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authorEric Andersen <andersen@codepoet.org>2004-01-29 12:18:58 +0000
committerEric Andersen <andersen@codepoet.org>2004-01-29 12:18:58 +0000
commit875a6e83f49ae0833d9ef45ee23da87f66c5aa3c (patch)
treeecef1fd217717e71fe0fa033dfcec4ffbbbcc07b /ldso/ldso/i386/elfinterp.c
parent8391a5231556a37c6f7eef871c3e310e91623b00 (diff)
Modify interfaces for _dl_parse_relocation_information()
_dl_parse_lazy_relocation_information() and _dl_parse_copy_information() so they are all consistant, allowing for future consolidation. Trim some trailing whitespace as well.
Diffstat (limited to 'ldso/ldso/i386/elfinterp.c')
-rw-r--r--ldso/ldso/i386/elfinterp.c57
1 files changed, 27 insertions, 30 deletions
diff --git a/ldso/ldso/i386/elfinterp.c b/ldso/ldso/i386/elfinterp.c
index 5ccad3259..5681d2e41 100644
--- a/ldso/ldso/i386/elfinterp.c
+++ b/ldso/ldso/i386/elfinterp.c
@@ -1,9 +1,9 @@
/* vi: set sw=4 ts=4: */
/* i386 ELF shared library loader suppport
*
- * Copyright (c) 1994-2000 Eric Youngdale, Peter MacDonald,
+ * Copyright (c) 1994-2000 Eric Youngdale, Peter MacDonald,
* David Engel, Hongjiu Lu and Mitch D'Souza
- * Copyright (C) 2001-2002, Erik Andersen
+ * Copyright (C) 2001-2004 Erik Andersen
*
* All rights reserved.
*
@@ -40,9 +40,9 @@ static const char *_dl_reltypes_tab[] =
static const char *
_dl_reltypes(int type)
{
- static char buf[22];
+ static char buf[22];
const char *str;
-
+
if (type >= (int)(sizeof (_dl_reltypes_tab)/sizeof(_dl_reltypes_tab[0])) ||
NULL == (str = _dl_reltypes_tab[type]))
{
@@ -51,7 +51,7 @@ _dl_reltypes(int type)
return str;
}
-static
+static
void debug_sym(Elf32_Sym *symtab,char *strtab,int symtab_index)
{
if(_dl_debug_symbols)
@@ -76,7 +76,7 @@ static void debug_reloc(Elf32_Sym *symtab,char *strtab, ELF_RELOC *rpnt)
const char *sym;
symtab_index = ELF32_R_SYM(rpnt->r_info);
sym = symtab_index ? strtab + symtab[symtab_index].st_name : "sym=0x0";
-
+
if(_dl_debug_symbols)
_dl_dprintf(_dl_debug_file, "\n\t");
else
@@ -132,13 +132,13 @@ unsigned long _dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry)
symname= strtab + symtab[symtab_index].st_name;
if (reloc_type != R_386_JMP_SLOT) {
- _dl_dprintf(2, "%s: Incorrect relocation type in jump relocations\n",
+ _dl_dprintf(2, "%s: Incorrect relocation type in jump relocations\n",
_dl_progname);
_dl_exit(1);
}
/* Address of jump instruction to fix up */
- instr_addr = ((unsigned long) this_reloc->r_offset +
+ instr_addr = ((unsigned long) this_reloc->r_offset +
(unsigned long) tpnt->loadaddr);
got_addr = (char **) instr_addr;
@@ -159,7 +159,7 @@ unsigned long _dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry)
if (_dl_debug_bindings)
{
_dl_dprintf(_dl_debug_file, "\nresolve function: %s", symname);
- if(_dl_debug_detail) _dl_dprintf(_dl_debug_file,
+ if(_dl_debug_detail) _dl_dprintf(_dl_debug_file,
"\n\tpatched %x ==> %x @ %x\n", *got_addr, new_addr, got_addr);
}
}
@@ -194,9 +194,9 @@ _dl_parse(struct elf_resolve *tpnt, struct dyn_elf *scope,
for (i = 0; i < rel_size; i++, rpnt++) {
int res;
-
+
symtab_index = ELF32_R_SYM(rpnt->r_info);
-
+
/* When the dynamic linker bootstrapped itself, it resolved some symbols.
