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repo: Add API to load variants, and get HEAD

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This commit is contained in:
Colin Walters 2011-10-14 22:09:44 -04:00
parent 55b3c7ca69
commit b3c556a349
2 changed files with 90 additions and 17 deletions
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99
src/libhacktree/hacktree-repo.c
View File

@ -275,11 +275,11 @@ import_gvariant_object (HacktreeRepo *self,
}
static gboolean
load_gvariant_object (HacktreeRepo *self,
HacktreeSerializedVariantType expected_type,
const char *sha256,
GVariant **out_variant,
GError **error)
load_gvariant_object_unknown (HacktreeRepo *self,
const char *sha256,
HacktreeSerializedVariantType *out_type,
GVariant **out_variant,
GError **error)
{
HacktreeRepoPrivate *priv = GET_PRIVATE (self);
GMappedFile *mfile = NULL;
@ -287,6 +287,7 @@ load_gvariant_object (HacktreeRepo *self,
GVariant *ret_variant = NULL;
GVariant *container = NULL;
char *path = NULL;
guint32 ret_type;
path = get_object_path_for_checksum (self, sha256);
@ -295,7 +296,6 @@ load_gvariant_object (HacktreeRepo *self,
goto out;
else
{
guint32 type;
container = g_variant_new_from_data (G_VARIANT_TYPE (HACKTREE_SERIALIZED_VARIANT_FORMAT),
g_mapped_file_get_contents (mfile),
g_mapped_file_get_length (mfile),
@ -309,15 +309,7 @@ load_gvariant_object (HacktreeRepo *self,
goto out;
}
g_variant_get (container, "(uv)",
&type, &ret_variant);
if (type != expected_type)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
"Corrupted metadata object '%s'; found type %u, expected %u", sha256,
type, (guint32)expected_type);
goto out;
}
&ret_type, &ret_variant);
mfile = NULL;
}
@ -329,7 +321,10 @@ load_gvariant_object (HacktreeRepo *self,
g_variant_unref (ret_variant);
}
else
*out_variant = ret_variant;
{
*out_type = ret_type;
*out_variant = ret_variant;
}
if (container != NULL)
g_variant_unref (container);
g_free (path);
@ -338,6 +333,40 @@ load_gvariant_object (HacktreeRepo *self,
return ret;
}
static gboolean
load_gvariant_object (HacktreeRepo *self,
HacktreeSerializedVariantType expected_type,
const char *sha256,
GVariant **out_variant,
GError **error)
{
gboolean ret = FALSE;
HacktreeSerializedVariantType type;
GVariant *ret_variant = NULL;
if (!load_gvariant_object_unknown (self, sha256, &type, &ret_variant, error))
goto out;
if (type != expected_type)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
"Corrupted metadata object '%s'; found type %u, expected %u", sha256,
type, (guint32)expected_type);
goto out;
}
ret = TRUE;
*out_variant = ret_variant;
out:
if (!ret)
{
if (ret_variant)
g_variant_unref (ret_variant);
}
return ret;
}
static gboolean
import_directory_meta (HacktreeRepo *self,
const char *path,
@ -1198,7 +1227,7 @@ iter_object_dir (HacktreeRepo *self,
dirpath = g_file_get_path (dir);
enumerator = g_file_enumerate_children (dir, "standard::*,unix::*",
enumerator = g_file_enumerate_children (dir, "standard::name,standard::type,unix::*",
G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS,
NULL,
error);
@ -1294,3 +1323,39 @@ hacktree_repo_iter_objects (HacktreeRepo *self,
g_clear_object (&objectdir);
return ret;
}
gboolean
hacktree_repo_load_variant (HacktreeRepo *repo,
const char *sha256,
HacktreeSerializedVariantType *out_type,
GVariant **out_variant,
GError **error)
{
gboolean ret = FALSE;
HacktreeSerializedVariantType ret_type;
GVariant *ret_variant = NULL;
if (!load_gvariant_object_unknown (repo, sha256, &ret_type, &ret_variant, error))
goto out;
ret = TRUE;
*out_type = ret_type;
*out_variant = ret_variant;
out:
if (!ret)
{
if (ret_variant)
g_variant_unref (ret_variant);
}
return ret;
}
const char *
hacktree_repo_get_head (HacktreeRepo *self)
{
HacktreeRepoPrivate *priv = GET_PRIVATE (self);
g_return_val_if_fail (priv->inited, NULL);
return priv->current_head;
}

8
src/libhacktree/hacktree-repo.h
View File

@ -59,6 +59,14 @@ gboolean hacktree_repo_link_file (HacktreeRepo *repo,
gboolean force,
GError **error);
const char * hacktree_repo_get_head (HacktreeRepo *repo);
gboolean hacktree_repo_load_variant (HacktreeRepo *repo,
const char *sha256,
HacktreeSerializedVariantType *out_type,
GVariant **out_variant,
GError **error);
gboolean hacktree_repo_commit (HacktreeRepo *repo,
const char *subject,
const char *body,