Subversion Repositories Kolibri OS

//------------------------------------------------------------------------------

// strcmp( ESI, EDI)

// strlen( EDI)

// strcpy( EDI, ESI) --- 0 if ==

// strcat( EDI, ESI)

// strchr( ESI,BL)

// strrchr( ESI,BL)

// strstr( EBX, EDX)

// itoa( ESI)

// atoi( EAX)

// strupr( ESI)

// strlwr( ESI) --- kyrillic symbols may not work

// strttl( EDX)

// strtok( ESI)

// strcpyb(dword searchin, copyin, startstr, endstr) --- copy string between strings

//chrnum(dword searchin, char symbol) --- count of symbol in string

//------------------------------------------------------------------------------

inline fastcall signed int strcmp( ESI, EDI)

{

	loop()

	{

		IF (DSBYTE[ESI]

		IF (DSBYTE[ESI]>DSBYTE[EDI]) RETURN 1;

		IF (DSBYTE[ESI]=='\0') RETURN 0;

		ESI++;

		EDI++;

	}

}

inline fastcall signed int strncmp( ESI, EDI, ECX)

{

  asm {

    MOV EBX, EDI

    XOR EAX, EAX

    MOV EDX, ECX

    OR ECX, ECX

    JE L1

    REPNE SCASB

    SUB EDX, ECX

    MOV ECX, EDX

    MOV EDI, EBX

    XOR EBX, EBX

    REPE CMPSB

    MOV AL, DSBYTE[ ESI-1]

    MOV BL, DSBYTE[ EDI-1]

    SUB EAX, EBX

L1:

  }

}

inline fastcall unsigned int strlen( EDI)

{

	$xor eax, eax

	$mov ecx, -1

	$REPNE $SCASB

	EAX-=2+ECX;

}

inline fastcall strcpy( EDI, ESI)

{

	$cld

L2:

	$lodsb

	$stosb

	$test al,al

	$jnz L2

}

inline fastcall strcat( EDI, ESI)

{

  asm {

    mov ebx, edi

    xor ecx, ecx

    xor eax, eax

    dec ecx

    repne scasb

    dec edi

    mov edx, edi

    mov edi, esi

    xor ecx, ecx

    xor eax, eax

    dec ecx

    repne scasb

    xor ecx, 0ffffffffh

    mov edi, edx

    mov edx, ecx

    mov eax, edi

    shr ecx, 2

    rep movsd

    mov ecx, edx

    and ecx, 3

    rep movsb

    mov eax, ebx

	}

}

/*void strcat(char *to, char *from) //���� ��������

{

	while(*to) to++;

	while(*from)

	{

		*to = *from;

		to++;

		from++;

	}

	*to = '\0';

}*/

dword itoa( ESI)

{

	unsigned char buffer[11];

	$pusha

	EDI = #buffer;

	ECX = 10;

	if (ESI < 0)

	{

		 $mov     al, '-'

		 $stosb

		 $neg     esi

	}

	$mov     eax, esi

	$push    -'0'

F2:

	$xor     edx, edx

	$div     ecx

	$push    edx

	$test    eax, eax

	$jnz     F2

F3:

	$pop     eax

	$add     al, '0'

	$stosb

	$jnz     F3

	$mov     al, '\0'

	$stosb

	$popa

    return #buffer;

}

inline fastcall dword atoi( EDI)

{

	ESI=EDI;

	IF(DSBYTE[ESI]=='-')ESI++;

	EAX=0;

	BH=AL;

	do{

		BL=DSBYTE[ESI]-'0';

		EAX=EAX*10+EBX;

		ESI++;

	}while(DSBYTE[ESI]>='0');

	IF(DSBYTE[EDI]=='-') -EAX;

}

inline fastcall signed int strchr( ESI,BL)

{

	int jj=0;

	do{

		jj++;

		$lodsb

		IF(AL==BL) return jj;

	} while(AL!=0);

	return 0;

}

inline fastcall signed int strrchr( ESI,BL)

{

	int jj=0, last=0;

	do{

		jj++;

		$lodsb

		IF(AL==BL) last=jj;

	} while(AL!=0);

	return last;

}

inline fastcall strupr( ESI)

{

	do{

		AL=DSBYTE[ESI];

		IF(AL>='a')IF(AL<='z')DSBYTE[ESI]=AL&0x5f;

