diff options
Diffstat (limited to 'boot/image.c')
-rw-r--r-- | boot/image.c | 738 |
1 files changed, 738 insertions, 0 deletions
diff --git a/boot/image.c b/boot/image.c new file mode 100644 index 0000000000..3fa60b5827 --- /dev/null +++ b/boot/image.c @@ -0,0 +1,738 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * (C) Copyright 2008 Semihalf + * + * (C) Copyright 2000-2006 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + */ + +#ifndef USE_HOSTCC +#include <common.h> +#include <env.h> +#include <lmb.h> +#include <log.h> +#include <malloc.h> +#include <u-boot/crc.h> + +#ifdef CONFIG_SHOW_BOOT_PROGRESS +#include <status_led.h> +#endif + +#if CONFIG_IS_ENABLED(FIT) || CONFIG_IS_ENABLED(OF_LIBFDT) +#include <linux/libfdt.h> +#include <fdt_support.h> +#endif + +#include <asm/global_data.h> +#include <u-boot/md5.h> +#include <u-boot/sha1.h> +#include <linux/errno.h> +#include <asm/io.h> + +#ifdef CONFIG_CMD_BDI +extern int do_bdinfo(struct cmd_tbl *cmdtp, int flag, int argc, + char *const argv[]); +#endif + +DECLARE_GLOBAL_DATA_PTR; + +/* Set this if we have less than 4 MB of malloc() space */ +#if CONFIG_SYS_MALLOC_LEN < (4096 * 1024) +#define CONSERVE_MEMORY true +#else +#define CONSERVE_MEMORY false +#endif + +#else /* USE_HOSTCC */ +#include "mkimage.h" +#include <u-boot/md5.h> +#include <time.h> + +#ifndef __maybe_unused +# define __maybe_unused /* unimplemented */ +#endif + +#define CONSERVE_MEMORY false + +#endif /* !USE_HOSTCC*/ + +#include <abuf.h> +#include <bzlib.h> +#include <display_options.h> +#include <gzip.h> +#include <image.h> +#include <imximage.h> +#include <relocate.h> +#include <linux/lzo.h> +#include <linux/zstd.h> +#include <linux/kconfig.h> +#include <lzma/LzmaTypes.h> +#include <lzma/LzmaDec.h> +#include <lzma/LzmaTools.h> +#include <u-boot/crc.h> +#include <u-boot/lz4.h> + +static const table_entry_t uimage_arch[] = { + { IH_ARCH_INVALID, "invalid", "Invalid ARCH", }, + { IH_ARCH_ALPHA, "alpha", "Alpha", }, + { IH_ARCH_ARM, "arm", "ARM", }, + { IH_ARCH_I386, "x86", "Intel x86", }, + { IH_ARCH_IA64, "ia64", "IA64", }, + { IH_ARCH_M68K, "m68k", "M68K", }, + { IH_ARCH_MICROBLAZE, "microblaze", "MicroBlaze", }, + { IH_ARCH_MIPS, "mips", "MIPS", }, + { IH_ARCH_MIPS64, "mips64", "MIPS 64 Bit", }, + { IH_ARCH_NIOS2, "nios2", "NIOS II", }, + { IH_ARCH_PPC, "powerpc", "PowerPC", }, + { IH_ARCH_PPC, "ppc", "PowerPC", }, + { IH_ARCH_S390, "s390", "IBM S390", }, + { IH_ARCH_SH, "sh", "SuperH", }, + { IH_ARCH_SPARC, "sparc", "SPARC", }, + { IH_ARCH_SPARC64, "sparc64", "SPARC 64 Bit", }, + { IH_ARCH_BLACKFIN, "blackfin", "Blackfin", }, + { IH_ARCH_AVR32, "avr32", "AVR32", }, + { IH_ARCH_NDS32, "nds32", "NDS32", }, + { IH_ARCH_OPENRISC, "or1k", "OpenRISC 1000",}, + { IH_ARCH_SANDBOX, "sandbox", "Sandbox", }, + { IH_ARCH_ARM64, "arm64", "AArch64", }, + { IH_ARCH_ARC, "arc", "ARC", }, + { IH_ARCH_X86_64, "x86_64", "AMD x86_64", }, + { IH_ARCH_XTENSA, "xtensa", "Xtensa", }, + { IH_ARCH_RISCV, "riscv", "RISC-V", }, + { -1, "", "", }, +}; + +static const table_entry_t uimage_os[] = { + { IH_OS_INVALID, "invalid", "Invalid OS", }, + { IH_OS_ARM_TRUSTED_FIRMWARE, "arm-trusted-firmware", "ARM Trusted Firmware" }, + { IH_OS_LINUX, "linux", "Linux", }, +#if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC) + { IH_OS_LYNXOS, "lynxos", "LynxOS", }, +#endif + { IH_OS_NETBSD, "netbsd", "NetBSD", }, + { IH_OS_OSE, "ose", "Enea OSE", }, + { IH_OS_PLAN9, "plan9", "Plan 9", }, + { IH_OS_RTEMS, "rtems", "RTEMS", }, + { IH_OS_TEE, "tee", "Trusted Execution Environment" }, + { IH_OS_U_BOOT, "u-boot", "U-Boot", }, + { IH_OS_VXWORKS, "vxworks", "VxWorks", }, +#if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC) + { IH_OS_QNX, "qnx", "QNX", }, +#endif +#if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC) + { IH_OS_INTEGRITY,"integrity", "INTEGRITY", }, +#endif +#ifdef USE_HOSTCC + { IH_OS_4_4BSD, "4_4bsd", "4_4BSD", }, + { IH_OS_DELL, "dell", "Dell", }, + { IH_OS_ESIX, "esix", "Esix", }, + { IH_OS_FREEBSD, "freebsd", "FreeBSD", }, + { IH_OS_IRIX, "irix", "Irix", }, + { IH_OS_NCR, "ncr", "NCR", }, + { IH_OS_OPENBSD, "openbsd", "OpenBSD", }, + { IH_OS_PSOS, "psos", "pSOS", }, + { IH_OS_SCO, "sco", "SCO", }, + { IH_OS_SOLARIS, "solaris", "Solaris", }, + { IH_OS_SVR4, "svr4", "SVR4", }, +#endif +#if defined(CONFIG_BOOTM_OPENRTOS) || defined(USE_HOSTCC) + { IH_OS_OPENRTOS, "openrtos", "OpenRTOS", }, +#endif + { IH_OS_OPENSBI, "opensbi", "RISC-V OpenSBI", }, + { IH_OS_EFI, "efi", "EFI Firmware" }, + + { -1, "", "", }, +}; + +static const table_entry_t uimage_type[] = { + { IH_TYPE_AISIMAGE, "aisimage", "Davinci AIS image",}, + { IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image", }, + { IH_TYPE_FIRMWARE, "firmware", "Firmware", }, + { IH_TYPE_FLATDT, "flat_dt", "Flat Device Tree", }, + { IH_TYPE_GPIMAGE, "gpimage", "TI Keystone SPL Image",}, + { IH_TYPE_KERNEL, "kernel", "Kernel Image", }, + { IH_TYPE_KERNEL_NOLOAD, "kernel_noload", "Kernel Image (no loading done)", }, + { IH_TYPE_KWBIMAGE, "kwbimage", "Kirkwood Boot Image",}, + { IH_TYPE_IMXIMAGE, "imximage", "Freescale i.MX Boot Image",}, + { IH_TYPE_IMX8IMAGE, "imx8image", "NXP i.MX8 Boot Image",}, + { IH_TYPE_IMX8MIMAGE, "imx8mimage", "NXP i.MX8M Boot Image",}, + { IH_TYPE_INVALID, "invalid", "Invalid Image", }, + { IH_TYPE_MULTI, "multi", "Multi-File Image", }, + { IH_TYPE_OMAPIMAGE, "omapimage", "TI OMAP SPL With GP CH",}, + { IH_TYPE_PBLIMAGE, "pblimage", "Freescale PBL Boot Image",}, + { IH_TYPE_RAMDISK, "ramdisk", "RAMDisk Image", }, + { IH_TYPE_SCRIPT, "script", "Script", }, + { IH_TYPE_SOCFPGAIMAGE, "socfpgaimage", "Altera SoCFPGA CV/AV preloader",}, + { IH_TYPE_SOCFPGAIMAGE_V1, "socfpgaimage_v1", "Altera SoCFPGA A10 preloader",}, + { IH_TYPE_STANDALONE, "standalone", "Standalone Program", }, + { IH_TYPE_UBLIMAGE, "ublimage", "Davinci UBL image",}, + { IH_TYPE_MXSIMAGE, "mxsimage", "Freescale MXS Boot Image",}, + { IH_TYPE_ATMELIMAGE, "atmelimage", "ATMEL ROM-Boot Image",}, + { IH_TYPE_X86_SETUP, "x86_setup", "x86 setup.bin", }, + { IH_TYPE_LPC32XXIMAGE, "lpc32xximage", "LPC32XX Boot Image", }, + { IH_TYPE_RKIMAGE, "rkimage", "Rockchip Boot Image" }, + { IH_TYPE_RKSD, "rksd", "Rockchip SD Boot Image" }, + { IH_TYPE_RKSPI, "rkspi", "Rockchip SPI Boot Image" }, + { IH_TYPE_VYBRIDIMAGE, "vybridimage", "Vybrid Boot Image", }, + { IH_TYPE_ZYNQIMAGE, "zynqimage", "Xilinx Zynq Boot Image" }, + { IH_TYPE_ZYNQMPIMAGE, "zynqmpimage", "Xilinx ZynqMP Boot Image" }, + { IH_TYPE_ZYNQMPBIF, "zynqmpbif", "Xilinx ZynqMP Boot Image (bif)" }, + { IH_TYPE_FPGA, "fpga", "FPGA Image" }, + { IH_TYPE_TEE, "tee", "Trusted Execution Environment Image",}, + { IH_TYPE_FIRMWARE_IVT, "firmware_ivt", "Firmware with HABv4 IVT" }, + { IH_TYPE_PMMC, "pmmc", "TI Power Management Micro-Controller Firmware",}, + { IH_TYPE_STM32IMAGE, "stm32image", "STMicroelectronics STM32 Image" }, + { IH_TYPE_MTKIMAGE, "mtk_image", "MediaTek BootROM loadable Image" }, + { IH_TYPE_COPRO, "copro", "Coprocessor Image"}, + { IH_TYPE_SUNXI_EGON, "sunxi_egon", "Allwinner eGON Boot Image" }, + { -1, "", "", }, +}; + +static const table_entry_t uimage_comp[] = { + { IH_COMP_NONE, "none", "uncompressed", }, + { IH_COMP_BZIP2, "bzip2", "bzip2 compressed", }, + { IH_COMP_GZIP, "gzip", "gzip compressed", }, + { IH_COMP_LZMA, "lzma", "lzma