| /linux/tools/objtool/ |
| H A D | elf.c | 3 * elf.c - ELF access library
26 #include <objtool/elf.h>
34 #define __elf_table(name) (elf->name##_hash)
35 #define __elf_bits(name) (elf->name##_bits)
134 struct section *find_section_by_name(const struct elf *elf, const char *name) in find_section_by_name() argument
146 static struct section *find_section_by_index(struct elf *elf, in find_section_by_index() argument
159 static struct symbol *find_symbol_by_index(struct elf *elf, unsigned int idx) in find_symbol_by_index() argument
278 struct symbol *find_symbol_by_name(const struct elf *elf, const char *name) in find_symbol_by_name() argument
291 static struct symbol *find_local_symbol_by_file_and_name(const struct elf *elf, in find_local_symbol_by_file_and_name() argument
307 struct symbol *find_global_symbol_by_name(const struct elf *elf, const char *name) in find_global_symbol_by_name() argument
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| H A D | klp-diff.c | 26 struct elf *orig, *patched, *out;
167 static int read_sym_checksums(struct elf *elf) in read_sym_checksums() argument
171 sec = find_section_by_name(elf, ".discard.sym_checksum"); in read_sym_checksums()
174 elf->name); in read_sym_checksums()
195 reloc = find_reloc_by_dest(elf, sec, i * sizeof(*sym_checksum)); in read_sym_checksums()
215 static struct symbol *first_file_symbol(struct elf *elf) in first_file_symbol() argument
219 for_each_sym(elf, sym) { in first_file_symbol()
227 static struct symbol *next_file_symbol(struct elf *elf, struct symbol *sym) in next_file_symbol() argument
229 for_each_sym_continue(elf, sym) { in next_file_symbol()
473 static unsigned long find_sympos(struct elf *elf, struct symbol *sym) in find_sympos() argument
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| /linux/tools/objtool/include/objtool/ |
| H A D | elf.h | 19 #include <arch/elf.h>
24 #define bswap_if_needed(elf, val) __bswap_if_needed(&elf->ehdr, val)
106 struct elf { argument
107 Elf *elf;
133 struct elf *elf_open_read(const char *name, int flags);
134 struct elf *elf_create_file(GElf_Ehdr *ehdr, const char *name);
136 struct section *elf_create_section(struct elf *elf, cons
86 struct elf { global() struct
87 elfelf global() argument
102 symbol_hashelf global() argument
103 symbol_name_hashelf global() argument
104 section_hashelf global() argument
105 section_name_hashelf global() argument
112 symbol_dataelf global() argument
156 has_multiple_files(struct elf * elf) has_multiple_files() argument
161 elf_addr_size(struct elf * elf) elf_addr_size() argument
166 elf_rela_size(struct elf * elf) elf_rela_size() argument
171 elf_data_rela_type(struct elf * elf) elf_data_rela_type() argument
176 elf_text_rela_type(struct elf * elf) elf_text_rela_type() argument
191 mark_sec_changed(struct elf * elf,struct section * sec,bool changed) mark_sec_changed() argument
246 set_reloc_offset(struct elf * elf,struct reloc * reloc,u64 offset) set_reloc_offset() argument
257 set_reloc_addend(struct elf * elf,struct reloc * reloc,s64 addend) set_reloc_addend() argument
282 set_reloc_sym(struct elf * elf,struct reloc * reloc,unsigned int sym) set_reloc_sym() argument
292 set_reloc_type(struct elf * elf,struct reloc * reloc,unsigned int type) set_reloc_type() argument
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| H A D | endianness.h | 12 * to be written to a target native endianness ELF file.
