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mostly finish string_util.c

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This commit is contained in:
YamaArashi
2017-01-14 15:17:51 -08:00
parent 1268134668
commit 53935efc64
7 changed files with 322 additions and 480 deletions
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asm/string_util.s
-368
View File
@@ -1,368 +0,0 @@
.include "asm/macros.inc"
.include "constants/constants.inc"
.syntax unified
.text
thumb_func_start StringCopyN_Multibyte
@ u8 *CopyString_LimitN_Multibyte(u8 *dest, u8 *src, u32 n)
StringCopyN_Multibyte: @ 800918C
push {r4,r5,lr}
adds r4, r0, 0
adds r3, r1, 0
subs r2, 0x1
movs r5, 0x1
negs r5, r5
b _080091B2
_0800919A:
strb r0, [r4]
adds r3, 0x1
adds r4, 0x1
subs r0, r3, 0x1
ldrb r0, [r0]
cmp r0, 0xF9
bne _080091B0
ldrb r0, [r3]
strb r0, [r4]
adds r3, 0x1
adds r4, 0x1
_080091B0:
subs r2, 0x1
_080091B2:
cmp r2, r5
beq _080091BE
ldrb r0, [r3]
adds r1, r0, 0
cmp r1, 0xFF
bne _0800919A
_080091BE:
movs r0, 0xFF
strb r0, [r4]
adds r0, r4, 0
pop {r4,r5}
pop {r1}
bx r1
thumb_func_end StringCopyN_Multibyte
thumb_func_start StringLength_Multibyte
@ u32 GetStringLength_Multibyte(u8 *s)
StringLength_Multibyte: @ 80091CC
push {lr}
adds r2, r0, 0
movs r3, 0
b _080091DE
_080091D4:
cmp r1, 0xF9
bne _080091DA
adds r2, 0x1
_080091DA:
adds r2, 0x1
adds r3, 0x1
_080091DE:
ldrb r1, [r2]
adds r0, r1, 0
cmp r0, 0xFF
bne _080091D4
adds r0, r3, 0
pop {r1}
bx r1
thumb_func_end StringLength_Multibyte
thumb_func_start WriteColorChangeControlCode
@ u8 *WriteColorChangeControlCode(u8 *dest, u8 colorType, u8 color)
WriteColorChangeControlCode: @ 80091EC
push {lr}
adds r3, r0, 0
lsls r2, 24
lsrs r2, 24
movs r0, 0xFC
strb r0, [r3]
adds r3, 0x1
cmp r1, 0x1
beq _0800920E
cmp r1, 0x1
bcc _08009208
cmp r1, 0x2
beq _08009214
b _08009218
_08009208:
movs r0, 0x1
strb r0, [r3]
b _08009216
_0800920E:
movs r0, 0x3
strb r0, [r3]
b _08009216
_08009214:
strb r1, [r3]
_08009216:
adds r3, 0x1
_08009218:
strb r2, [r3]
adds r3, 0x1
movs r0, 0xFF
strb r0, [r3]
adds r0, r3, 0
pop {r1}
bx r1
thumb_func_end WriteColorChangeControlCode
thumb_func_start sub_8009228
@ bool8 sub_8009228(u8 *s)
sub_8009228: @ 8009228
push {lr}
adds r2, r0, 0
b _0800923E
_0800922E:
adds r0, r1, 0
cmp r0, 0xA0
bhi _0800923C
cmp r0, 0
beq _0800923C
movs r0, 0x1
b _08009248
_0800923C:
adds r2, 0x1
_0800923E:
ldrb r1, [r2]
adds r0, r1, 0
cmp r0, 0xFF
bne _0800922E
movs r0, 0
_08009248:
pop {r1}
bx r1
thumb_func_end sub_8009228
thumb_func_start sub_800924C
