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ruby
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security enhancement of dl library (need test). 

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3609 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2003-03-24 09:38:37 +00:00
Родитель ab7dac4027
Коммит ece972717b
9 изменённых файлов: 175 добавлений и 158 удалений
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9
eval.c
Просмотреть файл

@ -139,7 +139,7 @@ rb_secure(level)
} }
void void
rb_check_safe_str(x) rb_check_safe_obj(x)
VALUE x; VALUE x;
{ {
if (ruby_safe_level > 0 && OBJ_TAINTED(x)){ if (ruby_safe_level > 0 && OBJ_TAINTED(x)){
@ -152,6 +152,13 @@ rb_check_safe_str(x)
} }
} }
rb_secure(4); rb_secure(4);
}
void
rb_check_safe_str(x)
VALUE x;
{
rb_check_safe_obj(x);
if (TYPE(x)!= T_STRING) { if (TYPE(x)!= T_STRING) {
rb_raise(rb_eTypeError, "wrong argument type %s (expected String)", rb_raise(rb_eTypeError, "wrong argument type %s (expected String)",
rb_obj_classname(x)); rb_obj_classname(x));

97
ext/dl/dl.c
Просмотреть файл

@ -24,8 +24,8 @@ rb_dl_scan_callback_args(long stack[], const char *proto,
VALUE val; VALUE val;
sp = stack; sp = stack;
for( i=1; proto[i]; i++ ){ for (i=1; proto[i]; i++) {
switch( proto[i] ){ switch (proto[i]) {
case 'C': case 'C':
{ {
char v; char v;
@ -162,11 +162,11 @@ dlsizeof(const char *cstr)
len = strlen(cstr); len = strlen(cstr);
size = 0; size = 0;
for( i=0; i<len; i++ ){ for (i=0; i<len; i++) {
n = 1; n = 1;
if( isdigit(cstr[i+1]) ){ if (isdigit(cstr[i+1])) {
dlen = 1; dlen = 1;
while( isdigit(cstr[i+dlen]) ){ dlen ++; }; while (isdigit(cstr[i+dlen])) { dlen ++; };
dlen --; dlen --;
d = ALLOCA_N(char, dlen + 1); d = ALLOCA_N(char, dlen + 1);
strncpy(d, cstr + i + 1, dlen); strncpy(d, cstr + i + 1, dlen);
@ -177,7 +177,7 @@ dlsizeof(const char *cstr)
dlen = 0; dlen = 0;
} }
switch( cstr[i] ){ switch (cstr[i]) {
case 'I': case 'I':
DLALIGN(0,size,INT_ALIGN); DLALIGN(0,size,INT_ALIGN);
case 'i': case 'i':
@ -234,9 +234,9 @@ c_farray(VALUE v, long *size)
len = RARRAY(v)->len; len = RARRAY(v)->len;
*size = sizeof(float) * len; *size = sizeof(float) * len;
ary = dlmalloc(*size); ary = dlmalloc(*size);
for( i=0; i < len; i++ ){ for (i=0; i < len; i++) {
e = rb_ary_entry(v, i); e = rb_ary_entry(v, i);
switch( TYPE(e) ){ switch (TYPE(e)) {
case T_FLOAT: case T_FLOAT:
ary[i] = (float)(RFLOAT(e)->value); ary[i] = (float)(RFLOAT(e)->value);
break; break;
@ -262,9 +262,9 @@ c_darray(VALUE v, long *size)
len = RARRAY(v)->len; len = RARRAY(v)->len;
*size = sizeof(double) * len; *size = sizeof(double) * len;
ary = dlmalloc(*size); ary = dlmalloc(*size);
for( i=0; i < len; i++ ){ for (i=0; i < len; i++) {
e = rb_ary_entry(v, i); e = rb_ary_entry(v, i);
switch( TYPE(e) ){ switch (TYPE(e)) {
case T_FLOAT: case T_FLOAT:
ary[i] = (double)(RFLOAT(e)->value); ary[i] = (double)(RFLOAT(e)->value);
break; break;
@ -290,9 +290,9 @@ c_larray(VALUE v, long *size)
len = RARRAY(v)->len; len = RARRAY(v)->len;
*size = sizeof(long) * len; *size = sizeof(long) * len;
ary = dlmalloc(*size); ary = dlmalloc(*size);
for( i=0; i < len; i++ ){ for (i=0; i < len; i++) {
e = rb_ary_entry(v, i); e = rb_ary_entry(v, i);
switch( TYPE(e) ){ switch (TYPE(e)) {
case T_FIXNUM: case T_FIXNUM:
case T_BIGNUM: case T_BIGNUM:
ary[i] = (long)(NUM2INT(e)); ary[i] = (long)(NUM2INT(e));
@ -319,9 +319,9 @@ c_iarray(VALUE v, long *size)
len = RARRAY(v)->len; len = RARRAY(v)->len;
*size = sizeof(int) * len; *size = sizeof(int) * len;
ary = dlmalloc(*size); ary = dlmalloc(*size);
for( i=0; i < len; i++ ){ for (i=0; i < len; i++) {
e = rb_ary_entry(v, i); e = rb_ary_entry(v, i);
switch( TYPE(e) ){ switch (TYPE(e)) {
case T_FIXNUM: case T_FIXNUM:
case T_BIGNUM: case T_BIGNUM:
ary[i] = (int)(NUM2INT(e)); ary[i] = (int)(NUM2INT(e));
@ -348,9 +348,9 @@ c_harray(VALUE v, long *size)
len = RARRAY(v)->len; len = RARRAY(v)->len;
*size = sizeof(short) * len; *size = sizeof(short) * len;
ary = dlmalloc(*size); ary = dlmalloc(*size);
for( i=0; i < len; i++ ){ for (i=0; i < len; i++) {
e = rb_ary_entry(v, i); e = rb_ary_entry(v, i);
switch( TYPE(e) ){ switch (TYPE(e)) {
case T_FIXNUM: case T_FIXNUM:
case T_BIGNUM: case T_BIGNUM:
ary[i] = (short)(NUM2INT(e)); ary[i] = (short)(NUM2INT(e));
@ -377,9 +377,9 @@ c_carray(VALUE v, long *size)
len = RARRAY(v)->len; len = RARRAY(v)->len;
*size = sizeof(char) * len; *size = sizeof(char) * len;
ary = dlmalloc(*size); ary = dlmalloc(*size);
for( i=0; i < len; i++ ){ for (i=0; i < len; i++) {
e = rb_ary_entry(v, i); e = rb_ary_entry(v, i);
switch( TYPE(e) ){ switch (TYPE(e)) {
case T_FIXNUM: case T_FIXNUM:
case T_BIGNUM: case T_BIGNUM:
ary[i] = (char)(NUM2INT(e)); ary[i] = (char)(NUM2INT(e));
@ -401,15 +401,23 @@ c_parray(VALUE v, long *size)
{ {
int i, len; int i, len;
void **ary; void **ary;
VALUE e; VALUE e, tmp;
len = RARRAY(v)->len; len = RARRAY(v)->len;
*size = sizeof(void*) * len; *size = sizeof(void*) * len;
ary = dlmalloc(*size); ary = dlmalloc(*size);
for( i=0; i < len; i++ ){ for (i=0; i < len; i++) {
e = rb_ary_entry(v, i); e = rb_ary_entry(v, i);
switch( TYPE(e) ){ switch (TYPE(e)) {
default:
tmp = rb_check_string_type(e);
