char * maildriver_quote_mailbox(const char * mb)
{
MMAPString * gstr;
char * str;
gstr = mmap_string_new("");
if (gstr == NULL)
return NULL;
while (* mb != 0) {
char hex[3];
if (((* mb >= 'a') && (* mb <= 'z')) ||
((* mb >= 'A') && (* mb <= 'Z')) ||
((* mb >= '0') && (* mb <= '9')))
mmap_string_append_c(gstr, * mb);
else {
if (mmap_string_append_c(gstr, '%') == NULL)
goto free;
snprintf(hex, 3, "%02x", (unsigned char) (* mb));
if (mmap_string_append(gstr, hex) == NULL)
goto free;
}
mb ++;
}
str = strdup(gstr->str);
if (str == NULL)
goto free;
mmap_string_free(gstr);
return str;
free:
mmap_string_free(gstr);
return NULL;
}
static int read_response(mailsmtp * session)
{
char * line;
int code;
mmap_string_assign(session->response_buffer, "");
do {
line = read_line(session);
if (line != NULL) {
code = parse_response(session, line);
mmap_string_append_c(session->response_buffer, '\n');
}
else
code = 0;
}
while ((code & SMTP_STATUS_CONTINUE) != 0);
session->response = session->response_buffer->str;
return code;
}
LIBETPAN_EXPORT
int mailmime_encoded_phrase_parse(const char * default_fromcode,
const char * message, size_t length,
size_t * indx, const char * tocode,
char ** result)
{
MMAPString * gphrase;
struct mailmime_encoded_word * word;
int first;
size_t cur_token;
int r;
int res;
char * str;
char * wordutf8;
int type;
cur_token = * indx;
gphrase = mmap_string_new("");
if (gphrase == NULL) {
res = MAILIMF_ERROR_MEMORY;
goto err;
}
first = TRUE;
type = TYPE_ERROR; /* XXX - removes a gcc warning */
while (1) {
int has_fwd = 0;
word = NULL;
r = mailmime_encoded_word_parse(message, length, &cur_token, &word, &has_fwd);
if (r == MAILIMF_NO_ERROR) {
if ((!first) && has_fwd) {
if (type != TYPE_ENCODED_WORD) {
if (mmap_string_append_c(gphrase, ' ') == NULL) {
mailmime_encoded_word_free(word);
res = MAILIMF_ERROR_MEMORY;
goto free;
}
}
}
type = TYPE_ENCODED_WORD;
wordutf8 = NULL;
r = charconv(tocode, word->wd_charset, word->wd_text,
strlen(word->wd_text), &wordutf8);
switch (r) {
case MAIL_CHARCONV_ERROR_MEMORY:
mailmime_encoded_word_free(word);
res = MAILIMF_ERROR_MEMORY;
goto free;
case MAIL_CHARCONV_ERROR_UNKNOWN_CHARSET:
r = charconv(tocode, "iso-8859-1", word->wd_text,
strlen(word->wd_text), &wordutf8);
break;
case MAIL_CHARCONV_ERROR_CONV:
mailmime_encoded_word_free(word);
res = MAILIMF_ERROR_PARSE;
goto free;
}
switch (r) {
case MAIL_CHARCONV_ERROR_MEMORY:
mailmime_encoded_word_free(word);
res = MAILIMF_ERROR_MEMORY;
goto free;
case MAIL_CHARCONV_ERROR_CONV:
mailmime_encoded_word_free(word);
res = MAILIMF_ERROR_PARSE;
goto free;
}
if (wordutf8 != NULL) {
if (mmap_string_append(gphrase, wordutf8) == NULL) {
mailmime_encoded_word_free(word);
free(wordutf8);
res = MAILIMF_ERROR_MEMORY;
goto free;
}
free(wordutf8);
}
mailmime_encoded_word_free(word);
first = FALSE;
}
else if (r == MAILIMF_ERROR_PARSE) {
/* do nothing */
}
else {
res = r;
goto free;
}
if (r == MAILIMF_ERROR_PARSE) {
char * raw_word;
raw_word = NULL;
r = mailmime_non_encoded_word_parse(message, length,
&cur_token, &raw_word, &has_fwd);
if (r == MAILIMF_NO_ERROR) {
if ((!first) && has_fwd) {
if (mmap_string_append_c(gphrase, ' ') == NULL) {
free(raw_word);
res = MAILIMF_ERROR_MEMORY;
goto free;
}
}
type = TYPE_WORD;
wordutf8 = NULL;
r = charconv(tocode, default_fromcode, raw_word,
strlen(raw_word), &wordutf8);
switch (r) {
case MAIL_CHARCONV_ERROR_MEMORY:
free(raw_word);
res = MAILIMF_ERROR_MEMORY;
goto free;
case MAIL_CHARCONV_ERROR_UNKNOWN_CHARSET:
case MAIL_CHARCONV_ERROR_CONV:
free(raw_word);
res = MAILIMF_ERROR_PARSE;
goto free;
}
if (mmap_string_append(gphrase, wordutf8) == NULL) {
free(wordutf8);
free(raw_word);
res = MAILIMF_ERROR_MEMORY;