@ bool8 sub_800924C(u8 *s, u32 n)
sub_800924C: @ 800924C
push {r4,lr}
adds r3, r0, 0
adds r4, r1, 0
movs r1, 0
b _08009268
_08009256:
adds r0, r2, 0
cmp r0, 0xA0
bhi _08009264
cmp r0, 0
beq _08009264
movs r0, 0x1
b _08009276
_08009264:
adds r3, 0x1
adds r1, 0x1
_08009268:
ldrb r2, [r3]
adds r0, r2, 0
cmp r0, 0xFF
beq _08009274
cmp r1, r4
blt _08009256
_08009274:
movs r0, 0
_08009276:
pop {r4}
pop {r1}
bx r1
thumb_func_end sub_800924C
thumb_func_start GetExtCtrlCodeLength
@ u8 GetExtendedControlCodeLength(u8 code)
GetExtCtrlCodeLength: @ 800927C
push {lr}
lsls r0, 24
lsrs r1, r0, 24
movs r0, 0
cmp r1, 0x18
bhi _0800928E
ldr r0, =gExtendedControlCodeLengths
adds r0, r1, r0
ldrb r0, [r0]
_0800928E:
pop {r1}
bx r1
.pool
thumb_func_end GetExtCtrlCodeLength
thumb_func_start SkipExtCtrlCode
@ u8 *SkipExtendedControlCode(u8 *s)
SkipExtCtrlCode: @ 8009298
push {r4,lr}
adds r4, r0, 0
b _080092AC
_0800929E:
adds r4, 0x1
ldrb r0, [r4]
bl GetExtCtrlCodeLength
lsls r0, 24
lsrs r0, 24
adds r4, r0
_080092AC:
ldrb r0, [r4]
cmp r0, 0xFC
beq _0800929E
adds r0, r4, 0
pop {r4}
pop {r1}
bx r1
thumb_func_end SkipExtCtrlCode
thumb_func_start StringCompareWithoutExtCtrlCodes
@ u8 CompareStringWithoutExtendedControlCodes(u8 *s1, u8 *s2)
StringCompareWithoutExtCtrlCodes: @ 80092BC
push {r4-r6,lr}
adds r4, r0, 0
adds r5, r1, 0
movs r6, 0
b _080092DE
_080092C6:
cmp r1, r0
bcs _080092D4
movs r6, 0x1
negs r6, r6
cmp r0, 0xFF
bne _080092D4
movs r6, 0x1
_080092D4:
ldrb r0, [r4]
cmp r0, 0xFF
beq _080092FE
adds r4, 0x1
adds r5, 0x1
_080092DE:
adds r0, r4, 0
bl SkipExtCtrlCode
adds r4, r0, 0
adds r0, r5, 0
bl SkipExtCtrlCode
adds r5, r0, 0
ldrb r1, [r4]
ldrb r0, [r5]
cmp r1, r0
bls _080092C6
movs r6, 0x1
cmp r1, 0xFF
bne _080092FE
subs r6, 0x2
_080092FE:
adds r0, r6, 0
pop {r4-r6}
pop {r1}
bx r1
thumb_func_end StringCompareWithoutExtCtrlCodes
thumb_func_start ConvertInternationalString
@ void StopMusicWhileStringIsPrinted(u8 *s, bool8 stopMusic)
ConvertInternationalString: @ 8009308
push {r4,lr}
adds r4, r0, 0
lsls r1, 24
lsrs r1, 24
cmp r1, 0x1
bne _08009368
bl StripExtCtrlCodes
adds r0, r4, 0
bl StringLength
lsls r0, 24
lsrs r2, r0, 24
adds r1, r2, 0
adds r0, r1, 0x1
lsls r0, 24
lsrs r2, r0, 24
adds r3, r2, 0
adds r1, r4, r1
movs r0, 0xFC
strb r0, [r1]
adds r0, r3, 0x1
lsls r0, 24
lsrs r2, r0, 24
adds r3, r4, r3
movs r0, 0x16
strb r0, [r3]
adds r0, r2, 0x1
lsls r0, 24
adds r2, r4, r2
movs r1, 0xFF
strb r1, [r2]
movs r1, 0xFF
lsls r1, 24
adds r0, r1
b _0800935A
_08009350:
adds r1, r2, r4
