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authorEric Andersen <andersen@codepoet.org>2002-01-11 19:57:41 +0000
committerEric Andersen <andersen@codepoet.org>2002-01-11 19:57:41 +0000
commited865232d8289ade7587a74d9cf2c0ccb878887b (patch)
tree8e3e317beba7e54259b98be6628bc90dc8e8e6aa /ldso/ldso/i386
parentf1429771e1b4d6a42fd06a315e1509d4a2e94e33 (diff)
Rework naming for shared lib loader to avoid potential
nameing conflicts with std header files. -Erik
Diffstat (limited to 'ldso/ldso/i386')
-rw-r--r--ldso/ldso/i386/dl-syscalls.h2
-rw-r--r--ldso/ldso/i386/elfinterp.c11
-rw-r--r--ldso/ldso/i386/ld_syscalls.h2
-rw-r--r--ldso/ldso/i386/syscalls.h166
-rw-r--r--ldso/ldso/i386/sysdep.h76
5 files changed, 4 insertions, 253 deletions
diff --git a/ldso/ldso/i386/dl-syscalls.h b/ldso/ldso/i386/dl-syscalls.h
index b06c3238d..dc9c6934b 100644
--- a/ldso/ldso/i386/dl-syscalls.h
+++ b/ldso/ldso/i386/dl-syscalls.h
@@ -1,5 +1,3 @@
-#include <sys/types.h>
-
/*
* This file contains the system call macros and syscall
* numbers used by the shared library loader.
diff --git a/ldso/ldso/i386/elfinterp.c b/ldso/ldso/i386/elfinterp.c
index 621272bee..7745b1405 100644
--- a/ldso/ldso/i386/elfinterp.c
+++ b/ldso/ldso/i386/elfinterp.c
@@ -39,13 +39,10 @@ static char *_dl_reltypes[] =
a more than adequate job of explaining everything required to get this
working. */
-#include <sys/types.h>
-#include <errno.h>
-#include "elf.h"
-#include "hash.h"
-#include "syscall.h"
-#include "string.h"
-#include "sysdep.h"
+#include "linuxelf.h"
+#include "ld_hash.h"
+#include "ld_syscall.h"
+#include "ld_string.h"
extern char *_dl_progname;
diff --git a/ldso/ldso/i386/ld_syscalls.h b/ldso/ldso/i386/ld_syscalls.h
index b06c3238d..dc9c6934b 100644
--- a/ldso/ldso/i386/ld_syscalls.h
+++ b/ldso/ldso/i386/ld_syscalls.h
@@ -1,5 +1,3 @@
-#include <sys/types.h>
-
/*
* This file contains the system call macros and syscall
* numbers used by the shared library loader.
diff --git a/ldso/ldso/i386/syscalls.h b/ldso/ldso/i386/syscalls.h
deleted file mode 100644
index b06c3238d..000000000
--- a/ldso/ldso/i386/syscalls.h
+++ /dev/null
@@ -1,166 +0,0 @@
-#include <sys/types.h>
-
-/*
- * This file contains the system call macros and syscall
- * numbers used by the shared library loader.
- */
-
-#define __NR_exit 1
-#define __NR_read 3
-#define __NR_write 4
-#define __NR_open 5
-#define __NR_close 6
-#define __NR_getuid 24
-#define __NR_geteuid 49
-#define __NR_getgid 47
-#define __NR_getegid 50
-#define __NR_mmap 90
-#define __NR_munmap 91
-#define __NR_stat 106
-#define __NR_mprotect 125
-
-/* Here are the macros which define how this platform makes
- * system calls. This particular variant does _not_ set
- * errno (note how it is disabled in __syscall_return) since
- * these will get called before the errno symbol is dynamicly
- * linked. */
-
-#define __syscall_return(type, res) \
-do { \
- if ((unsigned long)(res) >= (unsigned long)(-125)) { \
- /*errno = -(res); */ \
- res = -1; \
- } \
- return (type) (res); \
-} while (0)
-
-#define _syscall0(type,name) \
-type name(void) \
-{ \
-long __res; \
-__asm__ volatile ("int $0x80" \
- : "=a" (__res) \
- : "0" (__NR_##name)); \
-__syscall_return(type,__res); \
-}
-
-#if defined(__PIC__)
-
-/*
- * PIC uses %ebx, so we need to save it during system calls
- */
-
-#define _syscall1(type,name,type1,arg1) \
-type name(type1 arg1) \
-{ \
-long __res; \
-__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \
- : "=a" (__res) \
- : "0" (__NR_##name),"r" ((long)(arg1))); \
-__syscall_return(type,__res); \
-}
-
-#define _syscall2(type,name,type1,arg1,type2,arg2) \
-type name(type1 arg1,type2 arg2) \
-{ \
-long __res; \
-__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \
- : "=a" (__res) \
- : "0" (__NR_##name),"r" ((long)(arg1)),"c" ((long)(arg2))); \
-__syscall_return(type,__res); \
-}
-
-#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
-type name(type1 arg1,type2 arg2,type3 arg3) \
-{ \
-long __res; \
-__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \
- : "=a" (__res) \
- : "0" (__NR_##name),"r" ((long)(arg1)),"c" ((long)(arg2)), \
- "d" ((long)(arg3))); \
-__syscall_return(type,__res); \
-}
-
-#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
-type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
-{ \
-long __res; \