Make sure we do not do them again */
if (!symtab_index && tpnt->libtype == program_interpreter)
@@ -215,10 +215,10 @@ _dl_parse(struct elf_resolve *tpnt, struct dyn_elf *scope,
if (res==0) continue;
_dl_dprintf(2, "\n%s: ",_dl_progname);
-
+
if (symtab_index)
_dl_dprintf(2, "symbol '%s': ", strtab + symtab[symtab_index].st_name);
-
+
if (res <0)
{
int reloc_type = ELF32_R_TYPE(rpnt->r_info);
@@ -226,7 +226,7 @@ _dl_parse(struct elf_resolve *tpnt, struct dyn_elf *scope,
_dl_dprintf(2, "can't handle reloc type %s\n ", _dl_reltypes(reloc_type));
#else
_dl_dprintf(2, "can't handle reloc type %x\n", reloc_type);
-#endif
+#endif
_dl_exit(-res);
}
else if (res >0)
@@ -260,7 +260,7 @@ _dl_do_reloc (struct elf_resolve *tpnt,struct dyn_elf *scope,
if (symtab_index) {
- symbol_addr = (unsigned long) _dl_find_hash(symname, scope,
+ symbol_addr = (unsigned long) _dl_find_hash(symname, scope,
(reloc_type == R_386_JMP_SLOT ? tpnt : NULL), symbolrel);
/*
@@ -356,7 +356,7 @@ _dl_do_lazy_reloc (struct elf_resolve *tpnt, struct dyn_elf *scope,
/* No, there are cases where the SVr4 linker fails to emit COPY relocs
at all */
static int
-_dl_do_copy (struct elf_resolve *tpnt, struct dyn_elf *scope,
+_dl_do_copy_reloc (struct elf_resolve *tpnt, struct dyn_elf *scope,
ELF_RELOC *rpnt, Elf32_Sym *symtab, char *strtab)
{
int reloc_type;
@@ -365,15 +365,15 @@ _dl_do_copy (struct elf_resolve *tpnt, struct dyn_elf *scope,
unsigned long symbol_addr;
int goof = 0;
char *symname;
-
+
reloc_addr = (unsigned long *)(intptr_t) (tpnt->loadaddr + (unsigned long) rpnt->r_offset);
reloc_type = ELF32_R_TYPE(rpnt->r_info);
- if (reloc_type != R_386_COPY)
+ if (reloc_type != R_386_COPY)
return 0;
symtab_index = ELF32_R_SYM(rpnt->r_info);
symbol_addr = 0;
symname = strtab + symtab[symtab_index].st_name;
-
+
if (symtab_index) {
symbol_addr = (unsigned long) _dl_find_hash(symname, scope, NULL, copyrel);
if (!symbol_addr) goof++;
@@ -385,31 +385,28 @@ _dl_do_copy (struct elf_resolve *tpnt, struct dyn_elf *scope,
symname, symtab[symtab_index].st_size,
symbol_addr, symtab[symtab_index].st_value);
#endif
- _dl_memcpy((char *) symtab[symtab_index].st_value,
+ _dl_memcpy((char *) symtab[symtab_index].st_value,
(char *) symbol_addr, symtab[symtab_index].st_size);
}
return goof;
}
-void _dl_parse_lazy_relocation_information(struct elf_resolve *tpnt,
+void _dl_parse_lazy_relocation_information(struct dyn_elf *rpnt,
unsigned long rel_addr, unsigned long rel_size, int type)
{
- (void) type;
- (void)_dl_parse(tpnt, NULL, rel_addr, rel_size, _dl_do_lazy_reloc);
+ (void)_dl_parse(rpnt->dyn, NULL, rel_addr, rel_size, _dl_do_lazy_reloc);
}
-int _dl_parse_relocation_information(struct elf_resolve *tpnt,
+int _dl_parse_relocation_information(struct dyn_elf *rpnt,
unsigned long rel_addr, unsigned long rel_size, int type)
{
- (void) type;
- return _dl_parse(tpnt, tpnt->symbol_scope, rel_addr, rel_size, _dl_do_reloc);
+ return _dl_parse(rpnt->dyn, rpnt->dyn->symbol_scope, rel_addr, rel_size, _dl_do_reloc);
}
-int _dl_parse_copy_information(struct dyn_elf *xpnt, unsigned long rel_addr,
- unsigned long rel_size, int type)
+int _dl_parse_copy_information(struct dyn_elf *rpnt,
+ unsigned long rel_addr, unsigned long rel_size, int type)
{
- (void) type;
- return _dl_parse(xpnt->dyn, xpnt->next, rel_addr, rel_size, _dl_do_copy);
+ return _dl_parse(rpnt->dyn, rpnt->next, rel_addr, rel_size, _dl_do_copy_reloc);
}