dptr, AUT_SUBJECT64_EX);
ADD_U_INT32(dptr, auid);
ADD_U_INT32(dptr, euid);
ADD_U_INT32(dptr, egid);
ADD_U_INT32(dptr, ruid);
ADD_U_INT32(dptr, rgid);
ADD_U_INT32(dptr, pid);
ADD_U_INT32(dptr, sid);
ADD_U_INT64(dptr, tid->at_port);
ADD_U_INT32(dptr, tid->at_type);
if (tid->at_type == AU_IPv6)
ADD_MEM(dptr, &tid->at_addr[0], 4 * sizeof(u_int32_t));
else
ADD_MEM(dptr, &tid->at_addr[0], sizeof(u_int32_t));
return (t);
}
token_t *
@ -1101,6 +1226,27 @@ au_to_exec_args(char **argv)
return (t);
}
/*
* token ID 1 byte
* zonename length 2 bytes
* zonename N bytes + 1 terminating NULL byte
*/
token_t *
au_to_zonename(char *zonename)
{
u_char *dptr = NULL;
u_int16_t textlen;
token_t *t;
textlen = strlen(zonename);
textlen += 1;
GET_TOKEN_AREA(t, dptr, sizeof(u_char) + sizeof(u_int16_t) + textlen);
ADD_U_CHAR(dptr, AUT_ZONENAME);
ADD_U_INT16(dptr, textlen);
ADD_STRING(dptr, zonename, textlen);
return (t);
}
/*
* token ID 1 byte
* count 4 bytes
@ -1175,6 +1321,31 @@ au_to_header32_tm(int rec_size, au_event_t e_type, au_emod_t e_mod,
return (t);
}
token_t *
au_to_header64_tm(int rec_size, au_event_t e_type, au_emod_t e_mod,
struct timeval tm)
{
token_t *t;
u_char *dptr = NULL;
u_int32_t timems;
GET_TOKEN_AREA(t, dptr, sizeof(u_char) + sizeof(u_int32_t) +
sizeof(u_char) + 2 * sizeof(u_int16_t) + 2 * sizeof(u_int64_t));
ADD_U_CHAR(dptr, AUT_HEADER64);
ADD_U_INT32(dptr, rec_size);
ADD_U_CHAR(dptr, AUDIT_HEADER_VERSION_OPENBSM);
ADD_U_INT16(dptr, e_type);
ADD_U_INT16(dptr, e_mod);
timems = tm.tv_usec/1000;
/* Add the timestamp */
ADD_U_INT64(dptr, tm.tv_sec);
ADD_U_INT64(dptr, timems); /* We need time in ms. */
return (t);
}
/*
* token ID 1 byte
* trailer magic number 2 bytes