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-rw-r--r--source3/utils/profiles.c86
1 files changed, 61 insertions, 25 deletions
diff --git a/source3/utils/profiles.c b/source3/utils/profiles.c
index fabc118d81..96ab6d612c 100644
--- a/source3/utils/profiles.c
+++ b/source3/utils/profiles.c
@@ -456,6 +456,8 @@ int get_sid(DOM_SID *sid, char *sid_str)
* Replace SID1, component by component with SID2
* Assumes will never be called with unequal length SIDS
* so only touches 21-x-y-z-rid portion
+ * This routine does not need to deal with endianism as
+ * long as the incoming SIDs are both in the same (LE) format.
*/
void change_sid(DOM_SID *s1, DOM_SID *s2)
{
@@ -498,15 +500,16 @@ void process_acl(ACL *acl, char *prefix)
int ace_cnt, i;
ACE *ace;
- ace_cnt = acl->num_aces;
+ ace_cnt = IVAL(&acl->num_aces, 0);
ace = (ACE *)&acl->aces;
if (verbose) fprintf(stdout, "%sACEs: %u\n", prefix, ace_cnt);
for (i=0; i<ace_cnt; i++) {
- if (verbose) fprintf(stdout, "%s Perms: %08X, SID: ", prefix, ace->perms);
+ if (verbose) fprintf(stdout, "%s Perms: %08X, SID: ", prefix,
+ IVAL(&ace->perms, 0));
if (change)
process_sid(&ace->trustee, &old_sid, &new_sid);
print_sid(&ace->trustee);
- ace = (ACE *)((char *)ace + ace->length);
+ ace = (ACE *)((char *)ace + SVAL(&ace->length, 0));
}
}
@@ -514,6 +517,7 @@ void usage(voi)
{
fprintf(stderr, "usage: profiles [-c <OLD-SID> -n <NEW-SID>] <profilefile>\n");
fprintf(stderr, "Version: %s\n", VERSION);
+ fprintf(stderr, "\n\t-v\t sets verbose mode");
fprintf(stderr, "\n\t-c S-1-5-21-z-y-x-oldrid - provides SID to change");
fprintf(stderr, "\n\t-n S-1-5-21-a-b-c-newrid - provides SID to change to");
fprintf(stderr, "\n\t\tBoth must be present if the other is.");
@@ -547,7 +551,7 @@ int main(int argc, char *argv[])
* Now, process the arguments
*/
- while ((opt = getopt(argc, argv, "c:n:")) != EOF) {
+ while ((opt = getopt(argc, argv, "c:n:v")) != EOF) {
switch (opt) {
case 'c':
change = 1;
@@ -568,6 +572,10 @@ int main(int argc, char *argv[])
break;
+ case 'v':
+ verbose++;
+ break;
+
default:
usage();
exit(255);
@@ -607,64 +615,92 @@ int main(int argc, char *argv[])
exit(4);
}
+ /*
+ * In what follows, and in places above, in order to work on both LE and
+ * BE platforms, we have to use the Samba macros to extract SHORT, LONG
+ * and associated UNSIGNED quantities from the data in the mmap'd file.
+ * NOTE, however, that we do not need to do anything with memory
+ * addresses that we construct from pointers in our address space.
+ * For example,
+ *
+ * sec_desc = (MY_SEC_DESC *)&(sk_hdr->sec_desc[0]);
+ *
+ * is simply taking the address of a structure we already have the address
+ * of in our address space, while, the fields within it, will have to
+ * be accessed with the macros:
+ *
+ * owner_sid = (DOM_SID *)(&sk_hdr->sec_desc[0] +
+ * IVAL(&sec_desc->owner_off, 0));
+ *
+ * Which is pulling out an offset and adding it to an existing pointer.
