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core: Add OstreeCommitSizesEntry type

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This will be used when reading out entries in the `ostree.sizes`
metadata. Each entry corresponds to an object in the metadata array.
This commit is contained in:
Dan Nicholson 2019-12-19 12:50:46 -07:00
parent 1bbe674d91
commit fcbb453443
5 changed files with 114 additions and 0 deletions
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6
apidoc/ostree-sections.txt
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@ -151,7 +151,13 @@ ostree_validate_structureof_dirmeta
ostree_commit_get_parent
ostree_commit_get_timestamp
ostree_commit_get_content_checksum
OstreeCommitSizesEntry
ostree_commit_sizes_entry_new
ostree_commit_sizes_entry_copy
ostree_commit_sizes_entry_free
ostree_check_version
<SUBSECTION Standard>
ostree_commit_sizes_entry_get_type
</SECTION>
<SECTION>

5
src/libostree/libostree-devel.sym
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@ -19,6 +19,11 @@
/* Add new symbols here. Release commits should copy this section into -released.sym. */
LIBOSTREE_2019.7 {
global:
ostree_commit_sizes_entry_copy;
ostree_commit_sizes_entry_free;
ostree_commit_sizes_entry_get_type;
ostree_commit_sizes_entry_new;
ostree_sysroot_initialize;
ostree_sysroot_is_booted;
ostree_sysroot_set_mount_namespace_in_use;

1
src/libostree/ostree-autocleanups.h
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@ -49,6 +49,7 @@ G_DEFINE_AUTOPTR_CLEANUP_FUNC (OstreeRepoDevInoCache, ostree_repo_devino_cache_u
G_DEFINE_AUTOPTR_CLEANUP_FUNC (OstreeAsyncProgress, g_object_unref)
G_DEFINE_AUTOPTR_CLEANUP_FUNC (OstreeBootconfigParser, g_object_unref)
G_DEFINE_AUTOPTR_CLEANUP_FUNC (OstreeCommitSizesEntry, ostree_commit_sizes_entry_free)
G_DEFINE_AUTOPTR_CLEANUP_FUNC (OstreeDeployment, g_object_unref)
G_DEFINE_AUTOPTR_CLEANUP_FUNC (OstreeGpgVerifyResult, g_object_unref)
G_DEFINE_AUTOPTR_CLEANUP_FUNC (OstreeKernelArgs, ostree_kernel_args_free)

70
src/libostree/ostree-core.c
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@ -2430,6 +2430,76 @@ ostree_commit_get_content_checksum (GVariant *commit_variant)
return g_strdup (hexdigest);
}
G_DEFINE_BOXED_TYPE (OstreeCommitSizesEntry, ostree_commit_sizes_entry,
ostree_commit_sizes_entry_copy, ostree_commit_sizes_entry_free)
/**
* ostree_commit_sizes_entry_new:
* @checksum: (not nullable): object checksum
* @objtype: object type
* @unpacked: unpacked object size
* @archived: compressed object size
*
* Create a new #OstreeCommitSizesEntry for representing an object in a
* commit's "ostree.sizes" metadata.
*
* Returns: (transfer full) (nullable): a new #OstreeCommitSizesEntry
* Since: 2019.7
*/
OstreeCommitSizesEntry *
ostree_commit_sizes_entry_new (const gchar *checksum,
OstreeObjectType objtype,
guint64 unpacked,
guint64 archived)
{
g_return_val_if_fail (checksum == NULL || ostree_validate_checksum_string (checksum, NULL), NULL);
g_autoptr(OstreeCommitSizesEntry) entry = g_new0 (OstreeCommitSizesEntry, 1);
entry->checksum = g_strdup (checksum);
entry->objtype = objtype;
entry->unpacked = unpacked;
entry->archived = archived;
return g_steal_pointer (&entry);
}
/**
* ostree_commit_sizes_entry_copy:
* @entry: (not nullable): an #OstreeCommitSizesEntry
*
* Create a copy of the given @entry.
*
* Returns: (transfer full) (nullable): a new copy of @entry
* Since: 2019.7
*/
OstreeCommitSizesEntry *
ostree_commit_sizes_entry_copy (const OstreeCommitSizesEntry *entry)
{
g_return_val_if_fail (entry != NULL, NULL);
return ostree_commit_sizes_entry_new (entry->checksum,
entry->objtype,
entry->unpacked,
entry->archived);
}
/**
* ostree_commit_sizes_entry_free:
* @entry: (transfer full): an #OstreeCommitSizesEntry
*
* Free given @entry.
*
* Since: 2019.7
*/
void
ostree_commit_sizes_entry_free (OstreeCommitSizesEntry *entry)
{
g_return_if_fail (entry != NULL);
g_free (entry->checksum);
g_free (entry);
}
/* Used in pull/deploy to validate we're not being downgraded */
gboolean
_ostree_compare_timestamps (const char *current_rev,

32
src/libostree/ostree-core.h
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@ -521,6 +521,38 @@ guint64 ostree_commit_get_timestamp (GVariant *commit_variant);
_OSTREE_PUBLIC
gchar * ostree_commit_get_content_checksum (GVariant *commit_variant);
/**
* OstreeCommitSizesEntry:
* @checksum: (not nullable): object checksum
* @objtype: object type
* @unpacked: unpacked object size
* @archived: compressed object size
*
* Structure representing an entry in the "ostree.sizes" commit metadata. Each
* entry corresponds to an object in the associated commit.
*
* Since: 2019.5
*/
typedef struct {
gchar *checksum;
OstreeObjectType objtype;
guint64 unpacked;
guint64 archived;
} OstreeCommitSizesEntry;
_OSTREE_PUBLIC
GType ostree_commit_sizes_entry_get_type (void);
_OSTREE_PUBLIC
OstreeCommitSizesEntry *ostree_commit_sizes_entry_new (const gchar *checksum,
OstreeObjectType objtype,
guint64 unpacked,
guint64 archived);
_OSTREE_PUBLIC
OstreeCommitSizesEntry *ostree_commit_sizes_entry_copy (const OstreeCommitSizesEntry *entry);
_OSTREE_PUBLIC
void ostree_commit_sizes_entry_free (OstreeCommitSizesEntry *entry);
_OSTREE_PUBLIC
gboolean ostree_check_version (guint required_year, guint required_release);