#include <signal.h>
#include <string.h>
#include <mono/metadata/string-icalls.h>
+#include <mono/metadata/class-internals.h>
#include <mono/metadata/appdomain.h>
#include <mono/metadata/tabledefs.h>
#include <mono/metadata/loader.h>
#include <mono/metadata/object.h>
#include <mono/metadata/unicode.h>
#include <mono/metadata/exception.h>
+#include <mono/metadata/debug-helpers.h>
/* Internal helper methods */
static gboolean
string_icall_is_in_array (MonoArray *chars, gint32 arraylength, gunichar2 chr);
-static gint32
-string_icall_cmp_char (gunichar2 c1, gunichar2 c2, gint32 mode);
+static MonoString*
+empty_string (MonoDomain *domain)
+{
+ MonoVTable *vtable = mono_class_vtable (domain, mono_defaults.string_class);
+ MonoObject *o;
+ static MonoClassField *empty_field = NULL;
+
+ if (!empty_field) {
+ MonoClassField *field;
+ gpointer iter;
+
+ iter = NULL;
+ while ((field = mono_class_get_fields (mono_defaults.string_class, &iter))) {
+ if (!strcmp (field->name, "Empty"))
+ break;
+ }
+
+ g_assert (field);
+ empty_field = field;
+ }
+
+ mono_field_static_get_value (vtable, empty_field, &o);
+ g_assert (o);
+ return (MonoString*)o;
+}
MonoString *
ves_icall_System_String_ctor_charp (gpointer dummy, gunichar2 *value)
if ((sindex < 0) || (length < 0))
mono_raise_exception (mono_get_exception_argument_out_of_range ("Out of range"));
- if (length == 0) { /* fixme: return String.Empty here */
- g_warning ("string doesn't yet support empy strings in char* constructor");
- g_assert_not_reached ();
- }
+ if (length == 0)
+ return empty_string (domain);
begin = (gunichar2 *) (value + sindex);
domain = mono_domain_get ();
- if (NULL == value) { /* fixme: return String.Empty here */
- g_warning ("string doesn't yet support empy strings in char* constructor");
- g_assert_not_reached ();
- }
+ if (NULL == value)
+ return empty_string (domain);
return mono_string_new (domain, (const char *) value);
}
MONO_ARCH_SAVE_REGS;
- if ((value == NULL) && ((sindex != 0) || (length != 0)))
+ if (value == NULL)
mono_raise_exception (mono_get_exception_argument_null ("value"));
if (sindex < 0)
mono_raise_exception (mono_get_exception_argument_out_of_range ("startIndex"));
if (length < 0)
mono_raise_exception (mono_get_exception_argument_out_of_range ("length"));
- if ((value != NULL) && (sindex + length > mono_array_length (value)))
+ if (sindex + length > mono_array_length (value))
mono_raise_exception (mono_get_exception_argument_out_of_range ("Out of range"));
domain = mono_domain_get ();
MonoString *
ves_icall_System_String_ctor_encoding (gpointer dummy, gint8 *value, gint32 sindex,
- gint32 length, MonoObject *enc)
-{
- MONO_ARCH_SAVE_REGS;
-
- g_warning("string.ctor with encoding obj unimplemented");
- g_assert_not_reached ();
- return NULL;
-}
-
-MonoBoolean
-ves_icall_System_String_InternalEquals (MonoString *str1, MonoString *str2)
+ gint32 length, MonoObject *enc)
{
- gunichar2 *str1ptr;
- gunichar2 *str2ptr;
- gint32 str1len;
+ MonoArray *arr;
+ MonoString *s;
+ MonoObject *exc;
+ MonoDomain *domain = mono_domain_get ();
+ MonoMethod *get_string;
+ gpointer args [1];
+ MonoClass *klass;
MONO_ARCH_SAVE_REGS;
- /* Length checking is done in C# */
- str1len = mono_string_length(str1);
+ if ((value == NULL) || (length == 0))
+ return mono_string_new_size (mono_domain_get (), 0);
+ if (enc == NULL)
+ mono_raise_exception (mono_get_exception_argument_null ("enc"));
+ if (sindex < 0)
+ mono_raise_exception (mono_get_exception_argument_out_of_range ("startIndex"));
+ if (length < 0)
+ mono_raise_exception (mono_get_exception_argument_out_of_range ("length"));
+
+ arr = mono_array_new (domain, mono_defaults.byte_class, length);
