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* | Extend public filter api with filter listsRussell Belfer2013-09-171-7/+9
| | | | | | | | | | | | | | | | | | | | | | This moves the git_filter_list into the public API so that users can create, apply, and dispose of filter lists. This allows more granular application of filters to user data outside of libgit2 internals. This also converts all the internal usage of filters to the public APIs along with a few small tweaks to make it easier to use the public git_buffer stuff alongside the internal git_buf.
* | Create public filter object and use itRussell Belfer2013-09-171-3/+3
| | | | | | | | | | | | | | This creates include/sys/filter.h with a basic definition of a git_filter and then converts the internal code to use it. There are related internal objects (git_filter_list) that we will want to publish at some point, but this is a first step.
* | errors: Fix format of some error messagesnulltoken2013-09-111-1/+1
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* | odb: Error when streaming in too [few|many] bytesnulltoken2013-09-071-0/+27
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* odb: Prevent stream_finalize_write() from overwritingnulltoken2013-09-061-0/+4
| | | | | | Now that #1785 is merged, git_odb_stream_finalize_write() calculates the object id before invoking the odb backend. This commit gives a chance to the backend to check if it already knows this object.
* odb: Move the auto refresh logic to the pack backendnulltoken2013-09-041-35/+4
| | | | | | | | | | | | Previously, `git_object_read()`, `git_object_read_prefix()` and `git_object_exists()` were implementing an auto refresh logic. When the expected object couldn't be found in any backend, a call to `git_odb_refresh()` was triggered and the lookup was once again performed against all backends. This commit removes this auto-refresh logic from the odb layer and pushes it down into the pack-backend (as it's the only one currently exposing a `refresh()` endpoint).
* odb: Honor the non refreshing capability of a backendnulltoken2013-08-301-3/+3
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* odb: avoid hashing twice in and edge caseCarlos Martín Nieto2013-08-171-2/+2
| | | | | | | If none of the backends support direct writes and we must stream the whole file, we already know what the object's id should be; so use the stream's functions directly, bypassing the frontend's hashing and overwriting of our existing id.
* odb: make it clearer that the id is calculated in the frontendCarlos Martín Nieto2013-08-171-4/+4
| | | | | | | | | | The frontend is in charge of calculating the id of the objects. Thus the backends should treat it as a read-only value. The positioning in the function signature made it seem as though it was an output parameter. Make the id const and move it from the front to behind the subject (backend or stream).
* odb: perform the stream hashing in the frontendCarlos Martín Nieto2013-08-151-0/+21
| | | | | | Hash the data as it's coming into the stream and tell the backend what its name is when finalizing the write. This makes it consistent with the way a plain git_odb_write() performs the write.
* odb: wrap the stream reading and writing functionsCarlos Martín Nieto2013-08-151-3/+23
| | | | | | This is in preparation for moving the hashing to the frontend, which requires us to handle the incoming data before passing it to the backend's stream.
* odb: free object data when id is ambiguousCarlos Martín Nieto2013-08-121-1/+3
| | | | | By the time we recognise this as an ambiguous id, the object's data has been loaded into memory. Free it when returning EABMIGUOUS.
* Fix some more memory leaks in error pathRémi Duraffort2013-07-151-0/+1
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* util: It's called `memzero`Vicent Marti2013-06-121-1/+1
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* Add safe memset and use itRussell Belfer2013-06-071-1/+1
| | | | | | This adds a `git__memset` routine that will not be optimized away and updates the places where I memset() right before a free() call to use it.
* Zero memory for major objects before freeingRussell Belfer2013-05-311-0/+2
| | | | | | | By zeroing out the memory when we free larger objects (i.e. those that serve as collections of other data, such as repos, odb, refdb), I'm hoping that it will be easier for libgit2 bindings to find errors in their object management code.
* Merge pull request #1526 from arrbee/cleanup-error-return-without-msgVicent Martí2013-05-061-22/+43
|\ | | | | Make sure error messages are set for most error returns
| * Catch some odd odb backend corner case errorsRussell Belfer2013-05-011-22/+43
| | | | | | | | | | | | | | There are some cases, particularly where no loaded ODB backends support a particular operation, where we would return an error code without having set an error. This catches those cases and reports that no ODB backends support the operation in question.
* | odb: Do not error out if an alternate ODB is missingVicent Marti2013-05-031-0/+3
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* Merge pull request #1518 from arrbee/export-oid-comparisonVicent Martí2013-04-301-1/+1
|\ | | | | Remove most inlines from the public API
| * Make git_oid_cmp public and add git_oid__cmpRussell Belfer2013-04-291-1/+1
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* | don't use uninitialized struct stat in win32Edward Thomson2013-04-291-4/+12
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* Add callback to git_objects_tableRussell Belfer2013-04-221-11/+20
| | | | | | | | | | This adds create and free callback to the git_objects_table so that more of the creation and destruction of objects can be table driven instead of using switch statements. This also makes the semantics of certain object creation functions consistent so that we can make better use of function pointers. This also fixes a theoretical error case where an object allocation fails and we end up storing NULL into the cache.
