Lines Matching refs:kcore
1477 struct kcore { struct
1484 static int kcore__open(struct kcore *kcore, const char *filename) in kcore__open() argument
1488 kcore->fd = open(filename, O_RDONLY); in kcore__open()
1489 if (kcore->fd == -1) in kcore__open()
1492 kcore->elf = elf_begin(kcore->fd, ELF_C_READ, NULL); in kcore__open()
1493 if (!kcore->elf) in kcore__open()
1496 kcore->elfclass = gelf_getclass(kcore->elf); in kcore__open()
1497 if (kcore->elfclass == ELFCLASSNONE) in kcore__open()
1500 ehdr = gelf_getehdr(kcore->elf, &kcore->ehdr); in kcore__open()
1507 elf_end(kcore->elf); in kcore__open()
1509 close(kcore->fd); in kcore__open()
1513 static int kcore__init(struct kcore *kcore, char *filename, int elfclass, in kcore__init() argument
1516 kcore->elfclass = elfclass; in kcore__init()
1519 kcore->fd = mkstemp(filename); in kcore__init()
1521 kcore->fd = open(filename, O_WRONLY | O_CREAT | O_EXCL, 0400); in kcore__init()
1522 if (kcore->fd == -1) in kcore__init()
1525 kcore->elf = elf_begin(kcore->fd, ELF_C_WRITE, NULL); in kcore__init()
1526 if (!kcore->elf) in kcore__init()
1529 if (!gelf_newehdr(kcore->elf, elfclass)) in kcore__init()
1532 memset(&kcore->ehdr, 0, sizeof(GElf_Ehdr)); in kcore__init()
1537 elf_end(kcore->elf); in kcore__init()
1539 close(kcore->fd); in kcore__init()
1544 static void kcore__close(struct kcore *kcore) in kcore__close() argument
1546 elf_end(kcore->elf); in kcore__close()
1547 close(kcore->fd); in kcore__close()
1550 static int kcore__copy_hdr(struct kcore *from, struct kcore *to, size_t count) in kcore__copy_hdr()
1586 static int kcore__add_phdr(struct kcore *kcore, int idx, off_t offset, in kcore__add_phdr() argument
1600 if (!gelf_update_phdr(kcore->elf, idx, &phdr)) in kcore__add_phdr()
1606 static off_t kcore__write(struct kcore *kcore) in kcore__write() argument
1608 return elf_update(kcore->elf, ELF_C_WRITE); in kcore__write()
2051 struct kcore kcore; in kcore_copy() local
2052 struct kcore extract; in kcore_copy()
2072 if (kcore__open(&kcore, kcore_filename)) in kcore_copy()
2075 if (kcore_copy__calc_maps(&kci, from_dir, kcore.elf)) in kcore_copy()
2078 if (kcore__init(&extract, extract_filename, kcore.elfclass, false)) in kcore_copy()
2081 if (kcore__copy_hdr(&kcore, &extract, kci.phnum)) in kcore_copy()
2104 if (copy_bytes(kcore.fd, p->offset, extract.fd, offs, p->len)) in kcore_copy()
2121 kcore__close(&kcore); in kcore_copy()
2137 struct kcore kcore; in kcore_extract__create() local
2138 struct kcore extract; in kcore_extract__create()
2143 if (kcore__open(&kcore, kce->kcore_filename)) in kcore_extract__create()
2147 if (kcore__init(&extract, kce->extract_filename, kcore.elfclass, true)) in kcore_extract__create()
2150 if (kcore__copy_hdr(&kcore, &extract, count)) in kcore_extract__create()
2160 if (copy_bytes(kcore.fd, kce->offs, extract.fd, offset, kce->len)) in kcore_extract__create()
2170 kcore__close(&kcore); in kcore_extract__create()