BOOL
_pcre_was_newline(const uschar *ptr, const uschar *startptr, int *lenptr,
BOOL utf8)
{
int c;
ptr--;
if (utf8)
{
BACKCHAR(ptr);
GETCHAR(c, ptr);
}
else c = *ptr;
switch(c)
{
case 0x000a:
*lenptr = (ptr > startptr && ptr[-1] == 0x0d)? 2 : 1;
return TRUE; /* LF */
case 0x000b: /* VT */
case 0x000c: /* FF */
case 0x000d:
*lenptr = 1;
return TRUE; /* CR */
case 0x0085:
*lenptr = utf8? 2 : 1;
return TRUE; /* NEL */
case 0x2028: /* LS */
case 0x2029:
*lenptr = 3;
return TRUE; /* PS */
default:
return FALSE;
}
}
BOOL
PRIV(was_newline)(PCRE_PUCHAR ptr, int type, PCRE_PUCHAR startptr, int *lenptr,
BOOL utf)
{
pcre_uint32 c;
(void)utf;
ptr--;
#ifdef SUPPORT_UTF
if (utf)
{
BACKCHAR(ptr);
GETCHAR(c, ptr);
}
else
#endif /* SUPPORT_UTF */
c = *ptr;
/* Note that this function is called only for ANY or ANYCRLF. */
if (type == NLTYPE_ANYCRLF) switch(c)
{
case CHAR_LF:
*lenptr = (ptr > startptr && ptr[-1] == CHAR_CR)? 2 : 1;
return TRUE;
case CHAR_CR: *lenptr = 1; return TRUE;
default: return FALSE;
}
/* NLTYPE_ANY */
else switch(c)
{
case CHAR_LF:
*lenptr = (ptr > startptr && ptr[-1] == CHAR_CR)? 2 : 1;
return TRUE;
#ifdef EBCDIC
case CHAR_NEL:
#endif
case CHAR_VT:
case CHAR_FF:
case CHAR_CR: *lenptr = 1; return TRUE;
#ifndef EBCDIC
#ifdef COMPILE_PCRE8
case CHAR_NEL: *lenptr = utf? 2 : 1; return TRUE;
case 0x2028: /* LS */
case 0x2029: *lenptr = 3; return TRUE; /* PS */
#else /* COMPILE_PCRE16 || COMPILE_PCRE32 */
case CHAR_NEL:
case 0x2028: /* LS */
case 0x2029: *lenptr = 1; return TRUE; /* PS */
#endif /* COMPILE_PCRE8 */
#endif /* NotEBCDIC */
default: return FALSE;
}
}
BOOL
PRIV(was_newline)(PCRE_PUCHAR ptr, int type, PCRE_PUCHAR startptr, int *lenptr,
BOOL utf)
{
int c;
(void)utf;
ptr--;
#ifdef SUPPORT_UTF
if (utf)
{
BACKCHAR(ptr);
GETCHAR(c, ptr);
}
else
#endif /* SUPPORT_UTF */
c = *ptr;
if (type == NLTYPE_ANYCRLF) switch(c)
{
case 0x000a: *lenptr = (ptr > startptr && ptr[-1] == 0x0d)? 2 : 1;
return TRUE; /* LF */
case 0x000d: *lenptr = 1; return TRUE; /* CR */
default: return FALSE;
}
else switch(c)
{
case 0x000a: *lenptr = (ptr > startptr && ptr[-1] == 0x0d)? 2 : 1;
return TRUE; /* LF */
case 0x000b: /* VT */
case 0x000c: /* FF */
case 0x000d: *lenptr = 1; return TRUE; /* CR */
#ifdef COMPILE_PCRE8
case 0x0085: *lenptr = utf? 2 : 1; return TRUE; /* NEL */
case 0x2028: /* LS */
case 0x2029: *lenptr = 3; return TRUE; /* PS */
#else
case 0x0085: /* NEL */
case 0x2028: /* LS */
case 0x2029: *lenptr = 1; return TRUE; /* PS */
#endif /* COMPILE_PCRE8 */
default: return FALSE;
}
}
BOOL
_pcre_was_newline(const uschar *ptr, int type, const uschar *startptr,
int *lenptr, BOOL utf8)
{
int c;
ptr--;
#ifdef SUPPORT_UTF8
if (utf8)
{
BACKCHAR(ptr);
GETCHAR(c, ptr);
}
else c = *ptr;
#else /* no UTF-8 support */
c = *ptr;
#endif /* SUPPORT_UTF8 */
if (type == NLTYPE_ANYCRLF) switch(c)
{
case 0x000a: *lenptr = (ptr > startptr && ptr[-1] == 0x0d)? 2 : 1;
return TRUE; /* LF */
case 0x000d: *lenptr = 1; return TRUE; /* CR */
default: return FALSE;
}
else switch(c)
{
case 0x000a: *lenptr = (ptr > startptr && ptr[-1] == 0x0d)? 2 : 1;
return TRUE; /* LF */
case 0x000b: /* VT */
case 0x000c: /* FF */
case 0x000d: *lenptr = 1; return TRUE; /* CR */
case 0x0085: *lenptr = utf8? 2 : 1; return TRUE; /* NEL */
case 0x2028: /* LS */
case 0x2029: *lenptr = 3; return TRUE; /* PS */
default: return FALSE;
}
}
BOOL
PRIV(was_newline)(PCRE2_SPTR ptr, uint32_t type, PCRE2_SPTR startptr,
uint32_t *lenptr, BOOL utf)
{
uint32_t c;
ptr--;
#ifdef SUPPORT_UNICODE
if (utf)
{
BACKCHAR(ptr);
GETCHAR(c, ptr);
}
else c = *ptr;
#else
(void)utf;
c = *ptr;
#endif /* SUPPORT_UNICODE */
if (type == NLTYPE_ANYCRLF) switch(c)
{
case CHAR_LF:
*lenptr = (ptr > startptr && ptr[-1] == CHAR_CR)? 2 : 1;
return TRUE;
case CHAR_CR:
*lenptr = 1;
return TRUE;
default:
return FALSE;
}
/* NLTYPE_ANY */
else switch(c)
{
case CHAR_LF:
*lenptr = (ptr > startptr && ptr[-1] == CHAR_CR)? 2 : 1;
return TRUE;
#ifdef EBCDIC
case CHAR_NEL:
#endif
case CHAR_VT:
case CHAR_FF:
case CHAR_CR:
*lenptr = 1;
return TRUE;
#ifndef EBCDIC
#if PCRE2_CODE_UNIT_WIDTH == 8
case CHAR_NEL:
*lenptr = utf? 2 : 1;
return TRUE;
case 0x2028: /* LS */
case 0x2029: /* PS */
*lenptr = 3;
return TRUE;
#else /* 16-bit or 32-bit code units */
case CHAR_NEL:
case 0x2028: /* LS */
case 0x2029: /* PS */
*lenptr = 1;
return TRUE;
#endif
#endif /* Not EBCDIC */
default:
return FALSE;
}
}