if (NIL_P(tmp)) {
rb_raise(rb_eDLTypeError, "unexpected type of the element #%d", i);
}
e = tmp;
/* fall through */
case T_STRING: case T_STRING:
rb_check_safe_str(e);
{ {
char *str, *src; char *str, *src;
src = RSTRING(e)->ptr; src = RSTRING(e)->ptr;
@ -421,7 +429,7 @@ c_parray(VALUE v, long *size)
ary[i] = NULL; ary[i] = NULL;
break; break;
case T_DATA: case T_DATA:
if( rb_obj_is_kind_of(e, rb_cDLPtrData) ){ if (rb_obj_is_kind_of(e, rb_cDLPtrData)) {
struct ptr_data *pdata; struct ptr_data *pdata;
Data_Get_Struct(e, struct ptr_data, pdata); Data_Get_Struct(e, struct ptr_data, pdata);
ary[i] = (void*)(pdata->ptr); ary[i] = (void*)(pdata->ptr);
@ -430,9 +438,6 @@ c_parray(VALUE v, long *size)
rb_raise(rb_eDLTypeError, "unexpected type of the element #%d", i); rb_raise(rb_eDLTypeError, "unexpected type of the element #%d", i);
} }
break; break;
default:
rb_raise(rb_eDLTypeError, "unexpected type of the element #%d", i);
break;
} }
} }
@ -445,24 +450,26 @@ rb_ary2cary(char t, VALUE v, long *size)
int len; int len;
VALUE val0; VALUE val0;
if( TYPE(v) != T_ARRAY ){ val0 = rb_check_array_type(v);
if(NIL_P(TYPE(val0))) {
rb_raise(rb_eDLTypeError, "an array is expected."); rb_raise(rb_eDLTypeError, "an array is expected.");
} }
v = val0;
len = RARRAY(v)->len; len = RARRAY(v)->len;
if( len == 0 ){ if (len == 0) {
return NULL; return NULL;
} }
if( !size ){ if (!size) {
size = ALLOCA_N(long,1); size = ALLOCA_N(long,1);
} }
val0 = rb_ary_entry(v,0); val0 = rb_ary_entry(v,0);
switch( TYPE(val0) ){ switch (TYPE(val0)) {
case T_FIXNUM: case T_FIXNUM:
case T_BIGNUM: case T_BIGNUM:
switch( t ){ switch (t) {
case 'C': case 'c': case 'C': case 'c':
return (void*)c_carray(v,size); return (void*)c_carray(v,size);
case 'H': case 'h': case 'H': case 'h':
@ -477,7 +484,7 @@ rb_ary2cary(char t, VALUE v, long *size)
case T_STRING: case T_STRING:
return (void*)c_parray(v,size); return (void*)c_parray(v,size);
case T_FLOAT: case T_FLOAT:
switch( t ){ switch (t) {
case 'F': case 'f': case 'F': case 'f':
return (void*)c_farray(v,size); return (void*)c_farray(v,size);
case 'D': case 'd': case 0: case 'D': case 'd': case 0:
@ -485,7 +492,7 @@ rb_ary2cary(char t, VALUE v, long *size)
} }
rb_raise(rb_eDLTypeError, "type mismatch"); rb_raise(rb_eDLTypeError, "type mismatch");
case T_DATA: case T_DATA:
if( rb_obj_is_kind_of(val0, rb_cDLPtrData) ){ if (rb_obj_is_kind_of(val0, rb_cDLPtrData)) {
return (void*)c_parray(v,size); return (void*)c_parray(v,size);
} }
rb_raise(rb_eDLTypeError, "type mismatch"); rb_raise(rb_eDLTypeError, "type mismatch");
@ -516,7 +523,7 @@ rb_ary_to_ptr(int argc, VALUE argv[], VALUE self)
VALUE t; VALUE t;
long size; long size;
switch( rb_scan_args(argc, argv, "01", &t) ){ switch (rb_scan_args(argc, argv, "01", &t)) {
case 1: case 1:
ptr = rb_ary2cary(StringValuePtr(t)[0], self, &size); ptr = rb_ary2cary(StringValuePtr(t)[0], self, &size);
break; break;
@ -556,15 +563,13 @@ rb_dl_malloc(VALUE self, VALUE size)
VALUE VALUE
rb_dl_strdup(VALUE self, VALUE str) rb_dl_strdup(VALUE self, VALUE str)
{ {
rb_secure(4); SafeStringValue(str);
str = rb_String(str);
return rb_dlptr_new(strdup(RSTRING(str)->ptr), RSTRING(str)->len, dlfree); return rb_dlptr_new(strdup(RSTRING(str)->ptr), RSTRING(str)->len, dlfree);
} }
static VALUE static VALUE
rb_dl_sizeof(VALUE self, VALUE str) rb_dl_sizeof(VALUE self, VALUE str)
{ {
rb_secure(4);
return INT2NUM(dlsizeof(StringValuePtr(str))); return INT2NUM(dlsizeof(StringValuePtr(str)));
} }
@ -577,9 +582,9 @@ rb_dl_callback(int argc, VALUE argv[], VALUE self)
rb_secure(4); rb_secure(4);
proc = Qnil; proc = Qnil;
switch( rb_scan_args(argc, argv, "11", &type, &proc) ){ switch (rb_scan_args(argc, argv, "11", &type, &proc)) {
case 1: case 1:
if( rb_block_given_p() ){ if (rb_block_given_p()) {
proc = rb_f_lambda(); proc = rb_f_lambda();
} }
else{ else{
@ -589,8 +594,8 @@ rb_dl_callback(int argc, VALUE argv[], VALUE self)
break; break;
} }
Check_Type(type, T_STRING); StringValue(type);
switch( RSTRING(type)->ptr[0] ){ switch (RSTRING(type)->ptr[0]) {
case '0': case '0':
rettype = 0x00; rettype = 0x00;
break; break;
@ -620,13 +625,13 @@ rb_dl_callback(int argc, VALUE argv[], VALUE self)
} }
entry = -1; entry = -1;
for( i=0; i < MAX_CALLBACK; i++ ){ for (i=0; i < MAX_CALLBACK; i++) {
if( rb_hash_aref(DLFuncTable, rb_assoc_new(INT2NUM(rettype), INT2NUM(i))) == Qnil ){ if (rb_hash_aref(DLFuncTable, rb_assoc_new(INT2NUM(rettype), INT2NUM(i))) == Qnil) {
entry = i; entry = i;
break; break;
} }
} }
if( entry < 0 ){ if (entry < 0) {
rb_raise(rb_eDLError, "too many callbacks are defined."); rb_raise(rb_eDLError, "too many callbacks are defined.");
} }
@ -646,9 +651,9 @@ rb_dl_remove_callback(VALUE mod, VALUE sym)
rb_secure(4); rb_secure(4);
f = rb_dlsym2csym(sym); f = rb_dlsym2csym(sym);
for( i=0; i < CALLBACK_TYPES; i++ ){ for (i=0; i < CALLBACK_TYPES; i++) {
for( j=0; j < MAX_CALLBACK; j++ ){ for (j=0; j < MAX_CALLBACK; j++) {
if( rb_dl_callback_table[i][j] == f ){ if (rb_dl_callback_table[i][j] == f) {
rb_hash_aset(DLFuncTable, rb_assoc_new(INT2NUM(i),INT2NUM(j)),Qnil); rb_hash_aset(DLFuncTable, rb_assoc_new(INT2NUM(i),INT2NUM(j)),Qnil);
break; break;
} }

