gdb: resume ongoing step after handling fork or vfork

[deliverable/binutils-gdb.git] / gdb / gdb_bfd.h

diff --git a/gdb/gdb_bfd.h b/gdb/gdb_bfd.h
index 9b1e292bf18f680bcbe0560871a4ed2cba3c69ec..677e2ce451790141469164b13b9fdd80b2e1f6e8 100644 (file)
--- a/gdb/gdb_bfd.h
+++ b/gdb/gdb_bfd.h
@@ -1,6 +1,6 @@
 /* Definitions for BFD wrappers used by GDB.
 
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2022 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -21,7 +21,9 @@
 #define GDB_BFD_H
 
 #include "registry.h"
+#include "gdbsupport/byte-vector.h"
 #include "gdbsupport/gdb_ref_ptr.h"
+#include "gdbsupport/next-iterator.h"
 
 DECLARE_REGISTRY (bfd);
 
@@ -77,9 +79,12 @@ typedef gdb::ref_ptr<struct bfd, gdb_bfd_ref_policy> gdb_bfd_ref_ptr;
    If the BFD was not accessed using target fileio operations then the
    filename associated with the BFD and accessible with
    bfd_get_filename will not be exactly NAME but rather NAME with
-   TARGET_SYSROOT_PREFIX stripped.  */
+   TARGET_SYSROOT_PREFIX stripped.  If WARN_IF_SLOW is true, print a
+   warning message if the file is being accessed over a link that may
+   be slow.  */
 
-gdb_bfd_ref_ptr gdb_bfd_open (const char *name, const char *target, int fd);
+gdb_bfd_ref_ptr gdb_bfd_open (const char *name, const char *target,
+                             int fd = -1, bool warn_if_slow = true);
 
 /* Mark the CHILD BFD as being a member of PARENT.  Also, increment
    the reference count of CHILD.  Calling this function ensures that
@@ -181,4 +186,41 @@ int gdb_bfd_count_sections (bfd *abfd);
 
 int gdb_bfd_requires_relocations (bfd *abfd);
 
+/* Alternative to bfd_get_full_section_contents that returns the section
+   contents in *CONTENTS, instead of an allocated buffer.
+
+   Return true on success, false otherwise.  */
+
+bool gdb_bfd_get_full_section_contents (bfd *abfd, asection *section,
+                                       gdb::byte_vector *contents);
+
+/* Create and initialize a BFD handle from a target in-memory range.  */
+
+gdb_bfd_ref_ptr gdb_bfd_open_from_target_memory (CORE_ADDR addr, ULONGEST size,
+                                                const char *target,
+                                                const char *filename = nullptr);
+
+/* Range adapter for a BFD's sections.
+
+   To be used as:
+
+     for (asection *sect : gdb_bfd_all_sections (bfd))
+       ... use SECT ...
+ */
+
+using gdb_bfd_section_iterator = next_iterator<asection>;
+using gdb_bfd_section_range = next_adapter<asection, gdb_bfd_section_iterator>;
+
+static inline gdb_bfd_section_range
+gdb_bfd_sections (bfd *abfd)
+{
+  return gdb_bfd_section_range (abfd->sections);
+}
+
+static inline gdb_bfd_section_range
+gdb_bfd_sections (const gdb_bfd_ref_ptr &abfd)
+{
+  return gdb_bfd_section_range (abfd->sections);
+};
+
 #endif /* GDB_BFD_H */