compressed", }, + { IH_COMP_LZO, "lzo", "lzo compressed", }, + { IH_COMP_LZ4, "lz4", "lz4 compressed", }, + { IH_COMP_ZSTD, "zstd", "zstd compressed", }, + { -1, "", "", }, +}; + +struct table_info { + const char *desc; + int count; + const table_entry_t *table; +}; + +static const struct comp_magic_map image_comp[] = { + { IH_COMP_BZIP2, "bzip2", {0x42, 0x5a},}, + { IH_COMP_GZIP, "gzip", {0x1f, 0x8b},}, + { IH_COMP_LZMA, "lzma", {0x5d, 0x00},}, + { IH_COMP_LZO, "lzo", {0x89, 0x4c},}, + { IH_COMP_LZ4, "lz4", {0x04, 0x22},}, + { IH_COMP_ZSTD, "zstd", {0x28, 0xb5},}, + { IH_COMP_NONE, "none", {}, }, +}; + +static const struct table_info table_info[IH_COUNT] = { + { "architecture", IH_ARCH_COUNT, uimage_arch }, + { "compression", IH_COMP_COUNT, uimage_comp }, + { "operating system", IH_OS_COUNT, uimage_os }, + { "image type", IH_TYPE_COUNT, uimage_type }, +}; + +/*****************************************************************************/ +/* Legacy format routines */ +/*****************************************************************************/ +int image_check_hcrc(const image_header_t *hdr) +{ + ulong hcrc; + ulong len = image_get_header_size(); + image_header_t header; + + /* Copy header so we can blank CRC field for re-calculation */ + memmove(&header, (char *)hdr, image_get_header_size()); + image_set_hcrc(&header, 0); + + hcrc = crc32(0, (unsigned char *)&header, len); + + return (hcrc == image_get_hcrc(hdr)); +} + +int image_check_dcrc(const image_header_t *hdr) +{ + ulong data = image_get_data(hdr); + ulong len = image_get_data_size(hdr); + ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32); + + return (dcrc == image_get_dcrc(hdr)); +} + +/** + * image_multi_count - get component (sub-image) count + * @hdr: pointer to the header of the multi component image + * + * image_multi_count() returns number of components in a multi + * component image. + * + * Note: no checking of the image type is done, caller must pass + * a valid multi component image. + * + * returns: + * number of components + */ +ulong image_multi_count(const image_header_t *hdr) +{ + ulong i, count = 0; + uint32_t *size; + + /* get start of the image payload, which in case of multi + * component images that points to a table of component sizes */ + size = (uint32_t *)image_get_data(hdr); + + /* count non empty slots */ + for (i = 0; size[i]; ++i) + count++; + + return count; +} + +/** + * image_multi_getimg - get component data address and size + * @hdr: pointer to the header of the multi component image + * @idx: index of the requested component + * @data: pointer to a ulong variable, will hold component data address + * @len: pointer to a ulong variable, will hold component size + * + * image_multi_getimg() returns size and data address for the requested + * component in a multi component image. + * + * Note: no checking of the image type is done, caller must pass + * a valid multi component image. + * + * returns: + * data address and size of the component, if idx is valid + * 0 in data and len, if idx is out of range + */ +void image_multi_getimg(const image_header_t *hdr, ulong idx, + ulong *data, ulong *len) +{ + int i; + uint32_t *size; + ulong offset, count, img_data; + + /* get number of component */ + count = image_multi_count(hdr); + + /* get start of the image payload, which in case of multi + * component images that points to a table of component sizes */ + size = (uint32_t *)image_get_data(hdr); + + /* get address of the proper component data start, which means + * skipping sizes table (add 1 for last, null entry) */ + img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t); + + if (idx < count) { + *len = uimage_to_cpu(size[idx]); + offset = 0; + + /* go over all indices preceding requested component idx */ + for (i = 0; i < idx; i++) { + /* add up i-th component size, rounding up to 4 bytes */ + offset += (uimage_to_cpu(size[i]) + 3) & ~3 ; + } + + /* calculate idx-th component data address */ + *data = img_data + offset; + } else { + *len = 0; + *data = 0; + } +} + +static void image_print_type(const image_header_t *hdr) +{ + const char __maybe_unused *os, *arch, *type, *comp; + + os = genimg_get_os_name(image_get_os(hdr)); + arch = genimg_get_arch_name(image_get_arch(hdr)); + type = genimg_get_type_name(image_get_type(hdr)); + comp = genimg_get_comp_name(image_get_comp(hdr)); + + printf("%s %s %s (%s)\n", arch, os, type, comp); +} + +/** + * image_print_contents - prints out the contents of the legacy format image + * @ptr: pointer to the legacy format image header + * @p: pointer to prefix string + * + * image_print_contents() formats a multi line legacy image contents description. + * The routine prints out all header fields followed by the size/offset data + * for MULTI/SCRIPT images. + * + * returns: + * no returned results + */ +void image_print_contents(const void *ptr) +{ + const image_header_t *hdr = (const image_header_t *)ptr; + const char __maybe_unused *p; + + p = IMAGE_INDENT_STRING; + printf("%sImage Name: %.*s\n", p, IH_NMLEN, image_get_name(hdr)); + if (IMAGE_ENABLE_TIMESTAMP) { + printf("%sCreated: ", p); + genimg_print_time((time_t)image_get_time(hdr)); + } + printf("%sImage Type: ", p); + image_print_type(hdr); + printf("%sData Size: ", p); + genimg_print_size(image_get_data_size(hdr)); + printf("%sLoad Address: %08x\n", p, image_get_load(hdr)); + printf("%sEntry Point: %08x\n", p, image_get_ep(hdr)); + + if (image_check_type(hdr, IH_TYPE_MULTI) || + image_check_type(hdr, IH_TYPE_SCRIPT)) { + int i; + ulong data, len; + ulong count = image_multi_count(hdr); + + printf("%sContents:\n", p); + for (i = 0; i < count; i++) { + image_multi_getimg(hdr, i, &data, &len); + + printf("%s Image %d: ", p, i); + genimg_print_size(len); + + if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) { + /* + * the user may need to know offsets + * if planning to do something with + * multiple files + */ + printf("%s Offset = 0x%08lx\n", p, data); + } + } + } else if (image_check_type(hdr, IH_TYPE_FIRMWARE_IVT)) { + printf("HAB Blocks: 0x%08x 0x0000 0x%08x\n", + image_get_load(hdr) - image_get_header_size(), + (int)(image_get_size(hdr) + image_get_header_size() + + sizeof(flash_header_v2_t) - 0x2060)); + } +} + +/** + * print_decomp_msg() - Print a suitable decompression/loading message + * + * @type: OS type (IH_OS_...) + * @comp_type: Compression type being used (IH_COMP_...) + * @is_xip: true if the load address matches the image start + */ +static void print_decomp_msg(int comp_type, int type, bool is_xip) +{ + const char *name = genimg_get_type_name(type); + + if (comp_type == IH_COMP_NONE) + printf(" %s %s\n", is_xip ? "XIP" : "Loading", name); + else + printf(" Uncompressing %s\n", name); +} + +int image_decomp_type(const unsigned char *buf, ulong len) +{ + const struct comp_magic_map *cmagic = image_comp; + + if (len < 2) + return -EINVAL; + + for (; cmagic->comp_id > 0; cmagic++) { + if (!memcmp(buf, cmagic->magic, 2)) + break; + } + + return cmagic->comp_id; +} + +int image_decomp(int comp, ulong load, ulong image_start, int type, + void *load_buf, void *image_buf, ulong image_len, + uint unc_len, ulong *load_end) +{ + int ret = -ENOSYS; + + *load_end = load; + print_decomp_msg(comp, type, load == image_start); + + /* + * Load the image to the right