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| author |  Jonathan Beck | 2008-12-13 19:59:00 +0100 |
|---|---|---|
| committer | Jonathan Beck | 2008-12-13 19:59:00 +0100 |
| commit | 135e43c1767c6d1cc4cad057130bf371a548f648 (patch) | |
| tree | e656ab13af40905b461ec570c159166f247aec26 /src/bplist.c | |
| parent | 2a514976045c878766dc6975d03b1b3eb1a86eed (diff) | |
| download | libplist-135e43c1767c6d1cc4cad057130bf371a548f648.tar.gz libplist-135e43c1767c6d1cc4cad057130bf371a548f648.tar.bz2 | |
Add sanity check on indexes when building plist tree.
Diffstat (limited to 'src/bplist.c')
| -rw-r--r-- | src/bplist.c | 33 |
1 files changed, 19 insertions, 14 deletions
diff --git a/src/bplist.c b/src/bplist.c index 741a92c..54a4bb2 100644 --- a/src/bplist.c +++ b/src/bplist.c @@ -408,15 +408,19 @@ void plist_from_bin(const char *plist_bin, uint32_t length, plist_t * plist) //first one is actually a key plist_get_data(nodeslist[index1])->type = PLIST_KEY; - if (G_NODE_IS_ROOT(nodeslist[index1])) - g_node_append(nodeslist[i], nodeslist[index1]); - else - g_node_append(nodeslist[i], g_node_copy_deep(nodeslist[index1], copy_plist_data, NULL)); - - if (G_NODE_IS_ROOT(nodeslist[index2])) - g_node_append(nodeslist[i], nodeslist[index2]); - else - g_node_append(nodeslist[i], g_node_copy_deep(nodeslist[index2], copy_plist_data, NULL)); + if (index1 >= 0 && index1 < num_objects) { + if (G_NODE_IS_ROOT(nodeslist[index1])) + g_node_append(nodeslist[i], nodeslist[index1]); + else + g_node_append(nodeslist[i], g_node_copy_deep(nodeslist[index1], copy_plist_data, NULL)); + } + + if (index2 >= 0 && index2 < num_objects) { + if (G_NODE_IS_ROOT(nodeslist[index2])) + g_node_append(nodeslist[i], nodeslist[index2]); + else + g_node_append(nodeslist[i], g_node_copy_deep(nodeslist[index2], copy_plist_data, NULL)); + } } free(data->buff); @@ -428,11 +432,12 @@ void plist_from_bin(const char *plist_bin, uint32_t length, plist_t * plist) str_j = j * dict_param_size; index1 = swap_n_bytes(data->buff + str_j, dict_param_size); - //g_node_append(nodeslist[i], nodeslist[index1]); - if (G_NODE_IS_ROOT(nodeslist[index1])) - g_node_append(nodeslist[i], nodeslist[index1]); - else - g_node_append(nodeslist[i], g_node_copy_deep(nodeslist[index1], copy_plist_data, NULL)); + if (index1 >= 0 && index1 < num_objects) { + if (G_NODE_IS_ROOT(nodeslist[index1])) + g_node_append(nodeslist[i], nodeslist[index1]); + else + g_node_append(nodeslist[i], g_node_copy_deep(nodeslist[index1], copy_plist_data, NULL)); + } } free(data->buff); break; |