-__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \
- : "=a" (__res) \
- : "0" (__NR_##name),"r" ((long)(arg1)),"c" ((long)(arg2)), \
- "d" ((long)(arg3)),"S" ((long)(arg4))); \
-__syscall_return(type,__res); \
-}
-
-#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
- type5,arg5) \
-type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \
-{ \
-long __res; \
-__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \
- : "=a" (__res) \
- : "0" (__NR_##name),"m" ((long)(arg1)),"c" ((long)(arg2)), \
- "d" ((long)(arg3)),"S" ((long)(arg4)),"D" ((long)(arg5))); \
-__syscall_return(type,__res); \
-}
-
-#else /* not doing __PIC__ */
-
-#define _syscall1(type,name,type1,arg1) \
-type name(type1 arg1) \
-{ \
-long __res; \
-__asm__ volatile ("int $0x80" \
- : "=a" (__res) \
- : "0" (__NR_##name),"b" ((long)(arg1))); \
-__syscall_return(type,__res); \
-}
-
-#define _syscall2(type,name,type1,arg1,type2,arg2) \
-type name(type1 arg1,type2 arg2) \
-{ \
-long __res; \
-__asm__ volatile ("int $0x80" \
- : "=a" (__res) \
- : "0" (__NR_##name),"b" ((long)(arg1)),"c" ((long)(arg2))); \
-__syscall_return(type,__res); \
-}
-
-#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
-type name(type1 arg1,type2 arg2,type3 arg3) \
-{ \
-long __res; \
-__asm__ volatile ("int $0x80" \
- : "=a" (__res) \
- : "0" (__NR_##name),"b" ((long)(arg1)),"c" ((long)(arg2)), \
- "d" ((long)(arg3))); \
-__syscall_return(type,__res); \
-}
-
-#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
-type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
-{ \
-long __res; \
-__asm__ volatile ("int $0x80" \
- : "=a" (__res) \
- : "0" (__NR_##name),"b" ((long)(arg1)),"c" ((long)(arg2)), \
- "d" ((long)(arg3)),"S" ((long)(arg4))); \
-__syscall_return(type,__res); \
-}
-
-#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
- type5,arg5) \
-type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \
-{ \
-long __res; \
-__asm__ volatile ("int $0x80" \
- : "=a" (__res) \
- : "0" (__NR_##name),"b" ((long)(arg1)),"c" ((long)(arg2)), \
- "d" ((long)(arg3)),"S" ((long)(arg4)),"D" ((long)(arg5))); \
-__syscall_return(type,__res); \
-}
-
-
-#endif /* __PIC__ */
-
-
diff --git a/ldso/ldso/i386/sysdep.h b/ldso/ldso/i386/sysdep.h
deleted file mode 100644
index d44b020ee..000000000
--- a/ldso/ldso/i386/sysdep.h
+++ /dev/null
@@ -1,76 +0,0 @@
-/*
- * Various assmbly language/system dependent hacks that are required
- * so that we can minimize the amount of platform specific code.
- */
-
-/*
- * Define this if the system uses RELOCA.
- */
-#undef ELF_USES_RELOCA
-
-/*
- * Get a pointer to the argv array. On many platforms this can be just
- * the address if the first argument, on other platforms we need to
- * do something a little more subtle here.
- */
-#define GET_ARGV(ARGVP, ARGS) ARGVP = ((unsigned long*) & ARGS)
-
-/*
- * Initialization sequence for a GOT.
- */
-#define INIT_GOT(GOT_BASE,MODULE) \
-{ \
- GOT_BASE[2] = (unsigned long) _dl_linux_resolve; \
- GOT_BASE[1] = (unsigned long) MODULE; \
-}
-
-/*
- * Here is a macro to perform a relocation. This is only used when
- * bootstrapping the dynamic loader. RELP is the relocation that we
- * are performing, REL is the pointer to the address we are relocating.
- * SYMBOL is the symbol involved in the relocation, and LOAD is the
- * load address.
- */
-#define PERFORM_BOOTSTRAP_RELOC(RELP,REL,SYMBOL,LOAD) \
- switch(ELF32_R_TYPE((RELP)->r_info)){ \
- case R_386_32: \
- *REL += SYMBOL; \
- break; \
- case R_386_PC32: \
- *REL += SYMBOL - (unsigned long) REL; \
- break; \
- case R_386_GLOB_DAT: \
- case R_386_JMP_SLOT: \
- *REL = SYMBOL; \
- break; \
- case R_386_RELATIVE: \
- *REL += (unsigned long) LOAD; \
- break; \
- default: \
- _dl_exit(1); \
- }
-
-
-/*
- * Transfer control to the user's application, once the dynamic loader
- * is done. This routine has to exit the current function, then
- * call the _dl_elf_main function.
- */
-#define START() \
- __asm__ volatile ("leave\n\t" \
- "jmp *%%eax\n\t" \
- : "=a" (status) : "a" (_dl_elf_main))
-
-
-
-/* Here we define the magic numbers that this dynamic loader should accept */
-
-#define MAGIC1 EM_386
-#undef MAGIC2
-/* Used for error messages */
-#define ELF_TARGET "386"
-
-struct elf_resolve;
-extern unsigned long _dl_linux_resolver(struct elf_resolve * tpnt, int reloc_entry);
-
-#define do_rem(result, n, base) result = (n % base)