#include "bfd.h"
#include "libiberty.h"
#include "filenames.h"
-#include "safe-ctype.h"
#include "getopt.h"
-#include "md5.h"
-#include "sha1.h"
#include <fcntl.h>
#include "bfdlink.h"
#include "ldlang.h"
#include "ldfile.h"
#include "ldemul.h"
+#include "ldbuildid.h"
#include <ldgram.h>
#include "elf/common.h"
#include "elf-bfd.h"
{
const char *style = emit_note_gnu_build_id;
bfd_size_type size;
+ bfd_size_type build_id_size;
size = offsetof (Elf_External_Note, name[sizeof "GNU"]);
size = (size + 3) & -(bfd_size_type) 4;
- if (!strcmp (style, "md5") || !strcmp (style, "uuid"))
- size += 128 / 8;
- else if (!strcmp (style, "sha1"))
- size += 160 / 8;
- else if (!strncmp (style, "0x", 2))
- {
- /* ID is in string form (hex). Convert to bits. */
- const char *id = style + 2;
- do
- {
- if (ISXDIGIT (id[0]) && ISXDIGIT (id[1]))
- {
- ++size;
- id += 2;
- }
- else if (*id == '-' || *id == ':')
- ++id;
- else
- {
- size = 0;
- break;
- }
- } while (*id != '\0');
- }
+ build_id_size = compute_build_id_size (style);
+ if (build_id_size)
+ size += build_id_size;
else
size = 0;
return size;
}
-static unsigned char
-read_hex (const char xdigit)
-{
- if (ISDIGIT (xdigit))
- return xdigit - '0';
- if (ISUPPER (xdigit))
- return xdigit - 'A' + 0xa;
- if (ISLOWER (xdigit))
- return xdigit - 'a' + 0xa;
- abort ();
- return 0;
-}
-
static bfd_boolean
write_build_id (bfd *abfd)
{
bfd_size_type size;
file_ptr position;
Elf_External_Note *e_note;
- typedef void (*sum_fn) (const void *, size_t, void *);
style = t->o->build_id.style;
asec = t->o->build_id.sec;
bfd_h_put_32 (abfd, NT_GNU_BUILD_ID, &e_note->type);
memcpy (e_note->name, "GNU", sizeof "GNU");
- if (strcmp (style, "md5") == 0)
- {
- struct md5_ctx ctx;
-
- md5_init_ctx (&ctx);
- if (!bed->s->checksum_contents (abfd, (sum_fn) &md5_process_bytes, &ctx))
- return FALSE;
- md5_finish_ctx (&ctx, id_bits);
- }
- else if (strcmp (style, "sha1") == 0)
- {
- struct sha1_ctx ctx;
-
- sha1_init_ctx (&ctx);
- if (!bed->s->checksum_contents (abfd, (sum_fn) &sha1_process_bytes, &ctx))
- return FALSE;
- sha1_finish_ctx (&ctx, id_bits);
- }
- else if (strcmp (style, "uuid") == 0)
- {
- int n;
- int fd = open ("/dev/urandom", O_RDONLY);
- if (fd < 0)
- return FALSE;
- n = read (fd, id_bits, size);
- close (fd);
- if (n < (int) size)
- return FALSE;
- }
- else if (strncmp (style, "0x", 2) == 0)
- {
- /* ID is in string form (hex). Convert to bits. */
- const char *id = style + 2;
- size_t n = 0;
- do
- {
- if (ISXDIGIT (id[0]) && ISXDIGIT (id[1]))
- {
- id_bits[n] = read_hex (*id++) << 4;
- id_bits[n++] |= read_hex (*id++);
- }
- else if (*id == '-' || *id == ':')
- ++id;
- else
- abort (); /* Should have been validated earlier. */
- } while (*id != '\0');
- }
- else
- abort (); /* Should have been validated earlier. */
+ generate_build_id (abfd, style, bed->s->checksum_contents, id_bits, size);
position = i_shdr->sh_offset + asec->output_offset;
size = asec->size;