29
ext/dl/handle.c
Просмотреть файл

@ -10,7 +10,7 @@ VALUE rb_cDLHandle;
void void
dlhandle_free(struct dl_handle *dlhandle) dlhandle_free(struct dl_handle *dlhandle)
{ {
if( dlhandle->ptr && dlhandle->open && dlhandle->enable_close ){ if (dlhandle->ptr && dlhandle->open && dlhandle->enable_close) {
dlclose(dlhandle->ptr); dlclose(dlhandle->ptr);
} }
} }
@ -50,7 +50,7 @@ rb_dlhandle_initialize(int argc, VALUE argv[], VALUE self)
int cflag; int cflag;
const char *err; const char *err;
switch( rb_scan_args(argc, argv, "11", &lib, &flag) ){ switch (rb_scan_args(argc, argv, "11", &lib, &flag)) {
case 1: case 1:
clib = StringValuePtr(lib); clib = StringValuePtr(lib);
cflag = RTLD_LAZY | RTLD_GLOBAL; cflag = RTLD_LAZY | RTLD_GLOBAL;
@ -65,24 +65,24 @@ rb_dlhandle_initialize(int argc, VALUE argv[], VALUE self)
ptr = dlopen(clib, cflag); ptr = dlopen(clib, cflag);
#if defined(HAVE_DLERROR) #if defined(HAVE_DLERROR)
if( !ptr && (err = dlerror()) ){ if (!ptr && (err = dlerror())) {
rb_raise(rb_eRuntimeError, err); rb_raise(rb_eRuntimeError, err);
} }
#else #else
if( !ptr ){ if (!ptr) {
err = dlerror(); err = dlerror();
rb_raise(rb_eRuntimeError, err); rb_raise(rb_eRuntimeError, err);
} }
#endif #endif
Data_Get_Struct(self, struct dl_handle, dlhandle); Data_Get_Struct(self, struct dl_handle, dlhandle);
if( dlhandle->ptr && dlhandle->open && dlhandle->enable_close ){ if (dlhandle->ptr && dlhandle->open && dlhandle->enable_close) {
dlclose(dlhandle->ptr); dlclose(dlhandle->ptr);
} }
dlhandle->ptr = ptr; dlhandle->ptr = ptr;
dlhandle->open = 1; dlhandle->open = 1;
dlhandle->enable_close = 0; dlhandle->enable_close = 0;
if( rb_block_given_p() ){ if (rb_block_given_p()) {
rb_ensure(rb_yield, self, rb_dlhandle_close, self); rb_ensure(rb_yield, self, rb_dlhandle_close, self);
} }
@ -138,14 +138,16 @@ rb_dlhandle_sym(int argc, VALUE argv[], VALUE self)
const char *name, *stype; const char *name, *stype;
const char *err; const char *err;
if( rb_scan_args(argc, argv, "11", &sym, &type) == 2 ){ rb_secure(4);
if (rb_scan_args(argc, argv, "11", &sym, &type) == 2) {
SafeStringValue(type);
stype = StringValuePtr(type); stype = StringValuePtr(type);
} }
else{ else{
stype = NULL; stype = NULL;
} }
if( sym == Qnil ){ if (sym == Qnil) {
#if defined(RTLD_NEXT) #if defined(RTLD_NEXT)
name = RTLD_NEXT; name = RTLD_NEXT;
#else #else
@ -153,21 +155,22 @@ rb_dlhandle_sym(int argc, VALUE argv[], VALUE self)
#endif #endif
} }
else{ else{
SafeStringValue(sym);
name = StringValuePtr(sym); name = StringValuePtr(sym);
} }
Data_Get_Struct(self, struct dl_handle, dlhandle); Data_Get_Struct(self, struct dl_handle, dlhandle);
if( ! dlhandle->open ){ if (! dlhandle->open) {
rb_raise(rb_eRuntimeError, "Closed handle."); rb_raise(rb_eRuntimeError, "Closed handle.");
} }
handle = dlhandle->ptr; handle = dlhandle->ptr;
func = dlsym(handle, name); func = dlsym(handle, name);
#if defined(HAVE_DLERROR) #if defined(HAVE_DLERROR)
if( !func && (err = dlerror()) ) if (!func && (err = dlerror()))
#else #else
if( !func ) if (!func)
#endif #endif
{ {
#if defined(__CYGWIN__) || defined(WIN32) || defined(__MINGW32__) #if defined(__CYGWIN__) || defined(WIN32) || defined(__MINGW32__)
@ -180,9 +183,9 @@ rb_dlhandle_sym(int argc, VALUE argv[], VALUE self)
func = dlsym(handle, name_a); func = dlsym(handle, name_a);
dlfree(name_a); dlfree(name_a);
#if defined(HAVE_DLERROR) #if defined(HAVE_DLERROR)
if( !func && (err = dlerror()) ) if (!func && (err = dlerror()))
#else #else
if( !func ) if (!func)
#endif #endif
{ {
rb_raise(rb_eRuntimeError, "Unknown symbol \"%sA\".", name); rb_raise(rb_eRuntimeError, "Unknown symbol \"%sA\".", name);

