[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/build/uClibc/ldso/include/dl-hash.h b/ap/build/uClibc/ldso/include/dl-hash.h
new file mode 100644
index 0000000..c7effc5
--- /dev/null
+++ b/ap/build/uClibc/ldso/include/dl-hash.h
@@ -0,0 +1,187 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * Copyright (C) 2000-2006 by Erik Andersen <andersen@codepoet.org>
+ *
+ * GNU Lesser General Public License version 2.1 or later.
+ */
+
+#ifndef _LD_HASH_H_
+#define _LD_HASH_H_
+
+#ifndef RTLD_NEXT
+#define RTLD_NEXT ((void*)-1)
+#endif
+
+struct init_fini {
+ struct elf_resolve **init_fini;
+ unsigned long nlist; /* Number of entries in init_fini */
+};
+
+struct dyn_elf {
+ struct elf_resolve * dyn;
+ struct dyn_elf * next_handle; /* Used by dlopen et al. */
+ struct init_fini init_fini;
+ struct dyn_elf * next;
+ struct dyn_elf * prev;
+};
+
+struct symbol_ref {
+ const ElfW(Sym) *sym;
+ struct elf_resolve *tpnt;
+};
+
+/* Structure to describe a single list of scope elements. The lookup
+ functions get passed an array of pointers to such structures. */
+struct r_scope_elem {
+ struct elf_resolve **r_list; /* Array of maps for the scope. */
+ unsigned int r_nlist; /* Number of entries in the scope. */
+ struct r_scope_elem *next;
+};
+
+struct elf_resolve {
+ /* These entries must be in this order to be compatible with the interface used
+ by gdb to obtain the list of symbols. */
+ DL_LOADADDR_TYPE loadaddr; /* Base address shared object is loaded at. */
+ char *libname; /* Absolute file name object was found in. */
+ ElfW(Dyn) *dynamic_addr; /* Dynamic section of the shared object. */
+ struct elf_resolve * next;
+ struct elf_resolve * prev;
+ /* Nothing after this address is used by gdb. */
+
+#if defined(USE_TLS) && USE_TLS
+ /* Thread-local storage related info. */
+
+ /* Start of the initialization image. */
+ void *l_tls_initimage;
+ /* Size of the initialization image. */
+ size_t l_tls_initimage_size;
+ /* Size of the TLS block. */
+ size_t l_tls_blocksize;
+ /* Alignment requirement of the TLS block. */
+ size_t l_tls_align;
+ /* Offset of first byte module alignment. */
+ size_t l_tls_firstbyte_offset;
+# ifndef NO_TLS_OFFSET
+# define NO_TLS_OFFSET 0
+# endif
+ /* For objects present at startup time: offset in the static TLS block. */
+ ptrdiff_t l_tls_offset;
+ /* Index of the module in the dtv array. */
+ size_t l_tls_modid;
+ /* Nonzero if _dl_init_static_tls should be called for this module */
+ unsigned int l_need_tls_init:1;
+#endif
+
+ ElfW(Addr) mapaddr;
+#ifdef __LDSO_STANDALONE_SUPPORT__
+ /* Store the entry point from the ELF header (e_entry) */
+ ElfW(Addr) l_entry;
+#endif
+ enum {elf_lib, elf_executable,program_interpreter, loaded_file} libtype;
+ /* This is the local scope of the shared object */
+ struct r_scope_elem symbol_scope;
+ unsigned short usage_count;
+ unsigned short int init_flag;
+ unsigned long rtld_flags; /* RTLD_GLOBAL, RTLD_NOW etc. */
+ Elf_Symndx nbucket;
+
+#ifdef __LDSO_GNU_HASH_SUPPORT__
+ /* Data needed to support GNU hash style */
+ Elf32_Word l_gnu_bitmask_idxbits;
+ Elf32_Word l_gnu_shift;
+ const ElfW(Addr) *l_gnu_bitmask;
+
+ union
+ {
+ const Elf32_Word *l_gnu_chain_zero;
+ const Elf_Symndx *elf_buckets;
+ };
+#else
+ Elf_Symndx *elf_buckets;
+#endif
+
+ struct init_fini_list *init_fini;
+ struct init_fini_list *rtld_local; /* keep tack of RTLD_LOCAL libs in same group */
+ /*
+ * These are only used with ELF style shared libraries
+ */
+ Elf_Symndx nchain;
+
+#ifdef __LDSO_GNU_HASH_SUPPORT__
+ union
+ {
+ const Elf32_Word *l_gnu_buckets;
+ const Elf_Symndx *chains;
+ };
+#else
+ Elf_Symndx *chains;
+#endif
+ unsigned long dynamic_info[DYNAMIC_SIZE];
+
+ unsigned long n_phent;
+ ElfW(Phdr) * ppnt;
+
+ ElfW(Addr) relro_addr;
+ size_t relro_size;
+
+ dev_t st_dev; /* device */
+ ino_t st_ino; /* inode */
+
+#ifdef __powerpc__
+ /* this is used to store the address of relocation data words, so
+ * we don't have to calculate it every time, which requires a divide */
+ unsigned long data_words;
+#endif
+
+#ifdef __FDPIC__
+ /* Every loaded module holds a hashtable of function descriptors of
+ functions defined in it, such that it's easy to release the
+ memory when the module is dlclose()d. */
+ struct funcdesc_ht *funcdesc_ht;
+#endif
+};
+
+#define RELOCS_DONE 0x000001
+#define JMP_RELOCS_DONE 0x000002
+#define INIT_FUNCS_CALLED 0x000004
+#define FINI_FUNCS_CALLED 0x000008
+#define DL_OPENED 0x000010
+#define DL_RESERVED 0x000020
+
+extern struct dyn_elf * _dl_symbol_tables;
+extern struct elf_resolve * _dl_loaded_modules;
+extern struct dyn_elf * _dl_handles;
+
+extern struct elf_resolve * _dl_add_elf_hash_table(const char * libname,
+ DL_LOADADDR_TYPE loadaddr, unsigned long * dynamic_info,
+ unsigned long dynamic_addr, unsigned long dynamic_size);
+
+extern char *_dl_find_hash(const char *name, struct r_scope_elem *scope,
+ struct elf_resolve *mytpnt, int type_class,
+ struct symbol_ref *symbol);
+
+extern int _dl_linux_dynamic_link(void);
+
+extern char * _dl_library_path;
+extern char * _dl_not_lazy;
+
+static __inline__ int _dl_symbol(char * name)
+{
+ if (name[0] != '_' || name[1] != 'd' || name[2] != 'l' || name[3] != '_')
+ return 0;
+ return 1;
+}
+
+#define LD_ERROR_NOFILE 1
+#define LD_ERROR_NOZERO 2
+#define LD_ERROR_NOTELF 3
+#define LD_ERROR_NOTMAGIC 4
+#define LD_ERROR_NOTDYN 5
+#define LD_ERROR_MMAP_FAILED 6
+#define LD_ERROR_NODYNAMIC 7
+#define LD_ERROR_TLS_FAILED 8
+#define LD_WRONG_RELOCS 9
+#define LD_BAD_HANDLE 10
+#define LD_NO_SYMBOL 11
+
+#endif /* _LD_HASH_H_ */