ldrb r0, [r1]
strb r0, [r1, 0x2]
subs r0, r2, 0x1
lsls r0, 24
_0800935A:
lsrs r2, r0, 24
cmp r2, 0xFF
bne _08009350
movs r0, 0xFC
strb r0, [r4]
movs r0, 0x15
strb r0, [r4, 0x1]
_08009368:
pop {r4}
pop {r0}
bx r0
thumb_func_end ConvertInternationalString
thumb_func_start StripExtCtrlCodes
@ void StripExtendedControlCodes(u8 *s)
StripExtCtrlCodes: @ 8009370
push {r4-r6,lr}
adds r5, r0, 0
movs r4, 0
movs r6, 0
ldrb r0, [r5]
cmp r0, 0xFF
beq _080093C0
_0800937E:
adds r0, r5, r4
ldrb r0, [r0]
cmp r0, 0xFC
bne _080093A0
adds r0, r4, 0x1
lsls r0, 16
lsrs r4, r0, 16
adds r0, r5, r4
ldrb r0, [r0]
bl GetExtCtrlCodeLength
lsls r0, 24
lsrs r0, 24
adds r0, r4, r0
lsls r0, 16
lsrs r4, r0, 16
b _080093B8
_080093A0:
adds r2, r6, 0
adds r0, r2, 0x1
lsls r0, 16
lsrs r6, r0, 16
adds r2, r5, r2
adds r1, r4, 0
adds r0, r1, 0x1
lsls r0, 16
lsrs r4, r0, 16
adds r1, r5, r1
ldrb r0, [r1]
strb r0, [r2]
_080093B8:
adds r0, r5, r4
ldrb r0, [r0]
cmp r0, 0xFF
bne _0800937E
_080093C0:
adds r1, r5, r6
movs r0, 0xFF
strb r0, [r1]
pop {r4-r6}
pop {r0}
bx r0
thumb_func_end StripExtCtrlCodes
.align 2, 0 @ Don't pad with nop.
data/string_util.s
-70
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@@ -1,70 +0,0 @@
.include "asm/macros.inc"
.include "constants/constants.inc"
.section .rodata
sDigits:: @ 82EC7D4
.string "0123456789ABCDEF"
.align 2
sPowersOfTen:: @ 82EC7E4
.4byte 1
.4byte 10
.4byte 100
.4byte 1000
.4byte 10000
.4byte 100000
.4byte 1000000
.4byte 10000000
.4byte 100000000
.4byte 1000000000
sSetBrailleFont:: @ 82EC80C
.incbin "baserom.gba", 0x2ec80c, 0x4
sGotoLine2:: @ 82EC810
.incbin "baserom.gba", 0x2ec810, 0x8
.align 2
sExpandPlaceholderFuncs:: @ 82EC818
.4byte ExpandPlaceholder_UnknownStringVar
.4byte ExpandPlaceholder_PlayerName
.4byte ExpandPlaceholder_StringVar1
.4byte ExpandPlaceholder_StringVar2
.4byte ExpandPlaceholder_StringVar3
.4byte ExpandPlaceholder_KunChan
.4byte ExpandPlaceholder_RivalName
.4byte ExpandPlaceholder_Version
.4byte ExpandPlaceholder_Aqua
.4byte ExpandPlaceholder_Magma
.4byte ExpandPlaceholder_Archie
.4byte ExpandPlaceholder_Maxie
.4byte ExpandPlaceholder_Kyogre
.4byte ExpandPlaceholder_Groudon
gExtendedControlCodeLengths:: @ 82EC850
.byte 1
.byte 2
.byte 2
.byte 2
.byte 4
.byte 2
.byte 2
.byte 1
.byte 2
.byte 1
.byte 1
.byte 3
.byte 2
.byte 2
.byte 2
.byte 1
.byte 3
.byte 2
.byte 2
.byte 2
.byte 2
.byte 1
.byte 1
.byte 1
.byte 1
include/global.h
+16
View File
@@ -3,6 +3,22 @@
#include "gba/gba.h" #include "gba/gba.h"
// Prevent cross-jump optimization.