		IF (AL>=160) && (AL<=175) DSBYTE[ESI] = AL - 32;	//�-�

		IF (AL>=224) && (AL<=239) DSBYTE[ESI] = AL - 80;	//�-�

 		ESI++;

	}while(AL!=0);

}

inline fastcall strlwr( ESI)

{

	do{

		$LODSB

		IF(AL>='A')&&(AL<='Z'){

			AL+=0x20;

			DSBYTE[ESI-1]=AL;

			CONTINUE;

		}

	}while(AL!=0);

}

inline fastcall strttl( EDX)

{

	AL=DSBYTE[EDX];

	IF(AL>='a')&&(AL<='z')DSBYTE[EDX]=AL&0x5f;

	IF (AL>=160) && (AL<=175) DSBYTE[EDX] = AL - 32;	//�-�

	IF (AL>=224) && (AL<=239) DSBYTE[EDX] = AL - 80;	//�-�

	do{

		EDX++;

		AL=DSBYTE[EDX];

		IF(AL>='A')&&(AL<='Z'){DSBYTE[EDX]=AL|0x20; CONTINUE;}

		IF(AL>='�')&&(AL<='�')DSBYTE[EDX]=AL|0x20; //�-�

		IF (AL>=144) && (AL<=159) DSBYTE[EDX] = AL + 80;	//�-�

	}while(AL!=0);

}

inline fastcall dword strstr( EBX, EDX)

{

  asm {

    MOV EDI, EDX

    XOR ECX, ECX

    XOR EAX, EAX

    DEC ECX

    REPNE SCASB

    NOT ECX

    DEC ECX

    JE LS2

    MOV ESI, ECX

    XOR ECX, ECX

    MOV EDI, EBX

    DEC ECX

    REPNE SCASB

    NOT ECX

    SUB ECX, ESI

    JBE LS2

    MOV EDI, EBX

    LEA EBX, DSDWORD[ ESI-1]

LS1: MOV ESI, EDX

    LODSB

    REPNE SCASB

    JNE LS2

    MOV EAX, ECX

    PUSH EDI

    MOV ECX, EBX

    REPE CMPSB

    POP EDI

    MOV ECX, EAX

    JNE LS1

    LEA EAX, DSDWORD[ EDI-1]

    JMP SHORT LS3

LS2: XOR EAX, EAX

LS3:

  }

}

//

void strcpyb(dword searchin, copyin, startstr, endstr)

{

	dword startp, endp;

	startp = strstr(searchin, startstr) + strlen(startstr);

	endp = strstr(startp, endstr);

	if (startp==endp) return;

	do

	{

		DSBYTE[copyin] = DSBYTE[startp];

		copyin++;

		startp++;

	}

	while (startp

	DSBYTE[copyin] = '\0';

}

int chrnum(dword searchin, char symbol)

{

	int num = 0;

	while(DSBYTE[searchin])

	{

		if (DSBYTE[searchin] == symbol)	num++;

		searchin++;

	}

	return num;

}

/* strtok( LPSTR dest, src, divs);

src - ��������� �� �������� ������ ��� ��������� ����������� ������

dest - ��������� �� �����, ���� ����� ����������� �����

divs - ��������� �� ������, ���������� �������-�����������

����������: 0, ���� ���� ������ ���

         �� 0, ���� ����� ����������� � dest (��������� ��� ��������

               � �������� src ��� ������������ ������) */

inline fastcall dword strtok( EDX, ESI, EBX)

{

  asm {

    XOR ECX, ECX

    MOV EDI, EBX

    XOR EAX, EAX

    DEC ECX

    REPNE SCASB

    XOR ECX, 0FFFFFFFFH

    DEC ECX

    PUSH ECX

L1: LODSB

    OR AL, AL

    JZ L4

    MOV EDI, EBX

    MOV ECX, SSDWORD[ ESP]

    REPNE SCASB

    JZ L1

    DEC ESI

L2: LODSB

    MOV EDI, EBX

    MOV ECX, SSDWORD[ ESP]

    REPNE SCASB

    JZ L3

    MOV DSBYTE[ EDX], AL

    INC EDX

    JMP SHORT L2

L3: MOV EAX, ESI

L4: POP ECX

  } DSBYTE[ EDX] = 0;

}

#define strncpy strcpyn

#define strnmov strmovn

#define stricmp strcmpi

#define strcmpn strncmp

#define strncmpi strcmpni

#define stricmpn strcmpni

#define strnicmp strcmpni

#define strincmp strcmpni

#define strcmpin strcmpni