152
ext/dl/ptr.c
Просмотреть файл

@ -33,7 +33,7 @@ rb_dlmem_delete(void *ptr)
static void static void
rb_dlmem_aset(void *ptr, VALUE obj) rb_dlmem_aset(void *ptr, VALUE obj)
{ {
if( obj == Qnil ){ if (obj == Qnil) {
rb_dlmem_delete(ptr); rb_dlmem_delete(ptr);
} }
else{ else{
@ -53,22 +53,22 @@ rb_dlmem_aref(void *ptr)
void void
dlptr_free(struct ptr_data *data) dlptr_free(struct ptr_data *data)
{ {
if( data->ptr ){ if (data->ptr) {
DEBUG_CODE({ DEBUG_CODE({
printf("dlptr_free(): removing the pointer `0x%x' from the MemorySpace\n", printf("dlptr_free(): removing the pointer `0x%x' from the MemorySpace\n",
data->ptr); data->ptr);
}); });
rb_dlmem_delete(data->ptr); rb_dlmem_delete(data->ptr);
if( data->free ){ if (data->free) {
DEBUG_CODE({ DEBUG_CODE({
printf("dlptr_free(): 0x%x(data->ptr:0x%x)\n",data->free,data->ptr); printf("dlptr_free(): 0x%x(data->ptr:0x%x)\n",data->free,data->ptr);
}); });
(*(data->free))(data->ptr); (*(data->free))(data->ptr);
} }
} }
if( data->stype ) dlfree(data->stype); if (data->stype) dlfree(data->stype);
if( data->ssize ) dlfree(data->ssize); if (data->ssize) dlfree(data->ssize);
if( data->ids ) dlfree(data->ids); if (data->ids) dlfree(data->ids);
} }
void void
@ -82,6 +82,7 @@ dlptr_init(VALUE val)
data->ptr); data->ptr);
}); });
rb_dlmem_aset(data->ptr, val); rb_dlmem_aset(data->ptr, val);
OBJ_TAINT(val);
} }
VALUE VALUE
@ -91,9 +92,9 @@ rb_dlptr_new2(VALUE klass, void *ptr, long size, freefunc_t func)
VALUE val; VALUE val;
rb_secure(4); rb_secure(4);
if( ptr ){ if (ptr) {
val = rb_dlmem_aref(ptr); val = rb_dlmem_aref(ptr);
if( val == Qnil ){ if (val == Qnil) {
val = Data_Make_Struct(klass, struct ptr_data, val = Data_Make_Struct(klass, struct ptr_data,
0, dlptr_free, data); 0, dlptr_free, data);
data->ptr = ptr; data->ptr = ptr;
@ -108,7 +109,7 @@ rb_dlptr_new2(VALUE klass, void *ptr, long size, freefunc_t func)
dlptr_init(val); dlptr_init(val);
} }
else{ else{
if( func ){ if (func) {
Data_Get_Struct(val, struct ptr_data, data); Data_Get_Struct(val, struct ptr_data, data);
data->free = func; data->free = func;
} }
@ -144,11 +145,11 @@ rb_dlptr2cptr(VALUE val)
struct ptr_data *data; struct ptr_data *data;
void *ptr; void *ptr;
if( rb_obj_is_kind_of(val, rb_cDLPtrData) ){ if (rb_obj_is_kind_of(val, rb_cDLPtrData)) {
Data_Get_Struct(val, struct ptr_data, data); Data_Get_Struct(val, struct ptr_data, data);
ptr = data->ptr; ptr = data->ptr;
} }
else if( val == Qnil ){ else if (val == Qnil) {
ptr = NULL; ptr = NULL;
} }
else{ else{
@ -188,7 +189,7 @@ rb_dlptr_initialize(int argc, VALUE argv[], VALUE self)
freefunc_t f = NULL; freefunc_t f = NULL;
long s = 0; long s = 0;
switch( rb_scan_args(argc, argv, "12", &ptr, &size, &sym) ){ switch (rb_scan_args(argc, argv, "12", &ptr, &size, &sym)) {
case 1: case 1:
p = (void*)(DLNUM2LONG(rb_Integer(ptr))); p = (void*)(DLNUM2LONG(rb_Integer(ptr)));
break; break;
@ -205,9 +206,9 @@ rb_dlptr_initialize(int argc, VALUE argv[], VALUE self)
rb_bug("rb_dlptr_initialize"); rb_bug("rb_dlptr_initialize");
} }
if( p ){ if (p) {
Data_Get_Struct(self, struct ptr_data, data); Data_Get_Struct(self, struct ptr_data, data);
if( data->ptr && data->free ){ if (data->ptr && data->free) {
/* Free previous memory. Use of inappropriate initialize may cause SEGV. */ /* Free previous memory. Use of inappropriate initialize may cause SEGV. */
(*(data->free))(data->ptr); (*(data->free))(data->ptr);
} }
@ -226,7 +227,7 @@ rb_dlptr_s_malloc(int argc, VALUE argv[], VALUE klass)
int s; int s;
freefunc_t f = NULL; freefunc_t f = NULL;
switch( rb_scan_args(argc, argv, "11", &size, &sym) ){ switch (rb_scan_args(argc, argv, "11", &size, &sym)) {
case 1: case 1:
s = NUM2INT(size); s = NUM2INT(size);
break; break;
@ -313,14 +314,14 @@ rb_dlptr_to_array(int argc, VALUE argv[], VALUE self)
Data_Get_Struct(self, struct ptr_data, data); Data_Get_Struct(self, struct ptr_data, data);
switch( rb_scan_args(argc, argv, "11", &type, &size) ){ switch (rb_scan_args(argc, argv, "11", &type, &size)) {
case 2: case 2:
t = StringValuePtr(type)[0]; t = StringValuePtr(type)[0];
n = NUM2INT(size); n = NUM2INT(size);
break; break;
case 1: case 1:
t = StringValuePtr(type)[0]; t = StringValuePtr(type)[0];