#define BLOCK_CROSS_JUMP asm("");
// to help in decompiling
#define asm_comment(x) asm volatile("@ -- " x " -- ")
#define ARRAY_COUNT(array) (sizeof(array) / sizeof((array)[0]))
#define POKEMON_NAME_LENGTH 10
#define OT_NAME_LENGTH 7
extern u8 gStringVar1[];
extern u8 gStringVar2[];
extern u8 gStringVar3[];
extern u8 gStringVar4[];
enum enum
{ {
VERSION_SAPPHIRE = 1, VERSION_SAPPHIRE = 1,
include/string_util.h
+13 -3
View File
@@ -10,7 +10,7 @@ enum StringConvertMode
u8 *StringCopy10(u8 *dest, const u8 *src); u8 *StringCopy10(u8 *dest, const u8 *src);
u8 *StringGetEnd10(u8 *str); u8 *StringGetEnd10(u8 *str);
u8 *StringCopy8(u8 *dest, const u8 *src); u8 *StringCopy7(u8 *dest, const u8 *src);
u8 *StringCopy(u8 *dest, const u8 *src); u8 *StringCopy(u8 *dest, const u8 *src);
u8 *StringAppend(u8 *dest, const u8 *src); u8 *StringAppend(u8 *dest, const u8 *src);
u8 *StringCopyN(u8 *dest, const u8 *src, u8 n); u8 *StringCopyN(u8 *dest, const u8 *src, u8 n);
@@ -18,15 +18,25 @@ u8 *StringAppendN(u8 *dest, const u8 *src, u8 n);
u16 StringLength(const u8 *str); u16 StringLength(const u8 *str);
s32 StringCompare(const u8 *str1, const u8 *str2); s32 StringCompare(const u8 *str1, const u8 *str2);
s32 StringCompareN(const u8 *str1, const u8 *str2, u32 n); s32 StringCompareN(const u8 *str1, const u8 *str2, u32 n);
bool8 IsStringLengthAtLeast(const u8 *str, s32 n);
u8 *ConvertIntToDecimalStringN(u8 *dest, s32 value, enum StringConvertMode mode, u8 n); u8 *ConvertIntToDecimalStringN(u8 *dest, s32 value, enum StringConvertMode mode, u8 n);
u8 *ConvertIntToDecimalStringN_DigitWidth6(u8 *dest, s32 value, enum StringConvertMode mode, u8 n); u8 *ConvertUIntToDecimalStringN(u8 *dest, u32 value, enum StringConvertMode mode, u8 n);
u8 *ConvertIntToHexStringN(u8 *dest, s32 value, enum StringConvertMode mode, u8 n); u8 *ConvertIntToHexStringN(u8 *dest, s32 value, enum StringConvertMode mode, u8 n);
u8 *ConvertIntToDecimalString(u8 *dest, s32 value);
u8 *StringExpandPlaceholders(u8 *dest, const u8 *src); u8 *StringExpandPlaceholders(u8 *dest, const u8 *src);
u8 *StringBraille(u8 *dest, const u8 *src); u8 *StringBraille(u8 *dest, const u8 *src);
u8 *GetExpandedPlaceholder(u32 id); u8 *GetExpandedPlaceholder(u32 id);
u8 *StringFill(u8 *dest, u8 c, u16 n); u8 *StringFill(u8 *dest, u8 c, u16 n);
u8 *StringCopyPadded(u8 *dest, const u8 *src, u8 c, u16 n); u8 *StringCopyPadded(u8 *dest, const u8 *src, u8 c, u16 n);
u8 *StringFillWithTerminator(u8 *dest, u16 n); u8 *StringFillWithTerminator(u8 *dest, u16 n);
u8 *StringCopyN_Multibyte(u8 *dest, u8 *src, u32 n);
u32 StringLength_Multibyte(u8 *str);
u8 *WriteColorChangeControlCode(u8 *dest, u32 colorType, u8 color);
bool32 sub_8009228(u8 *str);
bool32 sub_800924C(u8 *str, s32 n);
u8 GetExtCtrlCodeLength(u8 code);
static const u8 *SkipExtCtrlCode(const u8 *s);
s32 StringCompareWithoutExtCtrlCodes(const u8 *str1, const u8 *str2);
