summaryrefslogtreecommitdiff
path: root/ldso/ldso/ldso.c
diff options
context:
space:
mode:
Diffstat (limited to 'ldso/ldso/ldso.c')
-rw-r--r--ldso/ldso/ldso.c44
1 files changed, 23 insertions, 21 deletions
diff --git a/ldso/ldso/ldso.c b/ldso/ldso/ldso.c
index a6209678e..d5b87d5eb 100644
--- a/ldso/ldso/ldso.c
+++ b/ldso/ldso/ldso.c
@@ -109,7 +109,7 @@ static void _dl_run_array_forward(unsigned long array, unsigned long size,
unsigned int jm;
ElfW(Addr) *addrs;
jm = size / sizeof (ElfW(Addr));
- addrs = (ElfW(Addr) *) (array + loadaddr);
+ addrs = (ElfW(Addr) *) DL_RELOC_ADDR(loadaddr, array);
for (j = 0; j < jm; ++j) {
void (*dl_elf_func) (void);
dl_elf_func = (void (*)(void)) (intptr_t) addrs[j];
@@ -136,7 +136,7 @@ void _dl_run_fini_array(struct elf_resolve *tpnt);
void _dl_run_fini_array(struct elf_resolve *tpnt)
{
if (tpnt->dynamic_info[DT_FINI_ARRAY]) {
- ElfW(Addr) *array = (ElfW(Addr) *) (tpnt->loadaddr + tpnt->dynamic_info[DT_FINI_ARRAY]);
+ ElfW(Addr) *array = (ElfW(Addr) *) DL_RELOC_ADDR(tpnt->loadaddr, tpnt->dynamic_info[DT_FINI_ARRAY]);
unsigned int i = (tpnt->dynamic_info[DT_FINI_ARRAYSZ] / sizeof(ElfW(Addr)));
while (i-- > 0) {
void (*dl_elf_func) (void);
@@ -166,7 +166,7 @@ static void __attribute__ ((destructor)) __attribute_used__ _dl_fini(void)
if (tpnt->dynamic_info[DT_FINI]) {
void (*dl_elf_func) (void);
- dl_elf_func = (void (*)(void)) (intptr_t) (tpnt->loadaddr + tpnt->dynamic_info[DT_FINI]);
+ dl_elf_func = (void (*)(void)) (intptr_t) DL_RELOC_ADDR(tpnt->loadaddr, tpnt->dynamic_info[DT_FINI]);
_dl_if_debug_dprint("\ncalling FINI: %s\n\n", tpnt->libname);
(*dl_elf_func) ();
}
@@ -299,9 +299,9 @@ void _dl_get_ready_to_run(struct elf_resolve *tpnt, DL_LOADADDR_TYPE load_addr,
break;
}
- if (app_tpnt->loadaddr)
+ if (DL_LOADADDR_BASE(app_tpnt->loadaddr))
_dl_debug_early("Position Independent Executable: "
- "app_tpnt->loadaddr=%x\n", app_tpnt->loadaddr);
+ "app_tpnt->loadaddr=%x\n", DL_LOADADDR_BASE(app_tpnt->loadaddr));
}
/*
@@ -318,7 +318,7 @@ void _dl_get_ready_to_run(struct elf_resolve *tpnt, DL_LOADADDR_TYPE load_addr,
relro_size = ppnt->p_memsz;
}
if (ppnt->p_type == PT_DYNAMIC) {
- dpnt = (ElfW(Dyn) *) (ppnt->p_vaddr + app_tpnt->loadaddr);
+ dpnt = (ElfW(Dyn) *) DL_RELOC_ADDR(app_tpnt->loadaddr, ppnt->p_vaddr);
_dl_parse_dynamic_info(dpnt, app_tpnt->dynamic_info, debug_addr, app_tpnt->loadaddr);
#ifndef __FORCE_SHAREABLE_TEXT_SEGMENTS__
/* Ugly, ugly. We need to call mprotect to change the
@@ -332,7 +332,7 @@ void _dl_get_ready_to_run(struct elf_resolve *tpnt, DL_LOADADDR_TYPE load_addr,
ppnt = (ElfW(Phdr) *) auxvt[AT_PHDR].a_un.a_val;
for (i = 0; i < auxvt[AT_PHNUM].a_un.a_val; i++, ppnt++) {
if (ppnt->p_type == PT_LOAD && !(ppnt->p_flags & PF_W))
