branch merge

src/bele.h

@@ -246,6 +246,58 @@ inline acc_int64l_t get_le64_signed(const void *p)
 }
 
 
+/*************************************************************************
+// swab (bswap)
+**************************************************************************/
+
+inline unsigned acc_swab16(unsigned v)
+{
+    return ((v & 0x00ff) << 8) |
+           ((v & 0xff00) >> 8);
+}
+
+inline unsigned acc_swab32(unsigned v)
+{
+    return ((v & 0x000000ff) << 24) |
+           ((v & 0x0000ff00) <<  8) |
+           ((v & 0x00ff0000) >>  8) |
+           ((v & 0xff000000) >> 24);
+}
+
+
+inline unsigned acc_swab16p(const acc_uint16e_t *p)
+{
+    return acc_swab16(*p);
+}
+
+inline unsigned acc_swap32p(const acc_uint32e_t *p)
+{
+    return acc_swab32(*p);
+}
+
+
+inline void acc_swab16s(acc_uint16e_t *p)
+{
+    *p = acc_swab16(*p);
+}
+
+inline void acc_swab32s(acc_uint32e_t *p)
+{
+    *p = acc_swab32(*p);
+}
+
+
+inline void acc_ua_swab16s(void *p)
+{
+    set_be16(p, get_le16(p));
+}
+
+inline void acc_ua_swab32s(void *p)
+{
+    set_be32(p, get_le32(p));
+}
+
+
 /*************************************************************************
 // classes for portable unaligned access
 //
@@ -496,12 +548,16 @@ namespace N_BELE_CTP {
 #define BELE_CTP 1
 #include "bele_policy.h"
 #undef BELE_CTP
+extern const BEPolicy be_policy;
+extern const LEPolicy le_policy;
 }
 
 namespace N_BELE_RTP {
 #define BELE_RTP 1
 #include "bele_policy.h"
 #undef BELE_RTP
+extern const BEPolicy be_policy;
+extern const LEPolicy le_policy;
 }
 
 

src/bele_policy.h

@@ -53,6 +53,7 @@
 #if defined(BELE_RTP)
 struct AbstractPolicy
 {
+    AbstractPolicy() {}
     virtual inline ~AbstractPolicy() {}
     V bool isBE() C = 0;
     V bool isLE() C = 0;
@@ -90,6 +91,7 @@ struct BEPolicy
     : public AbstractPolicy
 #endif
 {
+    BEPolicy() {}
 #if defined(BELE_CTP)
     typedef N_BELE_RTP::BEPolicy RTP_Policy;
     enum { isBE = 1, isLE = 0 };
@@ -164,6 +166,7 @@ struct LEPolicy
     : public AbstractPolicy
 #endif
 {
+    LEPolicy() {}
 #if defined(BELE_CTP)
     typedef N_BELE_RTP::LEPolicy RTP_Policy;
     enum { isBE = 0, isLE = 1 };

src/conf.h

@@ -470,6 +470,7 @@ struct upx_callback_t
 template <class T, T default_value, T min_value, T max_value>
 struct OptVar
 {
+    typedef T Type;
     static const T default_value_c = default_value;
     static const T min_value_c = min_value;
     static const T max_value_c = max_value;

src/linker.cpp

@@ -108,7 +108,7 @@ ElfLinker::ElfLinker() :
     nsections(0), nsections_capacity(0),
     nsymbols(0), nsymbols_capacity(0),
     nrelocations(0), nrelocations_capacity(0),
-    reloc_done(false)
+    reloc_done(false), bele_policy(&N_BELE_RTP::le_policy)
 {
 }
 
@@ -695,6 +695,37 @@ void ElfLinkerM68k::relocate1(const Relocation *rel, upx_byte *location,
 }
 
 
+void ElfLinkerMipsLE::relocate1(const Relocation *rel, upx_byte *location,
+                                unsigned value, const char *type)
+{
+#define MIPS_HI(a)      (((a) >> 16) + (((a) & 0x8000) >> 15))
+#define MIPS_LO(a)      ((a) & 0xffff)
+#define MIPS_PC16(a)    ((a) >> 2)
+#define MIPS_PC26(a)    (((a) & 0x0fffffff) >> 2)
+
+    if (strcmp(type, "R_MIPS_HI16") == 0)
+        set_le16(location, get_le16(location) + MIPS_HI(value));
+    else if (strcmp(type, "R_MIPS_LO16") == 0)
+        set_le16(location, get_le16(location) + MIPS_LO(value));
+    else if (strcmp(type, "R_MIPS_PC16") == 0)
+    {
+        value -= rel->section->offset + rel->offset;
+        set_le16(location, get_le16(location) + MIPS_PC16(value));
+    }
+    else if (strcmp(type, "R_MIPS_26") == 0)
+        set_le32(location, get_le32(location) + MIPS_PC26(value));
+    else if (strcmp(type, "R_MIPS_32") == 0)
+        set_le32(location, get_le32(location) + value);
+    else
+        super::relocate1(rel, location, value, type);
+
+#undef MIPS_HI
+#undef MIPS_LO
+#undef MIPS_PC16
+#undef MIPS_PC26
+}
+
+
 void ElfLinkerPpc32::relocate1(const Relocation *rel, upx_byte *location,
                                unsigned value, const char *type)
 {

