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-rw-r--r--src/src/mime.c103
-rw-r--r--test/log/40003
-rw-r--r--test/mail/4000.userx38
-rw-r--r--test/scripts/4000-scanning/400029
-rw-r--r--test/stdout/400011
5 files changed, 137 insertions, 47 deletions
diff --git a/src/src/mime.c b/src/src/mime.c
index ab701f2a6..a61e9f22f 100644
--- a/src/src/mime.c
+++ b/src/src/mime.c
@@ -528,26 +528,24 @@ while(1)
*/
if (context != NULL)
{
- while(fgets(CS header, MIME_MAX_HEADER_SIZE, f) != NULL)
+ while(fgets(CS header, MIME_MAX_HEADER_SIZE, f))
{
/* boundary line must start with 2 dashes */
- if (Ustrncmp(header,"--",2) == 0)
- {
- if (Ustrncmp((header+2),context->boundary,Ustrlen(context->boundary)) == 0)
+ if ( Ustrncmp(header, "--", 2) == 0
+ && Ustrncmp(header+2, context->boundary, Ustrlen(context->boundary)) == 0)
+ {
+ /* found boundary */
+ if (Ustrncmp((header+2+Ustrlen(context->boundary)), "--", 2) == 0)
{
- /* found boundary */
- if (Ustrncmp((header+2+Ustrlen(context->boundary)),"--",2) == 0)
- {
- /* END boundary found */
- debug_printf("End boundary found %s\n", context->boundary);
- return rc;
- }
- else
- debug_printf("Next part with boundary %s\n", context->boundary);
-
- /* can't use break here */
- goto DECODE_HEADERS;
+ /* END boundary found */
+ debug_printf("End boundary found %s\n", context->boundary);
+ return rc;
}
+ else
+ debug_printf("Next part with boundary %s\n", context->boundary);
+
+ /* can't use break here */
+ goto DECODE_HEADERS;
}
}
/* Hit EOF or read error. Ugh. */
@@ -557,92 +555,103 @@ while(1)
DECODE_HEADERS:
/* parse headers, set up expansion variables */
- while (mime_get_header(f,header))
+ while (mime_get_header(f, header))
{
int i;
/* loop through header list */
for (i = 0; i < mime_header_list_size; i++)
- {
- uschar *header_value = NULL;
- int header_value_len = 0;
-
- /* found an interesting header? */
- if (strncmpic(mime_header_list[i].name,header,mime_header_list[i].namelen) == 0)
- {
- uschar *p = header + mime_header_list[i].namelen;
- /* yes, grab the value (normalize to lower case)
- and copy to its corresponding expansion variable */
+ if (strncmpic(mime_header_list[i].name,
+ header, mime_header_list[i].namelen) == 0)
+ { /* found an interesting header */
+ uschar * header_value;
+ int header_value_len;
+ uschar * p = header + mime_header_list[i].namelen;
+
+ /* grab the value (normalize to lower case)
+ and copy to its corresponding expansion variable */
while(*p != ';')
{
*p = tolower(*p);
p++;
}
- header_value_len = (p - (header + mime_header_list[i].namelen));
- header_value = (uschar *)malloc(header_value_len+1);
- memset(header_value,0,header_value_len+1);
+ header_value_len = p - (header + mime_header_list[i].namelen);
p = header + mime_header_list[i].namelen;
- Ustrncpy(header_value, p, header_value_len);
- debug_printf("Found %s MIME header, value is '%s'\n", mime_header_list[i].name, header_value);
+ header_value = string_copyn(p, header_value_len);
+ debug_printf("Found %s MIME header, value is '%s'\n",
+ mime_header_list[i].name, header_value);
*((uschar **)(mime_header_list[i].value)) = header_value;
/* make p point to the next character after the closing ';' */
- p += (header_value_len+1);
+ p += header_value_len+1;
- /* grab all param=value tags on the remaining line, check if they are interesting */
+ /* grab all param=value tags on the remaining line,
+ check if they are interesting */
NEXT_PARAM_SEARCH:
- while (*p != 0)
+ while (*p)
{
mime_parameter * mp;
for (mp = mime_parameter_list;
mp < &mime_parameter_list[mime_parameter_list_size];
mp++)
{
- uschar *param_value = NULL;
- int param_value_len = 0;
+ uschar * param_value = NULL;
/* found an interesting parameter? */
if (strncmpic(mp->name, p, mp->namelen) == 0)
{
- uschar *q = p + mp->namelen;
+ uschar * q = p + mp->namelen;
+ int plen = 0;
int size = 0;
int ptr = 0;
/* yes, grab the value and copy to its corresponding expansion variable */
while(*q && *q != ';') /* ; terminates */
- {
if (*q == '"')
{
q++; /* skip leading " */
- while(*q && *q != '"') /* which protects ; */
+ plen++; /* and account for the skip */
+ while(*q && *q != '"') /* " protects ; */
+ {
param_value = string_cat(param_value, &size, &ptr, q++, 1);
- if (*q) q++; /* skip trailing " */
+ plen++;
+ }
+ if (*q)
+ {
+ q++; /* skip trailing " */
+ plen++;
+ }
}
else
+ {
param_value = string_cat(param_value, &size, &ptr, q++, 1);
- }
+ plen++;
+ }
+
if (param_value)
{
param_value[ptr++] = '\0';
- param_value_len = ptr;
param_value = rfc2047_decode(param_value,
- check_rfc2047_length, NULL, 32, &param_value_len, &q);
+ check_rfc2047_length, NULL, 32, NULL, &q);
debug_printf("Found %s MIME parameter in %s header, "
"value is '%s'\n", mp->name, mime_header_list[i].name,
param_value);
}
*mp->value = param_value;
- p += (mp->namelen + param_value_len + 1);
+ p += mp->namelen + plen + 1; /* name=, content, ; */
goto NEXT_PARAM_SEARCH;
}
}
/* There is something, but not one of our interesting parameters.