+ memcpy (mono_array_addr (arr, guint8*, 0), value + sindex, length);
- str1ptr = mono_string_chars(str1);
- str2ptr = mono_string_chars(str2);
+ /* Find the System.Text.Encoding class */
+ for (klass = enc->vtable->klass; klass->parent->parent != NULL; klass = klass->parent)
+ ;
+
+ get_string = mono_class_get_method_from_name (klass, "GetString", 1);
+ args [0] = arr;
+ s = (MonoString*)mono_runtime_invoke (get_string, enc, args, &exc);
+ if (!s || exc)
+ mono_raise_exception (mono_get_exception_argument ("", "Unable to decode the array into a valid string."));
- return (0 == memcmp(str1ptr, str2ptr, str1len * sizeof(gunichar2)));
+ return s;
}
MonoString *
ves_icall_System_String_InternalJoin (MonoString *separator, MonoArray * value, gint32 sindex, gint32 count)
{
MonoString * ret;
+ MonoString *current;
gint32 length;
gint32 pos;
gint32 insertlen;
length = 0;
for (pos = sindex; pos != sindex + count; pos++) {
- length += mono_string_length(mono_array_get(value, MonoString *, pos));
+ current = mono_array_get (value, MonoString *, pos);
+ if (current != NULL)
+ length += mono_string_length (current);
+
if (pos < sindex + count - 1)
length += insertlen;
}
destpos = 0;
for (pos = sindex; pos != sindex + count; pos++) {
- src = mono_string_chars(mono_array_get(value, MonoString *, pos));
- srclen = mono_string_length(mono_array_get(value, MonoString *, pos));
+ current = mono_array_get (value, MonoString *, pos);
+ if (current != NULL) {
+ src = mono_string_chars (current);
+ srclen = mono_string_length (current);
- memcpy(dest + destpos, src, srclen * sizeof(gunichar2));
- destpos += srclen;
+ memcpy (dest + destpos, src, srclen * sizeof(gunichar2));
+ destpos += srclen;
+ }
if (pos < sindex + count - 1) {
memcpy(dest + destpos, insert, insertlen * sizeof(gunichar2));
return ret;
}
-MonoString *
-ves_icall_System_String_InternalReplace_Str (MonoString *me, MonoString *oldValue, MonoString *newValue)
-{
- MonoString *ret;
- gunichar2 *src;
- gunichar2 *dest;
- gunichar2 *oldstr;
- gunichar2 *newstr;
- gint32 i, destpos;
- gint32 occurr;
- gint32 newsize;
- gint32 oldstrlen;
- gint32 newstrlen;
- gint32 srclen;
-
- MONO_ARCH_SAVE_REGS;
-
- occurr = 0;
- destpos = 0;
-
- oldstr = mono_string_chars(oldValue);
- oldstrlen = mono_string_length(oldValue);
-
- if (NULL != newValue) {
- newstr = mono_string_chars(newValue);
- newstrlen = mono_string_length(newValue);
- } else
- newstrlen = 0;
-
- src = mono_string_chars(me);
- srclen = mono_string_length(me);
-
- if (oldstrlen != newstrlen) {
- for (i = 0; i <= srclen - oldstrlen; i++)
- if (0 == memcmp(src + i, oldstr, oldstrlen * sizeof(gunichar2)))
- occurr++;
-
- newsize = srclen + ((newstrlen - oldstrlen) * occurr);
- } else
- newsize = srclen;
-
- ret = mono_string_new_size( mono_domain_get (), newsize);
- dest = mono_string_chars(ret);
-
- i = 0;
- while (i < srclen) {
- if (0 == memcmp(src + i, oldstr, oldstrlen * sizeof(gunichar2))) {
- if (newstrlen > 0) {
- memcpy(dest + destpos, newstr, newstrlen * sizeof(gunichar2));
- destpos += newstrlen;
- }
- i += oldstrlen;
- } else {
- dest[destpos] = src[i];
- destpos++;
- i++;
- }
- }
-
- return ret;
-}
-
MonoString *
ves_icall_System_String_InternalRemove (MonoString *me, gint32 sindex, gint32 count)
{
/* if no split chars found return the string */
if (splitsize == 0) {
- retarr = mono_array_new(mono_domain_get(), mono_defaults.string_class, 1);
- tmpstr = mono_string_new_size( mono_domain_get (), srcsize);
- tmpstrptr = mono_string_chars(tmpstr);
-
- memcpy(tmpstrptr, src, srcsize * sizeof(gunichar2));
- mono_array_set(retarr, MonoString *, 0, tmpstr);
