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40 lines
990 B
C
40 lines
990 B
C
#include "re_config.h"
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#include "pcre_internal.h"
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/*************************************************
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* Convert character value to UTF-8 *
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*************************************************/
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/* This function takes an integer value in the range 0 - 0x7fffffff
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and encodes it as a UTF-8 character in 0 to 6 bytes.
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Arguments:
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cvalue the character value
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buffer pointer to buffer for result - at least 6 bytes long
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Returns: number of characters placed in the buffer
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*/
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int
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_pcre_ord2utf8(int cvalue, uschar *buffer)
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{
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#ifdef SUPPORT_UTF8
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register int i, j;
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for (i = 0; i < _pcre_utf8_table1_size; i++)
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if (cvalue <= _pcre_utf8_table1[i]) break;
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buffer += i;
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for (j = i; j > 0; j--)
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{
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*buffer-- = 0x80 | (cvalue & 0x3f);
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cvalue >>= 6;
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}
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*buffer = _pcre_utf8_table2[i] | cvalue;
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return i + 1;
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#else
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return 0; /* Keep compiler happy; this function won't ever be */
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#endif /* called when SUPPORT_UTF8 is not defined. */
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}
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/* End of pcre_ord2utf8.c */
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