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authorVicent Marti <tanoku@gmail.com>2011-03-03 20:20:45 +0200
committerVicent Marti <tanoku@gmail.com>2011-03-03 20:23:53 +0200
commit71d33382a7c55e4dd72b32cea3e4dcb7a549ab79 (patch)
tree25e9ee5e0faa82a609fa6ae156f673f623604f9e /include/git2/blob.h
parent584f49a5ceff463581f7f1b8bc23880dabca27ac (diff)
downloadlibgit2-71d33382a7c55e4dd72b32cea3e4dcb7a549ab79.tar.gz
Move the external includes folder from `src` to `include`
Signed-off-by: Vicent Marti <tanoku@gmail.com>
Diffstat (limited to 'include/git2/blob.h')
-rw-r--r--include/git2/blob.h128
1 files changed, 128 insertions, 0 deletions
diff --git a/include/git2/blob.h b/include/git2/blob.h
new file mode 100644
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+++ b/include/git2/blob.h
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+/*
+ * 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_blob_h__
+#define INCLUDE_git_blob_h__
+
+#include "common.h"
+#include "types.h"
+#include "oid.h"
+#include "object.h"
+
+/**
+ * @file git2/blob.h
+ * @brief Git blob load and write routines
+ * @defgroup git_blob Git blob load and write routines
+ * @ingroup Git
+ * @{
+ */
+GIT_BEGIN_DECL
+
+/**
+ * Lookup a blob object from a repository.
+ * The generated blob object is owned by the revision
+ * repo and shall not be freed by the user.
+ *
+ * @param blob pointer to the looked up blob
+ * @param repo the repo to use when locating the blob.
+ * @param id identity of the blob to locate.
+ * @return 0 on success; error code otherwise
+ */
+GIT_INLINE(int) git_blob_lookup(git_blob **blob, git_repository *repo, const git_oid *id)
+{
+ return git_object_lookup((git_object **)blob, repo, id, GIT_OBJ_BLOB);
+}
+
+/**
+ * Create a new in-memory git_blob.
+ *
+ * The blob object must be manually filled using
+ * the 'set_rawcontent' methods before it can
+ * be written back to disk.
+ *
+ * @param blob pointer to the new blob
+ * @param repo The repository where the object will reside
+ * @return 0 on success; error code otherwise
+ */
+GIT_INLINE(int) git_blob_new(git_blob **blob, git_repository *repo)
+{
+ return git_object_new((git_object **)blob, repo, GIT_OBJ_BLOB);
+}
+
+/**
+ * Fill a blob with the contents inside
+ * the pointed file.
+ *
+ * @param blob pointer to the new blob
+ * @param filename name of the file to read
+ * @return 0 on success; error code otherwise
+ */
+GIT_EXTERN(int) git_blob_set_rawcontent_fromfile(git_blob *blob, const char *filename);
+
+/**
+ * Fill a blob with the contents inside
+ * the pointed buffer
+ *
+ * @param blob pointer to the blob
+ * @param buffer buffer with the contents for the blob
+ * @param len size of the buffer
+ * @return 0 on success; error code otherwise
+ */
+GIT_EXTERN(int) git_blob_set_rawcontent(git_blob *blob, const void *buffer, size_t len);
+
+/**
+ * Get a read-only buffer with the raw content of a blob.
+ *
+ * A pointer to the raw content of a blob is returned;
+ * this pointer is owned internally by the object and shall
+ * not be free'd. The pointer may be invalidated at a later
+ * time (e.g. when changing the contents of the blob).
+ *
+ * @param blob pointer to the blob
+ * @return the pointer; NULL if the blob has no contents
+ */
+GIT_EXTERN(const char *) git_blob_rawcontent(git_blob *blob);
+
+/**
+ * Get the size in bytes of the contents of a blob
+ *
+ * @param blob pointer to the blob
+ * @return size on bytes
+ */
+GIT_EXTERN(int) git_blob_rawsize(git_blob *blob);
+
+/**
+ * Read a file from the working folder of a repository
+ * and write it to the Object Database as a loose blob,
+ * if such doesn't exist yet.
+ *
+ * @param written_id return the id of the written blob
+ * @param repo repository where the blob will be written
+ * @param path file from which the blob will be created
+ */
+GIT_EXTERN(int) git_blob_writefile(git_oid *written_id, git_repository *repo, const char *path);
+
+/** @} */
+GIT_END_DECL
+#endif