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-rw-r--r--source4/lib/registry/regf.c76
1 files changed, 71 insertions, 5 deletions
diff --git a/source4/lib/registry/regf.c b/source4/lib/registry/regf.c
index 89b4327ba3..872a9050bf 100644
--- a/source4/lib/registry/regf.c
+++ b/source4/lib/registry/regf.c
@@ -1320,6 +1320,8 @@ static WERROR regf_sl_add_entry(struct regf_data *regf, uint32_t list_offset,
if (!strncmp((char *)data.data, "li", 2)) {
struct tdr_pull *pull = tdr_pull_init(regf);
struct li_block li;
+ struct nk_block sub_nk;
+ int32_t i, j;
pull->data = data;
@@ -1336,10 +1338,30 @@ static WERROR regf_sl_add_entry(struct regf_data *regf, uint32_t list_offset,
return WERR_BADFILE;
}
+ /*
+ * Find the position to store the pointer
+ * Extensive testing reveils that at least on windows 7 subkeys
+ * *MUST* be stored in alphabetical order
+ */
+ for (i = 0; i < li.key_count; i++) {
+ /* Get the nk */
+ hbin_get_tdr(regf, li.nk_offset[i], regf,
+ (tdr_pull_fn_t) tdr_pull_nk_block, &sub_nk);
+ if (strcasecmp(name, sub_nk.key_name) < 0) {
+ break;
+ }
+ }
+
li.nk_offset = talloc_realloc(regf, li.nk_offset,
uint32_t, li.key_count+1);
W_ERROR_HAVE_NO_MEMORY(li.nk_offset);
- li.nk_offset[li.key_count] = key_offset;
+
+ /* Move everything behind this offset */
+ for (j = li.key_count - 1; j >= i; j--) {
+ li.nk_offset[j+1] = li.nk_offset[j];
+ }
+
+ li.nk_offset[i] = key_offset;
li.key_count++;
*ret = hbin_store_tdr_resize(regf,
(tdr_push_fn_t)tdr_push_li_block,
@@ -1349,6 +1371,8 @@ static WERROR regf_sl_add_entry(struct regf_data *regf, uint32_t list_offset,
} else if (!strncmp((char *)data.data, "lf", 2)) {
struct tdr_pull *pull = tdr_pull_init(regf);
struct lf_block lf;
+ struct nk_block sub_nk;
+ int32_t i, j;
pull->data = data;
@@ -1360,11 +1384,31 @@ static WERROR regf_sl_add_entry(struct regf_data *regf, uint32_t list_offset,
talloc_free(pull);
SMB_ASSERT(!strncmp(lf.header, "lf", 2));
+ /*
+ * Find the position to store the hash record
+ * Extensive testing reveils that at least on windows 7 subkeys
+ * *MUST* be stored in alphabetical order
+ */
+ for (i = 0; i < lf.key_count; i++) {
+ /* Get the nk */
+ hbin_get_tdr(regf, lf.hr[i].nk_offset, regf,
+ (tdr_pull_fn_t) tdr_pull_nk_block, &sub_nk);
+ if (strcasecmp(name, sub_nk.key_name) < 0) {
+ break;
+ }
+ }
+
lf.hr = talloc_realloc(regf, lf.hr, struct hash_record,
lf.key_count+1);
W_ERROR_HAVE_NO_MEMORY(lf.hr);
- lf.hr[lf.key_count].nk_offset = key_offset;
- lf.hr[lf.key_count].hash = talloc_strndup(lf.hr, name, 4);
+
+ /* Move everything behind this hash record */
+ for (j = lf.key_count - 1; j >= i; j--) {
+ lf.hr[j+1] = lf.hr[j];
+ }
+
+ lf.hr[i].nk_offset = key_offset;
+ lf.hr[i].hash = talloc_strndup(lf.hr, name, 4);
W_ERROR_HAVE_NO_MEMORY(lf.hr[lf.key_count].hash);
lf.key_count++;
*ret = hbin_store_tdr_resize(regf,
@@ -1375,6 +1419,8 @@ static WERROR regf_sl_add_entry(struct regf_data *regf, uint32_t list_offset,
} else if (!strncmp((char *)data.data, "lh", 2)) {
struct tdr_pull *pull = tdr_pull_init(regf);
struct lh_block lh;
+ struct nk_block sub_nk;
+ int32_t i, j;
pull->data = data;
@@ -1386,11 +1432,31 @@ static WERROR regf_sl_add_entry(struct regf_data *regf, uint32_t list_offset,
talloc_free(pull);
SMB_ASSERT(!strncmp(lh.header, "lh", 2));
+ /*
+ * Find the position to store the hash record
+ * Extensive testing reveils that at least on windows 7 subkeys
+ * *MUST* be stored in alphabetical order
+ */
+ for (i = 0; i < lh.key_count; i++) {
+ /* Get the nk */
+ hbin_get_tdr(regf, lh.hr[i].nk_offset, regf,
+ (tdr_pull_fn_t) tdr_pull_nk_block, &sub_nk);
+ if (strcasecmp(name, sub_nk.key_name) < 0) {
+ break;
+ }
+ }
+
lh.hr = talloc_realloc(regf, lh.hr, struct lh_hash,
lh.key_count+1);
W_ERROR_HAVE_NO_MEMORY(lh.hr);
- lh.hr[lh.key_count].nk_offset = key_offset;
- lh.hr[lh.key_count].base37 = regf_create_lh_hash(name);
+
+ /* Move everything behind this hash record */
+ for (j = lh.key_count - 1; j >= i; j--) {
+ lh.hr[j+1] = lh.hr[j];
+ }
+
+ lh.hr[i].nk_offset = key_offset;
+ lh.hr[i].base37 = regf_create_lh_hash(name);
lh.key_count++;
*ret = hbin_store_tdr_resize(regf,
(tdr_push_fn_t)tdr_push_lh_block,