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mmime: gen_qp: quote ^From and ^.$ to be safe

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Leah Neukirchen 2017-09-21 14:53:13 +02:00
parent 54435b30b6
commit d4cbac0aa5
1 changed files with 5 additions and 1 deletions
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6
mmime.c
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@ -85,7 +85,11 @@ int gen_qp(uint8_t *s, off_t size, int maxlinelen, int linelen)
}
if ((s[i] > 126) ||
(s[i] == '=')) {
(s[i] == '=') ||
(linelen == 0 &&
(strncmp((char *)s, "From ", 5) == 0 ||
(s[i] == '.' && i+1 < size &&
(s[i+1] == '\n' || s[i+1] == '\r'))))) {
printf("=%02X", s[i]);
linelen += 3;
prev = s[i];