diff options
Diffstat (limited to '')
| -rw-r--r-- | mimehead.c | 36 |
1 files changed, 31 insertions, 5 deletions
@@ -110,6 +110,33 @@ decodeB(char **ww) return ap; } +Str +decodeU(char **ww) +{ + unsigned char c1, c2; + char *w = *ww; + int n, i; + Str a; + + if (*w <= 0x20 || *w >= 0x60) + return Strnew_size(0); + n = *w - 0x20; + a = Strnew_size(n); + for (w++, i = 2; *w != '\0' && n; n--) { + c1 = (w[0] - 0x20) % 0x40; + c2 = (w[1] - 0x20) % 0x40; + Strcat_char(a, (c1 << i) | (c2 >> (6 - i))); + if (i == 6) { + w += 2; + i = 2; + } else { + w++; + i += 2; + } + } + return a; +} + /* RFC2047 (4.2. The "Q" encoding) */ Str decodeQ(char **ww) @@ -166,21 +193,20 @@ decodeQP(char **ww) Str decodeWord(char **ow) { - char charset[32]; char *p, *w = *ow; char method; Str a = Strnew(); + Str charset = Strnew(); if (*w != '=' || *(w + 1) != '?') goto convert_fail; w += 2; - for (p = charset; *w != '?'; w++) { + for (; *w != '?'; w++) { if (*w == '\0') goto convert_fail; - *(p++) = *w; + Strcat_char(charset,*w); } - *p = '\0'; - if (strcasecmp(charset, J_CHARSET) != 0) { + if (Strcasecmp_charp(charset, J_CHARSET) != 0) { /* NOT ISO-2022-JP encoding ... don't convert */ goto convert_fail; } |