From 4525c51ab02e6fdd29017d353e5decaceaeb1000 Mon Sep 17 00:00:00 2001 From: Tristan Gingold Date: Wed, 9 Apr 2014 10:15:50 +0200 Subject: [PATCH] mach-o: remove name_len field. bfd/ * mach-o.h (bfd_mach_o_dylinker_command) (bfd_mach_o_dylib_command, bfd_mach_o_fvmlib_command): Remove name_len field. * mach-o.c (bfd_mach_o_read_dylinker, bfd_mach_o_read_dylib) (bfd_mach_o_read_fvmlib): Adjust after name_len removal. --- bfd/ChangeLog | 8 ++++++++ bfd/mach-o.c | 26 +++++++++++++++----------- bfd/mach-o.h | 7 ++----- 3 files changed, 25 insertions(+), 16 deletions(-) diff --git a/bfd/ChangeLog b/bfd/ChangeLog index ce7cff5..750f88d 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,5 +1,13 @@ 2014-04-18 Tristan Gingold + * mach-o.h (bfd_mach_o_dylinker_command) + (bfd_mach_o_dylib_command, bfd_mach_o_fvmlib_command): Remove + name_len field. + * mach-o.c (bfd_mach_o_read_dylinker, bfd_mach_o_read_dylib) + (bfd_mach_o_read_fvmlib): Adjust after name_len removal. + +2014-04-18 Tristan Gingold + * mach-o.h (bfd_mach_o_backend_data): Add page_size field. * mach-o-target.c: Check TARGET_PAGESIZE is defined. (TARGET_NAME_BACKEND): Add TARGET_PAGESIZE. diff --git a/bfd/mach-o.c b/bfd/mach-o.c index ab2af7c..c0cead7 100644 --- a/bfd/mach-o.c +++ b/bfd/mach-o.c @@ -3155,6 +3155,7 @@ bfd_mach_o_read_dylinker (bfd *abfd, bfd_mach_o_load_command *command) bfd_mach_o_dylinker_command *cmd = &command->command.dylinker; struct mach_o_str_command_external raw; unsigned int nameoff; + unsigned int namelen; if (bfd_seek (abfd, command->offset + BFD_MACH_O_LC_SIZE, SEEK_SET) != 0 || bfd_bread (&raw, sizeof (raw), abfd) != sizeof (raw)) @@ -3162,13 +3163,14 @@ bfd_mach_o_read_dylinker (bfd *abfd, bfd_mach_o_load_command *command) nameoff = bfd_h_get_32 (abfd, raw.str); - cmd->name_offset = command->offset + nameoff; - cmd->name_len = command->len - nameoff; - cmd->name_str = bfd_alloc (abfd, cmd->name_len); + cmd->name_offset = nameoff; + namelen = command->len - nameoff; + nameoff += command->offset; + cmd->name_str = bfd_alloc (abfd, namelen); if (cmd->name_str == NULL) return FALSE; - if (bfd_seek (abfd, cmd->name_offset, SEEK_SET) != 0 - || bfd_bread (cmd->name_str, cmd->name_len, abfd) != cmd->name_len) + if (bfd_seek (abfd, nameoff, SEEK_SET) != 0 + || bfd_bread (cmd->name_str, namelen, abfd) != namelen) return FALSE; return TRUE; } @@ -3179,6 +3181,7 @@ bfd_mach_o_read_dylib (bfd *abfd, bfd_mach_o_load_command *command) bfd_mach_o_dylib_command *cmd = &command->command.dylib; struct mach_o_dylib_command_external raw; unsigned int nameoff; + unsigned int namelen; switch (command->type) { @@ -3204,12 +3207,12 @@ bfd_mach_o_read_dylib (bfd *abfd, bfd_mach_o_load_command *command) cmd->compatibility_version = bfd_h_get_32 (abfd, raw.compatibility_version); cmd->name_offset = command->offset + nameoff; - cmd->name_len = command->len - nameoff; - cmd->name_str = bfd_alloc (abfd, cmd->name_len); + namelen = command->len - nameoff; + cmd->name_str = bfd_alloc (abfd, namelen); if (cmd->name_str == NULL) return FALSE; if (bfd_seek (abfd, cmd->name_offset, SEEK_SET) != 0 - || bfd_bread (cmd->name_str, cmd->name_len, abfd) != cmd->name_len) + || bfd_bread (cmd->name_str, namelen, abfd) != namelen) return FALSE; return TRUE; } @@ -3287,6 +3290,7 @@ 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; + unsigned int namelen; if (bfd_seek (abfd, command->offset + BFD_MACH_O_LC_SIZE, SEEK_SET) != 0 || bfd_bread (&raw, sizeof (raw), abfd) != sizeof (raw)) @@ -3297,12 +3301,12 @@ bfd_mach_o_read_fvmlib (bfd *abfd, bfd_mach_o_load_command *command) 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); + namelen = command->len - nameoff; + fvm->name_str = bfd_alloc (abfd, namelen); if (fvm->name_str == NULL) return FALSE; if (bfd_seek (abfd, fvm->name_offset, SEEK_SET) != 0 - || bfd_bread (fvm->name_str, fvm->name_len, abfd) != fvm->name_len) + || bfd_bread (fvm->name_str, namelen, abfd) != namelen) return FALSE; return TRUE; } diff --git a/bfd/mach-o.h b/bfd/mach-o.h index 95827e8..47b1bc5 100644 --- a/bfd/mach-o.h +++ b/bfd/mach-o.h @@ -418,8 +418,7 @@ bfd_mach_o_thread_command; typedef struct bfd_mach_o_dylinker_command { - unsigned long name_offset; /* Offset to library's path name. */ - unsigned long name_len; /* Offset to library's path name. */ + unsigned int name_offset; /* Offset to library's path name. */ char *name_str; } bfd_mach_o_dylinker_command; @@ -429,8 +428,7 @@ bfd_mach_o_dylinker_command; typedef struct bfd_mach_o_dylib_command { - unsigned long name_offset; /* Offset to library's path name. */ - unsigned long name_len; /* Offset to library's path name. */ + unsigned int name_offset; /* Offset to library's path name. */ unsigned long timestamp; /* Library's build time stamp. */ unsigned long current_version; /* Library's current version number. */ unsigned long compatibility_version; /* Library's compatibility vers number. */ @@ -479,7 +477,6 @@ 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; -- 2.7.4