[U-Boot] [RESEND PATCH v2 2/6] efi_loader: Initial HII database protocols
AKASHI Takahiro
takahiro.akashi at linaro.org
Wed Dec 19 01:16:30 UTC 2018
On Tue, Dec 18, 2018 at 06:01:01PM +0100, Heinrich Schuchardt wrote:
> On 12/14/18 11:10 AM, AKASHI Takahiro wrote:
> > From: Leif Lindholm <leif.lindholm at linaro.org>
> >
> > This patch provides enough implementation of the following protocols to
> > run EDKII's Shell.efi and UEFI SCT:
> >
> > * EfiHiiDatabaseProtocol
> > * EfiHiiStringProtocol
> >
> > Not implemented are:
> > * ExportPackageLists()
> > * RegisterPackageNotify()/UnregisterPackageNotify()
> > * SetKeyboardLayout() (i.e. *current* keyboard layout)
> >
> > HII database protocol can handle only:
> > * GUID package
> > * string package
> > * keyboard layout package
> > (The other packages, except Device path package, will be necessary
> > for interactive and graphical UI.)
> >
> > We'll fill in the rest once SCT is running properly so we can validate
> > the implementation against the conformance test suite.
> >
> > Cc: Leif Lindholm <leif.lindholm at linaro.org>
> > Signed-off-by: Rob Clark <robdclark at gmail.com>
> > Signed-off-by: AKASHI Takahiro <takahiro.akashi at linaro.org>
> > ---
> > include/efi_api.h | 242 ++++++++++
> > include/efi_loader.h | 4 +
> > lib/efi_loader/Makefile | 1 +
> > lib/efi_loader/efi_boottime.c | 12 +
> > lib/efi_loader/efi_hii.c | 886 ++++++++++++++++++++++++++++++++++
> > 5 files changed, 1145 insertions(+)
> > create mode 100644 lib/efi_loader/efi_hii.c
> >
> > diff --git a/include/efi_api.h b/include/efi_api.h
> > index aef77b6319de..c9dbd5a6037d 100644
> > --- a/include/efi_api.h
> > +++ b/include/efi_api.h
> > @@ -17,6 +17,7 @@
> > #define _EFI_API_H
> >
> > #include <efi.h>
> > +#include <charset.h>
> >
> > #ifdef CONFIG_EFI_LOADER
> > #include <asm/setjmp.h>
> > @@ -697,6 +698,247 @@ struct efi_device_path_utilities_protocol {
> > uint16_t node_length);
> > };
> >
> > +typedef u16 efi_string_id_t;
> > +
> > +#define EFI_HII_DATABASE_PROTOCOL_GUID \
> > + EFI_GUID(0xef9fc172, 0xa1b2, 0x4693, \
> > + 0xb3, 0x27, 0x6d, 0x32, 0xfc, 0x41, 0x60, 0x42)
> > +
> > +typedef enum {
> > + EFI_KEY_LCTRL, EFI_KEY_A0, EFI_KEY_LALT, EFI_KEY_SPACE_BAR,
> > + EFI_KEY_A2, EFI_KEY_A3, EFI_KEY_A4, EFI_KEY_RCTRL, EFI_KEY_LEFT_ARROW,
> > + EFI_KEY_DOWN_ARROW, EFI_KEY_RIGHT_ARROW, EFI_KEY_ZERO,
> > + EFI_KEY_PERIOD, EFI_KEY_ENTER, EFI_KEY_LSHIFT, EFI_KEY_B0,
> > + EFI_KEY_B1, EFI_KEY_B2, EFI_KEY_B3, EFI_KEY_B4, EFI_KEY_B5, EFI_KEY_B6,
> > + EFI_KEY_B7, EFI_KEY_B8, EFI_KEY_B9, EFI_KEY_B10, EFI_KEY_RSHIFT,
> > + EFI_KEY_UP_ARROW, EFI_KEY_ONE, EFI_KEY_TWO, EFI_KEY_THREE,
> > + EFI_KEY_CAPS_LOCK, EFI_KEY_C1, EFI_KEY_C2, EFI_KEY_C3, EFI_KEY_C4,
> > + EFI_KEY_C5, EFI_KEY_C6, EFI_KEY_C7, EFI_KEY_C8, EFI_KEY_C9,
> > + EFI_KEY_C10, EFI_KEY_C11, EFI_KEY_C12, EFI_KEY_FOUR, EFI_KEY_FIVE,
> > + EFI_KEY_SIX, EFI_KEY_PLUS, EFI_KEY_TAB, EFI_KEY_D1, EFI_KEY_D2,
> > + EFI_KEY_D3, EFI_KEY_D4, EFI_KEY_D5, EFI_KEY_D6, EFI_KEY_D7, EFI_KEY_D8,
> > + EFI_KEY_D9, EFI_KEY_D10, EFI_KEY_D11, EFI_KEY_D12, EFI_KEY_D13,
> > + EFI_KEY_DEL, EFI_KEY_END, EFI_KEY_PG_DN, EFI_KEY_SEVEN, EFI_KEY_EIGHT,
> > + EFI_KEY_NINE, EFI_KEY_E0, EFI_KEY_E1, EFI_KEY_E2, EFI_KEY_E3,
> > + EFI_KEY_E4, EFI_KEY_E5, EFI_KEY_E6, EFI_KEY_E7, EFI_KEY_E8, EFI_KEY_E9,
> > + EFI_KEY_E10, EFI_KEY_E11, EFI_KEY_E12, EFI_KEY_BACK_SPACE,
> > + EFI_KEY_INS, EFI_KEY_HOME, EFI_KEY_PG_UP, EFI_KEY_NLCK, EFI_KEY_SLASH,
> > + EFI_KEY_ASTERISK, EFI_KEY_MINUS, EFI_KEY_ESC, EFI_KEY_F1, EFI_KEY_F2,
> > + EFI_KEY_F3, EFI_KEY_F4, EFI_KEY_F5, EFI_KEY_F6, EFI_KEY_F7, EFI_KEY_F8,
> > + EFI_KEY_F9, EFI_KEY_F10, EFI_KEY_F11, EFI_KEY_F12, EFI_KEY_PRINT,
> > + EFI_KEY_SLCK, EFI_KEY_PAUSE,
> > +} efi_key;
> > +
> > +struct efi_key_descriptor {
> > + efi_key key;
> > + u16 unicode;
> > + u16 shifted_unicode;
> > + u16 alt_gr_unicode;
> > + u16 shifted_alt_gr_unicode;
> > + u16 modifier;
> > + u16 affected_attribute;
> > +};
> > +
> > +struct efi_hii_keyboard_layout {
> > + u16 layout_length;
> > + efi_guid_t guid;
> > + u32 layout_descriptor_string_offset;
> > + u8 descriptor_count;
> > + struct efi_key_descriptor descriptors[];
> > +};
> > +
> > +struct efi_hii_package_list_header {
> > + efi_guid_t package_list_guid;
> > + u32 package_length;
> > +} __packed;
> > +
> > +/**
> > + * struct efi_hii_package_header - EFI HII package header
> > + *
> > + * @fields: 'fields' replaces the bit-fields defined in the EFI
> > + * specification to to avoid possible compiler incompatibilities::
> > + *
> > + * u32 length:24;
> > + * u32 type:8;
> > + */
> > +struct efi_hii_package_header {
> > + u32 fields;
> > +} __packed;
> > +
> > +#define __EFI_HII_PACKAGE_LEN_SHIFT 0
> > +#define __EFI_HII_PACKAGE_TYPE_SHIFT 24
> > +#define __EFI_HII_PACKAGE_LEN_MASK 0xffffff
> > +#define __EFI_HII_PACKAGE_TYPE_MASK 0xff
> > +
