class Dynobj : public Object
{
public:
+ // We keep a list of all the DT_NEEDED entries we find.
+ typedef std::vector<std::string> Needed;
+
Dynobj(const std::string& name, Input_file* input_file, off_t offset = 0);
// Return the name to use in a DT_NEEDED entry for this object.
const char*
- soname() const;
+ soname() const
+ { return this->soname_.c_str(); }
+
+ // Return the list of DT_NEEDED strings.
+ const Needed&
+ needed() const
+ { return this->needed_; }
+
+ // Return whether this dynamic object has any DT_NEEDED entries
+ // which were not seen during the link.
+ bool
+ has_unknown_needed_entries() const
+ {
+ gold_assert(this->unknown_needed_ != UNKNOWN_NEEDED_UNSET);
+ return this->unknown_needed_ == UNKNOWN_NEEDED_TRUE;
+ }
+
+ // Set whether this dynamic object has any DT_NEEDED entries which
+ // were not seen during the link.
+ void
+ set_has_unknown_needed_entries(bool set)
+ {
+ gold_assert(this->unknown_needed_ == UNKNOWN_NEEDED_UNSET);
+ this->unknown_needed_ = set ? UNKNOWN_NEEDED_TRUE : UNKNOWN_NEEDED_FALSE;
+ }
// Compute the ELF hash code for a string.
static uint32_t
set_soname_string(const char* s)
{ this->soname_.assign(s); }
+ // Add an entry to the list of DT_NEEDED strings.
+ void
+ add_needed(const char* s)
+ { this->needed_.push_back(std::string(s)); }
+
private:
// Compute the GNU hash code for a string.
static uint32_t
unsigned char** pphash,
unsigned int* phashlen);
+ // Values for the has_unknown_needed_entries_ field.
+ enum Unknown_needed
+ {
+ UNKNOWN_NEEDED_UNSET,
+ UNKNOWN_NEEDED_TRUE,
+ UNKNOWN_NEEDED_FALSE
+ };
+
// The DT_SONAME name, if any.
std::string soname_;
+ // The list of DT_NEEDED entries.
+ Needed needed_;
+ // Whether this dynamic object has any DT_NEEDED entries not seen
+ // during the link.
+ Unknown_needed unknown_needed_;
};
// A dynamic object, size and endian specific version.
void
read_dynsym_section(const unsigned char* pshdrs, unsigned int shndx,
elfcpp::SHT type, unsigned int link,
- File_view** view, off_t* view_size,
+ File_view** view, section_size_type* view_size,
unsigned int* view_info);
- // Set the SONAME from the SHT_DYNAMIC section at DYNAMIC_SHNDX.
- // The STRTAB parameters may have the relevant string table.
+ // Read the dynamic tags.
void
- set_soname(const unsigned char* pshdrs, unsigned int dynamic_shndx,
- unsigned int strtab_shndx, const unsigned char* strtabu,
- off_t strtab_size);
+ read_dynamic(const unsigned char* pshdrs, unsigned int dynamic_shndx,
+ unsigned int strtab_shndx, const unsigned char* strtabu,
+ off_t strtab_size);
// Mapping from version number to version name.
typedef std::vector<const char*> Version_map;