u-boot/boot/image.c

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// 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 <display_options.h>
#include <init.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>
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", },
{ 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" },
{ IH_TYPE_SUNXI_TOC0, "sunxi_toc0", "Allwinner TOC0 Boot Image" },
{ IH_TYPE_FDT_LEGACY, "fdt_legacy", "legacy Image with Flat Device Tree ", },
{ IH_TYPE_RENESAS_SPKG, "spkgimage", "Renesas SPKG Image" },
{ IH_TYPE_STARFIVE_SPL, "sfspl", "StarFive SPL 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, "", "", },
};
static const table_entry_t uimage_phase[] = {
{ IH_PHASE_NONE, "none", "any", },
{ IH_PHASE_U_BOOT, "u-boot", "U-Boot phase", },
{ IH_PHASE_SPL, "spl", "SPL Phase", },
{ -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 },
{ "phase", IH_PHASE_COUNT, uimage_phase },
};
/*****************************************************************************/
/* Legacy format routines */
/*****************************************************************************/
int image_check_hcrc(const struct legacy_img_hdr *hdr)
{
ulong hcrc;
ulong len = image_get_header_size();
struct legacy_img_hdr 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 struct legacy_img_hdr *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 struct legacy_img_hdr *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 struct legacy_img_hdr *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 struct legacy_img_hdr *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 struct legacy_img_hdr *hdr = (const struct legacy_img_hdr *)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(&out, 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 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 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 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));
}
const char *genimg_get_phase_name(enum image_phase_t phase)
{
return get_table_entry_name(uimage_phase, "Unknown Phase", phase);
}
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 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(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));
}
int genimg_get_phase_id(const char *name)
{
return get_table_entry_id(uimage_phase, "Phase", name);
}