> > +#define EFI_HII_PACKAGE_HEADER(header, field) \
> > + (((header)->fields >> __EFI_HII_PACKAGE_##field##_SHIFT) \
> > + & __EFI_HII_PACKAGE_##field##_MASK)
> > +#define efi_hii_package_len(header) \
> > + EFI_HII_PACKAGE_HEADER(header, LEN)
> > +#define efi_hii_package_type(header) \
> > + EFI_HII_PACKAGE_HEADER(header, TYPE)
> > +
> > +#define EFI_HII_PACKAGE_TYPE_ALL 0x00
> > +#define EFI_HII_PACKAGE_TYPE_GUID 0x01
> > +#define EFI_HII_PACKAGE_FORMS 0x02
> > +#define EFI_HII_PACKAGE_STRINGS 0x04
> > +#define EFI_HII_PACKAGE_FONTS 0x05
> > +#define EFI_HII_PACKAGE_IMAGES 0x06
> > +#define EFI_HII_PACKAGE_SIMPLE_FONTS 0x07
> > +#define EFI_HII_PACKAGE_DEVICE_PATH 0x08
> > +#define EFI_HII_PACKAGE_KEYBOARD_LAYOUT 0x09
> > +#define EFI_HII_PACKAGE_ANIMATIONS 0x0A
> > +#define EFI_HII_PACKAGE_END 0xDF
> > +#define EFI_HII_PACKAGE_TYPE_SYSTEM_BEGIN 0xE0
> > +#define EFI_HII_PACKAGE_TYPE_SYSTEM_END 0xFF
> > +
> > +struct efi_hii_strings_package {
> > + struct efi_hii_package_header header;
> > + u32 header_size;
> > + u32 string_info_offset;
> > + u16 language_window[16];
> > + efi_string_id_t language_name;
> > + u8 language[];
> > +} __packed;
> > +
> > +struct efi_hii_string_block {
> > + u8 block_type;
> > + /* u8 block_body[]; */
> > +} __packed;
> > +
> > +#define EFI_HII_SIBT_END 0x00
> > +#define EFI_HII_SIBT_STRING_SCSU 0x10
> > +#define EFI_HII_SIBT_STRING_SCSU_FONT 0x11
> > +#define EFI_HII_SIBT_STRINGS_SCSU 0x12
> > +#define EFI_HII_SIBT_STRINGS_SCSU_FONT 0x13
> > +#define EFI_HII_SIBT_STRING_UCS2 0x14
> > +#define EFI_HII_SIBT_STRING_UCS2_FONT 0x15
> > +#define EFI_HII_SIBT_STRINGS_UCS2 0x16
> > +#define EFI_HII_SIBT_STRINGS_UCS2_FONT 0x17
> > +#define EFI_HII_SIBT_DUPLICATE 0x20
> > +#define EFI_HII_SIBT_SKIP2 0x21
> > +#define EFI_HII_SIBT_SKIP1 0x22
> > +#define EFI_HII_SIBT_EXT1 0x30
> > +#define EFI_HII_SIBT_EXT2 0x31
> > +#define EFI_HII_SIBT_EXT4 0x32
> > +#define EFI_HII_SIBT_FONT 0x40
> > +
> > +struct efi_hii_sibt_string_ucs2_block {
> > + struct efi_hii_string_block header;
> > + u16 string_text[];
> > +} __packed;
> > +
> > +static inline struct efi_hii_string_block *
> > +efi_hii_sibt_string_ucs2_block_next(struct efi_hii_sibt_string_ucs2_block *blk)
> > +{
> > + return ((void *)blk) + sizeof(*blk) +
> > + (u16_strlen(blk->string_text) + 1) * 2;
> > +}
> > +
> > +typedef void *efi_hii_handle_t;
> > +
> > +struct efi_hii_database_protocol {
> > + efi_status_t(EFIAPI *new_package_list)(
> > + const struct efi_hii_database_protocol *this,
> > + const struct efi_hii_package_list_header *package_list,
> > + const efi_handle_t driver_handle,
> > + efi_hii_handle_t *handle);
> > + efi_status_t(EFIAPI *remove_package_list)(
> > + const struct efi_hii_database_protocol *this,
> > + efi_hii_handle_t handle);
> > + efi_status_t(EFIAPI *update_package_list)(
> > + const struct efi_hii_database_protocol *this,
> > + efi_hii_handle_t handle,
> > + const struct efi_hii_package_list_header *package_list);
> > + efi_status_t(EFIAPI *list_package_lists)(
> > + const struct efi_hii_database_protocol *this,
> > + u8 package_type,
> > + const efi_guid_t *package_guid,
> > + efi_uintn_t *handle_buffer_length,
> > + efi_hii_handle_t *handle);
> > + efi_status_t(EFIAPI *export_package_lists)(
> > + const struct efi_hii_database_protocol *this,
> > + efi_hii_handle_t handle,
> > + efi_uintn_t *buffer_size,
> > + struct efi_hii_package_list_header *buffer);
> > + efi_status_t(EFIAPI *register_package_notify)(
> > + const struct efi_hii_database_protocol *this,
> > + u8 package_type,
> > + const efi_guid_t *package_guid,
> > + const void *package_notify_fn,
> > + efi_uintn_t notify_type,
> > + efi_handle_t *notify_handle);
> > + efi_status_t(EFIAPI *unregister_package_notify)(
> > + const struct efi_hii_database_protocol *this,
> > + efi_handle_t notification_handle
> > + );
> > + efi_status_t(EFIAPI *find_keyboard_layouts)(
> > + const struct efi_hii_database_protocol *this,
> > + u16 *key_guid_buffer_length,
> > + efi_guid_t *key_guid_buffer);
> > + efi_status_t(EFIAPI *get_keyboard_layout)(
> > + const struct efi_hii_database_protocol *this,
> > + efi_guid_t *key_guid,
> > + u16 *keyboard_layout_length,
> > + struct efi_hii_keyboard_layout *keyboard_layout);
> > + efi_status_t(EFIAPI *set_keyboard_layout)(
> > + const struct efi_hii_database_protocol *this,
> > + efi_guid_t *key_guid);
> > + efi_status_t(EFIAPI *get_package_list_handle)(
> > + const struct efi_hii_database_protocol *this,
> > + efi_hii_handle_t package_list_handle,
> > + efi_handle_t *driver_handle);
> > +};
> > +
> > +#define EFI_HII_STRING_PROTOCOL_GUID \
> > + EFI_GUID(0x0fd96974, 0x23aa, 0x4cdc, \
> > + 0xb9, 0xcb, 0x98, 0xd1, 0x77, 0x50, 0x32, 0x2a)
> > +
> > +typedef u32 efi_hii_font_style_t;
> > +
> > +struct efi_font_info {
> > + efi_hii_font_style_t font_style;
> > + u16 font_size;