src/linker.h

@@ -61,7 +61,10 @@ protected:
     unsigned    nrelocations_capacity;
 
     bool        reloc_done;
+public:
+    const N_BELE_RTP::AbstractPolicy *bele_policy;
 
+protected:
     void preprocessSections(char *start, const char *end);
     void preprocessSymbols(char *start, const char *end);
     void preprocessRelocations(char *start, const char *end);
@@ -155,6 +158,8 @@ protected:
 class ElfLinkerArmBE : public ElfLinker
 {
     typedef ElfLinker super;
+public:
+    ElfLinkerArmBE() { bele_policy = &N_BELE_RTP::be_policy; }
 protected:
     virtual void relocate1(const Relocation *, upx_byte *location,
                            unsigned value, const char *type);
@@ -173,6 +178,8 @@ protected:
 class ElfLinkerM68k : public ElfLinker
 {
     typedef ElfLinker super;
+public:
+    ElfLinkerM68k() { bele_policy = &N_BELE_RTP::be_policy; }
 protected:
     virtual void alignCode(unsigned len);
     virtual void relocate1(const Relocation *, upx_byte *location,
@@ -180,9 +187,20 @@ protected:
 };
 
 
+class ElfLinkerMipsLE : public ElfLinker
+{
+    typedef ElfLinker super;
+protected:
+    virtual void relocate1(const Relocation *, upx_byte *location,
+                           unsigned value, const char *type);
+};
+
+
 class ElfLinkerPpc32 : public ElfLinker
 {
     typedef ElfLinker super;
+public:
+    ElfLinkerPpc32() { bele_policy = &N_BELE_RTP::be_policy; }
 protected:
     virtual void relocate1(const Relocation *, upx_byte *location,
                            unsigned value, const char *type);

src/main.cpp

@@ -442,6 +442,7 @@ done:
     return r;
 }
 
+#if 1 && (ACC_CC_GNUC >= 0x030300)
 template <class T, T default_value, T min_value, T max_value>
 int getoptvar(OptVar<T,default_value,min_value,max_value> *var, const char *arg_fatal)
 {
@@ -451,6 +452,17 @@ int getoptvar(OptVar<T,default_value,min_value,max_value> *var, const char *arg_
         *var = v;
     return r;
 }
+#else
+template <class T>
+int getoptvar(T *var, const char *arg_fatal)
+{
+    typename T::Type v = T::default_value_c;
+    int r = getoptvar(&v, T::min_value_c, T::max_value_c, arg_fatal);
+    if (r == 0)
+        *var = v;
+    return r;
+}
+#endif
 
 
 static int do_option(int optc, const char *arg)
@@ -1261,6 +1273,10 @@ void upx_sanity_check(void)
 
 #if !defined(WITH_GUI)
 
+#if (ACC_ARCH_M68K && ACC_OS_TOS && ACC_CC_GNUC) && defined(__MINT__)
+extern "C" { extern long _stksize; long _stksize = 256 * 1024L; }
+#endif
+
 int __acc_cdecl_main main(int argc, char *argv[])
 {
     int i;

src/p_lx_elf.cpp

@@ -1049,7 +1049,7 @@ PackLinuxElf32::generateElfHdr(
                          h2->ehdr.e_shoff = 0;
     assert(get_native16(&h2->ehdr.e_ehsize)    == sizeof(Elf32_Ehdr));
     assert(get_native16(&h2->ehdr.e_phentsize) == sizeof(Elf32_Phdr));
-                         h2->ehdr.e_shentsize = sizeof(Elf32_Shdr);
+           set_native16(&h2->ehdr.e_shentsize, sizeof(Elf32_Shdr));
                          h2->ehdr.e_shnum = 0;
                          h2->ehdr.e_shstrndx = 0;
 