place, decompressing if needed. After + * this, image_len will be set to the number of uncompressed bytes + * loaded, ret will be non-zero on error. + */ + switch (comp) { + case IH_COMP_NONE: + ret = 0; + if (load == image_start) + break; + if (image_len <= unc_len) + memmove_wd(load_buf, image_buf, image_len, CHUNKSZ); + else + ret = -ENOSPC; + break; + case IH_COMP_GZIP: + if (!tools_build() && CONFIG_IS_ENABLED(GZIP)) + ret = gunzip(load_buf, unc_len, image_buf, &image_len); + break; + case IH_COMP_BZIP2: + if (!tools_build() && CONFIG_IS_ENABLED(BZIP2)) { + uint size = unc_len; + + /* + * If we've got less than 4 MB of malloc() space, + * use slower decompression algorithm which requires + * at most 2300 KB of memory. + */ + ret = BZ2_bzBuffToBuffDecompress(load_buf, &size, + image_buf, image_len, CONSERVE_MEMORY, 0); + image_len = size; + } + break; + case IH_COMP_LZMA: + if (!tools_build() && CONFIG_IS_ENABLED(LZMA)) { + SizeT lzma_len = unc_len; + + ret = lzmaBuffToBuffDecompress(load_buf, &lzma_len, + image_buf, image_len); + image_len = lzma_len; + } + break; + case IH_COMP_LZO: + if (!tools_build() && CONFIG_IS_ENABLED(LZO)) { + size_t size = unc_len; + + ret = lzop_decompress(image_buf, image_len, load_buf, &size); + image_len = size; + } + break; + case IH_COMP_LZ4: + if (!tools_build() && CONFIG_IS_ENABLED(LZ4)) { + size_t size = unc_len; + + ret = ulz4fn(image_buf, image_len, load_buf, &size); + image_len = size; + } + break; + case IH_COMP_ZSTD: + if (!tools_build() && CONFIG_IS_ENABLED(ZSTD)) { + struct abuf in, out; + + abuf_init_set(&in, image_buf, image_len); + abuf_init_set(&in, load_buf, unc_len); + ret = zstd_decompress(&in, &out); + if (ret >= 0) { + image_len = ret; + ret = 0; + } + } + break; + } + if (ret == -ENOSYS) { + printf("Unimplemented compression type %d\n", comp); + return ret; + } + if (ret) + return ret; + + *load_end = load + image_len; + + return 0; +} + +const table_entry_t *get_table_entry(const table_entry_t *table, int id) +{ + for (; table->id >= 0; ++table) { + if (table->id == id) + return table; + } + return NULL; +} + +static const char *unknown_msg(enum ih_category category) +{ + static const char unknown_str[] = "Unknown "; + static char msg[30]; + + strcpy(msg, unknown_str); + strncat(msg, table_info[category].desc, + sizeof(msg) - sizeof(unknown_str)); + + return msg; +} + +/** + * genimg_get_cat_name - translate entry id to long name + * @category: category to look up (enum ih_category) + * @id: entry id to be translated + * + * This will scan the translation table trying to find the entry that matches + * the given id. + * + * @return long entry name if translation succeeds; error string on failure + */ +const char *genimg_get_cat_name(enum ih_category category, uint id) +{ + const table_entry_t *entry; + + entry = get_table_entry(table_info[category].table, id); + if (!entry) + return unknown_msg(category); + return manual_reloc(entry->lname); +} + +/** + * genimg_get_cat_short_name - translate entry id to short name + * @category: category to look up (enum ih_category) + * @id: entry id to be translated + * + * This will scan the translation table trying to find the entry that matches + * the given id. + * + * @return short entry name if translation succeeds; error string on failure + */ +const char *genimg_get_cat_short_name(enum ih_category category, uint id) +{ + const table_entry_t *entry; + + entry = get_table_entry(table_info[category].table, id); + if (!entry) + return unknown_msg(category); + return manual_reloc(entry->sname); +} + +int genimg_get_cat_count(enum ih_category category) +{ + return table_info[category].count; +} + +const