2013-01-31 01:25:25 +04:00
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/*++
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Copyright (c) 1998 Intel Corporation
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Module Name:
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str.c
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Abstract:
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String runtime functions
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Revision History
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--*/
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#include "lib.h"
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#ifndef __GNUC__
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#pragma RUNTIME_CODE(RtAcquireLock)
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#endif
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INTN
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RUNTIMEFUNCTION
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RtStrCmp (
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2013-10-03 01:19:55 +04:00
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IN CONST CHAR16 *s1,
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IN CONST CHAR16 *s2
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2013-01-31 01:25:25 +04:00
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)
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// compare strings
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{
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while (*s1) {
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if (*s1 != *s2) {
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break;
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}
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s1 += 1;
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s2 += 1;
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}
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return *s1 - *s2;
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}
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#ifndef __GNUC__
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#pragma RUNTIME_CODE(RtStrCpy)
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#endif
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VOID
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RUNTIMEFUNCTION
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RtStrCpy (
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IN CHAR16 *Dest,
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2013-10-03 01:19:55 +04:00
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IN CONST CHAR16 *Src
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2013-01-31 01:25:25 +04:00
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)
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// copy strings
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{
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while (*Src) {
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*(Dest++) = *(Src++);
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}
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*Dest = 0;
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}
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2018-03-13 22:20:28 +03:00
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#ifndef __GNUC__
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#pragma RUNTIME_CODE(RtStrnCpy)
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#endif
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VOID
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RUNTIMEFUNCTION
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RtStrnCpy (
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IN CHAR16 *Dest,
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IN CONST CHAR16 *Src,
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IN UINTN Len
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)
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// copy strings
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{
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UINTN Size = RtStrnLen(Src, Len);
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if (Size != Len)
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2018-04-24 15:45:11 +03:00
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RtSetMem(Dest + Len, '\0', (UINT8)((Len - Size) * sizeof(CHAR16)));
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2018-03-13 22:20:28 +03:00
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RtCopyMem(Dest, Src, Size * sizeof(CHAR16));
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}
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#ifndef __GNUC__
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#pragma RUNTIME_CODE(RtStrCpy)
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#endif
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CHAR16 *
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RUNTIMEFUNCTION
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RtStpCpy (
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IN CHAR16 *Dest,
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IN CONST CHAR16 *Src
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)
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// copy strings
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{
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while (*Src) {
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*(Dest++) = *(Src++);
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}
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*Dest = 0;
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return Dest;
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}
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#ifndef __GNUC__
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#pragma RUNTIME_CODE(RtStrnCpy)
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#endif
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CHAR16 *
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RUNTIMEFUNCTION
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RtStpnCpy (
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IN CHAR16 *Dest,
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IN CONST CHAR16 *Src,
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IN UINTN Len
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)
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// copy strings
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{
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UINTN Size = RtStrnLen(Src, Len);
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if (Size != Len)
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2018-04-24 15:45:11 +03:00
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RtSetMem(Dest + Len, '\0', (UINT8)((Len - Size) * sizeof(CHAR16)));
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2018-03-13 22:20:28 +03:00
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RtCopyMem(Dest, Src, Size * sizeof(CHAR16));
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return Dest + Size;
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}
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2013-01-31 01:25:25 +04:00
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#ifndef __GNUC__
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#pragma RUNTIME_CODE(RtStrCat)
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#endif
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VOID
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RUNTIMEFUNCTION
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RtStrCat (
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IN CHAR16 *Dest,
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2013-10-03 01:19:55 +04:00
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IN CONST CHAR16 *Src
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2013-01-31 01:25:25 +04:00
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)
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2018-03-13 22:20:28 +03:00
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{
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2013-01-31 01:25:25 +04:00
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RtStrCpy(Dest+StrLen(Dest), Src);
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}
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2018-03-13 22:20:28 +03:00
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#ifndef __GNUC__
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#pragma RUNTIME_CODE(RtStrCat)
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#endif
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VOID
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RUNTIMEFUNCTION
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RtStrnCat (
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IN CHAR16 *Dest,
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IN CONST CHAR16 *Src,
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IN UINTN Len
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)
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{
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RtStrnCpy(Dest+StrLen(Dest), Src, Len);
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}
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2013-01-31 01:25:25 +04:00
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#ifndef __GNUC__
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#pragma RUNTIME_CODE(RtStrLen)
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#endif
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UINTN
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RUNTIMEFUNCTION
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RtStrLen (
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2013-10-03 01:19:55 +04:00
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IN CONST CHAR16 *s1
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2013-01-31 01:25:25 +04:00
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)
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// string length
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{
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UINTN len;
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2018-03-13 22:20:28 +03:00
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2013-01-31 01:25:25 +04:00
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for (len=0; *s1; s1+=1, len+=1) ;
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return len;
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}
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2018-03-13 22:20:28 +03:00
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#ifndef __GNUC__
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#pragma RUNTIME_CODE(RtStrnLen)
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#endif
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UINTN
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RUNTIMEFUNCTION
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RtStrnLen (
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IN CONST CHAR16 *s1,
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IN UINTN Len
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)
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// copy strings
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{
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UINTN i;
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for (i = 0; *s1 && i < Len; i++)
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s1++;
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return i;
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}
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2013-01-31 01:25:25 +04:00
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#ifndef __GNUC__
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#pragma RUNTIME_CODE(RtStrSize)
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#endif
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UINTN
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RUNTIMEFUNCTION
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RtStrSize (
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2013-10-03 01:19:55 +04:00
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IN CONST CHAR16 *s1
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2013-01-31 01:25:25 +04:00
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)
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// string size
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{
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UINTN len;
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2018-03-13 22:20:28 +03:00
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2013-01-31 01:25:25 +04:00
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for (len=0; *s1; s1+=1, len+=1) ;
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return (len + 1) * sizeof(CHAR16);
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}
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#ifndef __GNUC__
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#pragma RUNTIME_CODE(RtBCDtoDecimal)
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#endif
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UINT8
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RUNTIMEFUNCTION
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RtBCDtoDecimal(
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IN UINT8 BcdValue
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)
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{
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UINTN High, Low;
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High = BcdValue >> 4;
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Low = BcdValue - (High << 4);
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return ((UINT8)(Low + (High * 10)));
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}
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#ifndef __GNUC__
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#pragma RUNTIME_CODE(RtDecimaltoBCD)
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#endif
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UINT8
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RUNTIMEFUNCTION
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RtDecimaltoBCD (
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IN UINT8 DecValue
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)
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{
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UINTN High, Low;
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High = DecValue / 10;
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Low = DecValue - (High * 10);
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return ((UINT8)(Low + (High << 4)));
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}
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