15 need_bswap(struct elf * elf) need_bswap() argument
21 bswap_if_needed(elf,val) global() argument
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| /linux/scripts/mod/ |
| H A D | symsearch.c | 4 * Helper functions for finding the symbol in an ELF which is "nearest"
50 static unsigned int symbol_count(struct elf_info *elf) in symbol_count() argument
54 for (Elf_Sym *sym = elf->symtab_start; sym < elf->symtab_stop; sym++) { in symbol_count()
55 if (is_valid_name(elf, sym)) in symbol_count()
63 * Be slightly paranoid here. The ELF file is mmap'd and could
68 static void symsearch_populate(struct elf_info *elf, in symsearch_populate() argument
72 bool is_arm = (elf->hdr->e_machine == EM_ARM); in symsearch_populate()
74 for (Elf_Sym *sym = elf->symtab_start; sym < elf->symtab_stop; sym++) { in symsearch_populate()
75 if (is_valid_name(elf, sym)) { in symsearch_populate()
78 table->symbol_index = sym - elf->symtab_start; in symsearch_populate()
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| H A D | modpost.c | 15 #include <elf.h>
429 /* Is this a valid ELF file? */ in parse_elf()
434 /* Not an ELF file - silently ignore it */ in parse_elf()
449 /* Fix endianness in ELF header */ in parse_elf()
711 static const char *sym_name(struct elf_info *elf, Elf_Sym *sym) in sym_name() argument
713 return sym ? elf->strtab + sym->st_name : ""; in sym_name()
771 static void check_section(const char *modname, struct elf_info *elf, in check_section() argument
774 const char *sec = sech_name(elf, sechdr); in check_section()
986 static Elf_Sym *find_fromsym(struct elf_info *elf, Elf_Addr addr, in find_fromsym() argument
989 return symsearch_find_nearest(elf, addr, secndx, false, ~0); in find_fromsym()
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| /linux/tools/perf/util/ |
| H A D | symbol-elf.c | 54 static int elf_getphdrnum(Elf *elf, size_t *dst) in elf_getphdrnum() argument
59 ehdr = gelf_getehdr(elf, &gehdr); in elf_getphdrnum()
70 static int elf_getshdrstrndx(Elf *elf __maybe_unused, size_t *dst __maybe_unused) in elf_getshdrstrndx()
167 static size_t elf_addr_to_index(Elf *elf, GElf_Addr addr) in elf_addr_to_index() argument
173 while ((sec = elf_nextscn(elf, sec)) != NULL) { in elf_addr_to_index()
186 Elf_Scn *elf_section_by_name(Elf *elf, GElf_Ehdr *ep, in elf_section_by_name() argument
192 /* ELF is corrupted/truncated, avoid calling elf_strptr. */ in elf_section_by_name()
193 if (!elf_rawdata(elf_getscn(elf, ep->e_shstrndx), NULL)) in elf_section_by_name()
196 while ((sec = elf_nextscn(elf, sec)) != NULL) { in elf_section_by_name()
200 str = elf_strptr(elf, ep->e_shstrndx, shp->sh_name); in elf_section_by_name()
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| H A D | unwind-libunwind-local.c | 19 #include <elf.h>
174 Elf *elf; in elf_section_address_and_offset() local
179 elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL); in elf_section_address_and_offset()
180 if (elf == NULL) in elf_section_address_and_offset()
183 if (gelf_getehdr(elf, &ehdr) == NULL) in elf_section_address_and_offset()
186 if (!elf_section_by_name(elf, &ehdr, &shdr, name, NULL)) in elf_section_address_and_offset()
193 elf_end(elf); in elf_section_address_and_offset()
211 Elf *elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL); in elf_base_address() local
216 if (elf == NULL) in elf_base_address()
218 (void)elf_getphdrnum(elf, &phdrnum); in elf_base_address()
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| /linux/arch/arm64/kvm/hyp/nvhe/ |
| H A D | gen-hyprel.c | 14 * The input of this program is the relocatable ELF object containing
27 #include <elf.h>
132 /* Global state of the processed ELF. */
140 } elf; variable
167 elf.path, ## __VA_ARGS__); \
175 elf.path, strerror(errno)); \
199 * the beginning of the ELF file.
201 #define elf_ptr(type, off) ((type *)(elf.begin + (off)))
203 /* Iterate over all sections in the ELF. */
205 for (var = elf.sh_table; var < elf.sh_table + elf16toh(elf.ehdr->e_shnum); ++var)
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| /linux/tools/testing/selftests/vDSO/ |
| H A D | parse_vdso.c | 10 * The vDSO is a regular ELF DSO that the kernel maps into user space when
23 #include <linux/elf.h>
36 #define ELF_BITS_XFORM2(bits, x) Elf##bits##_##x
38 #define ELF(x) ELF_BITS_XFORM(ELF_BITS, x) macro
41 #define ELF_HASH_ENTRY ELF(Xword)
