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[GNUnet-SVN] r36440 - in libmicrohttpd: . src/include src/microhttpd
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[GNUnet-SVN] r36440 - in libmicrohttpd: . src/include src/microhttpd |
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Date: |
Mon, 5 Oct 2015 12:06:13 +0200 |
Author: grothoff
Date: 2015-10-05 12:06:13 +0200 (Mon, 05 Oct 2015)
New Revision: 36440
Modified:
libmicrohttpd/ChangeLog
libmicrohttpd/src/include/microhttpd.h
libmicrohttpd/src/microhttpd/connection.c
libmicrohttpd/src/microhttpd/daemon.c
libmicrohttpd/src/microhttpd/digestauth.c
libmicrohttpd/src/microhttpd/internal.c
libmicrohttpd/src/microhttpd/internal.h
Log:
deduplicate arg parsing logic between connection.c and digestauth.c (now in
internal.c)
Modified: libmicrohttpd/ChangeLog
===================================================================
--- libmicrohttpd/ChangeLog 2015-10-03 22:36:37 UTC (rev 36439)
+++ libmicrohttpd/ChangeLog 2015-10-05 10:06:13 UTC (rev 36440)
@@ -1,3 +1,8 @@
+Mon Oct 5 11:53:52 CEST 2015
+ Deduplicate code between digestauth and connection
+ parsing logic for URI arguments, shared code moved
+ to new MHD_parse_arguments_ function in internal.c. -CG
+
Thu Oct 1 21:22:05 CEST 2015
Releasing libmicrohttpd 0.9.44. -CG
Modified: libmicrohttpd/src/include/microhttpd.h
===================================================================
--- libmicrohttpd/src/include/microhttpd.h 2015-10-03 22:36:37 UTC (rev
36439)
+++ libmicrohttpd/src/include/microhttpd.h 2015-10-05 10:06:13 UTC (rev
36440)
@@ -130,7 +130,7 @@
* Current version of the library.
* 0x01093001 = 1.9.30-1.
*/
-#define MHD_VERSION 0x00094400
+#define MHD_VERSION 0x00094401
/**
* MHD-internal return code for "YES".
Modified: libmicrohttpd/src/microhttpd/connection.c
===================================================================
--- libmicrohttpd/src/microhttpd/connection.c 2015-10-03 22:36:37 UTC (rev
36439)
+++ libmicrohttpd/src/microhttpd/connection.c 2015-10-05 10:06:13 UTC (rev
36440)
@@ -1176,17 +1176,22 @@
*/
static int
connection_add_header (struct MHD_Connection *connection,
- char *key, char *value, enum MHD_ValueKind kind)
+ const char *key,
+ const char *value,
+ enum MHD_ValueKind kind)
{
- if (MHD_NO == MHD_set_connection_value (connection,
- kind,
- key, value))
+ if (MHD_NO ==
+ MHD_set_connection_value (connection,
+ kind,
+ key,
+ value))
{
#if HAVE_MESSAGES
MHD_DLOG (connection->daemon,
"Not enough memory to allocate header record!\n");
#endif
- transmit_error_response (connection, MHD_HTTP_REQUEST_ENTITY_TOO_LARGE,
+ transmit_error_response (connection,
+ MHD_HTTP_REQUEST_ENTITY_TOO_LARGE,
REQUEST_TOO_BIG);
return MHD_NO;
}
@@ -1195,98 +1200,9 @@
/**
- * Parse and unescape the arguments given by the client as part
- * of the HTTP request URI.
