kmx git

/*
 * This file is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License, version 2,
 * as published by the Free Software Foundation.
 *
 * In addition to the permissions in the GNU General Public License,
 * the authors give you unlimited permission to link the compiled
 * version of this file into combinations with other programs,
 * and to distribute those combinations without any restriction
 * coming from the use of this file.  (The General Public License
 * restrictions do apply in other respects; for example, they cover
 * modification of the file, and distribution when not linked into
 * a combined executable.)
 *
 * This file is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; see the file COPYING.  If not, write to
 * the Free Software Foundation, 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */
#ifndef INCLUDE_git_reflog_h__
#define INCLUDE_git_reflog_h__

#include "common.h"
#include "types.h"
#include "oid.h"

/**
 * @file git2/reflog.h
 * @brief Git reflog management routines
 * @defgroup git_reflog Git reflog management routines
 * @ingroup Git
 * @{
 */
GIT_BEGIN_DECL

/**
 * Read the reflog for the given reference
 *
 * The reflog must be freed manually by using
 * git_reflog_free().
 *
 * @param reflog pointer to reflog
 * @param ref reference to read the reflog for
 * @return GIT_SUCCESS on success; error code otherwise
 */
GIT_EXTERN(int) git_reflog_read(git_reflog **reflog, git_reference *ref);

/**
 * Write a new reflog for the given reference
 *
 * If there is no reflog file for the given
 * reference yet, it will be created.
 *
 * `oid_old` may be NULL in case it's a new reference.
 *
 * `msg` is optional and can be NULL.
 *
 * @param ref the changed reference
 * @param oid_old the OID the reference was pointing to
 * @param committer the signature of the committer
 * @param msg the reflog message
 * @return GIT_SUCCESS on success; error code otherwise
 */
GIT_EXTERN(int) git_reflog_write(git_reference *ref, const git_oid *oid_old, const git_signature *committer, const char *msg);

/**
 * Get the number of log entries in a reflog
 *
 * @param reflog the previously loaded reflog
 * @return the number of log entries
 */
GIT_EXTERN(unsigned int) git_reflog_entrycount(git_reflog *reflog);

/**
 * Lookup an entry by its index
 *
 * @param reflog a previously loaded reflog
 * @param idx the position to lookup
 * @param the entry; NULL if not found
 */
GIT_EXTERN(const git_reflog_entry *) git_reflog_entry_byindex(git_reflog *reflog, unsigned int idx);

/**
 * Get the old oid
 *
 * @param entry a reflog entry
 * @return the old oid
 */
GIT_EXTERN(char *) git_reflog_entry_oidold(const git_reflog_entry *entry);

/**
 * Get the new oid
 *
 * @param entry a reflog entry
 * @return the new oid at this time
 */
GIT_EXTERN(char *) git_reflog_entry_oidnew(const git_reflog_entry *entry);

/**
 * Get the committer of this entry
 *
 * @param entry a reflog entry
 * @return the committer
 */
GIT_EXTERN(git_signature *) git_reflog_entry_committer(const git_reflog_entry *entry);

/**
 * Get the log msg
 *
 * @param entry a reflog entry
 * @return the log msg
 */
GIT_EXTERN(char *) git_reflog_entry_msg(const git_reflog_entry *entry);

/**
 * Free the reflog
 *
 * @param reflog reflog to free
 */
GIT_EXTERN(void) git_reflog_free(git_reflog *reflog);

/** @} */
GIT_END_DECL
#endif
thodg/libgit2/include/git2/reflog.h

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include/git2/reflog.h
