/* $NetBSD: str.c,v 1.1.1.3 2021/09/30 18:50:09 jmcneill Exp $ */ /*++ Copyright (c) 1998 Intel Corporation Module Name: str.c Abstract: Revision History --*/ #include "lib.h" INTN StrCmp ( IN CONST CHAR16 *s1, IN CONST CHAR16 *s2 ) // compare strings { return RtStrCmp(s1, s2); } INTN StrnCmp ( IN CONST CHAR16 *s1, IN CONST CHAR16 *s2, IN UINTN len ) // compare strings { while (*s1 && len) { if (*s1 != *s2) { break; } s1 += 1; s2 += 1; len -= 1; } return len ? *s1 - *s2 : 0; } INTN EFIAPI LibStubStriCmp ( IN EFI_UNICODE_COLLATION_INTERFACE *This EFI_UNUSED, IN CHAR16 *s1, IN CHAR16 *s2 ) { return StrCmp (s1, s2); } VOID EFIAPI LibStubStrLwrUpr ( IN EFI_UNICODE_COLLATION_INTERFACE *This EFI_UNUSED, IN CHAR16 *Str EFI_UNUSED ) { } INTN StriCmp ( IN CONST CHAR16 *s1, IN CONST CHAR16 *s2 ) // compare strings { if (UnicodeInterface == &LibStubUnicodeInterface) return UnicodeInterface->StriColl(UnicodeInterface, (CHAR16 *)s1, (CHAR16 *)s2); else return uefi_call_wrapper(UnicodeInterface->StriColl, 3, UnicodeInterface, (CHAR16 *)s1, (CHAR16 *)s2); } VOID StrLwr ( IN CHAR16 *Str ) // lwoer case string { if (UnicodeInterface == &LibStubUnicodeInterface) UnicodeInterface->StrLwr(UnicodeInterface, Str); else uefi_call_wrapper(UnicodeInterface->StrLwr, 2, UnicodeInterface, Str); } VOID StrUpr ( IN CHAR16 *Str ) // upper case string { if (UnicodeInterface == &LibStubUnicodeInterface) UnicodeInterface->StrUpr(UnicodeInterface, Str); else uefi_call_wrapper(UnicodeInterface->StrUpr, 2, UnicodeInterface, Str); } VOID StrCpy ( IN CHAR16 *Dest, IN CONST CHAR16 *Src ) // copy strings { RtStrCpy (Dest, Src); } VOID StrnCpy ( IN CHAR16 *Dest, IN CONST CHAR16 *Src, IN UINTN Len ) // copy strings { RtStrnCpy (Dest, Src, Len); } CHAR16 * StpCpy ( IN CHAR16 *Dest, IN CONST CHAR16 *Src ) // copy strings { return RtStpCpy (Dest, Src); } CHAR16 * StpnCpy ( IN CHAR16 *Dest, IN CONST CHAR16 *Src, IN UINTN Len ) // copy strings { return RtStpnCpy (Dest, Src, Len); } VOID StrCat ( IN CHAR16 *Dest, IN CONST CHAR16 *Src ) { RtStrCat(Dest, Src); } VOID StrnCat ( IN CHAR16 *Dest, IN CONST CHAR16 *Src, IN UINTN Len ) { RtStrnCat(Dest, Src, Len); } UINTN StrnLen ( IN CONST CHAR16 *s1, IN UINTN Len ) // string length { return RtStrnLen(s1, Len); } UINTN StrLen ( IN CONST CHAR16 *s1 ) // string length { return RtStrLen(s1); } UINTN StrSize ( IN CONST CHAR16 *s1 ) // string size { return RtStrSize(s1); } CHAR16 * StrDuplicate ( IN CONST CHAR16 *Src ) // duplicate a string { CHAR16 *Dest; UINTN Size; Size = StrSize(Src); Dest = AllocatePool (Size); if (Dest) { CopyMem (Dest, Src, Size); } return Dest; } UINTN strlena ( IN CONST CHAR8 *s1 ) // string length { UINTN len; for (len=0; *s1; s1+=1, len+=1) ; return len; } UINTN strcmpa ( IN CONST CHAR8 *s1, IN CONST CHAR8 *s2 ) // compare strings { while (*s1) { if (*s1 != *s2) { break; } s1 += 1; s2 += 1; } return *s1 - *s2; } UINTN strncmpa ( IN CONST CHAR8 *s1, IN CONST CHAR8 *s2, IN UINTN len ) // compare strings { while (*s1 && len) { if (*s1 != *s2) { break; } s1 += 1; s2 += 1; len -= 1; } return len ? *s1 - *s2 : 0; } UINTN xtoi ( CONST CHAR16 *str ) // convert hex string to uint { UINTN u; CHAR16 c; // skip preceeding white space while (*str == ' ') { str += 1; } // convert hex digits u = 0; while ((c = *(str++))) { if (c >= 'a' && c <= 'f') { c -= 'a' - 'A'; } if ((c >= '0' && c <= '9') || (c >= 'A' && c <= 'F')) { u = (u << 4) | ((UINTN)c - (c >= 'A' ? 'A'-10 : '0')); } else { break; } } return u; } UINTN Atoi ( CONST CHAR16 *str ) // convert hex string to uint { UINTN u; CHAR16 c; // skip preceeding white space while (*str == ' ') { str += 1; } // convert digits u = 0; while ((c = *(str++))) { if (c >= '0' && c <= '9') { u = (u * 10) + c - '0'; } else { break; } } return u; } BOOLEAN MetaMatch ( IN CHAR16 *String, IN CHAR16 *Pattern ) { CHAR16 c, p, l; for (; ;) { p = *Pattern; Pattern += 1; switch (p) { case 0: // End of pattern. If end of string, TRUE match return *String ? FALSE : TRUE; case '*': // Match zero or more chars while (*String) { if (MetaMatch (String, Pattern)) { return TRUE; } String += 1; } return MetaMatch (String, Pattern); case '?': // Match any one char if (!*String) { return FALSE; } String += 1; break; case '[': // Match char set c = *String; if (!c) { return FALSE; // syntax problem } l = 0; while ((p = *Pattern++)) { if (p == ']') { return FALSE; } if (p == '-') { // if range of chars, p = *Pattern; // get high range if (p == 0 || p == ']') { return FALSE; // syntax problem } if (c >= l && c <= p) { // if in range, break; // it's a match } } l = p; if (c == p) { // if char matches break; // move on } } // skip to end of match char set while (p && p != ']') { p = *Pattern; Pattern += 1; } String += 1; break; default: c = *String; if (c != p) { return FALSE; } String += 1; break; } } } BOOLEAN EFIAPI LibStubMetaiMatch ( IN EFI_UNICODE_COLLATION_INTERFACE *This EFI_UNUSED, IN CHAR16 *String, IN CHAR16 *Pattern ) { return MetaMatch (String, Pattern); } BOOLEAN MetaiMatch ( IN CHAR16 *String, IN CHAR16 *Pattern ) { if (UnicodeInterface == &LibStubUnicodeInterface) return UnicodeInterface->MetaiMatch(UnicodeInterface, String, Pattern); else return uefi_call_wrapper(UnicodeInterface->MetaiMatch, 3, UnicodeInterface, String, Pattern); }