@@ -1099,7 +1099,7 @@ PackOpenBSDElf32x86::generateElfHdr(
                          h3->ehdr.e_shoff = 0;
     assert(get_native16(&h3->ehdr.e_ehsize)    == sizeof(Elf32_Ehdr));
     assert(get_native16(&h3->ehdr.e_phentsize) == sizeof(Elf32_Phdr));
-                         h3->ehdr.e_shentsize = sizeof(Elf32_Shdr);
+           set_native16(&h3->ehdr.e_shentsize, sizeof(Elf32_Shdr));
                          h3->ehdr.e_shnum = 0;
                          h3->ehdr.e_shstrndx = 0;
 
@@ -1161,7 +1161,7 @@ PackLinuxElf64::generateElfHdr(
                          h2->ehdr.e_shoff = 0;
     assert(get_native16(&h2->ehdr.e_ehsize)    == sizeof(Elf64_Ehdr));
     assert(get_native16(&h2->ehdr.e_phentsize) == sizeof(Elf64_Phdr));
-                         h2->ehdr.e_shentsize = sizeof(Elf64_Shdr);
+           set_native16(&h2->ehdr.e_shentsize, sizeof(Elf64_Shdr));
                          h2->ehdr.e_shnum = 0;
                          h2->ehdr.e_shstrndx = 0;
 

src/p_lx_exc.cpp

@@ -374,10 +374,12 @@ PackLinuxI386::buildLinuxLoader(
     addLoader("FOLDEXEC", NULL);
     if (ph.method == M_LZMA) {
         const lzma_compress_result_t *res = &ph.compress_result.result_lzma;
-        unsigned const properties = // lc, lp, pb, dummy
+        acc_uint32e_t properties = // lc, lp, pb, dummy
             (res->lit_context_bits << 0) |
             (res->lit_pos_bits << 8) |
             (res->pos_bits << 16);
+        if (linker->bele_policy->isBE()) // big endian - bswap32
+            acc_swab32s(&properties);
         linker->defineSymbol("lzma_properties", properties);
         // -2 for properties
         linker->defineSymbol("lzma_c_len", ph.c_len - 2);

src/p_ps1.cpp

@@ -61,6 +61,7 @@ static const
 #define MIPS_PC16(a)    ((a) >> 2)
 #define MIPS_PC26(a)    (((a) & 0x0fffffff) >> 2)
 
+
 /*************************************************************************
 // ps1 exe looks like this:
 // 1. <header>  2048 bytes
@@ -110,30 +111,6 @@ const int *PackPs1::getFilters() const
 
 Linker* PackPs1::newLinker() const
 {
-    class ElfLinkerMipsLE : public ElfLinker
-    {
-        typedef ElfLinker super;
-
-        virtual void relocate1(const Relocation *rel, upx_byte *location,
-                               unsigned value, const char *type)
-        {
-            if (strcmp(type, "R_MIPS_HI16") == 0)
-                set_le16(location, get_le16(location) + MIPS_HI(value));
-            else if (strcmp(type, "R_MIPS_LO16") == 0)
-                set_le16(location, get_le16(location) + MIPS_LO(value));
-            else if (strcmp(type, "R_MIPS_PC16") == 0)
-            {
-                value -= rel->section->offset + rel->offset;
-                set_le16(location, get_le16(location) + MIPS_PC16(value));
-            }
-            else if (strcmp(type, "R_MIPS_26") == 0)
-                set_le32(location, get_le32(location) + MIPS_PC26(value));
-            else if (strcmp(type, "R_MIPS_32") == 0)
-                set_le32(location, get_le32(location) + value);
-            else
-                super::relocate1(rel, location, value, type);
-        }
-    };
     return new ElfLinkerMipsLE;
 }
 

src/p_vmlinz.cpp

@@ -411,10 +411,12 @@ void PackBvmlinuzI386::pack(OutputFile *fo)
 
     if (ph.method == M_LZMA) {
         const lzma_compress_result_t *res = &ph.compress_result.result_lzma;
-        unsigned const properties = // lc, lp, pb, dummy
+        acc_uint32e_t properties = // lc, lp, pb, dummy
             (res->lit_context_bits << 0) |
             (res->lit_pos_bits << 8) |
             (res->pos_bits << 16);
+        if (linker->bele_policy->isBE()) // big endian - bswap32
+            acc_swab32s(&properties);
         linker->defineSymbol("lzma_properties", properties);
         // -2 for properties
         linker->defineSymbol("lzma_c_len", ph.c_len - 2);