* What has science done.Vicent Marti2013-04-221-9/+12
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* lol this worked first try wtfVicent Marti2013-04-221-15/+21
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* Merge branch 'development' into vmg/dupe-odb-backendsvmg/dupe-odb-backendsVicent Marti2013-04-221-0/+22
|\ | | | | | | | | Conflicts: src/odb.c
| * Move odb_backend implementors stuff into git2/sysRussell Belfer2013-04-211-0/+22
| | | | | | | | | | | | | | | | | | | | | | | | This moves some of the odb_backend stuff that is related to the internals of an odb_backend implementation into include/git2/sys. Some of the stuff related to streaming I left in include/git2 because it seemed like it would be reasonably needed by a normal user who wanted to stream objects into and out of the ODB. Also, I added APIs for traversing the list of backends so that some of the tests would not need to access ODB internals.
* | odb: Disable inode checks for Win32Vicent Marti2013-04-221-0/+4
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* | odb: Do not allow duplicate on-disk backendsVicent Marti2013-04-191-9/+28
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* opts: allow configuration of odb cache sizeMichael Schubert2013-03-251-1/+3
| | | | | | | | Currently, the odb cache has a fixed size of 128 slots as defined by GIT_DEFAULT_CACHE_SIZE. Allow users to set the size of the cache via git_libgit2_opts(). Fixes #1035.
* Several warnings detected by static code analyzer fixedArkadiy Shapkin2013-03-181-10/+10
| | | | | | | Implicit type conversion argument of function to size_t type Suspicious sequence of types castings: size_t -> int -> size_t Consider reviewing the expression of the 'A = B == C' kind. The expression is calculated as following: 'A = (B == C)' Unsigned type is never < 0
* odb: Refresh on `exists` query tooVicent Marti2013-01-101-1/+12
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* dat errorcodeVicent Marti2013-01-101-1/+2
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* Sane refresh logicVicent Marti2013-01-101-6/+49
| | | | | | | All the ODB backends have a specific refresh interface. When reading an object, first we attempt every single backend: if the read fails, then we refresh all the backends and retry the read one more time to see if the object has appeared.
* update copyrightsEdward Thomson2013-01-081-1/+1
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* odb: check if object exists before writingDavid Michael Barr2012-12-211-0/+4
| | | | | Update the procondition of git_odb_backend::write. It may now be assumed that the object has already been hashed.
* Merge pull request #1091 from carlosmn/stream-objectVicent Martí2012-12-071-3/+3
|\ | | | | Indexer speedup with large objects
| * indexer: use the packfile streaming APICarlos Martín Nieto2012-11-301-3/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | The new API allows us to read the object bit by bit from the packfile, instead of needing it all at once in the packfile. This also allows us to hash the object as it comes in from the network instead of having to try to read it all and failing repeatedly for larger objects. This is only the first step, but it already shows huge improvements when dealing with objects over a few megabytes in size. It reduces the memory needs in some cases, but delta objects still need to be completely in memory and the old inefficent method is still used for that.
* | Deploy GITERR_CHECK_VERSIONBen Straub2012-11-301-14/+1
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* | Deploy versioned git_odb_backend structureBen Straub2012-11-301-0/+15
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* odb: Add `git_odb_add_disk_alternate`Vicent Marti2012-11-281-2/+6
| | | | | Loads a disk alternate by path to the ODB. Mimics the `GIT_ALTERNATE_OBJECT_DIRECTORIES` shell var.
* API updates for odb.hBen Straub2012-11-271-2/+2
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* odb: recursively load alternatesCarlos Martín Nieto2012-11-161-8/+20
| | | | The maximum depth is 5, like in git
* Remove git_hash_ctx_new - callers now _ctx_init()Edward Thomson2012-11-131-7/+7
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* Win32 CryptoAPI and CNG support for SHA1Edward Thomson2012-11-131-9/+16
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* create callback to handle packs from fetch, move the indexer to odb_packEdward Thomson2012-11-051-0/+25
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* git_odb_object_free: don't segfault w/ arg == NULLMichael Schubert2012-10-091-0/+3
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* Fix error hashing empty file.Jameson Miller2012-09-271-1/+1
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* odb: don't overflow the link path bufferCarlos Martín Nieto2012-09-161-2/+3
| | | | | Allocate a buffer large enough to store the path plus the terminator instead of letting readlink write beyond the end.
* Merge pull request #927 from arrbee/hashfile-with-filtersVicent Martí2012-09-131-0/+5
|\ | | | | Add git_repository_hashfile to hash with filters