3 files changed, 48 insertions, 0 deletions

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 2fd6ae0..4eac2d4 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,5 +1,13 @@
 2012-01-04  Tristan Gingold  <gingold@adacore.com>
 
+	* mach-o.h (bfd_mach_o_fvmlib_command): New structure.
+	(bfd_mach_o_load_command): Add fvmlib field.
+
+	* mach-o.c (bfd_mach_o_read_fvmlib): New function.
+	(bfd_mach_o_read_command): Handle fvmlib.
+
+2012-01-04  Tristan Gingold  <gingold@adacore.com>
+
 	* mach-o.c (bfd_mach_o_convert_architecture): Reindent.
 	Decode msubtype for ARM.
 
diff --git a/bfd/mach-o.c b/bfd/mach-o.c
index a72cba0..d2fd7e1 100644
--- a/bfd/mach-o.c
+++ b/bfd/mach-o.c
@@ -3045,6 +3045,32 @@ bfd_mach_o_read_prebound_dylib (bfd *abfd ATTRIBUTE_UNUSED,
 }
 
 static int
+bfd_mach_o_read_fvmlib (bfd *abfd, bfd_mach_o_load_command *command)
+{
+  bfd_mach_o_fvmlib_command *fvm = &command->command.fvmlib;
+  struct mach_o_fvmlib_command_external raw;
+  unsigned int nameoff;
+
+  if (bfd_seek (abfd, command->offset + BFD_MACH_O_LC_SIZE, SEEK_SET) != 0
+      || bfd_bread (&raw, sizeof (raw), abfd) != sizeof (raw))
+    return -1;
+
+  nameoff = bfd_h_get_32 (abfd, raw.name);
+  fvm->minor_version = bfd_h_get_32 (abfd, raw.minor_version);
+  fvm->header_addr = bfd_h_get_32 (abfd, raw.header_addr);
+
+  fvm->name_offset = command->offset + nameoff;
+  fvm->name_len = command->len - nameoff;
+  fvm->name_str = bfd_alloc (abfd, fvm->name_len);
+  if (fvm->name_str == NULL)
+    return -1;
+  if (bfd_seek (abfd, fvm->name_offset, SEEK_SET) != 0
+      || bfd_bread (fvm->name_str, fvm->name_len, abfd) != fvm->name_len)
+    return -1;
+  return 0;
+}
+
+static int
 bfd_mach_o_read_thread (bfd *abfd, bfd_mach_o_load_command *command)
 {
   bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd);
@@ -3618,6 +3644,9 @@ bfd_mach_o_read_command (bfd *abfd, bfd_mach_o_load_command *command)
       break;
     case BFD_MACH_O_LC_LOADFVMLIB:
     case BFD_MACH_O_LC_IDFVMLIB:
+      if (bfd_mach_o_read_fvmlib (abfd, command) != 0)
+	return -1;
+      break;
     case BFD_MACH_O_LC_IDENT:
     case BFD_MACH_O_LC_FVMFILE:
     case BFD_MACH_O_LC_PREPAGE:
diff --git a/bfd/mach-o.h b/bfd/mach-o.h
index b32b6a8..123edda 100644
--- a/bfd/mach-o.h
+++ b/bfd/mach-o.h
@@ -450,6 +450,16 @@ typedef struct bfd_mach_o_str_command
 }
 bfd_mach_o_str_command;
 
+typedef struct bfd_mach_o_fvmlib_command
+{
+  unsigned int name_offset;
+  unsigned int name_len;
+  char *name_str;
+  unsigned int minor_version;
+  unsigned int header_addr;
+}
+bfd_mach_o_fvmlib_command;
+
 typedef struct bfd_mach_o_dyld_info_command
 {
   /* File offset and size to rebase info.  */
@@ -512,6 +522,7 @@ typedef struct bfd_mach_o_load_command
     bfd_mach_o_dyld_info_command dyld_info;
     bfd_mach_o_version_min_command version_min;
     bfd_mach_o_encryption_info_command encryption_info;
+    bfd_mach_o_fvmlib_command fvmlib;
   }
   command;
 }