#include "fmt.h" #include "stralloc.h" #include "textcode.h" #include "haveinline.h" static inline int tohex(char c) { return c>9?c-10+'A':c+'0'; } int fmt_quotedprintable_sa(stralloc* sa,const char* src,unsigned int len) { register const unsigned char* s=(const unsigned char*) src; unsigned long i; for (i=0; i<len; ++i) { if (s[i]&0x80 || s[i]=='=') { char dest[3]={'='}; dest[1]=tohex(s[i]>>4); dest[2]=tohex(s[i]&15); if (!stralloc_catb(sa, dest, 3)) return 0; } else { if (!stralloc_catb(sa, s + i, 1)) return 0; } } return 1; }