diff options
| -rw-r--r-- | builtin-mailinfo.c | 32 |
1 files changed, 24 insertions, 8 deletions
diff --git a/builtin-mailinfo.c b/builtin-mailinfo.c index 3e40747cf..ac53f76f6 100644 --- a/builtin-mailinfo.c +++ b/builtin-mailinfo.c @@ -348,7 +348,7 @@ static void cleanup_space(char *buf) } } -static void decode_header_bq(char *it); +static void decode_header(char *it); typedef int (*header_fn_t)(char *); struct header_def { const char *name; @@ -371,7 +371,7 @@ static void check_header(char *line, struct header_def *header) /* Unwrap inline B and Q encoding, and optionally * normalize the meta information to utf8. */ - decode_header_bq(line + len + 2); + decode_header(line + len + 2); header[i].func(line + len + 2); break; } @@ -566,16 +566,19 @@ static void convert_to_utf8(char *line, char *charset) #endif } -static void decode_header_bq(char *it) +static int decode_header_bq(char *it) { char *in, *out, *ep, *cp, *sp; char outbuf[1000]; + int rfc2047 = 0; in = it; out = outbuf; while ((ep = strstr(in, "=?")) != NULL) { int sz, encoding; char charset_q[256], piecebuf[256]; + rfc2047 = 1; + if (in != ep) { sz = ep - in; memcpy(out, in, sz); @@ -589,19 +592,19 @@ static void decode_header_bq(char *it) ep += 2; cp = strchr(ep, '?'); if (!cp) - return; /* no munging */ + return rfc2047; /* no munging */ for (sp = ep; sp < cp; sp++) charset_q[sp - ep] = tolower(*sp); charset_q[cp - ep] = 0; encoding = cp[1]; if (!encoding || cp[2] != '?') - return; /* no munging */ + return rfc2047; /* no munging */ ep = strstr(cp + 3, "?="); if (!ep) - return; /* no munging */ + return rfc2047; /* no munging */ switch (tolower(encoding)) { default: - return; /* no munging */ + return rfc2047; /* no munging */ case 'b': sz = decode_b_segment(cp + 3, piecebuf, ep); break; @@ -610,7 +613,7 @@ static void decode_header_bq(char *it) break; } if (sz < 0) - return; + return rfc2047; if (metainfo_charset) convert_to_utf8(piecebuf, charset_q); strcpy(out, piecebuf); @@ -619,6 +622,19 @@ static void decode_header_bq(char *it) } strcpy(out, in); strcpy(it, outbuf); + return rfc2047; +} + +static void decode_header(char *it) +{ + + if (decode_header_bq(it)) + return; + /* otherwise "it" is a straight copy of the input. + * This can be binary guck but there is no charset specified. + */ + if (metainfo_charset) + convert_to_utf8(it, ""); } static void decode_transfer_encoding(char *line) |