+ retarr = mono_array_new(mono_domain_get(), mono_get_string_class (), 1);
+ mono_array_set(retarr, MonoString *, 0, me);
return retarr;
}
if (splitsize != count)
splitsize++;
- retarr = mono_array_new(mono_domain_get(), mono_defaults.string_class, splitsize);
+ retarr = mono_array_new(mono_domain_get(), mono_get_string_class (), splitsize);
for (i = 0; i != srcsize && arrpos != count; i++) {
if (string_icall_is_in_array(separator, arrsize, src[i])) {
if (arrpos == count - 1)
}
newlen = srclen - lenfirst - lenlast;
+ if (newlen == srclen)
+ return me;
ret = mono_string_new_size( mono_domain_get (), newlen);
dest = mono_string_chars(ret);
return ret;
}
-gint32
-ves_icall_System_String_InternalIndexOf_Char (MonoString *me, gunichar2 value, gint32 sindex, gint32 count)
-{
- gint32 pos;
- gunichar2 *src;
-
- MONO_ARCH_SAVE_REGS;
-
- src = mono_string_chars(me);
- for (pos = sindex; pos != count + sindex; pos++) {
- if ( src [pos] == value)
- return pos;
- }
-
- return -1;
-}
-
-gint32
-ves_icall_System_String_InternalIndexOf_Str (MonoString *me, MonoString *value, gint32 sindex, gint32 count)
-{
- gint32 lencmpstr;
- gint32 pos, i;
- gunichar2 *src;
- gunichar2 *cmpstr;
-
- MONO_ARCH_SAVE_REGS;
-
- lencmpstr = mono_string_length(value);
-
- src = mono_string_chars(me);
- cmpstr = mono_string_chars(value);
-
- count -= lencmpstr;
- for (pos = sindex; pos <= sindex + count; pos++) {
- for (i = 0; src [pos + i] == cmpstr [i];) {
- if (++i == lencmpstr)
- return pos;
- }
- }
-
- return -1;
-}
-
gint32
ves_icall_System_String_InternalIndexOfAny (MonoString *me, MonoArray *arr, gint32 sindex, gint32 count)
{
}
MonoString *
-ves_icall_System_String_InternalToLower (MonoString *me)
+ves_icall_System_String_InternalAllocateStr (gint32 length)
{
- MonoString * ret;
- gunichar2 *src;
- gunichar2 *dest;
- gint32 i;
-
MONO_ARCH_SAVE_REGS;
- ret = mono_string_new_size(mono_domain_get (), mono_string_length(me));
-
- src = mono_string_chars (me);
- dest = mono_string_chars (ret);
-
- for (i = 0; i < mono_string_length (me); ++i)
- dest[i] = g_unichar_tolower(src[i]);
-
- return ret;
+ return mono_string_new_size(mono_domain_get (), length);
}
-MonoString *
-ves_icall_System_String_InternalToUpper (MonoString *me)
+void
+ves_icall_System_String_InternalStrcpy_Str (MonoString *dest, gint32 destPos, MonoString *src)
{
- int i;
- MonoString * ret;
- gunichar2 *src;
- gunichar2 *dest;
+ gunichar2 *srcptr;
+ gunichar2 *destptr;
MONO_ARCH_SAVE_REGS;
- ret = mono_string_new_size(mono_domain_get (), mono_string_length(me));
-
- src = mono_string_chars (me);
- dest = mono_string_chars (ret);
-
- for (i = 0; i < mono_string_length (me); ++i)
- dest[i] = g_unichar_toupper(src[i]);
+ srcptr = mono_string_chars (src);
+ destptr = mono_string_chars (dest);
- return ret;
+ g_memmove (destptr + destPos, srcptr, mono_string_length(src) * sizeof(gunichar2));
}
-MonoString *
-ves_icall_System_String_InternalAllocateStr (gint32 length)
+void
+ves_icall_System_String_InternalStrcpy_StrN (MonoString *dest, gint32 destPos, MonoString *src, gint32 startPos, gint32 count)
{
+ gunichar2 *srcptr;
+ gunichar2 *destptr;
+
MONO_ARCH_SAVE_REGS;
- return mono_string_new_size(mono_domain_get (), length);
+ srcptr = mono_string_chars (src);
+ destptr = mono_string_chars (dest);
+ g_memmove (destptr + destPos, srcptr + startPos, count * sizeof(gunichar2));
}
void
-ves_icall_System_String_InternalStrcpy_Str (MonoString *dest, gint32 destPos, MonoString *src)
+ves_icall_System_String_InternalStrcpy_Chars (MonoString *dest, gint32 destPos, MonoArray *src)
{
gunichar2 *srcptr;
gunichar2 *destptr;
MONO_ARCH_SAVE_REGS;
- srcptr = mono_string_chars (src);