void ConvertInternationalString(u8 *s, u8 language);
void StripExtCtrlCodes(u8 *str);
#endif // GUARD_STRING_UTIL_H #endif // GUARD_STRING_UTIL_H
ld_script.txt
+1 -2
View File
@@ -49,7 +49,6 @@ SECTIONS {
asm/text.o(.text); asm/text.o(.text);
asm/sprite.o(.text); asm/sprite.o(.text);
src/string_util.o(.text); src/string_util.o(.text);
asm/string_util.o(.text);
asm/link.o(.text); asm/link.o(.text);
asm/rtc.o(.text); asm/rtc.o(.text);
asm/main_menu.o(.text); asm/main_menu.o(.text);
@@ -245,7 +244,7 @@ SECTIONS {
data/window.o(.rodata); data/window.o(.rodata);
data/text.o(.rodata); data/text.o(.rodata);
data/sprite.o(.rodata); data/sprite.o(.rodata);
data/string_util.o(.rodata); src/string_util.o(.rodata);
data/data2.o(.rodata); data/data2.o(.rodata);
data/diploma.o(.rodata); data/diploma.o(.rodata);
data/strings.o(.rodata); data/strings.o(.rodata);
src/string_util.c
+291 -35
View File
@@ -2,22 +2,23 @@
#include "string_util.h" #include "string_util.h"
#include "text.h" #include "text.h"
#define MAX_PLACEHOLDER_ID 0xD EWRAM_DATA u8 gUnknownStringVar[16] = {0};
extern const u8 sDigits[]; static const u8 sDigits[] = @"0123456789ABCDEF";
extern const s32 sPowersOfTen[];
extern const u8 sSetBrailleFont[];
extern const u8 sGotoLine2[];
typedef u8 *(*ExpandPlaceholderFunc)(void); static const s32 sPowersOfTen[] =
{
extern const ExpandPlaceholderFunc sExpandPlaceholderFuncs[]; 1,
10,
extern u8 gUnknownStringVar[]; 100,
extern u8 gStringVar1[]; 1000,
extern u8 gStringVar2[]; 10000,
extern u8 gStringVar3[]; 100000,
extern u8 gStringVar4[]; 1000000,
10000000,
100000000,
1000000000,
};
extern u8 gExpandedPlaceholder_Empty[]; extern u8 gExpandedPlaceholder_Empty[];
extern u8 gExpandedPlaceholder_Kun[]; extern u8 gExpandedPlaceholder_Kun[];
@@ -393,11 +394,8 @@ u8 *StringExpandPlaceholders(u8 *dest, const u8 *src)
u8 *StringBraille(u8 *dest, const u8 *src) u8 *StringBraille(u8 *dest, const u8 *src)
{ {
u8 setBrailleFont[4]; u8 setBrailleFont[] = { 0xFC, 0x06, 0x06, 0xFF };
u8 gotoLine2[5]; u8 gotoLine2[5] = { 0xFE, 0xFC, 0x0E, 0x02, 0xFF };
memcpy(setBrailleFont, sSetBrailleFont, 4);
memcpy(gotoLine2, sGotoLine2, 5);
dest = StringCopy(dest, setBrailleFont); dest = StringCopy(dest, setBrailleFont);
@@ -421,32 +419,32 @@ u8 *StringBraille(u8 *dest, const u8 *src)
} }
} }
u8 *ExpandPlaceholder_UnknownStringVar(void) static u8 *ExpandPlaceholder_UnknownStringVar(void)
{ {
return gUnknownStringVar; return gUnknownStringVar;
} }
u8 *ExpandPlaceholder_PlayerName(void) static u8 *ExpandPlaceholder_PlayerName(void)
{ {
return gSaveBlock2Ptr->playerName; return gSaveBlock2Ptr->playerName;
} }
u8 *ExpandPlaceholder_StringVar1(void) static u8 *ExpandPlaceholder_StringVar1(void)
{ {
return gStringVar1; return gStringVar1;
} }
u8 *ExpandPlaceholder_StringVar2(void) static u8 *ExpandPlaceholder_StringVar2(void)
{ {
return gStringVar2; return gStringVar2;
} }