43 #define ELF_HASH_ENTRY ELF(Word)
55 ELF(Sym) *symtab;
57 ELF(Word) *gnu_hash, *gnu_bucket;
62 ELF(Versym) *versym;
63 ELF(Verdef) *verdef;
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| /linux/tools/testing/selftests/kvm/lib/ |
| H A D | elf.c | 3 * tools/testing/selftests/kvm/lib/elf.c
11 #include <linux/elf.h>
19 /* Open the ELF file. */ in elfhdr_get()
22 TEST_ASSERT(fd >= 0, "Failed to open ELF file,\n" in elfhdr_get()
26 /* Read in and validate ELF Identification Record. in elfhdr_get()
27 * The ELF Identification record is the first 16 (EI_NIDENT) bytes in elfhdr_get()
28 * of the ELF header, which is at the beginning of the ELF file. in elfhdr_get()
31 * the real size of the ELF header. in elfhdr_get()
37 "ELF MAGIC Mismatch,\n" in elfhdr_get()
56 "cases where the host and ELF file endianness\n" in elfhdr_get()
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| /linux/fs/ |
| H A D | Kconfig.binfmt | 6 bool "Kernel support for ELF binaries"
11 ELF (Executable and Linkable Format) is a format for libraries and
13 systems. Saying Y here will enable your kernel to run ELF binaries
14 and enlarge it by about 13 KB. ELF support under Linux has now all
19 executables are distributed solely in ELF format. You definitely
22 Information about ELF is contained in the ELF HOWTO available from
26 here, you still can't run any ELF binaries (they just crash), then
27 you'll have to install the newest ELF runtime libraries, including
32 bool "Build KUnit tests for ELF binary support" if !KUNIT_ALL_TESTS
36 This builds the ELF loader KUnit tests, which try to gather
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| H A D | binfmt_elf.c | 5 * These are the functions used to load ELF format executables as used
36 #include <linux/elf.h>
37 #include <linux/elf-randomize.h>
157 * If the arch defines ELF_BASE_PLATFORM (in asm/elf.h), the value
231 /* Create the ELF interpreter info */ in create_elf_tables()
386 * total_size is the size of the ELF (interpreter) image. in elf_map()
389 * position with the ELF binary image. (since size < total_size) in elf_map()
391 * the end. (which unmap is needed for ELF images with holes.) in elf_map()
403 pr_info("%d (%s): Uhuuh, elf segment at %px requested but the memory is mapped already\n", in elf_map()
512 * load_elf_phdrs() - load ELF program headers
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| H A D | binfmt_elf_fdpic.c | 2 /* binfmt_elf_fdpic.c: FDPIC ELF binary format
33 #include <linux/elf.h>
34 #include <linux/elf-fdpic.h>
214 /* binfmt_elf handles non-fdpic elf except on nommu */ in load_elf_fdpic_binary()
217 /* nommu can only load ET_DYN (PIE) ELF */ in load_elf_fdpic_binary()
259 kdebug("Using ELF interpreter %s", interpreter_name); in load_elf_fdpic_binary()
486 * If the arch defines ELF_BASE_PLATFORM (in asm/elf.h), the value
608 /* Create the ELF interpreter info */ in create_elf_fdpic_tables()
914 printk("ELF FDPIC %s with invalid DYNAMIC section (inode=%lu)\n", in elf_fdpic_map_file()
974 /* map the ELF header address if in this segment */ in elf_fdpic_map_file_constdisp_on_uclinux()
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| /linux/fs/proc/ |
| H A D | vmcore.c | 16 #include <linux/elf.h>
40 /* Stores the pointer to the buffer containing kernel elf core headers. */
209 * Architectures may override this function to allocate ELF header in 2nd kernel
223 * Architectures may override this function to read from ELF header
330 /* Read from the ELF header and then the crash dump. On error, negative value is
345 /* Read ELF core header */ in __read_vmcore()
358 /* Read ELF note segment */ in __read_vmcore()
362 /* We add device dumps before other elf notes because the in __read_vmcore()
363 * other elf notes may not fill the elf notes buffer in __read_vmcore()
365 * between the elf notes and the device dumps. Tools will in __read_vmcore()
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| /linux/arch/powerpc/platforms/powernv/ |
| H A D | opal-core.c | 3 * Interface for exporting the OPAL ELF core.
14 #include <linux/elf.h>
49 /* Pointer to the first PT_LOAD in the ELF core file */
55 /* Buffer for all the ELF core headers and the PT_NOTE */
158 * Read from the ELF header and then the crash dump.
180 /* Read ELF core header and/or PT_NOTE segment */ in read_opalcore()
215 * Read CPU state dump data and convert it into ELF notes.