goto free;
}
free(wordutf8);
free(raw_word);
first = FALSE;
}
else if (r == MAILIMF_ERROR_PARSE) {
r = mailimf_fws_parse(message, length, &cur_token);
if (r != MAILIMF_NO_ERROR) {
break;
}
if (mmap_string_append_c(gphrase, ' ') == NULL) {
res = MAILIMF_ERROR_MEMORY;
goto free;
}
first = FALSE;
break;
}
else {
res = r;
goto free;
}
}
}
if (first) {
if (cur_token != length) {
res = MAILIMF_ERROR_PARSE;
goto free;
}
}
str = strdup(gphrase->str);
if (str == NULL) {
res = MAILIMF_ERROR_MEMORY;
goto free;
}
mmap_string_free(gphrase);
* result = str;
* indx = cur_token;
return MAILIMF_NO_ERROR;
free:
mmap_string_free(gphrase);
err:
return res;
}
static char * make_quoted_printable(const char * display_charset,
const char * phrase)
{
char * str;
const char * cur;
MMAPString * mmapstr;
int r;
mmapstr = mmap_string_new("");
if (mmapstr == NULL)
return NULL;
cur = phrase;
while (* cur != '\0') {
const char * begin;
const char * end;
int do_quote;
int quote_words;
begin = cur;
end = begin;
quote_words = 0;
do_quote = 1;
while (* cur != '\0') {
get_word(cur, &cur, &do_quote);
if (do_quote) {
quote_words = 1;
end = cur;
}
else
break;
if (* cur != '\0')
cur ++;
}
if (quote_words) {
r = quote_word(display_charset, mmapstr, begin, end - begin);
if (r < 0) {
mmap_string_free(mmapstr);
return NULL;
}
if ((* end == ' ') || (* end == '\t')) {
if (mmap_string_append_c(mmapstr, * end) == NULL) {
mmap_string_free(mmapstr);
return NULL;
}
end ++;
}
if (* end != '\0') {
if (mmap_string_append_len(mmapstr, end, cur - end) == NULL) {
mmap_string_free(mmapstr);
return NULL;
}
}
}
else {
if (mmap_string_append_len(mmapstr, begin, cur - begin) == NULL) {
mmap_string_free(mmapstr);
return NULL;
}
}
if ((* cur == ' ') || (* cur == '\t')) {
if (mmap_string_append_c(mmapstr, * cur) == 0) {
mmap_string_free(mmapstr);
return NULL;
}
cur ++;
}
}
str = strdup(mmapstr->str);
if (str == NULL) {
mmap_string_free(mmapstr);
return NULL;
}
mmap_string_free(mmapstr);
return str;
}
static inline int quote_word(const char * display_charset,
MMAPString * mmapstr, const char * word, size_t size)
{
const char * cur;
size_t i;
char hex[4];
int col;
if (mmap_string_append(mmapstr, "=?") == NULL)
return -1;
if (mmap_string_append(mmapstr, display_charset) == NULL)
return -1;
if (mmap_string_append(mmapstr, "?Q?") == NULL)
return -1;
col = mmapstr->len;
cur = word;
for(i = 0 ; i < size ; i ++) {
int do_quote_char;
if (col + 2 /* size of "?=" */
+ 3 /* max size of newly added character */
+ 1 /* minimum column of string in a
folded header */ >= MAX_IMF_LINE) {
int old_pos;
/* adds a concatened encoded word */
if (mmap_string_append(mmapstr, "?=") == NULL)
return -1;
if (mmap_string_append(mmapstr, " ") == NULL)
return -1;
old_pos = mmapstr->len;
if (mmap_string_append(mmapstr, "=?") == NULL)
return -1;
if (mmap_string_append(mmapstr, display_charset) == NULL)
return -1;
if (mmap_string_append(mmapstr, "?Q?") == NULL)
return -1;
col = mmapstr->len - old_pos;
}
do_quote_char = 0;
switch (* cur) {
case ',':
case ':':
case '!':
case '"':
case '#':
case '$':
case '@':
case '[':
case '\\':
case ']':
case '^':
case '`':
case '{':
case '|':
case '}':
case '~':
case '=':
case '?':
case '_':
do_quote_char = 1;
break;
default:
if (((unsigned char) * cur) >= 128)
do_quote_char = 1;
break;
}
if (do_quote_char) {
snprintf(hex, 4, "=%2.2X", (unsigned char) * cur);
if (mmap_string_append(mmapstr, hex) == NULL)
return -1;
col += 3;
}
else {
if (* cur == ' ') {
if (mmap_string_append_c(mmapstr, '_') == NULL)
return -1;
}
else {
if (mmap_string_append_c(mmapstr, * cur) == NULL)
return -1;
}
col += 3;
}
cur ++;
}
if (mmap_string_append(mmapstr, "?=") == NULL)
return -1;
return 0;
}