- *
- * @param kind header kind to use for adding to the connection
- * @param connection connection to add headers to
- * @param args argument URI string (after "?" in URI)
- * @return #MHD_NO on failure (out of memory), #MHD_YES for success
- */
-static int
-parse_arguments (enum MHD_ValueKind kind,
- struct MHD_Connection *connection,
- char *args)
-{
- char *equals;
- char *amper;
-
- while (NULL != args)
- {
- equals = strchr (args, '=');
- amper = strchr (args, '&');
- if (NULL == amper)
- {
- /* last argument */
- if (NULL == equals)
- {
- /* got 'foo', add key 'foo' with NULL for value */
- MHD_unescape_plus (args);
- connection->daemon->unescape_callback
(connection->daemon->unescape_callback_cls,
- connection,
- args);
- return connection_add_header (connection,
- args,
- NULL,
- kind);
- }
- /* got 'foo=bar' */
- equals[0] = '\0';
- equals++;
- MHD_unescape_plus (args);
- connection->daemon->unescape_callback
(connection->daemon->unescape_callback_cls,
- connection,
- args);
- MHD_unescape_plus (equals);
- connection->daemon->unescape_callback
(connection->daemon->unescape_callback_cls,
- connection,
- equals);
- return connection_add_header (connection, args, equals, kind);
- }
- /* amper is non-NULL here */
- amper[0] = '\0';
- amper++;
- if ( (NULL == equals) ||
- (equals >= amper) )
- {
- /* got 'foo&bar' or 'foo&bar=val', add key 'foo' with NULL for value
*/
- MHD_unescape_plus (args);
- connection->daemon->unescape_callback
(connection->daemon->unescape_callback_cls,
- connection,
- args);
- if (MHD_NO ==
- connection_add_header (connection,
- args,
- NULL,
- kind))
- return MHD_NO;
- /* continue with 'bar' */
- args = amper;
- continue;
- }
- /* equals and amper are non-NULL here, and equals < amper,
- so we got regular 'foo=value&bar...'-kind of argument */
- equals[0] = '\0';
- equals++;
- MHD_unescape_plus (args);
- connection->daemon->unescape_callback
(connection->daemon->unescape_callback_cls,
- connection,
- args);
- MHD_unescape_plus (equals);
- connection->daemon->unescape_callback
(connection->daemon->unescape_callback_cls,
- connection,
- equals);
- if (MHD_NO == connection_add_header (connection, args, equals, kind))
- return MHD_NO;
- args = amper;
- }
- return MHD_YES;
-}
-
-
-/**
* Parse the cookie header (see RFC 2109).
*
+ * @param connection connection to parse header of
* @return #MHD_YES for success, #MHD_NO for failure (malformed, out of memory)
*/
static int
@@ -1372,8 +1288,11 @@
equals[strlen (equals) - 1] = '\0';
equals++;
}
- if (MHD_NO == connection_add_header (connection,
- pos, equals, MHD_COOKIE_KIND))
+ if (MHD_NO ==
+ connection_add_header (connection,
+ pos,
+ equals,
+ MHD_COOKIE_KIND))
return MHD_NO;
pos = semicolon;
}
@@ -1392,9 +1311,11 @@
parse_initial_message_line (struct MHD_Connection *connection,
char *line)
{
+ struct MHD_Daemon *daemon = connection->daemon;
char *uri;
char *http_version;
char *args;
+ unsigned int unused_num_headers;
if (NULL == (uri = strchr (line, ' ')))
return MHD_NO; /* serious error */
@@ -1409,21 +1330,26 @@
http_version[0] = '\0';
http_version++;
}
- if (NULL != connection->daemon->uri_log_callback)