switch( t ){ switch (t) {
case 'C': case 'C':
n = data->size; n = data->size;
break; break;
@ -343,9 +344,9 @@ rb_dlptr_to_array(int argc, VALUE argv[], VALUE self)
n = data->size / sizeof(void*); n = data->size / sizeof(void*);
break; break;
default: default:
if( t == 'p' || t == 's' ){ if (t == 'p' || t == 's') {
int i; int i;
for( i=0; ((void**)(data->ptr))[i]; i++ ){}; for (i=0; ((void**)(data->ptr))[i]; i++) {};
n = i; n = i;
} }
else{ else{
@ -359,8 +360,8 @@ rb_dlptr_to_array(int argc, VALUE argv[], VALUE self)
ary = rb_ary_new(); ary = rb_ary_new();
for( i=0; i < n; i++ ){ for (i=0; i < n; i++) {
switch( t ){ switch (t) {
case 'C': case 'C':
rb_ary_push(ary, INT2NUM(((char*)(data->ptr))[i])); rb_ary_push(ary, INT2NUM(((char*)(data->ptr))[i]));
break; break;
@ -381,7 +382,7 @@ rb_dlptr_to_array(int argc, VALUE argv[], VALUE self)
case 'S': case 'S':
{ {
char *str = ((char**)(data->ptr))[i]; char *str = ((char**)(data->ptr))[i];
if( str ){ if (str) {
rb_ary_push(ary, rb_tainted_str_new2(str)); rb_ary_push(ary, rb_tainted_str_new2(str));
} }
else{ else{
@ -392,7 +393,7 @@ rb_dlptr_to_array(int argc, VALUE argv[], VALUE self)
case 's': case 's':
{ {
char *str = ((char**)(data->ptr))[i]; char *str = ((char**)(data->ptr))[i];
if( str ){ if (str) {
rb_ary_push(ary, rb_tainted_str_new2(str)); rb_ary_push(ary, rb_tainted_str_new2(str));
xfree(str); xfree(str);
} }
@ -423,7 +424,7 @@ rb_dlptr_to_s(int argc, VALUE argv[], VALUE self)
int len; int len;
Data_Get_Struct(self, struct ptr_data, data); Data_Get_Struct(self, struct ptr_data, data);
switch( rb_scan_args(argc, argv, "01", &arg1) ){ switch (rb_scan_args(argc, argv, "01", &arg1)) {
case 0: case 0:
val = rb_tainted_str_new2((char*)(data->ptr)); val = rb_tainted_str_new2((char*)(data->ptr));
break; break;
@ -446,7 +447,7 @@ rb_dlptr_to_str(int argc, VALUE argv[], VALUE self)
int len; int len;
Data_Get_Struct(self, struct ptr_data, data); Data_Get_Struct(self, struct ptr_data, data);
switch( rb_scan_args(argc, argv, "01", &arg1) ){ switch (rb_scan_args(argc, argv, "01", &arg1)) {
case 0: case 0:
val = rb_tainted_str_new((char*)(data->ptr),data->size); val = rb_tainted_str_new((char*)(data->ptr),data->size);
break; break;
@ -527,16 +528,16 @@ rb_dlptr_define_data_type(int argc, VALUE argv[], VALUE self)
rb_scan_args(argc, argv, "11*", &data_type, &type, &rest); rb_scan_args(argc, argv, "11*", &data_type, &type, &rest);
Data_Get_Struct(self, struct ptr_data, data); Data_Get_Struct(self, struct ptr_data, data);
if( argc == 1 || (argc == 2 && type == Qnil) ){ if (argc == 1 || (argc == 2 && type == Qnil)) {
if( NUM2INT(data_type) == DLPTR_CTYPE_UNKNOWN ){ if (NUM2INT(data_type) == DLPTR_CTYPE_UNKNOWN) {
data->ctype = DLPTR_CTYPE_UNKNOWN; data->ctype = DLPTR_CTYPE_UNKNOWN;
data->slen = 0; data->slen = 0;
data->ids_num = 0; data->ids_num = 0;
if( data->stype ){ if (data->stype) {
dlfree(data->stype); dlfree(data->stype);
data->stype = NULL; data->stype = NULL;
} }
if( data->ids ){ if (data->ids) {
dlfree(data->ids); dlfree(data->ids);
data->ids = NULL; data->ids = NULL;
} }
@ -551,32 +552,29 @@ rb_dlptr_define_data_type(int argc, VALUE argv[], VALUE self)
StringValue(type); StringValue(type);
Check_Type(rest, T_ARRAY); Check_Type(rest, T_ARRAY);
num = RARRAY(rest)->len; num = RARRAY(rest)->len;
for( i=0; i<num; i++ ){ for (i=0; i<num; i++) {
vid = rb_ary_entry(rest,i); rb_to_id(rb_ary_entry(rest,i));
if( !(TYPE(vid)==T_STRING || TYPE(vid)==T_SYMBOL) ){
rb_raise(rb_eTypeError, "#%d must be a string or symbol", i + 2);
}
} }
data->ctype = t; data->ctype = t;
data->slen = num; data->slen = num;
data->ids_num = num; data->ids_num = num;
if( data->stype ) dlfree(data->stype); if (data->stype) dlfree(data->stype);
data->stype = (char*)dlmalloc(sizeof(char) * num); data->stype = (char*)dlmalloc(sizeof(char) * num);
if( data->ssize ) dlfree(data->ssize); if (data->ssize) dlfree(data->ssize);
data->ssize = (int*)dlmalloc(sizeof(int) * num); data->ssize = (int*)dlmalloc(sizeof(int) * num);
if( data->ids ) dlfree(data->ids); if (data->ids) dlfree(data->ids);
data->ids = (ID*)dlmalloc(sizeof(ID) * data->ids_num); data->ids = (ID*)dlmalloc(sizeof(ID) * data->ids_num);
ctype = StringValuePtr(type); ctype = StringValuePtr(type);
