Allow for handling GUID package in HII database protocol.
Signed-off-by: AKASHI Takahiro takahiro.akashi@linaro.org --- include/efi_api.h | 9 ++++++++ lib/efi_loader/efi_hii.c | 48 +++++++++++++++++++++++++++++++++++----- 2 files changed, 51 insertions(+), 6 deletions(-)
diff --git a/include/efi_api.h b/include/efi_api.h index c9dbd5a6037d..7209f268c78f 100644 --- a/include/efi_api.h +++ b/include/efi_api.h @@ -835,6 +835,15 @@ efi_hii_sibt_string_ucs2_block_next(struct efi_hii_sibt_string_ucs2_block *blk) (u16_strlen(blk->string_text) + 1) * 2; }
+/* + * Guid package + */ +struct efi_hii_guid_package { + struct efi_hii_package_header header; + efi_guid_t guid; + char data[]; +} __packed; + typedef void *efi_hii_handle_t;
struct efi_hii_database_protocol { diff --git a/lib/efi_loader/efi_hii.c b/lib/efi_loader/efi_hii.c index 40034c27473d..036aa8eac956 100644 --- a/lib/efi_loader/efi_hii.c +++ b/lib/efi_loader/efi_hii.c @@ -25,6 +25,7 @@ struct efi_hii_packagelist { efi_handle_t driver_handle; u32 max_string_id; struct list_head string_tables; /* list of efi_string_table */ + struct list_head guid_list;
/* we could also track fonts, images, etc */ }; @@ -47,6 +48,11 @@ struct efi_string_table { struct efi_string_info *strings; };
+struct efi_guid_data { + struct list_head link; + struct efi_hii_guid_package package; +}; + static void free_strings_table(struct efi_string_table *stbl) { int i; @@ -178,6 +184,35 @@ error: return ret; }
+static void remove_guid_package(struct efi_hii_packagelist *hii) +{ + struct efi_guid_data *data; + + while (!list_empty(&hii->guid_list)) { + data = list_first_entry(&hii->guid_list, + struct efi_guid_data, link); + list_del(&data->link); + free(data); + } +} + +static efi_status_t +add_guid_package(struct efi_hii_packagelist *hii, + struct efi_hii_guid_package *package) +{ + struct efi_guid_data *data; + + data = calloc(sizeof(*data), 1); + if (!data) + return EFI_OUT_OF_RESOURCES; + + /* TODO: we don't know any about data field */ + memcpy(&data->package, package, sizeof(*package)); + list_add_tail(&data->link, &hii->guid_list); + + return EFI_SUCCESS; +} + static struct efi_hii_packagelist *new_packagelist(void) { struct efi_hii_packagelist *hii; @@ -186,6 +221,7 @@ static struct efi_hii_packagelist *new_packagelist(void) hii->signature = hii_package_signature; hii->max_string_id = 0; INIT_LIST_HEAD(&hii->string_tables); + INIT_LIST_HEAD(&hii->guid_list);
return hii; } @@ -193,6 +229,7 @@ static struct efi_hii_packagelist *new_packagelist(void) static void free_packagelist(struct efi_hii_packagelist *hii) { remove_strings_package(hii); + remove_guid_package(hii);
list_del(&hii->link); free(hii); @@ -219,8 +256,8 @@ add_packages(struct efi_hii_packagelist *hii,
switch (efi_hii_package_type(package)) { case EFI_HII_PACKAGE_TYPE_GUID: - printf("\tGuid package not supported\n"); - ret = EFI_INVALID_PARAMETER; + ret = add_guid_package(hii, + (struct efi_hii_guid_package *)package); break; case EFI_HII_PACKAGE_FORMS: printf("\tForm package not supported\n"); @@ -355,8 +392,7 @@ update_package_list(const struct efi_hii_database_protocol *this,
switch (efi_hii_package_type(package)) { case EFI_HII_PACKAGE_TYPE_GUID: - printf("\tGuid package not supported\n"); - ret = EFI_INVALID_PARAMETER; + remove_guid_package(hii); break; case EFI_HII_PACKAGE_FORMS: printf("\tForm package not supported\n"); @@ -442,8 +478,8 @@ list_package_lists(const struct efi_hii_database_protocol *this, case EFI_HII_PACKAGE_TYPE_ALL: break; case EFI_HII_PACKAGE_TYPE_GUID: - printf("\tGuid package not supported\n"); - ret = EFI_INVALID_PARAMETER; + if (!list_empty(&hii->guid_list)) + break; continue; case EFI_HII_PACKAGE_FORMS: printf("\tForm package not supported\n");