24 lines
531 B
C
24 lines
531 B
C
#include <libowfat/textcode.h>
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#include <libowfat/scan.h>
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size_t scan_quotedprintable(const char *src,char *dest,size_t *destlen) {
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register const unsigned char* s=(const unsigned char*) src;
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size_t written=0,i;
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for (i=0; s[i]; ++i) {
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if (s[i]=='=') {
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int j=scan_fromhex(s[i+1]);
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if (j<0) break;
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dest[written]=j<<4;
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j=scan_fromhex(s[i+2]);
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if (j<0) break;
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dest[written]|=j;
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i+=2;
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} else {
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dest[written]=s[i];
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}
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++written;
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}
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*destlen=written;
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return i;
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}
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