From: Leif Lindholm leif.lindholm@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 in this patch series 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.)
Cc: Leif Lindholm leif.lindholm@linaro.org Signed-off-by: Rob Clark robdclark@gmail.com Signed-off-by: AKASHI Takahiro takahiro.akashi@linaro.org --- include/efi_api.h | 245 ++++++++- include/efi_loader.h | 4 + lib/efi_loader/Makefile | 1 + lib/efi_loader/efi_boottime.c | 12 + lib/efi_loader/efi_hii.c | 922 ++++++++++++++++++++++++++++++++++ 5 files changed, 1183 insertions(+), 1 deletion(-) create mode 100644 lib/efi_loader/efi_hii.c
diff --git a/include/efi_api.h b/include/efi_api.h index aef77b6319de..67c3753de0b1 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> @@ -34,7 +35,10 @@ enum efi_timer_delay {
#define efi_intn_t ssize_t #define efi_uintn_t size_t -typedef uint16_t *efi_string_t; +typedef void *efi_hii_handle_t; +typedef u16 *efi_string_t; +typedef u16 efi_string_id_t; +typedef u32 efi_hii_font_style_t;
#define EVT_TIMER 0x80000000 #define EVT_RUNTIME 0x40000000 @@ -697,6 +701,245 @@ struct efi_device_path_utilities_protocol { uint16_t node_length); };
+/* + * Human Interface Infrastructure (HII) + */ +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_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 + +/* + * HII string package + */ +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; +} + +/* + * HII keyboard package + */ +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 { + u32 key; + u16 unicode; + u16 shifted_unicode; + u16 alt_gr_unicode; + u16 shifted_alt_gr_unicode; + u16 modifier; + u16 affected_attribute; +} __packed; + +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[]; +} __packed; + +/* + * HII protocols + */ +#define EFI_HII_STRING_PROTOCOL_GUID \ + EFI_GUID(0x0fd96974, 0x23aa, 0x4cdc, \ + 0xb9, 0xcb, 0x98, 0xd1, 0x77, 0x50, 0x32, 0x2a) + +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_HII_DATABASE_PROTOCOL_GUID \ + EFI_GUID(0xef9fc172, 0xa1b2, 0x4693, \ + 0xb3, 0x27, 0x6d, 0x32, 0xfc, 0x41, 0x60, 0x42) + +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_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 6323686f9d37..18384a8caf5c 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 a7bba58d4126..dc8bc1461cb9 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..d6dba5719cdb --- /dev/null +++ b/lib/efi_loader/efi_hii.c @@ -0,0 +1,922 @@ +// 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 <efi_loader.h> +#include <malloc.h> +#include <asm/unaligned.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; + +static LIST_HEAD(efi_package_lists); + +struct efi_hii_packagelist { + struct list_head link; + // 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 */ +}; + +static int efi_hii_packagelist_exists(efi_hii_handle_t package_list) +{ + struct efi_hii_packagelist *hii; + int found = 0; + + list_for_each_entry(hii, &efi_package_lists, link) { + if (hii == package_list) { + found = 1; + break; + } + } + + return found; +} + +static u32 efi_hii_package_type(struct efi_hii_package_header *header) +{ + u32 fields; + + fields = get_unaligned_le32(&header->fields); + + return (fields >> __EFI_HII_PACKAGE_TYPE_SHIFT) + & __EFI_HII_PACKAGE_TYPE_MASK; +} + +static u32 efi_hii_package_len(struct efi_hii_package_header *header) +{ + u32 fields; + + fields = get_unaligned_le32(&header->fields); + + return (fields >> __EFI_HII_PACKAGE_LEN_SHIFT) + & __EFI_HII_PACKAGE_LEN_MASK; +} + +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", + get_unaligned_le32(&strings_package->header_size)); + debug("string_info_offset: %08x\n", + get_unaligned_le32(&strings_package->string_info_offset)); + debug("language_name: %u\n", + get_unaligned_le16(&strings_package->language_name)); + debug("language: %s\n", strings_package->language); + + /* count # of string entries: */ + end = ((void *)strings_package) + + efi_hii_package_len(&strings_package->header); + block = ((void *)strings_package) + + get_unaligned_le32(&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; + 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 = + get_unaligned_le16(&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) + + get_unaligned_le32(&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++; + /* FIXME: accessing u16 * here */ + 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->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) + + get_unaligned_le32(&package_list->package_length); + + debug("package_list: %pUl (%u)\n", &package_list->package_list_guid, + get_unaligned_le32(&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 (!handle || !efi_hii_packagelist_exists(handle)) + 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 (!handle || !efi_hii_packagelist_exists(handle)) + 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, + get_unaligned_le32(&package_list->package_length)); + + package = ((void *)package_list) + sizeof(*package_list); + end = ((void *)package_list) + + get_unaligned_le32(&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: already removed some packages */ + 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, + 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) + 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) +{ + size_t n; + + n = strlen(language); + /* match primary language? */ + if (!strncasecmp(language, languages, n) && + (languages[n] == ';' || languages[n] == '\0')) + return true; + + 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 (!package_list || !efi_hii_packagelist_exists(package_list)) + 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 (!package_list || !efi_hii_packagelist_exists(package_list)) + 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 (!package_list || !efi_hii_packagelist_exists(package_list)) + 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 (!package_list || !efi_hii_packagelist_exists(package_list)) + 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++ = ';'; + strcpy(p, stbl->language); + p += strlen((char *)stbl->language); + } + *p = '\0'; + + 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 (!package_list || !efi_hii_packagelist_exists(package_list)) + 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 +};