u8 *ExpandPlaceholder_StringVar3(void) static u8 *ExpandPlaceholder_StringVar3(void)
{ {
return gStringVar3; return gStringVar3;
} }
u8 *ExpandPlaceholder_KunChan(void) static u8 *ExpandPlaceholder_KunChan(void)
{ {
if (gSaveBlock2Ptr->playerGender == MALE) if (gSaveBlock2Ptr->playerGender == MALE)
return gExpandedPlaceholder_Kun; return gExpandedPlaceholder_Kun;
@@ -454,7 +452,7 @@ u8 *ExpandPlaceholder_KunChan(void)
return gExpandedPlaceholder_Chan; return gExpandedPlaceholder_Chan;
} }
u8 *ExpandPlaceholder_RivalName(void) static u8 *ExpandPlaceholder_RivalName(void)
{ {
if (gSaveBlock2Ptr->playerGender == MALE) if (gSaveBlock2Ptr->playerGender == MALE)
return gExpandedPlaceholder_May; return gExpandedPlaceholder_May;
@@ -462,47 +460,67 @@ u8 *ExpandPlaceholder_RivalName(void)
return gExpandedPlaceholder_Brendan; return gExpandedPlaceholder_Brendan;
} }
u8 *ExpandPlaceholder_Version(void) static u8 *ExpandPlaceholder_Version(void)
{ {
return gExpandedPlaceholder_Emerald; return gExpandedPlaceholder_Emerald;
} }
u8 *ExpandPlaceholder_Aqua(void) static u8 *ExpandPlaceholder_Aqua(void)
{ {
return gExpandedPlaceholder_Aqua; return gExpandedPlaceholder_Aqua;
} }
u8 *ExpandPlaceholder_Magma(void) static u8 *ExpandPlaceholder_Magma(void)
{ {
return gExpandedPlaceholder_Magma; return gExpandedPlaceholder_Magma;
} }
u8 *ExpandPlaceholder_Archie(void) static u8 *ExpandPlaceholder_Archie(void)
{ {
return gExpandedPlaceholder_Archie; return gExpandedPlaceholder_Archie;
} }
u8 *ExpandPlaceholder_Maxie(void) static u8 *ExpandPlaceholder_Maxie(void)
{ {
return gExpandedPlaceholder_Maxie; return gExpandedPlaceholder_Maxie;
} }
u8 *ExpandPlaceholder_Kyogre(void) static u8 *ExpandPlaceholder_Kyogre(void)
{ {
return gExpandedPlaceholder_Kyogre; return gExpandedPlaceholder_Kyogre;
} }
u8 *ExpandPlaceholder_Groudon(void) static u8 *ExpandPlaceholder_Groudon(void)
{ {
return gExpandedPlaceholder_Groudon; return gExpandedPlaceholder_Groudon;
} }
u8 *GetExpandedPlaceholder(u32 id) u8 *GetExpandedPlaceholder(u32 id)
{ {
if (id > MAX_PLACEHOLDER_ID) typedef u8 *(*ExpandPlaceholderFunc)(void);
static const ExpandPlaceholderFunc funcs[] =
{
ExpandPlaceholder_UnknownStringVar,
ExpandPlaceholder_PlayerName,
ExpandPlaceholder_StringVar1,
ExpandPlaceholder_StringVar2,
ExpandPlaceholder_StringVar3,
ExpandPlaceholder_KunChan,
ExpandPlaceholder_RivalName,
ExpandPlaceholder_Version,
ExpandPlaceholder_Aqua,
ExpandPlaceholder_Magma,
ExpandPlaceholder_Archie,
ExpandPlaceholder_Maxie,
ExpandPlaceholder_Kyogre,
ExpandPlaceholder_Groudon,
};
if (id >= ARRAY_COUNT(funcs))
return gExpandedPlaceholder_Empty; return gExpandedPlaceholder_Empty;
else else
return sExpandPlaceholderFuncs[id](); return funcs[id]();
} }
u8 *StringFill(u8 *dest, u8 c, u16 n) u8 *StringFill(u8 *dest, u8 c, u16 n)
@@ -542,3 +560,241 @@ u8 *StringFillWithTerminator(u8 *dest, u16 n)
{ {
return StringFill(dest, EOS, n); return StringFill(dest, EOS, n);
} }