- _dl_mprotect((void *) ((ppnt->p_vaddr + app_tpnt->loadaddr) & PAGE_ALIGN),
+ _dl_mprotect((void *) (DL_RELOC_ADDR(app_tpnt->loadaddr, ppnt->p_vaddr) & PAGE_ALIGN),
((ppnt->p_vaddr + app_tpnt->loadaddr) & ADDR_ALIGN) +
(unsigned long) ppnt->p_filesz,
PROT_READ | PROT_WRITE | PROT_EXEC);
@@ -347,7 +347,9 @@ void _dl_get_ready_to_run(struct elf_resolve *tpnt, DL_LOADADDR_TYPE load_addr,
#endif
/* OK, we have what we need - slip this one into the list. */
app_tpnt = _dl_add_elf_hash_table(_dl_progname, app_tpnt->loadaddr,
- app_tpnt->dynamic_info, ppnt->p_vaddr + app_tpnt->loadaddr, ppnt->p_filesz);
+ app_tpnt->dynamic_info,
+ DL_RELOC_ADDR(app_tpnt->loadaddr, ppnt->p_vaddr),
+ ppnt->p_filesz);
_dl_loaded_modules->libtype = elf_executable;
_dl_loaded_modules->ppnt = (ElfW(Phdr) *) auxvt[AT_PHDR].a_un.a_val;
_dl_loaded_modules->n_phent = auxvt[AT_PHNUM].a_un.a_val;
@@ -368,7 +370,7 @@ void _dl_get_ready_to_run(struct elf_resolve *tpnt, DL_LOADADDR_TYPE load_addr,
if (ppnt->p_type == PT_INTERP) {
char *ptmp;
- tpnt->libname = (char *) ppnt->p_vaddr + app_tpnt->loadaddr;
+ tpnt->libname = (char *) DL_RELOC_ADDR(app_tpnt->loadaddr, ppnt->p_vaddr);
/* Store the path where the shared lib loader was found
* for later use
@@ -378,7 +380,7 @@ void _dl_get_ready_to_run(struct elf_resolve *tpnt, DL_LOADADDR_TYPE load_addr,
if (ptmp != _dl_ldsopath)
*ptmp = '\0';
- _dl_debug_early("Lib Loader: (%x) %s\n", tpnt->loadaddr, tpnt->libname);
+ _dl_debug_early("Lib Loader: (%x) %s\n", DL_LOADADDR_BASE(tpnt->loadaddr), tpnt->libname);
}
}
app_tpnt->relro_addr = relro_addr;
@@ -450,7 +452,7 @@ void _dl_get_ready_to_run(struct elf_resolve *tpnt, DL_LOADADDR_TYPE load_addr,
*/
debug_addr->r_map = (struct link_map *) _dl_loaded_modules;
debug_addr->r_version = 1;
- debug_addr->r_ldbase = load_addr;
+ debug_addr->r_ldbase = DL_LOADADDR_BASE(load_addr);
debug_addr->r_brk = (unsigned long) &_dl_debug_state;
_dl_debug_addr = debug_addr;
@@ -497,7 +499,7 @@ void _dl_get_ready_to_run(struct elf_resolve *tpnt, DL_LOADADDR_TYPE load_addr,
} else {
tpnt1->rtld_flags = unlazy | RTLD_GLOBAL;
- _dl_debug_early("Loading: (%x) %s\n", tpnt1->loadaddr, tpnt1->libname);
+ _dl_debug_early("Loading: (%x) %s\n", DL_LOADADDR_BASE(tpnt1->loadaddr), tpnt1->libname);
#ifdef __LDSO_LDD_SUPPORT__
if (trace_loaded_objects &&
@@ -509,7 +511,7 @@ void _dl_get_ready_to_run(struct elf_resolve *tpnt, DL_LOADADDR_TYPE load_addr,
*/
if (_dl_strcmp(_dl_progname, str) != 0)
_dl_dprintf(1, "\t%s => %s (%x)\n", str, tpnt1->libname,
- tpnt1->loadaddr);
+ DL_LOADADDR_BASE(tpnt1->loadaddr));
}
#endif
}
@@ -588,14 +590,14 @@ void _dl_get_ready_to_run(struct elf_resolve *tpnt, DL_LOADADDR_TYPE load_addr,
} else {
tpnt1->rtld_flags = unlazy | RTLD_GLOBAL;