+ *
+ */
+
regf_hdr = (REGF_HDR *)base;
if (verbose) fprintf(stdout, "Registry file size: %u\n", sbuf.st_size);
- if (regf_hdr->REGF_ID != REG_REGF_ID) {
+ if (IVAL(&regf_hdr->REGF_ID, 0) != REG_REGF_ID) {
fprintf(stderr, "Incorrect Registry file (doesn't have header ID): %s\n", argv[optind]);
exit(5);
}
if (verbose) fprintf(stdout, "First Key Off: %u, Data Block Size: %u\n",
- regf_hdr->first_key, regf_hdr->dblk_size);
+ IVAL(&regf_hdr->first_key, 0),
+ IVAL(&regf_hdr->dblk_size, 0));
- hbin_hdr = (HBIN_HDR *)(base + 0x1000);
+ hbin_hdr = (HBIN_HDR *)(base + 0x1000); /* No need for Endian stuff */
/*
* This should be the hbin_hdr
*/
- if (hbin_hdr->HBIN_ID != REG_HBIN_ID) {
+ if (IVAL(&hbin_hdr->HBIN_ID, 0) != REG_HBIN_ID) {
fprintf(stderr, "Incorrect hbin hdr: %s\n", argv[optind]);
exit(6);
}
if (verbose) fprintf(stdout, "Next Off: %u, Prev Off: %u\n",
- hbin_hdr->next_off, hbin_hdr->prev_off);
+ IVAL(&hbin_hdr->next_off, 0),
+ IVAL(&hbin_hdr->prev_off, 0));
- nk_hdr = (NK_HDR *)(base + 0x1000 + regf_hdr->first_key + 4);
+ nk_hdr = (NK_HDR *)(base + 0x1000 + IVAL(&regf_hdr->first_key, 0) + 4);
- if (nk_hdr->NK_ID != REG_NK_ID) {
+ if (SVAL(&nk_hdr->NK_ID, 0) != REG_NK_ID) {
fprintf(stderr, "Incorrect NK Header: %s\n", argv[optind]);
exit(7);
}
+ sk_off = first_sk_off = IVAL(&nk_hdr->sk_off, 0);
if (verbose) {
- fprintf(stdout, "Type: %0x\n", nk_hdr->type);
- fprintf(stdout, "SK Off : %o\n", (0x1000 + nk_hdr->sk_off + 4));
+ fprintf(stdout, "Type: %0x\n", SVAL(&nk_hdr->type, 0));
+ fprintf(stdout, "SK Off : %o\n", (0x1000 + sk_off + 4));
}
- sk_hdr = (SK_HDR *)(base + 0x1000 + nk_hdr->sk_off + 4);
- sk_off = first_sk_off = nk_hdr->sk_off;
+ sk_hdr = (SK_HDR *)(base + 0x1000 + sk_off + 4);
do {
DOM_SID *owner_sid, *group_sid;
ACL *sacl, *dacl;
- if (sk_hdr->SK_ID != REG_SK_ID) {
+ if (SVAL(&sk_hdr->SK_ID, 0) != REG_SK_ID) {
fprintf(stderr, "Incorrect SK Header format: %08X\n",
- (0x1000 + nk_hdr->sk_off + 4));
+ (0x1000 + sk_off + 4));
exit(8);
}
ptr = (int *)sk_hdr;
if (verbose) fprintf(stdout, "Off: %08X, Refs: %u, Size: %u\n",
- sk_off, sk_hdr->ref_cnt, sk_hdr->rec_size);
+ sk_off, IVAL(&sk_hdr->ref_cnt, 0),
+ IVAL(&sk_hdr->rec_size, 0));
sec_desc = (MY_SEC_DESC *)&(sk_hdr->sec_desc[0]);
- owner_sid = (DOM_SID *)(&sk_hdr->sec_desc[0] + sec_desc->owner_off);
- group_sid = (DOM_SID *)(&sk_hdr->sec_desc[0] + sec_desc->group_off);
- sacl = (ACL *)(&sk_hdr->sec_desc[0] + sec_desc->sacl_off);
- dacl = (ACL *)(&sk_hdr->sec_desc[0] + sec_desc->dacl_off);
+ owner_sid = (DOM_SID *)(&sk_hdr->sec_desc[0] +
+ IVAL(&sec_desc->owner_off, 0));
+ group_sid = (DOM_SID *)(&sk_hdr->sec_desc[0] +
+ IVAL(&sec_desc->group_off, 0));
+ sacl = (ACL *)(&sk_hdr->sec_desc[0] +
+ IVAL(&sec_desc->sacl_off, 0));
+ dacl = (ACL *)(&sk_hdr->sec_desc[0] +
+ IVAL(&sec_desc->dacl_off, 0));
if (verbose)fprintf(stdout, " Owner SID: ");
if (change) process_sid(owner_sid, &old_sid, &new_sid);
if (verbose) print_sid(owner_sid);
@@ -672,7 +708,7 @@ int main(int argc, char *argv[])
if (change) process_sid(group_sid, &old_sid, &new_sid);
if (verbose) print_sid(group_sid);
fprintf(stdout, " SACL: ");
- if (!sec_desc->sacl_off) {
+ if (!sec_desc->sacl_off) { /* LE zero == BE zero */
if (verbose) fprintf(stdout, "NONE\n");
}
else
@@ -683,8 +719,8 @@ int main(int argc, char *argv[])
}
else
process_acl(dacl, " ");
- sk_off = sk_hdr->prev_off;
- sk_hdr = (SK_HDR *)(base + OFF(sk_hdr->prev_off));
+ sk_off = IVAL(&sk_hdr->prev_off, 0);
+ sk_hdr = (SK_HDR *)(base + OFF(IVAL(&sk_hdr->prev_off, 0)));
} while (sk_off != first_sk_off);
munmap(base, sbuf.st_size);
generated by cgit (git 2.34.1) at 2024-12-03 04:20:40 +0000