> > + u16 font_name[1];
> > +};
> > +
> > +struct efi_hii_string_protocol {
> > + efi_status_t(EFIAPI *new_string)(
> > + const struct efi_hii_string_protocol *this,
> > + efi_hii_handle_t package_list,
> > + efi_string_id_t *string_id,
> > + const u8 *language,
> > + const u16 *language_name,
> > + const efi_string_t string,
> > + const struct efi_font_info *string_font_info);
> > + efi_status_t(EFIAPI *get_string)(
> > + const struct efi_hii_string_protocol *this,
> > + const u8 *language,
> > + efi_hii_handle_t package_list,
> > + efi_string_id_t string_id,
> > + efi_string_t string,
> > + efi_uintn_t *string_size,
> > + struct efi_font_info **string_font_info);
> > + efi_status_t(EFIAPI *set_string)(
> > + const struct efi_hii_string_protocol *this,
> > + efi_hii_handle_t package_list,
> > + efi_string_id_t string_id,
> > + const u8 *language,
> > + const efi_string_t string,
> > + const struct efi_font_info *string_font_info);
> > + efi_status_t(EFIAPI *get_languages)(
> > + const struct efi_hii_string_protocol *this,
> > + efi_hii_handle_t package_list,
> > + u8 *languages,
> > + efi_uintn_t *languages_size);
> > + efi_status_t(EFIAPI *get_secondary_languages)(
> > + const struct efi_hii_string_protocol *this,
> > + efi_hii_handle_t package_list,
> > + const u8 *primary_language,
> > + u8 *secondary_languages,
> > + efi_uintn_t *secondary_languages_size);
> > +};
> > +
> > #define EFI_GOP_GUID \
> > EFI_GUID(0x9042a9de, 0x23dc, 0x4a38, \
> > 0x96, 0xfb, 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a)
> > diff --git a/include/efi_loader.h b/include/efi_loader.h
> > index 53f08161ab65..d4412d30bf6f 100644
> > --- a/include/efi_loader.h
> > +++ b/include/efi_loader.h
> > @@ -106,6 +106,8 @@ extern const struct efi_device_path_utilities_protocol
> > /* Implementation of the EFI_UNICODE_COLLATION_PROTOCOL */
> > extern const struct efi_unicode_collation_protocol
> > efi_unicode_collation_protocol;
> > +extern const struct efi_hii_database_protocol efi_hii_database;
> > +extern const struct efi_hii_string_protocol efi_hii_string;
> >
> > uint16_t *efi_dp_str(struct efi_device_path *dp);
> >
> > @@ -139,6 +141,8 @@ extern const efi_guid_t efi_file_system_info_guid;
> > extern const efi_guid_t efi_guid_device_path_utilities_protocol;
> > /* GUID of the Unicode collation protocol */
> > extern const efi_guid_t efi_guid_unicode_collation_protocol;
> > +extern const efi_guid_t efi_guid_hii_database_protocol;
> > +extern const efi_guid_t efi_guid_hii_string_protocol;
> >
> > extern unsigned int __efi_runtime_start, __efi_runtime_stop;
> > extern unsigned int __efi_runtime_rel_start, __efi_runtime_rel_stop;
> > diff --git a/lib/efi_loader/Makefile b/lib/efi_loader/Makefile
> > index 6703435947f2..e508481fdeeb 100644
> > --- a/lib/efi_loader/Makefile
> > +++ b/lib/efi_loader/Makefile
> > @@ -24,6 +24,7 @@ obj-y += efi_device_path.o
> > obj-y += efi_device_path_to_text.o
> > obj-y += efi_device_path_utilities.o
> > obj-y += efi_file.o
> > +obj-y += efi_hii.o
> > obj-y += efi_image_loader.o
> > obj-y += efi_memory.o
> > obj-y += efi_root_node.o
> > diff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c
> > index cc9efbb0cbfd..ba2e1f652afe 100644
> > --- a/lib/efi_loader/efi_boottime.c
> > +++ b/lib/efi_loader/efi_boottime.c
> > @@ -1558,6 +1558,18 @@ efi_status_t efi_setup_loaded_image(struct efi_device_path *device_path,
> > if (ret != EFI_SUCCESS)
> > goto failure;
> >
> > + ret = efi_add_protocol(&obj->header,
> > + &efi_guid_hii_string_protocol,
> > + (void *)&efi_hii_string);
> > + if (ret != EFI_SUCCESS)
> > + goto failure;
> > +
> > + ret = efi_add_protocol(&obj->header,
> > + &efi_guid_hii_database_protocol,
> > + (void *)&efi_hii_database);
> > + if (ret != EFI_SUCCESS)
> > + goto failure;
> > +
> > return ret;
> > failure:
> > printf("ERROR: Failure to install protocols for loaded image\n");
> > diff --git a/lib/efi_loader/efi_hii.c b/lib/efi_loader/efi_hii.c
> > new file mode 100644
> > index 000000000000..40034c27473d
> > --- /dev/null
> > +++ b/lib/efi_loader/efi_hii.c
> > @@ -0,0 +1,886 @@
> > +// SPDX-License-Identifier: GPL-2.0+
> > +/*
> > + * EFI Human Interface Infrastructure ... database and packages
> > + *
> > + * Copyright (c) 2017 Leif Lindholm
> > + * Copyright (c) 2018 AKASHI Takahiro, Linaro Limited
> > + */
> > +
> > +#include <common.h>
> > +#include <malloc.h>
> > +#include <efi_loader.h>
> > +
> > +const efi_guid_t efi_guid_hii_database_protocol
> > + = EFI_HII_DATABASE_PROTOCOL_GUID;
> > +const efi_guid_t efi_guid_hii_string_protocol = EFI_HII_STRING_PROTOCOL_GUID;
> > +
> > +const u32 hii_package_signature = 0x68696770; /* "higp" */
> > +
> > +static LIST_HEAD(efi_package_lists);
> > +
> > +struct efi_hii_packagelist {
> > + struct list_head link;
> > + u32 signature;
> > + // TODO should there be an associated efi_object?
