Lines Matching refs:kcore
1889 struct kcore { struct
1896 static int kcore__open(struct kcore *kcore, const char *filename) in kcore__open() argument
1900 kcore->fd = open(filename, O_RDONLY); in kcore__open()
1901 if (kcore->fd == -1) in kcore__open()
1904 kcore->elf = elf_begin(kcore->fd, ELF_C_READ, NULL); in kcore__open()
1905 if (!kcore->elf) in kcore__open()
1908 kcore->elfclass = gelf_getclass(kcore->elf); in kcore__open()
1909 if (kcore->elfclass == ELFCLASSNONE) in kcore__open()
1912 ehdr = gelf_getehdr(kcore->elf, &kcore->ehdr); in kcore__open()
1919 elf_end(kcore->elf); in kcore__open()
1921 close(kcore->fd); in kcore__open()
1925 static int kcore__init(struct kcore *kcore, char *filename, int elfclass, in kcore__init() argument
1928 kcore->elfclass = elfclass; in kcore__init()
1931 kcore->fd = mkstemp(filename); in kcore__init()
1933 kcore->fd = open(filename, O_WRONLY | O_CREAT | O_EXCL, 0400); in kcore__init()
1934 if (kcore->fd == -1) in kcore__init()
1937 kcore->elf = elf_begin(kcore->fd, ELF_C_WRITE, NULL); in kcore__init()
1938 if (!kcore->elf) in kcore__init()
1941 if (!gelf_newehdr(kcore->elf, elfclass)) in kcore__init()
1944 memset(&kcore->ehdr, 0, sizeof(GElf_Ehdr)); in kcore__init()
1949 elf_end(kcore->elf); in kcore__init()
1951 close(kcore->fd); in kcore__init()
1956 static void kcore__close(struct kcore *kcore) in kcore__close() argument
1958 elf_end(kcore->elf); in kcore__close()
1959 close(kcore->fd); in kcore__close()
1962 static int kcore__copy_hdr(struct kcore *from, struct kcore *to, size_t count) in kcore__copy_hdr()
1998 static int kcore__add_phdr(struct kcore *kcore, int idx, off_t offset, in kcore__add_phdr() argument
2012 if (!gelf_update_phdr(kcore->elf, idx, &phdr)) in kcore__add_phdr()
2018 static off_t kcore__write(struct kcore *kcore) in kcore__write() argument
2020 return elf_update(kcore->elf, ELF_C_WRITE); in kcore__write()
2463 struct kcore kcore; in kcore_copy() local
2464 struct kcore extract; in kcore_copy()
2484 if (kcore__open(&kcore, kcore_filename)) in kcore_copy()
2487 if (kcore_copy__calc_maps(&kci, from_dir, kcore.elf)) in kcore_copy()
2490 if (kcore__init(&extract, extract_filename, kcore.elfclass, false)) in kcore_copy()
2493 if (kcore__copy_hdr(&kcore, &extract, kci.phnum)) in kcore_copy()
2516 if (copy_bytes(kcore.fd, p->offset, extract.fd, offs, p->len)) in kcore_copy()
2530 kcore__close(&kcore); in kcore_copy()
2546 struct kcore kcore; in kcore_extract__create() local
2547 struct kcore extract; in kcore_extract__create()
2552 if (kcore__open(&kcore, kce->kcore_filename)) in kcore_extract__create()
2556 if (kcore__init(&extract, kce->extract_filename, kcore.elfclass, true)) in kcore_extract__create()
2559 if (kcore__copy_hdr(&kcore, &extract, count)) in kcore_extract__create()
2569 if (copy_bytes(kcore.fd, kce->offs, extract.fd, offset, kce->len)) in kcore_extract__create()
2579 kcore__close(&kcore); in kcore_extract__create()