+ if (NULL != daemon->uri_log_callback)
connection->client_context
- = connection->daemon->uri_log_callback
(connection->daemon->uri_log_callback_cls,
- uri,
- connection);
+ = daemon->uri_log_callback (daemon->uri_log_callback_cls,
+ uri,
+ connection);
args = strchr (uri, '?');
if (NULL != args)
{
args[0] = '\0';
args++;
- parse_arguments (MHD_GET_ARGUMENT_KIND, connection, args);
+ /* note that this call clobbers 'args' */
+ MHD_parse_arguments_ (connection,
+ MHD_GET_ARGUMENT_KIND,
+ args,
+ &connection_add_header,
+ &unused_num_headers);
}
- connection->daemon->unescape_callback
(connection->daemon->unescape_callback_cls,
- connection,
- uri);
+ daemon->unescape_callback (daemon->unescape_callback_cls,
+ connection,
+ uri);
connection->url = uri;
if (NULL == http_version)
connection->version = "";
@@ -1858,7 +1784,9 @@
}
EXTRA_CHECK ((NULL != last) && (NULL != connection->colon));
if ((MHD_NO == connection_add_header (connection,
- last, connection->colon, kind)))
+ last,
+ connection->colon,
+ kind)))
{
transmit_error_response (connection, MHD_HTTP_REQUEST_ENTITY_TOO_LARGE,
REQUEST_TOO_BIG);
Modified: libmicrohttpd/src/microhttpd/daemon.c
===================================================================
--- libmicrohttpd/src/microhttpd/daemon.c 2015-10-03 22:36:37 UTC (rev
36439)
+++ libmicrohttpd/src/microhttpd/daemon.c 2015-10-05 10:06:13 UTC (rev
36440)
@@ -1130,12 +1130,12 @@
left = connection->response->total_size -
connection->response_write_position;
#ifndef HAVE_SENDFILE64
offset = (off_t) offsetu64;
- if ( (offsetu64 <= (uint64_t)OFF_T_MAX) &&
- 0 < (ret = sendfile (connection->socket_fd, fd, &offset, left)))
+ if ( (offsetu64 <= (uint64_t) OFF_T_MAX) &&
+ (0 < (ret = sendfile (connection->socket_fd, fd, &offset, left))) )
#else /* HAVE_SENDFILE64 */
offset = (off64_t) offsetu64;
- if ( (offsetu64 <= (uint64_t)OFF64_T_MAX) &&
- 0 < (ret = sendfile64 (connection->socket_fd, fd, &offset, left)))
+ if ( (offsetu64 <= (uint64_t) OFF64_T_MAX) &&
+ (0 < (ret = sendfile64 (connection->socket_fd, fd, &offset, left))) )
#endif /* HAVE_SENDFILE64 */
{
#if EPOLL_SUPPORT
Modified: libmicrohttpd/src/microhttpd/digestauth.c
===================================================================
--- libmicrohttpd/src/microhttpd/digestauth.c 2015-10-03 22:36:37 UTC (rev
36439)
+++ libmicrohttpd/src/microhttpd/digestauth.c 2015-10-05 10:06:13 UTC (rev
36440)
@@ -443,6 +443,7 @@
* @param connection the connection
* @param key the key
* @param value the value, can be NULL
+ * @param kind type of the header
* @return #MHD_YES if the key-value pair is in the headers,
* #MHD_NO if not
*/
@@ -449,13 +450,14 @@
static int
test_header (struct MHD_Connection *connection,
const char *key,
- const char *value)
+ const char *value,
+ enum MHD_ValueKind kind)
{
struct MHD_HTTP_Header *pos;
for (pos = connection->headers_received; NULL != pos; pos = pos->next)
{
- if (MHD_GET_ARGUMENT_KIND != pos->kind)
+ if (kind != pos->kind)
continue;
if (0 != strcmp (key, pos->header))
continue;
@@ -488,114 +490,26 @@
{
struct MHD_HTTP_Header *pos;
char *argb;
- char *argp;
- char *equals;
