46 elf_getshdrstrndx (Elf *elf, size_t *dst)  in elf_getshdrstrndx()  argument
50   if (elf == NULL)  in elf_getshdrstrndx()
53   if (unlikely (elf->kind != ELF_K_ELF))  in elf_getshdrstrndx()
59   rwlock_rdlock (elf->lock);  in elf_getshdrstrndx()
61   /* We rely here on the fact that the `elf' element is a common prefix  in elf_getshdrstrndx()
63   assert (offsetof (struct Elf, state.elf.ehdr)  in elf_getshdrstrndx()
64 	  == offsetof (struct Elf, state.elf32.ehdr));  in elf_getshdrstrndx()
65   assert (sizeof (elf->state.elf.ehdr)  in elf_getshdrstrndx()
66 	  == sizeof (elf->state.elf32.ehdr));  in elf_getshdrstrndx()
67   assert (offsetof (struct Elf, state.elf.ehdr)  in elf_getshdrstrndx()
68 	  == offsetof (struct Elf, state.elf64.ehdr));  in elf_getshdrstrndx()
69   assert (sizeof (elf->state.elf.ehdr)  in elf_getshdrstrndx()
70 	  == sizeof (elf->state.elf64.ehdr));  in elf_getshdrstrndx()
72   if (unlikely (elf->state.elf.ehdr == NULL))  in elf_getshdrstrndx()
81       num = (elf->class == ELFCLASS32  in elf_getshdrstrndx()
82 	     ? elf->state.elf32.ehdr->e_shstrndx  in elf_getshdrstrndx()
83 	     : elf->state.elf64.ehdr->e_shstrndx);  in elf_getshdrstrndx()
85       /* Determine whether the index is too big to fit in the ELF  in elf_getshdrstrndx()
90 	  if (elf->class == ELFCLASS32)  in elf_getshdrstrndx()
93 	      if (unlikely (elf->state.elf32.scns.cnt == 0))  in elf_getshdrstrndx()
101 	      if (elf->state.elf32.scns.data[0].shdr.e32 != NULL)  in elf_getshdrstrndx()
103 		  num = elf->state.elf32.scns.data[0].shdr.e32->sh_link;  in elf_getshdrstrndx()
107 	      offset = elf->state.elf32.ehdr->e_shoff;  in elf_getshdrstrndx()
109 	      if (elf->map_address != NULL  in elf_getshdrstrndx()
110 		  && elf->state.elf32.ehdr->e_ident[EI_DATA] == MY_ELFDATA  in elf_getshdrstrndx()
112 		      || (((size_t) ((char *) elf->map_address  in elf_getshdrstrndx()
113 			   + elf->start_offset + offset))  in elf_getshdrstrndx()
116 		  /* First see whether the information in the ELF header is  in elf_getshdrstrndx()
118 		  if (unlikely (elf->maximum_size - offset  in elf_getshdrstrndx()
128 		  num = ((Elf32_Shdr *) (elf->map_address + elf->start_offset  in elf_getshdrstrndx()
137 		  if (unlikely (pread_retry (elf->fildes, &shdr_mem,  in elf_getshdrstrndx()
141 		      /* We must be able to read this ELF section header.  */  in elf_getshdrstrndx()
147 		  if (elf->state.elf32.ehdr->e_ident[EI_DATA] != MY_ELFDATA)  in elf_getshdrstrndx()
154 	      if (unlikely (elf->state.elf64.scns.cnt == 0))  in elf_getshdrstrndx()
162 	      if (elf->state.elf64.scns.data[0].shdr.e64 != NULL)  in elf_getshdrstrndx()
164 		  num = elf->state.elf64.scns.data[0].shdr.e64->sh_link;  in elf_getshdrstrndx()
168 	      size_t offset = elf->state.elf64.ehdr->e_shoff;  in elf_getshdrstrndx()
170 	      if (elf->map_address != NULL  in elf_getshdrstrndx()
171 		  && elf->state.elf64.ehdr->e_ident[EI_DATA] == MY_ELFDATA  in elf_getshdrstrndx()
173 		      || (((size_t) ((char *) elf->map_address  in elf_getshdrstrndx()
174 			   + elf->start_offset + offset))  in elf_getshdrstrndx()
177 		  /* First see whether the information in the ELF header is  in elf_getshdrstrndx()
179 		  if (unlikely (elf->maximum_size - offset  in elf_getshdrstrndx()
189 		  num = ((Elf64_Shdr *) (elf->map_address + elf->start_offset  in elf_getshdrstrndx()
198 		  if (unlikely (pread_retry (elf->fildes, &shdr_mem,  in elf_getshdrstrndx()
202 		      /* We must be able to read this ELF section header.  */  in elf_getshdrstrndx()
208 		  if (elf->state.elf64.ehdr->e_ident[EI_DATA] != MY_ELFDATA)  in elf_getshdrstrndx()
221   rwlock_unlock (elf->lock);  in elf_getshdrstrndx()