for( i=0; i<num; i++ ){ for (i=0; i<num; i++) {
vid = rb_ary_entry(rest,i); vid = rb_ary_entry(rest,i);
data->ids[i] = rb_to_id(vid); data->ids[i] = rb_to_id(vid);
data->stype[i] = *ctype; data->stype[i] = *ctype;
ctype ++; ctype ++;
if( isdigit(*ctype) ){ if (isdigit(*ctype)) {
char *p, *d; char *p, *d;
for( p=ctype; isdigit(*p); p++ ) ; for (p=ctype; isdigit(*p); p++) ;
d = ALLOCA_N(char, p - ctype + 1); d = ALLOCA_N(char, p - ctype + 1);
strncpy(d, ctype, p - ctype); strncpy(d, ctype, p - ctype);
d[p - ctype] = '\0'; d[p - ctype] = '\0';
@ -588,11 +586,11 @@ rb_dlptr_define_data_type(int argc, VALUE argv[], VALUE self)
} }
} }
if( *ctype ){ if (*ctype) {
rb_raise(rb_eArgError, "too few/many arguments"); rb_raise(rb_eArgError, "too few/many arguments");
} }
if( !data->size ) if (!data->size)
data->size = dlsizeof(RSTRING(type)->ptr); data->size = dlsizeof(RSTRING(type)->ptr);
return Qnil; return Qnil;
@ -607,7 +605,7 @@ rb_dlptr_define_struct(int argc, VALUE argv[], VALUE self)
pass_argc = argc + 1; pass_argc = argc + 1;
pass_argv = ALLOCA_N(VALUE, pass_argc); pass_argv = ALLOCA_N(VALUE, pass_argc);
pass_argv[0] = INT2FIX(DLPTR_CTYPE_STRUCT); pass_argv[0] = INT2FIX(DLPTR_CTYPE_STRUCT);
for( i=1; i<pass_argc; i++ ){ for (i=1; i<pass_argc; i++) {
pass_argv[i] = argv[i-1]; pass_argv[i] = argv[i-1];
} }
return rb_dlptr_define_data_type(pass_argc, pass_argv, self); return rb_dlptr_define_data_type(pass_argc, pass_argv, self);
@ -622,7 +620,7 @@ rb_dlptr_define_union(int argc, VALUE argv[], VALUE self)
pass_argc = argc + 1; pass_argc = argc + 1;
pass_argv = ALLOCA_N(VALUE, pass_argc); pass_argv = ALLOCA_N(VALUE, pass_argc);
pass_argv[0] = INT2FIX(DLPTR_CTYPE_UNION); pass_argv[0] = INT2FIX(DLPTR_CTYPE_UNION);
for( i=1; i<pass_argc; i++ ){ for (i=1; i<pass_argc; i++) {
pass_argv[i] = argv[i-1]; pass_argv[i] = argv[i-1];
} }
return rb_dlptr_define_data_type(pass_argc, pass_argv, self); return rb_dlptr_define_data_type(pass_argc, pass_argv, self);
@ -634,7 +632,7 @@ rb_dlptr_get_data_type(VALUE self)
struct ptr_data *data; struct ptr_data *data;
Data_Get_Struct(self, struct ptr_data, data); Data_Get_Struct(self, struct ptr_data, data);
if( data->stype ) if (data->stype)
return rb_assoc_new(INT2FIX(data->ctype), return rb_assoc_new(INT2FIX(data->ctype),
rb_tainted_str_new(data->stype, data->slen)); rb_tainted_str_new(data->stype, data->slen));
else else
@ -648,11 +646,11 @@ cary2ary(void *ptr, char t, int len)
VALUE elem; VALUE elem;
int i; int i;
if( len < 1 ) if (len < 1)
return Qnil; return Qnil;
if( len == 1 ){ if (len == 1) {
switch( t ){ switch (t) {
case 'I': case 'I':
elem = INT2NUM(*((int*)ptr)); elem = INT2NUM(*((int*)ptr));
ptr = (char *)ptr + sizeof(int); ptr = (char *)ptr + sizeof(int);
@ -689,8 +687,8 @@ cary2ary(void *ptr, char t, int len)
} }
ary = rb_ary_new(); ary = rb_ary_new();
for( i=0; i < len; i++ ){ for (i=0; i < len; i++) {
switch( t ){ switch (t) {
case 'I': case 'I':
elem = INT2NUM(*((int*)ptr)); elem = INT2NUM(*((int*)ptr));
ptr = (char *)ptr + sizeof(int); ptr = (char *)ptr + sizeof(int);
@ -738,28 +736,28 @@ rb_dlptr_aref(int argc, VALUE argv[], VALUE self)
int i; int i;
int offset; int offset;
if( rb_scan_args(argc, argv, "11", &key, &num) == 1 ){ if (rb_scan_args(argc, argv, "11", &key, &num) == 1) {
num = INT2NUM(0); num = INT2NUM(0);
} }
if( TYPE(key) == T_FIXNUM || TYPE(key) == T_BIGNUM ){ if (TYPE(key) == T_FIXNUM || TYPE(key) == T_BIGNUM) {
VALUE pass[1]; VALUE pass[1];
pass[0] = num; pass[0] = num;
return rb_dlptr_to_str(1, pass, rb_dlptr_plus(self, key)); return rb_dlptr_to_str(1, pass, rb_dlptr_plus(self, key));
} }
rb_to_id(key);
if( ! (TYPE(key) == T_STRING || TYPE(key) == T_SYMBOL ) ){ if (! (TYPE(key) == T_STRING || TYPE(key) == T_SYMBOL)) {
rb_raise(rb_eTypeError, "the key must be a string or symbol"); rb_raise(rb_eTypeError, "the key must be a string or symbol");
} }
id = rb_to_id(key); id = rb_to_id(key);
Data_Get_Struct(self, struct ptr_data, data); Data_Get_Struct(self, struct ptr_data, data);
offset = 0; offset = 0;
switch( data->ctype ){ switch (data->ctype) {
case DLPTR_CTYPE_STRUCT: case DLPTR_CTYPE_STRUCT:
for( i=0; i < data->ids_num; i++ ){ for (i=0; i < data->ids_num; i++) {