char *genimg_get_cat_desc(enum ih_category category) +{ + return table_info[category].desc; +} + +/** + * genimg_cat_has_id - check whether category has entry id + * @category: category to look up (enum ih_category) + * @id: entry id to be checked + * + * This will scan the translation table trying to find the entry that matches + * the given id. + * + * @return true if category has entry id; false if not + */ +bool genimg_cat_has_id(enum ih_category category, uint id) +{ + if (get_table_entry(table_info[category].table, id)) + return true; + + return false; +} + +/** + * get_table_entry_name - translate entry id to long name + * @table: pointer to a translation table for entries of a specific type + * @msg: message to be returned when translation fails + * @id: entry id to be translated + * + * get_table_entry_name() will go over translation table trying to find + * entry that matches given id. If matching entry is found, its long + * name is returned to the caller. + * + * returns: + * long entry name if translation succeeds + * msg otherwise + */ +char *get_table_entry_name(const table_entry_t *table, char *msg, int id) +{ + table = get_table_entry(table, id); + if (!table) + return msg; + return manual_reloc(table->lname); +} + +const char *genimg_get_os_name(uint8_t os) +{ + return (get_table_entry_name(uimage_os, "Unknown OS", os)); +} + +const char *genimg_get_arch_name(uint8_t arch) +{ + return (get_table_entry_name(uimage_arch, "Unknown Architecture", + arch)); +} + +const char *genimg_get_type_name(uint8_t type) +{ + return (get_table_entry_name(uimage_type, "Unknown Image", type)); +} + +const char *genimg_get_comp_name(uint8_t comp) +{ + return (get_table_entry_name(uimage_comp, "Unknown Compression", + comp)); +} + +static const char *genimg_get_short_name(const table_entry_t *table, int val) +{ + table = get_table_entry(table, val); + if (!table) + return "unknown"; + return manual_reloc(table->sname); +} + +const char *genimg_get_type_short_name(uint8_t type) +{ + return genimg_get_short_name(uimage_type, type); +} + +const char *genimg_get_comp_short_name(uint8_t comp) +{ + return genimg_get_short_name(uimage_comp, comp); +} + +const char *genimg_get_os_short_name(uint8_t os) +{ + return genimg_get_short_name(uimage_os, os); +} + +const char *genimg_get_arch_short_name(uint8_t arch) +{ + return genimg_get_short_name(uimage_arch, arch); +} + +/** + * get_table_entry_id - translate short entry name to id + * @table: pointer to a translation table for entries of a specific type + * @table_name: to be used in case of error + * @name: entry short name to be translated + * + * get_table_entry_id() will go over translation table trying to find + * entry that matches given short name. If matching entry is found, + * its id returned to the caller. + * + * returns: + * entry id if translation succeeds + * -1 otherwise + */ +int get_table_entry_id(const table_entry_t *table, + const char *table_name, const char *name) +{ + const table_entry_t *t; + + for (t = table; t->id >= 0; ++t) { + if (t->sname && !strcasecmp(manual_reloc(t->sname), name)) + return t->id; + } + debug("Invalid %s Type: %s\n", table_name, name); + + return -1; +} + +int genimg_get_os_id(const char *name) +{ + return (get_table_entry_id(uimage_os, "OS", name)); +} + +int genimg_get_arch_id(const char *name) +{ + return (get_table_entry_id(uimage_arch, "CPU", name)); +} + +int genimg_get_type_id(const char *name) +{ + return (get_table_entry_id(uimage_type, "Image", name)); +} + +int genimg_get_comp_id(const char *name) +{ + return (get_table_entry_id(uimage_comp, "Compression", name)); +} |