> > + efi_handle_t driver_handle;
> > + u32 max_string_id;
> > + struct list_head string_tables; /* list of efi_string_table */
> > +
> > + /* we could also track fonts, images, etc */
> > +};
> > +
> > +struct efi_string_info {
> > + efi_string_t string;
> > + /* we could also track font info, etc */
> > +};
> > +
> > +struct efi_string_table {
> > + struct list_head link;
> > + efi_string_id_t language_name;
> > + char *language;
> > + u32 nstrings;
> > + /*
> > + * NOTE:
> > + * string id starts at 1 so value is stbl->strings[id-1],
> > + * and strings[] is a array of stbl->nstrings elements
> > + */
> > + struct efi_string_info *strings;
> > +};
> > +
> > +static void free_strings_table(struct efi_string_table *stbl)
> > +{
> > + int i;
> > +
> > + for (i = 0; i < stbl->nstrings; i++)
> > + free(stbl->strings[i].string);
> > + free(stbl->strings);
> > + free(stbl->language);
> > + free(stbl);
> > +}
> > +
> > +static void remove_strings_package(struct efi_hii_packagelist *hii)
> > +{
> > + while (!list_empty(&hii->string_tables)) {
> > + struct efi_string_table *stbl;
> > +
> > + stbl = list_first_entry(&hii->string_tables,
> > + struct efi_string_table, link);
> > + list_del(&stbl->link);
> > + free_strings_table(stbl);
> > + }
> > +}
> > +
> > +static efi_status_t
> > +add_strings_package(struct efi_hii_packagelist *hii,
> > + struct efi_hii_strings_package *strings_package)
> > +{
> > + struct efi_hii_string_block *block;
> > + void *end;
> > + u32 nstrings = 0, idx = 0;
> > + struct efi_string_table *stbl = NULL;
> > + efi_status_t ret;
> > +
> > + debug("header_size: %08x\n", strings_package->header_size);
> > + debug("string_info_offset: %08x\n",
> > + strings_package->string_info_offset);
> > + debug("language_name: %u\n", strings_package->language_name);
> > + debug("language: %s\n", strings_package->language);
> > +
> > + /* count # of string entries: */
> > + block = ((void *)strings_package) + strings_package->string_info_offset;
> > + end = ((void *)strings_package)
> > + + efi_hii_package_len(&strings_package->header);
> > + while ((void *)block < end) {
> > + switch (block->block_type) {
> > + case EFI_HII_SIBT_STRING_UCS2: {
> > + struct efi_hii_sibt_string_ucs2_block *ucs2;
> > +
> > + ucs2 = (void *)block;
> > + nstrings++;
> > + block = efi_hii_sibt_string_ucs2_block_next(ucs2);
> > + break;
> > + }
> > + case EFI_HII_SIBT_END:
> > + block = end;
> > + break;
> > + default:
> > + debug("unknown HII string block type: %02x\n",
> > + block->block_type);
> > + return EFI_INVALID_PARAMETER;
> > + }
> > + }
> > +
> > + stbl = calloc(sizeof(*stbl), 1);
> > + if (!stbl) {
> > + ret = EFI_OUT_OF_RESOURCES;
> > + goto error;
> > + }
> > + stbl->strings = calloc(sizeof(stbl->strings[0]), nstrings);
> > + if (!stbl->strings) {
> > + ret = EFI_OUT_OF_RESOURCES;
> > + goto error;
> > + }
> > + stbl->language_name = strings_package->language_name;
> > + stbl->language = strdup((char *)strings_package->language);
> > + if (!stbl->language) {
> > + ret = EFI_OUT_OF_RESOURCES;
> > + goto error;
> > + }
> > + stbl->nstrings = nstrings;
> > +
> > + /* and now parse string entries and populate efi_string_table */
> > + block = ((void *)strings_package) + strings_package->string_info_offset;
> > +
> > + while ((void *)block < end) {
> > + switch (block->block_type) {
> > + case EFI_HII_SIBT_STRING_UCS2: {
> > + struct efi_hii_sibt_string_ucs2_block *ucs2;
> > +
> > + ucs2 = (void *)block;
> > + debug("%4u: \"%ls\"\n", idx + 1, ucs2->string_text);
> > + stbl->strings[idx].string =
> > + u16_strdup(ucs2->string_text);
> > + if (!stbl->strings[idx].string) {
> > + ret = EFI_OUT_OF_RESOURCES;
> > + goto error;
> > + }
> > + idx++;
> > + block = efi_hii_sibt_string_ucs2_block_next(ucs2);
> > + break;
> > + }
> > + case EFI_HII_SIBT_END:
> > + goto out;
> > + default:
> > + debug("unknown HII string block type: %02x\n",
> > + block->block_type);
> > + ret = EFI_INVALID_PARAMETER;
> > + goto error;
> > + }
> > + }
> > +
> > +out:
> > + list_add(&stbl->link, &hii->string_tables);
> > + if (hii->max_string_id < nstrings)
> > + hii->max_string_id = nstrings;
> > +
> > + return EFI_SUCCESS;
> > +
> > +error:
> > + if (stbl) {
> > + free(stbl->language);
> > + if (idx > 0)
> > + while (--idx >= 0)
> > + free(stbl->strings[idx].string);
> > + free(stbl->strings);
> > + }
> > + free(stbl);
> > +
> > + return ret;
> > +}
> > +
> > +static struct efi_hii_packagelist *new_packagelist(void)
> > +{
> > + struct efi_hii_packagelist *hii;
> > +
> > + hii = malloc(sizeof(*hii));
> > + hii->signature = hii_package_signature;
> > + hii->max_string_id = 0;
> > + INIT_LIST_HEAD(&hii->string_tables);
> > +
> > + return hii;
> > +}
> > +
> > +static void free_packagelist(struct efi_hii_packagelist *hii)
> > +{
> > + remove_strings_package(hii);
> > +
> > + list_del(&hii->link);
> > + free(hii);
> > +}
> > +
> > +static efi_status_t
> > +add_packages(struct efi_hii_packagelist *hii,
> > + const struct efi_hii_package_list_header *package_list)
> > +{
> > + struct efi_hii_package_header *package;
> > + void *end;
> > + efi_status_t ret = EFI_SUCCESS;
> > +
> > + end = ((void *)package_list) + package_list->package_length;
> > +
> > + debug("package_list: %pUl (%u)\n", &package_list->package_list_guid,
> > + package_list->package_length);
> > +