- char *amper;
unsigned int num_headers;
+ int ret;
argb = strdup (args);
if (NULL == argb)
- {
+ {
#if HAVE_MESSAGES
- MHD_DLOG (connection->daemon,
- "Failed to allocate memory for copy of URI arguments\n");
+ MHD_DLOG (connection->daemon,
+ "Failed to allocate memory for copy of URI arguments\n");
#endif /* HAVE_MESSAGES */
- return MHD_NO;
- }
- num_headers = 0;
- argp = argb;
- while ( (NULL != argp) &&
- ('\0' != argp[0]) )
- {
- equals = strchr (argp, '=');
- amper = strchr (argp, '&');
- if (NULL == amper)
- {
- /* last argument */
- if (NULL == equals)
- {
- /* last argument, without '=' */
- MHD_unescape_plus (argp);
- if (MHD_YES != test_header (connection,
- argp,
- NULL))
- {
- free (argb);
- return MHD_NO;
- }
- num_headers++;
- break;
- }
- /* got 'foo=bar' */
- equals[0] = '\0';
- equals++;
- MHD_unescape_plus (argp);
- /* add with 'value' NULL */
- connection->daemon->unescape_callback
(connection->daemon->unescape_callback_cls,
- connection,
- argp);
- MHD_unescape_plus (equals);
- /* add with 'value' NULL */
- connection->daemon->unescape_callback
(connection->daemon->unescape_callback_cls,
- connection,
- equals);
- if (MHD_YES != test_header (connection,
- argp,
- equals))
- {
- free (argb);
- return MHD_NO;
- }
- num_headers++;
- break;
- }
- /* amper is non-NULL here */
- amper[0] = '\0';
- amper++;
- if ( (NULL == equals) ||
- (equals >= amper) )
- {
- /* got 'foo&bar' or 'foo&bar=val', add key 'foo' with NULL for value
*/
- MHD_unescape_plus (argp);
- connection->daemon->unescape_callback
(connection->daemon->unescape_callback_cls,
- connection,
- argp);
- if (MHD_YES !=
- test_header (connection,
- argp,
- NULL))
- {
- free (argb);
- return MHD_NO;
- }
- /* continue with 'bar' */
- num_headers++;
- args = amper;
- continue;
- }
- equals[0] = '\0';
- equals++;
- MHD_unescape_plus (argp);
- connection->daemon->unescape_callback
(connection->daemon->unescape_callback_cls,
- connection,
- argp);
- MHD_unescape_plus (equals);
- connection->daemon->unescape_callback
(connection->daemon->unescape_callback_cls,
- connection,
- equals);
- if (MHD_YES !=
- test_header (connection,
- argp,
- equals))
- {
- free (argb);
- return MHD_NO;
- }
- num_headers++;
- argp = amper;
+ return MHD_NO;
}
+ ret = MHD_parse_arguments_ (connection,
+ MHD_GET_ARGUMENT_KIND,
+ argb,
+ &test_header,
+ &num_headers);
free (argb);
-
+ if (MHD_YES != ret)
+ return MHD_NO;
/* also check that the number of headers matches */
for (pos = connection->headers_received; NULL != pos; pos = pos->next)
{
Modified: libmicrohttpd/src/microhttpd/internal.c
===================================================================
--- libmicrohttpd/src/microhttpd/internal.c 2015-10-03 22:36:37 UTC (rev
36439)
+++ libmicrohttpd/src/microhttpd/internal.c 2015-10-05 10:06:13 UTC (rev
36440)
@@ -171,4 +171,116 @@
}
+/**
+ * Parse and unescape the arguments given by the client
+ * as part of the HTTP request URI.
+ *
+ * @param kind header kind to pass to @a cb
+ * @param connection connection to add headers to
+ * @param[in|out] args argument URI string (after "?" in URI),
+ * clobbered in the process!