308 Elf64_Ehdr *elf; in create_opalcore() local
357 elf = (Elf64_Ehdr *)bufp; in create_opalcore()
359 memcpy(elf->e_ident, ELFMAG, SELFMAG); in create_opalcore()
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| /linux/tools/bpf/resolve_btfids/ |
| H A D | main.c | 4 * resolve_btfids scans ELF object for .BTF_ids section and resolves
133 Elf *elf;
367 Elf *elf; in elf_collect()
379 elf = elf_begin(fd, ELF_C_READ_MMAP_PRIVATE, NULL); in elf_collect()
380 if (!elf) { in elf_collect()
382 pr_err("FAILED cannot create ELF descriptor: %s\n", in elf_collect()
388 obj->efile.elf = elf; in elf_collect()
121 Elf *elf; global() member
306 compressed_section_fix(Elf * elf,Elf_Scn * scn,GElf_Shdr * sh) compressed_section_fix() argument
335 Elf *elf; elf_collect() local
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| /linux/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ |
| H A D | gh100.c | 7 #include <linux/elf.h>
169 /* The sh_flags value for the binary blobs in the ELF image */
175 /* The FMC ELF header must be exactly this */
191 * elf_validate_sections - validate each section in the FMC ELF image
192 * @elf: ELF image
193 * @length: size of the entire ELF image
196 elf_validate_sections(const void *elf, size_t length) in elf_validate_sections() argument
198 const struct elf32_hdr *ehdr = elf; in elf_validate_sections()
199 const struct elf32_shdr *shdr = elf + ehdr->e_shoff; in elf_validate_sections()
229 u32 crc32 = crc32_le(~0, elf + shdr[i].sh_offset, shdr[i].sh_size) ^ ~0; in elf_validate_sections()
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| /linux/arch/alpha/boot/tools/ |
| H A D | objstrip.c | 5 * Strip the object file headers/trailers from an executable (ELF or ECOFF).
10 * Converts an ECOFF or ELF object file into a bootable file. The
30 # include <linux/elf.h>
61 struct elfhdr *elf; in main() local
149 elf = (struct elfhdr *) buf; in main()
151 if (memcmp(&elf->e_ident[EI_MAG0], ELFMAG, SELFMAG) == 0) { in main()
152 if (elf->e_type != ET_EXEC) { in main()
153 fprintf(stderr, "%s: %s is not an ELF executable\n", in main()
157 if (!elf_check_arch(elf)) { in main()
159 prog_name, elf->e_machine); in main()
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| /linux/arch/mips/tools/ |
| H A D | elf-entry.c | 3 #include <elf.h>
43 die("Usage: elf-entry <elf-file>\n"); in main()
60 die("Input is not an ELF\n"); in main()
74 die("Invalid ELF encoding\n"); in main()
91 die("Invalid ELF encoding\n"); in main()
97 die("Invalid ELF class\n"); in main()
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| /linux/tools/lib/bpf/ |
| H A D | linker.c | 20 #include <elf.h>
33 /* positional (not necessarily ELF) index in an array of sections */
35 /* positional (not necessarily ELF) index of a matching section in a final object file */
39 /* whether section is omitted from the final ELF file */
41 /* whether section is an ephemeral section, not mapped to an ELF section */
44 /* ELF info */
57 Elf *elf; member
70 /* mapping of symbol indices from src to dst ELF */
84 /* ELF symbol index */
108 /* positional (not necessarily ELF) index in an array of sections */
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| /linux/kernel/module/ |
| H A D | livepatch.c | 14 * Persist ELF information about a module. Copy the ELF header,
28 /* ELF header */ in copy_module_elf()
32 /* ELF section header table */ in copy_module_elf()
40 /* ELF section name string table */ in copy_module_elf()
48 /* ELF symbol section index */ in copy_module_elf()
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| /linux/drivers/remoteproc/ |
| H A D | remoteproc_elf_helpers.h | 3 * Remote processor elf helpers defines
11 #include <linux/elf.h>
15 * fw_elf_get_class - Get elf class
16 * @fw: the ELF firmware image
19 * struct is the same for both elf class
21 * Return: elf class of the firmware
39 /* Generate getter and setter for a specific elf struct/field */
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| /linux/scripts/gendwarfksyms/ |
| H A D | symbols.c | 203 Elf *elf; in elf_for_each_global()
208 elf = elf_begin(fd, ELF_C_READ_MMAP, NULL); in elf_for_each_global()
209 if (!elf) in elf_for_each_global()
212 scn = elf_nextscn(elf, NULL); in elf_for_each_global()
226 scn = elf_nextscn(elf, scn); in elf_for_each_global()
229 sym_size = gelf_fsize(elf, ELF_T_SYM, 1, EV_CURRENT); in elf_for_each_global()
230 scn = elf_nextscn(elf, NULL); in elf_for_each_global()
269 name = elf_strptr(elf, shdr->sh_link, in elf_for_each_global()
281 scn = elf_nextscn(elf, sc in elf_for_each_global()
202 Elf *elf; elf_for_each_global() local
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| /linux/include/uapi/linux/ |
| H A D | elf-fdpic.h | 2 /* elf-fdpic.h: FDPIC ELF load map
16 #include <linux/elf.h>
20 /* segment mappings for ELF FDPIC libraries/executables/interpreters */
35 /* segment mappings for ELF FDPIC libraries/executables/interpreters */
|