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/*

* Copyright (C) the libgit2 contributors. All rights reserved.

*

* This file is part of libgit2, distributed under the GNU GPL v2 with

* a Linking Exception. For full terms see the included COPYING file.

*/

#ifndef INCLUDE_git_note_h__

#define INCLUDE_git_note_h__

#include "oid.h"

/**

* @file git2/notes.h

* @brief Git notes management routines

* @defgroup git_note Git notes management routines

* @ingroup Git

* @{

*/

GIT_BEGIN_DECL

/**

* Callback for git_note_foreach.

*

* Receives:

* - blob_id: Oid of the blob containing the message

* - annotated_object_id: Oid of the git object being annotated

* - payload: Payload data passed to `git_note_foreach`

*/

typedef int (*git_note_foreach_cb)(

const git_oid *blob_id, const git_oid *annotated_object_id, void *payload);

/**

* note iterator

*/

typedef struct git_iterator git_note_iterator;

/**

* Creates a new iterator for notes

*

* The iterator must be freed manually by the user.

*

* @param out pointer to the iterator

* @param repo repository where to look up the note

* @param notes_ref canonical name of the reference to use (optional); defaults to

* "refs/notes/commits"

*

* @return 0 or an error code

*/

GIT_EXTERN(int) git_note_iterator_new(

git_note_iterator **out,

git_repository *repo,

const char *notes_ref);

/**

* Frees an git_note_iterator

*

* @param it pointer to the iterator

*/

GIT_EXTERN(void) git_note_iterator_free(git_note_iterator *it);

/**

* Returns the current item (note_id and annotated_id) and advance the iterator

* internally to the next value

*

* The notes must not be freed manually by the user.

*

* @param it pointer to the iterator

* @param note_id id of blob containing the message

* @param annotated_id id of the git object being annotated

*

* @return 0 (no error), GIT_ITEROVER (iteration is done) or an error code

* (negative value)

*/

GIT_EXTERN(int) git_note_next(

git_oid* note_id,

git_oid* annotated_id,

git_note_iterator *it);

/**

* Read the note for an object

*

* The note must be freed manually by the user.

*

* @param out pointer to the read note; NULL in case of error

* @param repo repository where to look up the note

* @param notes_ref canonical name of the reference to use (optional); defaults to

* "refs/notes/commits"

* @param oid OID of the git object to read the note from

*

* @return 0 or an error code

*/

GIT_EXTERN(int) git_note_read(

git_note **out,

git_repository *repo,

const char *notes_ref,

const git_oid *oid);

/**

* Get the note message

*

* @param note the note

* @return the note message

*/

GIT_EXTERN(const char *) git_note_message(const git_note *note);

/**

* Get the note object OID

*

* @param note the note

* @return the note object OID

*/

GIT_EXTERN(const git_oid *) git_note_oid(const git_note *note);

/**

* Add a note for an object

*

* @param out pointer to store the OID (optional); NULL in case of error

* @param repo repository where to store the note

* @param author signature of the notes commit author

* @param committer signature of the notes commit committer

* @param notes_ref canonical name of the reference to use (optional);

* defaults to "refs/notes/commits"

* @param oid OID of the git object to decorate

* @param note Content of the note to add for object oid

* @param force Overwrite existing note

*

* @return 0 or an error code

*/

GIT_EXTERN(int) git_note_create(

git_oid *out,

git_repository *repo,

const git_signature *author,

const git_signature *committer,

const char *notes_ref,

const git_oid *oid,

const char *note,

int force);

/**

* Remove the note for an object

*

* @param repo repository where the note lives

* @param notes_ref canonical name of the reference to use (optional);

* defaults to "refs/notes/commits"

* @param author signature of the notes commit author

* @param committer signature of the notes commit committer

* @param oid OID of the git object to remove the note from

*

* @return 0 or an error code

*/

GIT_EXTERN(int) git_note_remove(

git_repository *repo,

const char *notes_ref,

const git_signature *author,

const git_signature *committer,

const git_oid *oid);

/**

* Free a git_note object

*

* @param note git_note object

*/

GIT_EXTERN(void) git_note_free(git_note *note);

/**

* Get the default notes reference for a repository

*

* @param out Pointer to the default notes reference

* @param repo The Git repository

*

* @return 0 or an error code

*/

GIT_EXTERN(int) git_note_default_ref(const char **out, git_repository *repo);

/**

* Loop over all the notes within a specified namespace

* and issue a callback for each one.

*

* @param repo Repository where to find the notes.

*

* @param notes_ref Reference to read from (optional); defaults to

* "refs/notes/commits".

*

* @param note_cb Callback to invoke per found annotation. Return non-zero

* to stop looping.

*

* @param payload Extra parameter to callback function.

*

* @return 0 on success, GIT_EUSER on non-zero callback, or error code

*/

GIT_EXTERN(int) git_note_foreach(

git_repository *repo,

const char *notes_ref,

git_note_foreach_cb note_cb,

void *payload);

/** @} */

GIT_END_DECL

#endif