> > + package = ((void *)package_list) + sizeof(*package_list);
> > + while ((void *)package < end) {
> > + debug("package=%p, package type=%x, length=%u\n", package,
> > + efi_hii_package_type(package),
> > + efi_hii_package_len(package));
> > +
> > + switch (efi_hii_package_type(package)) {
> > + case EFI_HII_PACKAGE_TYPE_GUID:
> > + printf("\tGuid package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + break;
> > + case EFI_HII_PACKAGE_FORMS:
> > + printf("\tForm package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + break;
> > + case EFI_HII_PACKAGE_STRINGS:
> > + ret = add_strings_package(hii,
> > + (struct efi_hii_strings_package *)package);
> > + break;
> > + case EFI_HII_PACKAGE_FONTS:
> > + printf("\tFont package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + break;
> > + case EFI_HII_PACKAGE_IMAGES:
> > + printf("\tImage package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + break;
> > + case EFI_HII_PACKAGE_SIMPLE_FONTS:
> > + printf("\tSimple font package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + break;
> > + case EFI_HII_PACKAGE_DEVICE_PATH:
> > + printf("\tDevice path package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + break;
> > + case EFI_HII_PACKAGE_KEYBOARD_LAYOUT:
> > + printf("\tKeyboard layout package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + break;
> > + case EFI_HII_PACKAGE_ANIMATIONS:
> > + printf("\tAnimation package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + break;
> > + case EFI_HII_PACKAGE_END:
> > + goto out;
> > + case EFI_HII_PACKAGE_TYPE_SYSTEM_BEGIN:
> > + case EFI_HII_PACKAGE_TYPE_SYSTEM_END:
> > + default:
> > + break;
> > + }
> > +
> > + if (ret != EFI_SUCCESS)
> > + return ret;
> > +
> > + package = ((void *)package)
> > + + efi_hii_package_len(package);
> > + }
> > +out:
> > + // TODO in theory there is some notifications that should be sent..
> > + return EFI_SUCCESS;
> > +}
> > +
> > +/*
> > + * EFI_HII_DATABASE_PROTOCOL
> > + */
> > +
> > +static efi_status_t EFIAPI
> > +new_package_list(const struct efi_hii_database_protocol *this,
> > + const struct efi_hii_package_list_header *package_list,
> > + const efi_handle_t driver_handle,
> > + efi_hii_handle_t *handle)
> > +{
> > + struct efi_hii_packagelist *hii;
> > + efi_status_t ret;
> > +
> > + EFI_ENTRY("%p, %p, %p, %p", this, package_list, driver_handle, handle);
> > +
> > + if (!package_list || !handle)
> > + return EFI_EXIT(EFI_INVALID_PARAMETER);
> > +
> > + hii = new_packagelist();
> > + if (!hii)
> > + return EFI_EXIT(EFI_OUT_OF_RESOURCES);
> > +
> > + ret = add_packages(hii, package_list);
> > + if (ret != EFI_SUCCESS) {
> > + free_packagelist(hii);
> > + return EFI_EXIT(ret);
> > + }
> > +
> > + hii->driver_handle = driver_handle;
> > + list_add_tail(&hii->link, &efi_package_lists);
> > + *handle = hii;
> > +
> > + return EFI_EXIT(EFI_SUCCESS);
> > +}
> > +
> > +static efi_status_t EFIAPI
> > +remove_package_list(const struct efi_hii_database_protocol *this,
> > + efi_hii_handle_t handle)
> > +{
> > + struct efi_hii_packagelist *hii = handle;
> > +
> > + EFI_ENTRY("%p, %p", this, handle);
> > +
> > + if (!hii || hii->signature != hii_package_signature)
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +
> > + free_packagelist(hii);
> > +
> > + return EFI_EXIT(EFI_SUCCESS);
> > +}
> > +
> > +static efi_status_t EFIAPI
> > +update_package_list(const struct efi_hii_database_protocol *this,
> > + efi_hii_handle_t handle,
> > + const struct efi_hii_package_list_header *package_list)
> > +{
> > + struct efi_hii_packagelist *hii = handle;
> > + struct efi_hii_package_header *package;
> > + void *end;
> > + efi_status_t ret = EFI_SUCCESS;
> > +
> > + EFI_ENTRY("%p, %p, %p", this, handle, package_list);
> > +
> > + if (!hii || hii->signature != hii_package_signature)
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +
> > + if (!package_list)
> > + return EFI_EXIT(EFI_INVALID_PARAMETER);
> > +
> > + debug("package_list: %pUl (%u)\n", &package_list->package_list_guid,
> > + package_list->package_length);
> > +
> > + package = ((void *)package_list) + sizeof(*package_list);
> > + end = ((void *)package_list) + package_list->package_length;
> > +
> > + while ((void *)package < end) {
> > + debug("package=%p, package type=%x, length=%u\n", package,
> > + efi_hii_package_type(package),
> > + efi_hii_package_len(package));
> > +
> > + switch (efi_hii_package_type(package)) {
> > + case EFI_HII_PACKAGE_TYPE_GUID:
> > + printf("\tGuid package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + break;
> > + case EFI_HII_PACKAGE_FORMS:
> > + printf("\tForm package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + break;
> > + case EFI_HII_PACKAGE_STRINGS:
> > + remove_strings_package(hii);
> > + break;
> > + case EFI_HII_PACKAGE_FONTS:
> > + printf("\tFont package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + break;
> > + case EFI_HII_PACKAGE_IMAGES:
> > + printf("\tImage package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + break;
> > + case EFI_HII_PACKAGE_SIMPLE_FONTS:
> > + printf("\tSimple font package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + break;
> > + case EFI_HII_PACKAGE_DEVICE_PATH:
> > + printf("\tDevice path package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + break;
> > + case EFI_HII_PACKAGE_KEYBOARD_LAYOUT:
> > + printf("\tKeyboard layout package not supported\n");