if( data->ids[i] == id ){ if (data->ids[i] == id) {
switch( data->stype[i] ){ switch (data->stype[i]) {
case 'I': case 'I':
DLALIGN(data->ptr,offset,INT_ALIGN); DLALIGN(data->ptr,offset,INT_ALIGN);
break; break;
@ -786,7 +784,7 @@ rb_dlptr_aref(int argc, VALUE argv[], VALUE self)
} }
return cary2ary((char *)data->ptr + offset, data->stype[i], data->ssize[i]); return cary2ary((char *)data->ptr + offset, data->stype[i], data->ssize[i]);
} }
switch( data->stype[i] ){ switch (data->stype[i]) {
case 'I': case 'I':
offset += sizeof(int) * data->ssize[i]; offset += sizeof(int) * data->ssize[i];
break; break;
@ -815,8 +813,8 @@ rb_dlptr_aref(int argc, VALUE argv[], VALUE self)
} }
break; break;
case DLPTR_CTYPE_UNION: case DLPTR_CTYPE_UNION:
for( i=0; i < data->ids_num; i++ ){ for (i=0; i < data->ids_num; i++) {
if( data->ids[i] == id ){ if (data->ids[i] == id) {
return cary2ary((char *)data->ptr + offset, data->stype[i], data->ssize[i]); return cary2ary((char *)data->ptr + offset, data->stype[i], data->ssize[i]);
} }
} }
@ -834,7 +832,7 @@ ary2cary(char t, VALUE val, long *size)
{ {
void *ptr; void *ptr;
if( TYPE(val) == T_ARRAY ){ if (TYPE(val) == T_ARRAY) {
ptr = rb_ary2cary(t, val, size); ptr = rb_ary2cary(t, val, size);
} }
else{ else{
@ -855,14 +853,14 @@ rb_dlptr_aset(int argc, VALUE argv[], VALUE self)
void *memimg; void *memimg;
rb_secure(4); rb_secure(4);
switch( rb_scan_args(argc, argv, "21", &key, &num, &val) ){ switch (rb_scan_args(argc, argv, "21", &key, &num, &val)) {
case 2: case 2:
val = num; val = num;
num = Qnil; num = Qnil;
break; break;
} }
if( TYPE(key) == T_FIXNUM || TYPE(key) == T_BIGNUM ){ if (TYPE(key) == T_FIXNUM || TYPE(key) == T_BIGNUM) {
void *dst, *src; void *dst, *src;
long len; long len;
@ -871,29 +869,25 @@ rb_dlptr_aset(int argc, VALUE argv[], VALUE self)
dst = (void*)((long)(data->ptr) + DLNUM2LONG(key)); dst = (void*)((long)(data->ptr) + DLNUM2LONG(key));
src = RSTRING(val)->ptr; src = RSTRING(val)->ptr;
len = RSTRING(val)->len; len = RSTRING(val)->len;
if( num == Qnil ){ if (num == Qnil) {
memcpy(dst, src, len); memcpy(dst, src, len);
} }
else{ else{
long n = NUM2INT(num); long n = NUM2INT(num);
memcpy(dst, src, n < len ? n : len); memcpy(dst, src, n < len ? n : len);
if( n > len ) MEMZERO((char*)dst + len, char, n - len); if (n > len) MEMZERO((char*)dst + len, char, n - len);
} }
return val; return val;
} }
if( ! (TYPE(key) == T_STRING || TYPE(key) == T_SYMBOL ) ){
rb_raise(rb_eTypeError, "the key must be a string or symbol");
}
id = rb_to_id(key); id = rb_to_id(key);
Data_Get_Struct(self, struct ptr_data, data); Data_Get_Struct(self, struct ptr_data, data);
switch( data->ctype ){ switch (data->ctype) {
case DLPTR_CTYPE_STRUCT: case DLPTR_CTYPE_STRUCT:
offset = 0; offset = 0;
for( i=0; i < data->ids_num; i++ ){ for (i=0; i < data->ids_num; i++) {
if( data->ids[i] == id ){ if (data->ids[i] == id) {
switch( data->stype[i] ){ switch (data->stype[i]) {
case 'I': case 'I':
DLALIGN(data->ptr,offset,INT_ALIGN); DLALIGN(data->ptr,offset,INT_ALIGN);
break; break;
@ -922,7 +916,7 @@ rb_dlptr_aset(int argc, VALUE argv[], VALUE self)
memcpy((char *)data->ptr + offset, memimg, memsize); memcpy((char *)data->ptr + offset, memimg, memsize);
return val; return val;
} }
switch( data->stype[i] ){ switch (data->stype[i]) {
case 'I': case 'I':
case 'i': case 'i':
offset += sizeof(int) * data->ssize[i]; offset += sizeof(int) * data->ssize[i];
@ -960,9 +954,9 @@ rb_dlptr_aset(int argc, VALUE argv[], VALUE self)
return val; return val;
/* break; */ /* break; */
case DLPTR_CTYPE_UNION: case DLPTR_CTYPE_UNION:
for( i=0; i < data->ids_num; i++ ){ for (i=0; i < data->ids_num; i++) {
if( data->ids[i] == id ){ if (data->ids[i] == id) {
switch( data->stype[i] ){ switch (data->stype[i]) {
case 'I': case 'i': case 'I': case 'i':
memsize = sizeof(int) * data->ssize[i]; memsize = sizeof(int) * data->ssize[i];
break; break;
@ -1007,7 +1001,7 @@ rb_dlptr_size(int argc, VALUE argv[], VALUE self)
{ {
VALUE size; VALUE size;
if( rb_scan_args(argc, argv, "01", &size) == 0){ if (rb_scan_args(argc, argv, "01", &size) == 0){
return DLLONG2NUM(RDLPTR(self)->size); return DLLONG2NUM(RDLPTR(self)->size);
} }
else{ else{