__attribute__((naked))
u8 *StringCopyN_Multibyte(u8 *dest, u8 *src, u32 n)
{
asm(".syntax unified\n\
push {r4,r5,lr}\n\
adds r4, r0, 0\n\
adds r3, r1, 0\n\
subs r2, 0x1\n\
movs r5, 0x1\n\
negs r5, r5\n\
b _080091B2\n\
_0800919A:\n\
strb r0, [r4]\n\
adds r3, 0x1\n\
adds r4, 0x1\n\
subs r0, r3, 0x1\n\
ldrb r0, [r0]\n\
cmp r0, 0xF9\n\
bne _080091B0\n\
ldrb r0, [r3]\n\
strb r0, [r4]\n\
adds r3, 0x1\n\
adds r4, 0x1\n\
_080091B0:\n\
subs r2, 0x1\n\
_080091B2:\n\
cmp r2, r5\n\
beq _080091BE\n\
ldrb r0, [r3]\n\
adds r1, r0, 0\n\
cmp r1, 0xFF\n\
bne _0800919A\n\
_080091BE:\n\
movs r0, 0xFF\n\
strb r0, [r4]\n\
adds r0, r4, 0\n\
pop {r4,r5}\n\
pop {r1}\n\
bx r1\n\
.syntax divided");
}
u32 StringLength_Multibyte(u8 *str)
{
u32 length = 0;
while (*str != EOS)
{
if (*str == 0xF9)
str++;
str++;
length++;
}
return length;
}
u8 *WriteColorChangeControlCode(u8 *dest, u32 colorType, u8 color)
{
*dest = 0xFC;
dest++;
switch (colorType)
{
case 0:
*dest = 1;
dest++;
break;
case 1:
*dest = 3;
dest++;
break;
case 2:
*dest = 2;
dest++;
break;
}
*dest = color;
dest++;
*dest = EOS;
return dest;
}
bool32 sub_8009228(u8 *str)
{
while (*str != EOS)
{
if (*str <= 0xA0)
if (*str != 0)
return TRUE;
str++;
}
return FALSE;
}
bool32 sub_800924C(u8 *str, s32 n)
{
s32 i;
for (i = 0; *str != EOS && i < n; i++)
{
if (*str <= 0xA0)
if (*str != 0)
return TRUE;
str++;
}
return FALSE;
}
u8 GetExtCtrlCodeLength(u8 code)
{
static const u8 lengths[] =
{
1,
2,
2,
2,
4,
2,
2,
1,
2,
1,
1,
3,
2,
2,
2,
1,
3,
2,
2,
2,
2,
1,
1,
1,
1,
};
u8 length = 0;
if (code < ARRAY_COUNT(lengths))
length = lengths[code];
return length;
}
static const u8 *SkipExtCtrlCode(const u8 *s)
{
while (*s == 0xFC)
{
s++;
s += GetExtCtrlCodeLength(*s);
}
return s;
}
s32 StringCompareWithoutExtCtrlCodes(const u8 *str1, const u8 *str2)
{
s32 retVal = 0;
while (1)
{
str1 = SkipExtCtrlCode(str1);
str2 = SkipExtCtrlCode(str2);
if (*str1 > *str2)
break;
if (*str1 < *str2)
{
retVal = -1;
if (*str2 == 0xFF)
retVal = 1;
}
if (*str1 == 0xFF)
return retVal;
str1++;
str2++;
}
retVal = 1;
if (*str1 == 0xFF)
retVal = -1;
return retVal;
}
void ConvertInternationalString(u8 *s, u8 language)
{
if (language == LANGUAGE_JAPANESE)
{
u8 i;
StripExtCtrlCodes(s);
i = StringLength(s);
s[i++] = 0xFC;
s[i++] = 22;
s[i++] = 0xFF;
i--;
while (i != (u8)-1)
{
s[i + 2] = s[i];
i--;
}
s[0] = 0xFC;
s[1] = 21;
}
}
void StripExtCtrlCodes(u8 *str)
{
u16 srcIndex = 0;
u16 destIndex = 0;
while (str[srcIndex] != 0xFF)
{
if (str[srcIndex] == 0xFC)
{
srcIndex++;
srcIndex += GetExtCtrlCodeLength(str[srcIndex]);
}
else
{
str[destIndex++] = str[srcIndex++];
}
}
str[destIndex] = 0xFF;
}
sym_ewram.txt
+1 -2
View File
@@ -76,8 +76,7 @@ gStringVar3: @ 2021EC4
gStringVar4: @ 2021FC4 gStringVar4: @ 2021FC4
.space 0x3E8 .space 0x3E8
gUnknownStringVar: @ 20223AC .include "src/string_util.o"
.space 0x10
gUnknown_020223BC: @ 20223BC gUnknown_020223BC: @ 20223BC
.space 0x1 .space 0x1