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()
234 			/* elf ABI allows only one interpreter */  in load_elf_fdpic_binary()
263 			kdebug("Using ELF interpreter %s", interpreter_name);  in load_elf_fdpic_binary()
494  * If the arch defines ELF_BASE_PLATFORM (in asm/elf.h), the value
621 	/* Create the ELF interpreter info */  in create_elf_fdpic_tables()
925 	printk("ELF FDPIC %s with invalid DYNAMIC section (inode=%llu)\n",  in elf_fdpic_map_file()
985 		/* map the ELF header address if in this segment */  in elf_fdpic_map_file_constdisp_on_uclinux()
1115 		/* map the ELF header address if in this segment */  in elf_fdpic_map_file_by_direct_mmap()
1193  * ELF-FDPIC core dumper
1217 /* An ELF note in memory */
1251 static inline void fill_elf_fdpic_header(struct elfhdr *elf, int segs)  in fill_elf_fdpic_header()  argument
1253 	memcpy(elf->e_ident, ELFMAG, SELFMAG);  in fill_elf_fdpic_header()
1254 	elf->e_ident[EI_CLASS] = ELF_CLASS;  in fill_elf_fdpic_header()
1255 	elf->e_ident[EI_DATA] = ELF_DATA;  in fill_elf_fdpic_header()
1256 	elf->e_ident[EI_VERSION] = EV_CURRENT;  in fill_elf_fdpic_header()
1257 	elf->e_ident[EI_OSABI] = ELF_OSABI;  in fill_elf_fdpic_header()
1258 	memset(elf->e_ident+EI_PAD, 0, EI_NIDENT-EI_PAD);  in fill_elf_fdpic_header()
1260 	elf->e_type = ET_CORE;  in fill_elf_fdpic_header()
1261 	elf->e_machine = ELF_ARCH;  in fill_elf_fdpic_header()
1262 	elf->e_version = EV_CURRENT;  in fill_elf_fdpic_header()
1263 	elf->e_entry = 0;  in fill_elf_fdpic_header()
1264 	elf->e_phoff = sizeof(struct elfhdr);  in fill_elf_fdpic_header()
1265 	elf->e_shoff = 0;  in fill_elf_fdpic_header()
1266 	elf->e_flags = ELF_FDPIC_CORE_EFLAGS;  in fill_elf_fdpic_header()
1267 	elf->e_ehsize = sizeof(struct elfhdr);  in fill_elf_fdpic_header()
1268 	elf->e_phentsize = sizeof(struct elf_phdr);  in fill_elf_fdpic_header()
1269 	elf->e_phnum = segs;  in fill_elf_fdpic_header()
1270 	elf->e_shentsize = 0;  in fill_elf_fdpic_header()
1271 	elf->e_shnum = 0;  in fill_elf_fdpic_header()
1272 	elf->e_shstrndx = 0;  in fill_elf_fdpic_header()
1395  * In order to add the specific thread information for the elf file format,
1439 static void fill_extnum_info(struct elfhdr *elf, struct elf_shdr *shdr4extnum,  in fill_extnum_info()  argument
1442 	elf->e_shoff = e_shoff;  in fill_extnum_info()
1443 	elf->e_shentsize = sizeof(*shdr4extnum);  in fill_extnum_info()
1444 	elf->e_shnum = 1;  in fill_extnum_info()
1445 	elf->e_shstrndx = SHN_UNDEF;  in fill_extnum_info()
1450 	shdr4extnum->sh_size = elf->e_shnum;  in fill_extnum_info()
1451 	shdr4extnum->sh_link = elf->e_shstrndx;  in fill_extnum_info()
1485 	struct elfhdr *elf = NULL;  in elf_fdpic_core_dump()  local
1500 	elf = kmalloc_obj(*elf);  in elf_fdpic_core_dump()
1501 	if (!elf)  in elf_fdpic_core_dump()
1533 	 * include/linux/elf.h for further information. */  in elf_fdpic_core_dump()
1537 	fill_elf_fdpic_header(elf, e_phnum);  in elf_fdpic_core_dump()
1557 	offset = sizeof(*elf);				/* ELF header */  in elf_fdpic_core_dump()
1579 		fill_extnum_info(elf, shdr4extnum, e_shoff, segs);  in elf_fdpic_core_dump()
1584 	if (!dump_emit(cprm, elf, sizeof(*elf)))  in elf_fdpic_core_dump()
1666 	kfree(elf);  in elf_fdpic_core_dump()