> > + break;
> > + case EFI_HII_PACKAGE_ANIMATIONS:
> > + printf("\tAnimation package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + break;
> > + case EFI_HII_PACKAGE_END:
> > + goto out;
> > + case EFI_HII_PACKAGE_TYPE_SYSTEM_BEGIN:
> > + case EFI_HII_PACKAGE_TYPE_SYSTEM_END:
> > + default:
> > + break;
> > + }
> > +
> > + /* TODO: partially destroy a package */
> > + if (ret != EFI_SUCCESS)
> > + return EFI_EXIT(ret);
> > +
> > + package = ((void *)package)
> > + + efi_hii_package_len(package);
> > + }
> > +out:
> > + ret = add_packages(hii, package_list);
> > +
> > + return EFI_EXIT(ret);
> > +}
> > +
> > +static efi_status_t EFIAPI
> > +list_package_lists(const struct efi_hii_database_protocol *this,
> > + u8 package_type,
> > + const efi_guid_t *package_guid,
> > + efi_uintn_t *handle_buffer_length,
> > + efi_hii_handle_t *handle)
> > +{
> > + struct efi_hii_packagelist *hii =
> > + (struct efi_hii_packagelist *)handle;
> > + int package_cnt, package_max;
> > + efi_status_t ret = EFI_SUCCESS;
> > +
> > + EFI_ENTRY("%p, %u, %pUl, %p, %p", this, package_type, package_guid,
> > + handle_buffer_length, handle);
> > +
> > + if (!handle_buffer_length ||
> > + (*handle_buffer_length && !handle))
> > + return EFI_EXIT(EFI_INVALID_PARAMETER);
> > +
> > + if ((package_type != EFI_HII_PACKAGE_TYPE_GUID && package_guid) ||
> > + (package_type == EFI_HII_PACKAGE_TYPE_GUID && !package_guid))
> > + return EFI_EXIT(EFI_INVALID_PARAMETER);
> > +
> > + debug("package type=%x, guid=%pUl, length=%lu\n", (int)package_type,
>
> In file included from include/linux/bug.h:7,
> from include/common.h:22,
> from lib/efi_loader/efi_hii.c:9:
> lib/efi_loader/efi_hii.c: In function ‘list_package_lists’:
> lib/efi_loader/efi_hii.c:435:8: warning: format ‘%lu’ expects argument
> of type ‘long unsigned int’, but argument 4 has type ‘size_t’ {aka
> ‘unsigned int’} [-Wformat=]
> debug("package type=%x, guid=%pUl, length=%lu\n", (int)package_type,
> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/printk.h:37:21: note: in definition of macro ‘pr_fmt’
> #define pr_fmt(fmt) fmt
> ^~~
>
> You probably want to use %zu.
On which architecture? Which version of compiler are you using?
I haven't seen this warning before.
-Takahiro Akashi
> Best regards
>
> Heirnich
>
> > + package_guid, *handle_buffer_length);
> > +
> > + package_cnt = 0;
> > + package_max = *handle_buffer_length / sizeof(*handle);
> > + list_for_each_entry(hii, &efi_package_lists, link) {
> > + switch (package_type) {
> > + case EFI_HII_PACKAGE_TYPE_ALL:
> > + break;
> > + case EFI_HII_PACKAGE_TYPE_GUID:
> > + printf("\tGuid package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + continue;
> > + case EFI_HII_PACKAGE_FORMS:
> > + printf("\tForm package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + continue;
> > + case EFI_HII_PACKAGE_STRINGS:
> > + if (!list_empty(&hii->string_tables))
> > + break;
> > + continue;
> > + case EFI_HII_PACKAGE_FONTS:
> > + printf("\tFont package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + continue;
> > + case EFI_HII_PACKAGE_IMAGES:
> > + printf("\tImage package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + continue;
> > + case EFI_HII_PACKAGE_SIMPLE_FONTS:
> > + printf("\tSimple font package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + continue;
> > + case EFI_HII_PACKAGE_DEVICE_PATH:
> > + printf("\tDevice path package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + continue;
> > + case EFI_HII_PACKAGE_KEYBOARD_LAYOUT:
> > + printf("\tKeyboard layout package not supported\n");
> > + continue;
> > + case EFI_HII_PACKAGE_ANIMATIONS:
> > + printf("\tAnimation package not supported\n");
> > + ret = EFI_INVALID_PARAMETER;
> > + continue;
> > + case EFI_HII_PACKAGE_END:
> > + case EFI_HII_PACKAGE_TYPE_SYSTEM_BEGIN:
> > + case EFI_HII_PACKAGE_TYPE_SYSTEM_END:
> > + default:
> > + continue;
> > + }
> > +
> > + package_cnt++;
> > + if (package_cnt <= package_max)
> > + *handle++ = hii;
> > + else
> > + ret = EFI_BUFFER_TOO_SMALL;
> > + }
> > + *handle_buffer_length = package_cnt * sizeof(*handle);
> > +
> > + return EFI_EXIT(ret);
> > +}
> > +
> > +static efi_status_t EFIAPI
> > +export_package_lists(const struct efi_hii_database_protocol *this,
> > + efi_hii_handle_t handle,
> > + efi_uintn_t *buffer_size,
> > + struct efi_hii_package_list_header *buffer)
> > +{
> > + EFI_ENTRY("%p, %p, %p, %p", this, handle, buffer_size, buffer);
> > +
> > + if (!buffer_size || (buffer_size && !buffer))
> > + return EFI_EXIT(EFI_INVALID_PARAMETER);
> > +
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +}
> > +
> > +static efi_status_t EFIAPI
> > +register_package_notify(const struct efi_hii_database_protocol *this,
> > + u8 package_type,
> > + const efi_guid_t *package_guid,
> > + const void *package_notify_fn,
> > + efi_uintn_t notify_type,
> > + efi_handle_t *notify_handle)
> > +{
> > + EFI_ENTRY("%p, %u, %pUl, %p, %zu, %p", this, package_type,
> > + package_guid, package_notify_fn, notify_type,
> > + notify_handle);
> > +
> > + if (!notify_handle)
> > + return EFI_EXIT(EFI_INVALID_PARAMETER);
> > +
> > + if ((package_type != EFI_HII_PACKAGE_TYPE_GUID && package_guid) ||
> > + (package_type == EFI_HII_PACKAGE_TYPE_GUID && !package_guid))
> > + return EFI_EXIT(EFI_INVALID_PARAMETER);
> > +
> > + return EFI_EXIT(EFI_OUT_OF_RESOURCES);