src/packer.cpp

@@ -879,7 +879,7 @@ upx_byte *Packer::optimizeReloc32(upx_byte *in, unsigned relocnum,
         }
         pc += oc;
         if (bswap)
-            set_be32(image+pc,get_le32(image+pc));
+            acc_ua_swab32s(image + pc);
     }
     *fix++ = 0;
     return fix;
@@ -920,7 +920,7 @@ unsigned Packer::unoptimizeReloc32(upx_byte **in, upx_byte *image,
         }
         *relocs++ = jc;
         if (bswap && image)
-            set_be32(image+jc,get_le32(image+jc));
+            acc_ua_swab32s(image + jc);
     }
     //fprintf(stderr,"relocnum=%x\n",relocn);
     *in = p+1;

src/packer_c.cpp

@@ -253,14 +253,12 @@ void Packer::defineDecompressorSymbols()
     {
         const lzma_compress_result_t *res = &ph.compress_result.result_lzma;
         // FIXME - this is for i386 only
-        unsigned properties = // lc, lp, pb, dummy
+        acc_uint32e_t properties = // lc, lp, pb, dummy
             (res->lit_context_bits << 0) |
             (res->lit_pos_bits << 8) |
             (res->pos_bits << 16);
-        // big endian - bswap32
+        if (linker->bele_policy->isBE()) // big endian - bswap32
-        if (getFormat() >= 128)
+            acc_swab32s(&properties);
-            set_be32(&properties, properties);
-
         linker->defineSymbol("lzma_properties", properties);
         // -2 for properties
         linker->defineSymbol("lzma_c_len", ph.c_len - 2);

src/util.cpp

@@ -43,6 +43,21 @@
 #include "miniacc.h"
 
 
+/*************************************************************************
+// bele.h
+**************************************************************************/
+
+namespace N_BELE_CTP {
+const BEPolicy be_policy;
+const LEPolicy le_policy;
+}
+
+namespace N_BELE_RTP {
+const BEPolicy be_policy;
+const LEPolicy le_policy;
+}
+
+
 /*************************************************************************
 // qsort() util
 **************************************************************************/
@@ -54,6 +69,13 @@ int __acc_cdecl_qsort be16_compare(const void *e1, const void *e2)
     return (d1 < d2) ? -1 : ((d1 > d2) ? 1 : 0);
 }
 
+int __acc_cdecl_qsort be24_compare(const void *e1, const void *e2)
+{
+    const unsigned d1 = get_be24(e1);
+    const unsigned d2 = get_be24(e2);
+    return (d1 < d2) ? -1 : ((d1 > d2) ? 1 : 0);
+}
+
 int __acc_cdecl_qsort be32_compare(const void *e1, const void *e2)
 {
     const unsigned d1 = get_be32(e1);
@@ -75,6 +97,13 @@ int __acc_cdecl_qsort le16_compare(const void *e1, const void *e2)
     return (d1 < d2) ? -1 : ((d1 > d2) ? 1 : 0);
 }
 
+int __acc_cdecl_qsort le24_compare(const void *e1, const void *e2)
+{
+    const unsigned d1 = get_le24(e1);
+    const unsigned d2 = get_le24(e2);
+    return (d1 < d2) ? -1 : ((d1 > d2) ? 1 : 0);
+}
+
 int __acc_cdecl_qsort le32_compare(const void *e1, const void *e2)
 {
     const unsigned d1 = get_le32(e1);
@@ -97,6 +126,13 @@ int __acc_cdecl_qsort be16_compare_signed(const void *e1, const void *e2)
     return (d1 < d2) ? -1 : ((d1 > d2) ? 1 : 0);
 }
 
+int __acc_cdecl_qsort be24_compare_signed(const void *e1, const void *e2)
+{
+    const int d1 = get_be24_signed(e1);
+    const int d2 = get_be24_signed(e2);
+    return (d1 < d2) ? -1 : ((d1 > d2) ? 1 : 0);
+}
+
 int __acc_cdecl_qsort be32_compare_signed(const void *e1, const void *e2)
 {
     const int d1 = get_be32_signed(e1);
@@ -118,6 +154,13 @@ int __acc_cdecl_qsort le16_compare_signed(const void *e1, const void *e2)
     return (d1 < d2) ? -1 : ((d1 > d2) ? 1 : 0);
 }
 
+int __acc_cdecl_qsort le24_compare_signed(const void *e1, const void *e2)
+{
+    const int d1 = get_le24_signed(e1);
+    const int d2 = get_le24_signed(e2);
+    return (d1 < d2) ? -1 : ((d1 > d2) ? 1 : 0);
+}
+
 int __acc_cdecl_qsort le32_compare_signed(const void *e1, const void *e2)
 {
     const int d1 = get_le32_signed(e1);