-/* $Cambridge: exim/src/src/spool_mbox.c,v 1.2 2004/12/16 15:11:47 tom Exp $ */
+/* $Cambridge: exim/src/src/spool_mbox.c,v 1.10 2005/08/01 14:41:25 ph10 Exp $ */
/*************************************************
* Exim - an Internet mail transport agent *
/* returns a pointer to the FILE, and puts the size in bytes into mbox_file_size */
-FILE *spool_mbox(unsigned long long *mbox_file_size) {
+FILE *spool_mbox(unsigned long *mbox_file_size) {
uschar mbox_path[1024];
uschar message_subdir[2];
uschar data_buffer[65535];
header_line *my_headerlist;
struct stat statbuf;
int i,j;
-
+ uschar *mbox_delimiter;
+ uschar *envelope_from;
+ uschar *envelope_to;
+
if (!spool_mbox_ok) {
/* create scan directory, if not present */
if (!directory_make(spool_directory, US "scan", 0750, FALSE)) {
debug_printf("unable to create directory: %s/scan\n", spool_directory);
return NULL;
};
-
+
/* create temp directory inside scan dir */
- snprintf(CS mbox_path, 1024, "%s/scan/%s", spool_directory, message_id);
+ (void)string_format(mbox_path, 1024, "%s/scan/%s", spool_directory, message_id);
if (!directory_make(NULL, mbox_path, 0750, FALSE)) {
debug_printf("unable to create directory: %s/scan/%s\n", spool_directory, message_id);
return NULL;
};
-
+
/* open [message_id].eml file for writing */
- snprintf(CS mbox_path, 1024, "%s/scan/%s/%s.eml", spool_directory, message_id, message_id);
- mbox_file = Ufopen(mbox_path,"w");
-
+ (void)string_format(mbox_path, 1024, "%s/scan/%s/%s.eml", spool_directory, message_id, message_id);
+ mbox_file = Ufopen(mbox_path,"wb");
+
if (mbox_file == NULL) {
debug_printf("unable to open file for writing: %s\n", mbox_path);
return NULL;
};
-
+
+ /* Generate mailbox delimiter */
+ mbox_delimiter = expand_string(US"From ${sender_address} ${tod_bsdinbox}\n");
+ if (mbox_delimiter != NULL) {
+ if (mbox_delimiter[0] != 0) {
+ i = fwrite(mbox_delimiter, 1, Ustrlen(mbox_delimiter), mbox_file);
+ if (i != Ustrlen(mbox_delimiter)) {
+ debug_printf("error/short write on writing in: %s", mbox_path);
+ (void)fclose(mbox_file);
+ return NULL;
+ };
+ };
+ };
+ /* Generate X-Envelope-From header */
+ envelope_from = expand_string(US"${sender_address}");
+ if (envelope_from != NULL) {
+ if (envelope_from[0] != 0) {
+ uschar *my_envelope_from;
+ my_envelope_from = string_sprintf("X-Envelope-From: <%s>\n", envelope_from);
+ i = fwrite(my_envelope_from, 1, Ustrlen(my_envelope_from), mbox_file);
+ if (i != Ustrlen(my_envelope_from)) {
+ debug_printf("error/short write on writing in: %s", mbox_path);
+ (void)fclose(mbox_file);
+ return NULL;
+ };
+ };
+ };
+ /* Generate X-Envelope-To header */
+ envelope_to = expand_string(US"${if def:received_for{$received_for}}");
+ if (envelope_to != NULL) {
+ if (envelope_to[0] != 0) {
+ uschar *my_envelope_to;
+ my_envelope_to = string_sprintf("X-Envelope-To: <%s>\n", envelope_to);
+ i = fwrite(my_envelope_to, 1, Ustrlen(my_envelope_to), mbox_file);
+ if (i != Ustrlen(my_envelope_to)) {
+ debug_printf("error/short write on writing in: %s", mbox_path);
+ (void)fclose(mbox_file);
+ return NULL;
+ };
+ };
+ };
+
/* write all header lines to mbox file */
my_headerlist = header_list;
while (my_headerlist != NULL) {
-
+
/* skip deleted headers */
if (my_headerlist->type == '*') {
my_headerlist = my_headerlist->next;
continue;
};
-
+
i = fwrite(my_headerlist->text, 1, my_headerlist->slen, mbox_file);
if (i != my_headerlist->slen) {
debug_printf("error/short write on writing in: %s", mbox_path);
- fclose(mbox_file);
+ (void)fclose(mbox_file);
return NULL;
};
-
+
my_headerlist = my_headerlist->next;
};
-
+
/* copy body file */
message_subdir[1] = '\0';
for (i = 0; i < 2; i++) {
message_subdir[0] = (split_spool_directory == (i == 0))? message_id[5] : 0;
sprintf(CS mbox_path, "%s/input/%s/%s-D", spool_directory, message_subdir, message_id);
- data_file = Ufopen(mbox_path,"r");
+ data_file = Ufopen(mbox_path,"rb");
if (data_file != NULL)
break;
};
- fread(data_buffer, 1, 18, data_file);
-
+ /* The code used to use this line, but it doesn't work in Cygwin.