Advance to the next semicolon */
- while(*p != ';') p++;
+ while(*p != ';')
+ {
+ if (*p == '"') while(*++p && *p != '"') ;
+ p++;
+ }
p++;
}
}
- }
}
/* set additional flag variables (easier access) */
diff --git a/test/log/4000 b/test/log/4000
index c5d503a03..a6f5d2f70 100644
--- a/test/log/4000
+++ b/test/log/4000
@@ -4,3 +4,6 @@
1999-03-02 09:44:33 10HmaY-0005vi-00 <= CALLER@myhost.test.ex U=CALLER P=local-esmtp S=sss id=20041217133501.GA3058@test.ex
1999-03-02 09:44:33 10HmaY-0005vi-00 => userx <userx@test.ex> R=r1 T=t1
1999-03-02 09:44:33 10HmaY-0005vi-00 Completed
+1999-03-02 09:44:33 10HmaZ-0005vi-00 <= CALLER@myhost.test.ex U=CALLER P=local-esmtp S=sss id=20041217133501.GA3059@test.ex
+1999-03-02 09:44:33 10HmaZ-0005vi-00 => userx <userx@test.ex> R=r1 T=t1
+1999-03-02 09:44:33 10HmaZ-0005vi-00 Completed
diff --git a/test/mail/4000.userx b/test/mail/4000.userx
index ec9b2cba5..725770d63 100644
--- a/test/mail/4000.userx
+++ b/test/mail/4000.userx
@@ -180,3 +180,41 @@ foobar
--T4sUOijqQbZv57TR--
+From CALLER@myhost.test.ex Tue Mar 02 09:44:33 1999
+Received: from CALLER (helo=test.ex)
+ by myhost.test.ex with local-esmtp (Exim x.yz)
+ (envelope-from <CALLER@myhost.test.ex>)
+ id 10HmaZ-0005vi-00
+ for userx@test.ex; Tue, 2 Mar 1999 09:44:33 +0000
+Date: Tue, 2 Mar 1999 09:44:33 +0000
+From: J Caesar <jcaesar@test.ex>
+To: a-list00@exim.org
+Message-ID: <20041217133501.GA3059@test.ex>
+Mime-Version: 1.0
+Content-Type: text/html;
+ charset=UTF-8;
+ name=""
+Content-Disposition: inline
+Subject: Nasty
+Sender: CALLER_NAME <CALLER@myhost.test.ex>
+X-0-content-type: text/html
+X-0-filename:
+X-0-charset: UTF-8
+X-0-boundary:
+X-0-content-disposition: inline
+X-0-content-transfer-encoding:
+X-0-content-id:
+X-0-content-description:
+X-0-is-multipart: 0
+X-0-is-coverletter: 1
+X-0-is-rfc822: 0
+X-0-decode-filename: TESTSUITE/spool/scan/10HmaZ-0005vi-00/10HmaZ-0005vi-00-00000
+X-0-content-size: 1
+
+--T4sUOijqQbZv57TR
+Content-Type: text/plain;
+
+foobar
+
+--T4sUOijqQbZv57TR--
+
diff --git a/test/scripts/4000-scanning/4000 b/test/scripts/4000-scanning/4000
index 649f9825a..2f760bca0 100644
--- a/test/scripts/4000-scanning/4000
+++ b/test/scripts/4000-scanning/4000
@@ -97,3 +97,32 @@ foobar
.
quit
****
+#
+#
+# This one has a different rotten parameter, but should not induce a crash
+#
+exim -odi -bs
+ehlo test.ex
+mail from:<>
+rcpt to:<userx@test.ex>
+data
+Date: Fri, 17 Dec 2004 14:35:01 +0100
+From: J Caesar <jcaesar@test.ex>
+To: a-list00@exim.org
+Message-ID: <20041217133501.GA3059@test.ex>
+Mime-Version: 1.0
+Content-Type: text/html;
+ charset=UTF-8;
+ name=""
+Content-Disposition: inline
+Subject: Nasty
+
+--T4sUOijqQbZv57TR
+Content-Type: text/plain;
+
+foobar
+
+--T4sUOijqQbZv57TR--
+.
+quit
+****
diff --git a/test/stdout/4000 b/test/stdout/4000
index 789a8fe1a..42d2eefc7 100644
--- a/test/stdout/4000
+++ b/test/stdout/4000
@@ -20,3 +20,14 @@
354 Enter message, ending with "." on a line by itself
250 OK id=10HmaY-0005vi-00
221 myhost.test.ex closing connection
+220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
+250-myhost.test.ex Hello CALLER at test.ex
+250-SIZE 52428800
+250-8BITMIME
+250-PIPELINING
+250 HELP
+250 OK
+250 Accepted
+354 Enter message, ending with "." on a line by itself
+250 OK id=10HmaZ-0005vi-00
+221 myhost.test.ex closing connection
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-21 15:03:49 +0000