+ * @param cb function to call on each key-value pair found
+ * @param[out] num_headers set to the number of headers found
+ * @return #MHD_NO on failure (@a cb returned #MHD_NO),
+ * #MHD_YES for success (parsing succeeded, @a cb always
+ * returned #MHD_YES)
+ */
+int
+MHD_parse_arguments_ (struct MHD_Connection *connection,
+ enum MHD_ValueKind kind,
+ char *args,
+ MHD_ArgumentIterator_ cb,
+ unsigned int *num_headers)
+{
+ struct MHD_Daemon *daemon = connection->daemon;
+ char *equals;
+ char *amper;
+
+ *num_headers = 0;
+ while ( (NULL != args) &&
+ ('\0' != args[0]) )
+ {
+ equals = strchr (args, '=');
+ amper = strchr (args, '&');
+ if (NULL == amper)
+ {
+ /* last argument */
+ if (NULL == equals)
+ {
+ /* last argument, without '=' */
+ MHD_unescape_plus (args);
+ daemon->unescape_callback (daemon->unescape_callback_cls,
+ connection,
+ args);
+ if (MHD_YES != cb (connection,
+ args,
+ NULL,
+ kind))
+ return MHD_NO;
+ (*num_headers)++;
+ break;
+ }
+ /* got 'foo=bar' */
+ equals[0] = '\0';
+ equals++;
+ MHD_unescape_plus (args);
+ daemon->unescape_callback (daemon->unescape_callback_cls,
+ connection,
+ args);
+ MHD_unescape_plus (equals);
+ daemon->unescape_callback (daemon->unescape_callback_cls,
+ connection,
+ equals);
+ if (MHD_YES != cb (connection,
+ args,
+ equals,
+ kind))
+ return MHD_NO;
+ (*num_headers)++;
+ break;
+ }
+ /* amper is non-NULL here */
+ amper[0] = '\0';
+ amper++;
+ if ( (NULL == equals) ||
+ (equals >= amper) )
+ {
+ /* got 'foo&bar' or 'foo&bar=val', add key 'foo' with NULL for value
*/
+ MHD_unescape_plus (args);
+ daemon->unescape_callback (daemon->unescape_callback_cls,
+ connection,
+ args);
+ if (MHD_YES != cb (connection,
+ args,
+ NULL,
+ kind))
+ return MHD_NO;
+ /* continue with 'bar' */
+ (*num_headers)++;
+ args = amper;
+ continue;
+ }
+ /* equals and amper are non-NULL here, and equals < amper,
+ so we got regular 'foo=value&bar...'-kind of argument */
+ equals[0] = '\0';
+ equals++;
+ MHD_unescape_plus (args);
+ daemon->unescape_callback (daemon->unescape_callback_cls,
+ connection,
+ args);
+ MHD_unescape_plus (equals);
+ daemon->unescape_callback (daemon->unescape_callback_cls,
+ connection,
+ equals);
+ if (MHD_YES != cb (connection,
+ args,
+ equals,
+ kind))
+ return MHD_NO;
+ (*num_headers)++;
+ args = amper;
+ }
+ return MHD_YES;
+}
+
/* end of internal.c */
Modified: libmicrohttpd/src/microhttpd/internal.h
===================================================================
--- libmicrohttpd/src/microhttpd/internal.h 2015-10-03 22:36:37 UTC (rev
36439)
+++ libmicrohttpd/src/microhttpd/internal.h 2015-10-05 10:06:13 UTC (rev
36440)
@@ -1447,4 +1447,44 @@
MHD_unescape_plus (char *arg);
+/**
+ * Callback invoked when iterating over @a key / @a value
+ * argument pairs during parsing.
+ *
+ * @param connection context of the iteration
+ * @param key 0-terminated key string, never NULL
+ * @param value 0-terminated value string, may be NULL
+ * @param kind origin of the key-value pair
+ * @return #MHD_YES on success (continue to iterate)
+ * #MHD_NO to signal failure (and abort iteration)
+ */
+typedef int
+(*MHD_ArgumentIterator_)(struct MHD_Connection *connection,
+ const char *key,
+ const char *value,
+ enum MHD_ValueKind kind);
+
+
+/**
+ * Parse and unescape the arguments given by the client
+ * as part of the HTTP request URI.
+ *
+ * @param kind header kind to pass to @a cb
+ * @param connection connection to add headers to
+ * @param[in|out] args argument URI string (after "?" in URI),
+ * clobbered in the process!
+ * @param cb function to call on each key-value pair found
+ * @param[out] num_headers set to the number of headers found
+ * @return #MHD_NO on failure (@a cb returned #MHD_NO),
+ * #MHD_YES for success (parsing succeeded, @a cb always
+ * returned #MHD_YES)
+ */
+int
+MHD_parse_arguments_ (struct MHD_Connection *connection,
+ enum MHD_ValueKind kind,
+ char *args,
+ MHD_ArgumentIterator_ cb,
+ unsigned int *num_headers);
+
+
#endif
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