- _dl_debug_early("Loading: (%x) %s\n", tpnt1->loadaddr, tpnt1->libname);
+ _dl_debug_early("Loading: (%x) %s\n", DL_LOADADDR_BASE(tpnt1->loadaddr), tpnt1->libname);
#ifdef __LDSO_LDD_SUPPORT__
if (trace_loaded_objects &&
tpnt1->usage_count == 1) {
_dl_dprintf(1, "\t%s => %s (%x)\n",
cp2, tpnt1->libname,
- (unsigned)tpnt1->loadaddr);
+ DL_LOADADDR_BASE(tpnt1->loadaddr));
}
#endif
}
@@ -647,14 +649,14 @@ void _dl_get_ready_to_run(struct elf_resolve *tpnt, DL_LOADADDR_TYPE load_addr,
tpnt1->rtld_flags = unlazy | RTLD_GLOBAL;
- _dl_debug_early("Loading: (%x) %s\n", tpnt1->loadaddr, tpnt1->libname);
+ _dl_debug_early("Loading: (%x) %s\n", DL_LOADADDR_BASE(tpnt1->loadaddr), tpnt1->libname);
#ifdef __LDSO_LDD_SUPPORT__
if (trace_loaded_objects &&
tpnt1->usage_count == 1) {
_dl_dprintf(1, "\t%s => %s (%x)\n",
lpntstr, tpnt1->libname,
- (unsigned)tpnt1->loadaddr);
+ DL_LOADADDR_BASE(tpnt1->loadaddr));
}
#endif
}
@@ -715,7 +717,7 @@ void _dl_get_ready_to_run(struct elf_resolve *tpnt, DL_LOADADDR_TYPE load_addr,
*/
if (tpnt) {
ElfW(Ehdr) *epnt = (ElfW(Ehdr) *) auxvt[AT_BASE].a_un.a_val;
- ElfW(Phdr) *myppnt = (ElfW(Phdr) *) (load_addr + epnt->e_phoff);
+ ElfW(Phdr) *myppnt = (ElfW(Phdr) *) DL_RELOC_ADDR(load_addr, epnt->e_phoff);
int j;
tpnt = _dl_add_elf_hash_table(tpnt->libname, load_addr,
@@ -765,7 +767,7 @@ void _dl_get_ready_to_run(struct elf_resolve *tpnt, DL_LOADADDR_TYPE load_addr,
if (trace_loaded_objects) {
_dl_dprintf(1, "\t%s => %s (%x)\n",
rpnt->dyn->libname + _dl_strlen(_dl_ldsopath) + 1,
- rpnt->dyn->libname, rpnt->dyn->loadaddr);
+ rpnt->dyn->libname, DL_LOADADDR_BASE(rpnt->dyn->loadaddr));
_dl_exit(0);
}
#endif
@@ -817,7 +819,7 @@ void _dl_get_ready_to_run(struct elf_resolve *tpnt, DL_LOADADDR_TYPE load_addr,
for (tpnt = _dl_loaded_modules; tpnt; tpnt = tpnt->next) {
for (myppnt = tpnt->ppnt, j = 0; j < tpnt->n_phent; j++, myppnt++) {
if (myppnt->p_type == PT_LOAD && !(myppnt->p_flags & PF_W) && tpnt->dynamic_info[DT_TEXTREL]) {
- _dl_mprotect((void *) (tpnt->loadaddr + (myppnt->p_vaddr & PAGE_ALIGN)),
+ _dl_mprotect((void *) (DL_RELOC_ADDR(tpnt->loadaddr, myppnt->p_vaddr) & PAGE_ALIGN),
(myppnt->p_vaddr & ADDR_ALIGN) + (unsigned long) myppnt->p_filesz, LXFLAGS(myppnt->p_flags));
}
}
@@ -846,7 +848,7 @@ void _dl_get_ready_to_run(struct elf_resolve *tpnt, DL_LOADADDR_TYPE load_addr,
if (tpnt->dynamic_info[DT_INIT]) {
void (*dl_elf_func) (void);
- dl_elf_func = (void (*)(void)) (intptr_t) (tpnt->loadaddr + tpnt->dynamic_info[DT_INIT]);
+ dl_elf_func = (void (*)(void)) DL_RELOC_ADDR(tpnt->loadaddr, tpnt->dynamic_info[DT_INIT]);
_dl_if_debug_dprint("calling INIT: %s\n\n", tpnt->libname);
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-02 06:09:43 +0000