+ srcptr = mono_array_addr (src, gunichar2, 0);
destptr = mono_string_chars (dest);
- memcpy(destptr + destPos, srcptr, mono_string_length(src) * sizeof(gunichar2));
+ g_memmove (destptr + destPos, srcptr, mono_array_length (src) * sizeof(gunichar2));
}
void
-ves_icall_System_String_InternalStrcpy_StrN (MonoString *dest, gint32 destPos, MonoString *src, gint32 startPos, gint32 count)
+ves_icall_System_String_InternalStrcpy_CharsN (MonoString *dest, gint32 destPos, MonoArray *src, gint32 startPos, gint32 count)
{
gunichar2 *srcptr;
gunichar2 *destptr;
MONO_ARCH_SAVE_REGS;
- srcptr = mono_string_chars (src);
+ srcptr = mono_array_addr (src, gunichar2, 0);
destptr = mono_string_chars (dest);
- memcpy(destptr + destPos, srcptr + startPos, count * sizeof(gunichar2));
+
+ g_memmove (destptr + destPos, srcptr + startPos, count * sizeof(gunichar2));
}
MonoString *
return mono_string_is_interned(str);
}
-gint32
-ves_icall_System_String_InternalCompareStr_N (MonoString *s1, gint32 i1, MonoString *s2, gint32 i2, gint32 length, gint32 mode)
-{
- /* c translation of C# code from old string.cs.. :) */
- gint32 lenstr1;
- gint32 lenstr2;
- gint32 charcmp;
- gunichar2 *str1;
- gunichar2 *str2;
-
- gint32 pos;
-
- MONO_ARCH_SAVE_REGS;
-
- lenstr1 = mono_string_length(s1);
- lenstr2 = mono_string_length(s2);
-
- str1 = mono_string_chars(s1);
- str2 = mono_string_chars(s2);
-
- pos = 0;
-
- for (pos = 0; pos != length; pos++) {
- if (i1 + pos >= lenstr1 || i2 + pos >= lenstr2)
- break;
-
- charcmp = string_icall_cmp_char(str1[i1 + pos], str2[i2 + pos], mode);
- if (charcmp != 0)
- return charcmp;
- }
-
- /* the lesser wins, so if we have looped until length we just need to check the last char */
- if (pos == length) {
- return string_icall_cmp_char(str1[i1 + pos - 1], str2[i2 + pos - 1], mode);
- }
-
- /* Test if one the strings has been compared to the end */
- if (i1 + pos >= lenstr1) {
- if (i2 + pos >= lenstr2)
- return 0;
- else
- return -1;
- } else if (i2 + pos >= lenstr2)
- return 1;
-
- /* if not, check our last char only.. (can this happen?) */
- return string_icall_cmp_char(str1[i1 + pos], str2[i2 + pos], mode);
-}
-
-gint32
-ves_icall_System_String_GetHashCode (MonoString *me)
-{
- int i, h = 0;
- gunichar2 *data = mono_string_chars (me);
-
- MONO_ARCH_SAVE_REGS;
-
- for (i = 0; i < mono_string_length (me); ++i)
- h = (h << 5) - h + data [i];
-
- return h;
-}
-
gunichar2
ves_icall_System_String_get_Chars (MonoString *me, gint32 idx)
{
return mono_string_chars(me)[idx];
}
-/* @mode : 0 = StringCompareModeDirect
- 1 = StringCompareModeCaseInsensitive
- 2 = StringCompareModeOrdinal
-*/
-static gint32
-string_icall_cmp_char (gunichar2 c1, gunichar2 c2, gint32 mode)
+void
+ves_icall_System_String_InternalCharCopy (gunichar2 *src, gunichar2 *dest, gint32 count)
{
- gint32 result;
- GUnicodeType c1type, c2type;
-
- c1type = g_unichar_type (c1);
- c2type = g_unichar_type (c2);
-
- switch (mode) {
- case 0:
- /* TODO: compare with culture info */
- if (c1type == G_UNICODE_UPPERCASE_LETTER && c2type == G_UNICODE_LOWERCASE_LETTER)
- return 1;
-
- if (c1type == G_UNICODE_LOWERCASE_LETTER && c2type == G_UNICODE_UPPERCASE_LETTER)
- return -1;
-
- result = (gint32) c1 - c2;
- break;
- case 1:
- result = (gint32) (c1type != G_UNICODE_LOWERCASE_LETTER ? g_unichar_tolower(c1) : c1) -
- (c2type != G_UNICODE_LOWERCASE_LETTER ? g_unichar_tolower(c2) : c2);
- break;
- case 2:
- // Rotor/ms return the full value just not -1 and 1
- return (gint32) c1 - c2; break;
- }
+ MONO_ARCH_SAVE_REGS;
- return ((result < 0) ? -1 : (result > 0) ? 1 : 0);
+ memcpy (dest, src, sizeof (gunichar2) * count);
}