> > +}
> > +
> > +static efi_status_t EFIAPI
> > +unregister_package_notify(const struct efi_hii_database_protocol *this,
> > + efi_handle_t notification_handle)
> > +{
> > + EFI_ENTRY("%p, %p", this, notification_handle);
> > +
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +}
> > +
> > +static efi_status_t EFIAPI
> > +find_keyboard_layouts(const struct efi_hii_database_protocol *this,
> > + u16 *key_guid_buffer_length,
> > + efi_guid_t *key_guid_buffer)
> > +{
> > + EFI_ENTRY("%p, %p, %p", this, key_guid_buffer_length, key_guid_buffer);
> > +
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +}
> > +
> > +static efi_status_t EFIAPI
> > +get_keyboard_layout(const struct efi_hii_database_protocol *this,
> > + efi_guid_t *key_guid,
> > + u16 *keyboard_layout_length,
> > + struct efi_hii_keyboard_layout *keyboard_layout)
> > +{
> > + EFI_ENTRY("%p, %pUl, %p, %p", this, key_guid, keyboard_layout_length,
> > + keyboard_layout);
> > +
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +}
> > +
> > +static efi_status_t EFIAPI
> > +set_keyboard_layout(const struct efi_hii_database_protocol *this,
> > + efi_guid_t *key_guid)
> > +{
> > + EFI_ENTRY("%p, %pUl", this, key_guid);
> > +
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +}
> > +
> > +static efi_status_t EFIAPI
> > +get_package_list_handle(const struct efi_hii_database_protocol *this,
> > + efi_hii_handle_t package_list_handle,
> > + efi_handle_t *driver_handle)
> > +{
> > + struct efi_hii_packagelist *hii;
> > +
> > + EFI_ENTRY("%p, %p, %p", this, package_list_handle, driver_handle);
> > +
> > + if (!driver_handle)
> > + return EFI_EXIT(EFI_INVALID_PARAMETER);
> > +
> > + list_for_each_entry(hii, &efi_package_lists, link) {
> > + if (hii == package_list_handle) {
> > + *driver_handle = hii->driver_handle;
> > + return EFI_EXIT(EFI_SUCCESS);
> > + }
> > + }
> > +
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +}
> > +
> > +const struct efi_hii_database_protocol efi_hii_database = {
> > + .new_package_list = new_package_list,
> > + .remove_package_list = remove_package_list,
> > + .update_package_list = update_package_list,
> > + .list_package_lists = list_package_lists,
> > + .export_package_lists = export_package_lists,
> > + .register_package_notify = register_package_notify,
> > + .unregister_package_notify = unregister_package_notify,
> > + .find_keyboard_layouts = find_keyboard_layouts,
> > + .get_keyboard_layout = get_keyboard_layout,
> > + .set_keyboard_layout = set_keyboard_layout,
> > + .get_package_list_handle = get_package_list_handle
> > +};
> > +
> > +/*
> > + * EFI_HII_STRING_PROTOCOL
> > + */
> > +
> > +static bool language_match(char *language, char *languages)
> > +{
> > + char *p, *endp;
> > +
> > + p = languages;
> > + while (*p) {
> > + endp = strchr(p, ';');
> > + if (!endp)
> > + return !strcmp(language, p);
> > +
> > + if (!strncmp(language, p, endp - p))
> > + return true;
> > +
> > + p = endp + 1;
> > + }
> > +
> > + return false;
> > +}
> > +
> > +static efi_status_t EFIAPI
> > +new_string(const struct efi_hii_string_protocol *this,
> > + efi_hii_handle_t package_list,
> > + efi_string_id_t *string_id,
> > + const u8 *language,
> > + const u16 *language_name,
> > + const efi_string_t string,
> > + const struct efi_font_info *string_font_info)
> > +{
> > + struct efi_hii_packagelist *hii = package_list;
> > + struct efi_string_table *stbl;
> > +
> > + EFI_ENTRY("%p, %p, %p, \"%s\", %p, \"%ls\", %p", this, package_list,
> > + string_id, language, language_name, string,
> > + string_font_info);
> > +
> > + if (!hii || hii->signature != hii_package_signature)
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +
> > + if (!string_id || !language || !string)
> > + return EFI_EXIT(EFI_INVALID_PARAMETER);
> > +
> > + list_for_each_entry(stbl, &hii->string_tables, link) {
> > + if (language_match((char *)language, stbl->language)) {
> > + efi_string_id_t new_id;
> > + void *buf;
> > + efi_string_t str;
> > +
> > + new_id = ++hii->max_string_id;
> > + if (stbl->nstrings < new_id) {
> > + buf = realloc(stbl->strings,
> > + sizeof(stbl->strings[0])
> > + * new_id);
> > + if (!buf)
> > + return EFI_EXIT(EFI_OUT_OF_RESOURCES);
> > +
> > + memset(&stbl->strings[stbl->nstrings], 0,
> > + (new_id - stbl->nstrings)
> > + * sizeof(stbl->strings[0]));
> > + stbl->strings = buf;
> > + stbl->nstrings = new_id;
> > + }
> > +
> > + str = u16_strdup(string);
> > + if (!str)
> > + return EFI_EXIT(EFI_OUT_OF_RESOURCES);
> > +
> > + stbl->strings[new_id - 1].string = str;
> > + *string_id = new_id;
> > +
> > + return EFI_EXIT(EFI_SUCCESS);
> > + }
> > + }
> > +
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +}
> > +
> > +static efi_status_t EFIAPI
> > +get_string(const struct efi_hii_string_protocol *this,
> > + const u8 *language,
> > + efi_hii_handle_t package_list,
> > + efi_string_id_t string_id,
> > + efi_string_t string,
> > + efi_uintn_t *string_size,
> > + struct efi_font_info **string_font_info)
> > +{
> > + struct efi_hii_packagelist *hii = package_list;
> > + struct efi_string_table *stbl;
> > +
> > + EFI_ENTRY("%p, \"%s\", %p, %u, %p, %p, %p", this, language,
> > + package_list, string_id, string, string_size,
> > + string_font_info);
> > +
> > + if (!hii || hii->signature != hii_package_signature)
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +
> > + list_for_each_entry(stbl, &hii->string_tables, link) {
> > + if (language_match((char *)language, stbl->language)) {
> > + efi_string_t str;
> > + size_t len;
> > +
> > + if (stbl->nstrings < string_id)
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +
> > + str = stbl->strings[string_id - 1].string;
> > + if (str) {
> > + len = (u16_strlen(str) + 1) * sizeof(u16);
> > + if (*string_size < len) {
> > + *string_size = len;
> > +
> > + return EFI_EXIT(EFI_BUFFER_TOO_SMALL);
> > + }
> > + memcpy(string, str, len);
> > + *string_size = len;
> > + } else {
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > + }
> > +
> > + return EFI_EXIT(EFI_SUCCESS);
> > + }
> > + }
> > +
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +}
> > +
> > +static efi_status_t EFIAPI
> > +set_string(const struct efi_hii_string_protocol *this,
> > + efi_hii_handle_t package_list,
> > + efi_string_id_t string_id,
> > + const u8 *language,
> > + const efi_string_t string,
> > + const struct efi_font_info *string_font_info)
> > +{
> > + struct efi_hii_packagelist *hii = package_list;
> > + struct efi_string_table *stbl;
> > +
> > + EFI_ENTRY("%p, %p, %u, \"%s\", \"%ls\", %p", this, package_list,
> > + string_id, language, string, string_font_info);
> > +
> > + if (!hii || hii->signature != hii_package_signature)
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +
> > + if (string_id > hii->max_string_id)
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +
> > + if (!string || !language)
> > + return EFI_EXIT(EFI_INVALID_PARAMETER);
> > +
> > + list_for_each_entry(stbl, &hii->string_tables, link) {
> > + if (language_match((char *)language, stbl->language)) {
> > + efi_string_t str;
> > +
> > + if (hii->max_string_id < string_id)
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +
> > + if (stbl->nstrings < string_id) {
> > + void *buf;
> > +
> > + buf = realloc(stbl->strings,
> > + string_id
> > + * sizeof(stbl->strings[0]));
> > + if (!buf)
> > + return EFI_EXIT(EFI_OUT_OF_RESOURCES);
> > +
> > + memset(&stbl->strings[string_id - 1], 0,
> > + (string_id - stbl->nstrings)
> > + * sizeof(stbl->strings[0]));
> > + stbl->strings = buf;
> > + }
> > +
> > + str = u16_strdup(string);
> > + if (!str)
> > + return EFI_EXIT(EFI_OUT_OF_RESOURCES);
> > +
> > + free(stbl->strings[string_id - 1].string);
> > + stbl->strings[string_id - 1].string = str;
> > +
> > + return EFI_EXIT(EFI_SUCCESS);
> > + }
> > + }
> > +
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +}
> > +
> > +static efi_status_t EFIAPI
> > +get_languages(const struct efi_hii_string_protocol *this,
> > + efi_hii_handle_t package_list,
> > + u8 *languages,
> > + efi_uintn_t *languages_size)
> > +{
> > + struct efi_hii_packagelist *hii = package_list;
> > + struct efi_string_table *stbl;
> > + size_t len = 0;
> > + char *p;
> > +
> > + EFI_ENTRY("%p, %p, %p, %p", this, package_list, languages,
> > + languages_size);
> > +
> > + if (!hii || hii->signature != hii_package_signature)
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +
> > + if (!languages_size ||
> > + (*languages_size && !languages))
> > + return EFI_EXIT(EFI_INVALID_PARAMETER);
> > +
> > + /* figure out required size: */
> > + list_for_each_entry(stbl, &hii->string_tables, link) {
> > + len += strlen((char *)stbl->language) + 1;
> > + }
> > +
> > + if (*languages_size < len) {
> > + *languages_size = len;
> > +
> > + return EFI_EXIT(EFI_BUFFER_TOO_SMALL);
> > + }
> > +
> > + p = (char *)languages;
> > + list_for_each_entry(stbl, &hii->string_tables, link) {
> > + if (p != (char *)languages)
> > + p += sprintf(p, ";");
> > + p += sprintf(p, "%s", stbl->language);
> > + }
> > +
> > + debug("languages: %s\n", languages);
> > +
> > + return EFI_EXIT(EFI_SUCCESS);
> > +}
> > +
> > +static efi_status_t EFIAPI
> > +get_secondary_languages(const struct efi_hii_string_protocol *this,
> > + efi_hii_handle_t package_list,
> > + const u8 *primary_language,
> > + u8 *secondary_languages,
> > + efi_uintn_t *secondary_languages_size)
> > +{
> > + struct efi_hii_packagelist *hii = package_list;
> > + struct efi_string_table *stbl;
> > + bool found = false;
> > +
> > + EFI_ENTRY("%p, %p, \"%s\", %p, %p", this, package_list,
> > + primary_language, secondary_languages,
> > + secondary_languages_size);
> > +
> > + if (!hii || hii->signature != hii_package_signature)
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +
> > + if (!secondary_languages_size ||
> > + (*secondary_languages_size && !secondary_languages))
> > + return EFI_EXIT(EFI_INVALID_PARAMETER);
> > +
> > + list_for_each_entry(stbl, &hii->string_tables, link) {
> > + if (language_match((char *)primary_language, stbl->language)) {
> > + found = true;
> > + break;
> > + }
> > + }
> > + if (!found)
> > + return EFI_EXIT(EFI_INVALID_LANGUAGE);
> > +
> > + /*
> > + * TODO: What is secondary language?
> > + * *secondary_languages = '\0';
> > + * *secondary_languages_size = 0;
> > + */
> > +
> > + return EFI_EXIT(EFI_NOT_FOUND);
> > +}
> > +
> > +const struct efi_hii_string_protocol efi_hii_string = {
> > + .new_string = new_string,
> > + .get_string = get_string,
> > + .set_string = set_string,
> > + .get_languages = get_languages,
> > + .get_secondary_languages = get_secondary_languages
> > +};
> >
>
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