+ *
+ * (void)fread(data_buffer, 1, 18, data_file);
+ *
+ * What's happening is that spool_mbox used to use an fread to jump over the
+ * file header. That fails under Cygwin because the header is locked, but
+ * doing an fseek succeeds. We have to output the leading newline
+ * explicitly, because the one in the file is parted of the locked area.
+ */
+
+ (void)fwrite("\n", 1, 1, mbox_file);
+ (void)fseek(data_file, SPOOL_DATA_START_OFFSET, SEEK_SET);
+
do {
j = fread(data_buffer, 1, sizeof(data_buffer), data_file);
+
if (j > 0) {
i = fwrite(data_buffer, 1, j, mbox_file);
if (i != j) {
debug_printf("error/short write on writing in: %s", mbox_path);
- fclose(mbox_file);
- fclose(data_file);
+ (void)fclose(mbox_file);
+ (void)fclose(data_file);
return NULL;
};
};
} while (j > 0);
-
- fclose(data_file);
- fclose(mbox_file);
+
+ (void)fclose(data_file);
+ (void)fclose(mbox_file);
Ustrcpy(spooled_message_id, message_id);
spool_mbox_ok = 1;
};
- snprintf(CS mbox_path, 1024, "%s/scan/%s/%s.eml", spool_directory, message_id, message_id);
+ (void)string_format(mbox_path, 1024, "%s/scan/%s/%s.eml", spool_directory, message_id, message_id);
/* get the size of the mbox message */
stat(CS mbox_path, &statbuf);
*mbox_file_size = statbuf.st_size;
/* open [message_id].eml file for reading */
- mbox_file = Ufopen(mbox_path,"r");
-
+ mbox_file = Ufopen(mbox_path,"rb");
+
return mbox_file;
}
demime_reason = NULL;
file_extensions = NULL;
#endif
-
+
spam_ok = 0;
malware_ok = 0;
-
+
if (spool_mbox_ok) {
spool_mbox_ok = 0;
-
+
if (!no_mbox_unspool) {
uschar mbox_path[1024];
uschar file_path[1024];
int n;
struct dirent *entry;
DIR *tempdir;
-
- snprintf(CS mbox_path, 1024, "%s/scan/%s", spool_directory, spooled_message_id);
-
- tempdir = opendir(CS mbox_path);
- /* loop thru dir & delete entries */
- n = 0;
- do {
- entry = readdir(tempdir);
- if (entry == NULL) break;
- snprintf(CS file_path, 1024,"%s/scan/%s/%s", spool_directory, spooled_message_id, entry->d_name);
- if ( (Ustrcmp(entry->d_name,"..") != 0) && (Ustrcmp(entry->d_name,".") != 0) ) {
- debug_printf("unspool_mbox(): unlinking '%s'\n", file_path);
+
+ (void)string_format(mbox_path, 1024, "%s/scan/%s", spool_directory, spooled_message_id);
+
+ tempdir = opendir(CS mbox_path);
+ /* loop thru dir & delete entries */
+ n = 0;
+ do {
+ entry = readdir(tempdir);
+ if (entry == NULL) break;
+ (void)string_format(file_path, 1024,"%s/scan/%s/%s", spool_directory, spooled_message_id, entry->d_name);
+ if ( (Ustrcmp(entry->d_name,"..") != 0) && (Ustrcmp(entry->d_name,".") != 0) ) {
+ debug_printf("unspool_mbox(): unlinking '%s'\n", file_path);
n = unlink(CS file_path);
- };
- } while (n > -1);
-
- closedir(tempdir);
-
- /* remove directory */
- n = rmdir(CS mbox_path);
+ };
+ } while (n > -1);
+
+ closedir(tempdir);
+
+ /* remove directory */
+ n = rmdir(CS mbox_path);
};
};
}