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| author | Markus Mittendrein <git@maxmitti.tk> | 2020-03-29 22:50:05 +0200 |
|---|---|---|
| committer | Markus Mittendrein <git@maxmitti.tk> | 2020-03-29 22:50:13 +0200 |
| commit | 137a719fdd775374a16eb7f43f4cae2e68626b8a (patch) | |
| tree | 982f8831b01c2c2f96cae1e0dacb22c82c4ec28b | |
| parent | a5ceb18e2b87c4547d78e17c832948f589ac35da (diff) | |
| download | cc4group-137a719fdd775374a16eb7f43f4cae2e68626b8a.tar.gz cc4group-137a719fdd775374a16eb7f43f4cae2e68626b8a.zip | |
Fix lazy mode crashing when adding files and saving
| -rw-r--r-- | src/cc4group.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/cc4group.c b/src/cc4group.c index b086110..f07cdeb 100644 --- a/src/cc4group.c +++ b/src/cc4group.c @@ -2056,12 +2056,15 @@ static const uint8_t* cc4group_getOnlyEntryData(CC4Group* const this, const C4Gr { if(this->lazy) { - if(!cc4group_uncompressUntilPosition(this, entry->absolutePosition + entry->core.Size)) + if(!entry->data && entry->core.Size > 0) { - return NULL; - } + if(!cc4group_uncompressUntilPosition(this, entry->absolutePosition + entry->core.Size)) + { + return NULL; + } - ((C4GroupEntryData*)entry)->data = this->uncompressedData + entry->absolutePosition; + ((C4GroupEntryData*)entry)->data = this->uncompressedData + entry->absolutePosition; + } } else if(entry->path != NULL && entry->data == NULL) { |