diff options
Diffstat (limited to 'gdb/gdb_bfd.h')
| -rw-r--r-- | gdb/gdb_bfd.h | 81 |
1 files changed, 50 insertions, 31 deletions
diff --git a/gdb/gdb_bfd.h b/gdb/gdb_bfd.h index 3d837d2..a36d782 100644 --- a/gdb/gdb_bfd.h +++ b/gdb/gdb_bfd.h @@ -21,6 +21,7 @@ #define GDB_BFD_H #include "registry.h" +#include "common/gdb_ref_ptr.h" DECLARE_REGISTRY (bfd); @@ -39,6 +40,34 @@ int is_target_filename (const char *name); int gdb_bfd_has_target_filename (struct bfd *abfd); +/* Increment the reference count of ABFD. It is fine for ABFD to be + NULL; in this case the function does nothing. */ + +void gdb_bfd_ref (struct bfd *abfd); + +/* Decrement the reference count of ABFD. If this is the last + reference, ABFD will be freed. If ABFD is NULL, this function does + nothing. */ + +void gdb_bfd_unref (struct bfd *abfd); + +/* A policy class for gdb::ref_ptr for BFD reference counting. */ +struct gdb_bfd_ref_policy +{ + static void incref (struct bfd *abfd) + { + gdb_bfd_ref (abfd); + } + + static void decref (struct bfd *abfd) + { + gdb_bfd_unref (abfd); + } +}; + +/* A gdb::ref_ptr that has been specialized for BFD objects. */ +typedef gdb::ref_ptr<struct bfd, gdb_bfd_ref_policy> gdb_bfd_ref_ptr; + /* Open a read-only (FOPEN_RB) BFD given arguments like bfd_fopen. If NAME starts with TARGET_SYSROOT_PREFIX then the BFD will be opened using target fileio operations if necessary. Returns NULL @@ -51,18 +80,7 @@ int gdb_bfd_has_target_filename (struct bfd *abfd); not be exactly NAME but rather NAME with TARGET_SYSROOT_PREFIX stripped. */ -struct bfd *gdb_bfd_open (const char *name, const char *target, int fd); - -/* Increment the reference count of ABFD. It is fine for ABFD to be - NULL; in this case the function does nothing. */ - -void gdb_bfd_ref (struct bfd *abfd); - -/* Decrement the reference count of ABFD. If this is the last - reference, ABFD will be freed. If ABFD is NULL, this function does - nothing. */ - -void gdb_bfd_unref (struct bfd *abfd); +gdb_bfd_ref_ptr gdb_bfd_open (const char *name, const char *target, int fd); /* Mark the CHILD BFD as being a member of PARENT. Also, increment the reference count of CHILD. Calling this function ensures that @@ -110,45 +128,46 @@ int gdb_bfd_crc (struct bfd *abfd, unsigned long *crc_out); /* A wrapper for bfd_fopen that initializes the gdb-specific reference count. */ -bfd *gdb_bfd_fopen (const char *, const char *, const char *, int); +gdb_bfd_ref_ptr gdb_bfd_fopen (const char *, const char *, const char *, int); /* A wrapper for bfd_openr that initializes the gdb-specific reference count. */ -bfd *gdb_bfd_openr (const char *, const char *); +gdb_bfd_ref_ptr gdb_bfd_openr (const char *, const char *); /* A wrapper for bfd_openw that initializes the gdb-specific reference count. */ -bfd *gdb_bfd_openw (const char *, const char *); +gdb_bfd_ref_ptr gdb_bfd_openw (const char *, const char *); /* A wrapper for bfd_openr_iovec that initializes the gdb-specific reference count. */ -bfd *gdb_bfd_openr_iovec (const char *filename, const char *target, - void *(*open_func) (struct bfd *nbfd, - void *open_closure), - void *open_closure, - file_ptr (*pread_func) (struct bfd *nbfd, - void *stream, - void *buf, - file_ptr nbytes, - file_ptr offset), - int (*close_func) (struct bfd *nbfd, - void *stream), - int (*stat_func) (struct bfd *abfd, - void *stream, - struct stat *sb)); +gdb_bfd_ref_ptr gdb_bfd_openr_iovec (const char *filename, const char *target, + void *(*open_func) (struct bfd *nbfd, + void *open_closure), + void *open_closure, + file_ptr (*pread_func) (struct bfd *nbfd, + void *stream, + void *buf, + file_ptr nbytes, + file_ptr offset), + int (*close_func) (struct bfd *nbfd, + void *stream), + int (*stat_func) (struct bfd *abfd, + void *stream, + struct stat *sb)); /* A wrapper for bfd_openr_next_archived_file that initializes the gdb-specific reference count. */ -bfd *gdb_bfd_openr_next_archived_file (bfd *archive, bfd *previous); +gdb_bfd_ref_ptr gdb_bfd_openr_next_archived_file (bfd *archive, bfd *previous); /* A wrapper for bfd_fdopenr that initializes the gdb-specific reference count. */ -bfd *gdb_bfd_fdopenr (const char *filename, const char *target, int fd); +gdb_bfd_ref_ptr gdb_bfd_fdopenr (const char *filename, const char *target, + int fd); |