20
ext/dl/sym.c
Просмотреть файл

@ -330,7 +330,7 @@ rb_dlsym_call(int argc, VALUE argv[], VALUE self)
long ftype; long ftype;
void *func; void *func;
rb_secure(4); rb_secure(2);
Data_Get_Struct(self, struct sym_data, sym); Data_Get_Struct(self, struct sym_data, sym);
DEBUG_CODE({ DEBUG_CODE({
printf("rb_dlsym_call(): type = '%s', func = 0x%x\n", sym->type, sym->func); printf("rb_dlsym_call(): type = '%s', func = 0x%x\n", sym->type, sym->func);
@ -457,20 +457,20 @@ rb_dlsym_call(int argc, VALUE argv[], VALUE self)
ANY2S(args[i]) = DLSTR(0); ANY2S(args[i]) = DLSTR(0);
} }
else{ else{
if( TYPE(argv[i]) != T_STRING ){ VALUE str = argv[i];
rb_raise(rb_eDLError, "#%d must be a string",i); SafeStringValue(str);
} ANY2S(args[i]) = DLSTR(RSTRING(str)->ptr);
ANY2S(args[i]) = DLSTR(RSTRING(argv[i])->ptr);
} }
PUSH_P(ftype); PUSH_P(ftype);
break; break;
case 's': case 's':
if( TYPE(argv[i]) != T_STRING ){ {
rb_raise(rb_eDLError, "#%d must be a string",i); VALUE str = argv[i];
} SafeStringValue(str);
ANY2S(args[i]) = DLSTR(dlmalloc(RSTRING(argv[i])->len + 1)); ANY2S(args[i]) = DLSTR(dlmalloc(RSTRING(str)->len + 1));
memcpy((char*)(ANY2S(args[i])), RSTRING(argv[i])->ptr, RSTRING(argv[i])->len + 1); memcpy((char*)(ANY2S(args[i])), RSTRING(str)->ptr, RSTRING(str)->len + 1);
dtypes[i] = 's'; dtypes[i] = 's';
}
PUSH_P(ftype); PUSH_P(ftype);
break; break;
default: default:

6
lib/jcode.rb
Просмотреть файл

@ -19,9 +19,9 @@ class String
PATTERN_EUC = '[\xa1-\xfe][\xa1-\xfe]' PATTERN_EUC = '[\xa1-\xfe][\xa1-\xfe]'
PATTERN_UTF8 = '[\xc0-\xdf][\x80-\xbf]|[\xe0-\xef][\x80-\xbf][\x80-\xbf]' PATTERN_UTF8 = '[\xc0-\xdf][\x80-\xbf]|[\xe0-\xef][\x80-\xbf][\x80-\xbf]'
RE_SJIS = Regexp.new(PATTERN_SJIS, 'n') RE_SJIS = Regexp.new(PATTERN_SJIS, 0, 'n')
RE_EUC = Regexp.new(PATTERN_EUC, 'n') RE_EUC = Regexp.new(PATTERN_EUC, 0, 'n')
RE_UTF8 = Regexp.new(PATTERN_UTF8, 'n') RE_UTF8 = Regexp.new(PATTERN_UTF8, 0, 'n')
SUCC = {} SUCC = {}
SUCC['s'] = Hash.new(1) SUCC['s'] = Hash.new(1)

6
object.c
Просмотреть файл

@ -773,12 +773,14 @@ ID
rb_to_id(name) rb_to_id(name)
VALUE name; VALUE name;
{ {
VALUE tmp;
ID id; ID id;
switch (TYPE(name)) { switch (TYPE(name)) {
case T_STRING: case T_STRING:
return rb_intern(RSTRING(name)->ptr); return rb_intern(RSTRING(name)->ptr);
case T_FIXNUM: case T_FIXNUM:
rb_warn("do not use Fixnums as Symbols");
id = FIX2LONG(name); id = FIX2LONG(name);
if (!rb_id2name(id)) { if (!rb_id2name(id)) {
rb_raise(rb_eArgError, "%ld is not a symbol", id); rb_raise(rb_eArgError, "%ld is not a symbol", id);
@ -788,6 +790,10 @@ rb_to_id(name)
id = SYM2ID(name); id = SYM2ID(name);
break; break;
default: default:
tmp = rb_check_string_type(name);
if (!NIL_P(tmp)) {
return rb_intern(RSTRING(tmp)->ptr);
}
rb_raise(rb_eTypeError, "%s is not a symbol", RSTRING(rb_inspect(name))->ptr); rb_raise(rb_eTypeError, "%s is not a symbol", RSTRING(rb_inspect(name))->ptr);
} }
return id; return id;

6
ruby.h
Просмотреть файл

@ -215,12 +215,14 @@ VALUE rb_string_value _((volatile VALUE*));
char *rb_string_value_ptr _((volatile VALUE*)); char *rb_string_value_ptr _((volatile VALUE*));
#define StringValue(v) if (TYPE(v) != T_STRING) rb_string_value(&(v)) #define StringValue(v) if (TYPE(v) != T_STRING) rb_string_value(&(v))
#define StringValuePtr(v) rb_string_value_ptr(&(v))
void rb_check_safe_obj _((VALUE));
void rb_check_safe_str _((VALUE)); void rb_check_safe_str _((VALUE));
#define SafeStringValue(v) do {\ #define SafeStringValue(v) do {\
StringValue(v);\ StringValue(v);\
rb_check_safe_str(v);\ rb_check_safe_obj(v);\
} while (0) } while (0)
#define StringValuePtr(v) rb_string_value_ptr(&(v))
/* obsolete macro - use SafeStringValue(v) */ /* obsolete macro - use SafeStringValue(v) */
#define Check_SafeStr(v) rb_check_safe_str((VALUE)(v)) #define Check_SafeStr(v) rb_check_safe_str((VALUE)(v))

8
version.h
Просмотреть файл

@ -1,11 +1,11 @@
#define RUBY_VERSION "1.8.0" #define RUBY_VERSION "1.8.0"
#define RUBY_RELEASE_DATE "2003-03-23" #define RUBY_RELEASE_DATE "2003-03-24"
#define RUBY_VERSION_CODE 180 #define RUBY_VERSION_CODE 180
#define RUBY_RELEASE_CODE 20030323 #define RUBY_RELEASE_CODE 20030324
#define RUBY_VERSION_MAJOR 1 #define RUBY_VERSION_MAJOR 1
#define RUBY_VERSION_MINOR 8 #define RUBY_VERSION_MINOR 8
#define RUBY_VERSION_TEENY 0 #define RUBY_VERSION_TEENY 0
#define RUBY_RELEASE_YEAR 2003 #define RUBY_RELEASE_YEAR 2003
#define RUBY_RELEASE_MONTH 03 #define RUBY_RELEASE_MONTH 3
#define RUBY_RELEASE_DAY 23 #define RUBY_RELEASE_DAY 24