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blame.c
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blncache.c
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blncache.h
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commit.c
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eagain_bucket.c
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get_deleted_rev.c
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get_file.c
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get_lock.c
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getdate.c
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getlocations.c
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getlocationsegments.c
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getlocks.c
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inherited_props.c
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libsvn_ra_serf.pc.in
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list.c
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lock.c
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log.c
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merge.c
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mergeinfo.c
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multistatus.c
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options.c
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property.c
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ra_serf.h
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replay.c
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request_body.c
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sb_bucket.c
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serf.c
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stat.c
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stream_bucket.c
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update.c
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util.c
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util_error.c
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xml.c
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Editing: ra_serf.h
/* * ra_serf.h : Private declarations for the Serf-based DAV RA module. * * ==================================================================== * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. * ==================================================================== */ #ifndef SVN_LIBSVN_RA_SERF_RA_SERF_H #define SVN_LIBSVN_RA_SERF_RA_SERF_H #include <serf.h> #include <apr_uri.h> #include "svn_types.h" #include "svn_string.h" #include "svn_pools.h" #include "svn_ra.h" #include "svn_delta.h" #include "svn_version.h" #include "svn_dav.h" #include "svn_dirent_uri.h" #include "private/svn_dav_protocol.h" #include "private/svn_subr_private.h" #include "private/svn_editor.h" #include "blncache.h" #ifdef __cplusplus extern "C" { #endif /* __cplusplus */ /* Enforce the minimum version of serf. */ #if !SERF_VERSION_AT_LEAST(1, 2, 1) #error Please update your version of serf to at least 1.2.1. #endif /** Wait duration (in microseconds) used in calls to serf_context_run() */ #define SVN_RA_SERF__CONTEXT_RUN_DURATION 500000 /* Forward declarations. */ typedef struct svn_ra_serf__session_t svn_ra_serf__session_t; /* A serf connection and optionally associated SSL context. */ typedef struct svn_ra_serf__connection_t { /* Our connection to a server. */ serf_connection_t *conn; /* Bucket allocator for this connection. */ serf_bucket_alloc_t *bkt_alloc; /* Collected cert failures in chain. */ int server_cert_failures; /* What was the last HTTP status code we got on this connection? */ int last_status_code; /* Optional SSL context for this connection. */ serf_ssl_context_t *ssl_context; svn_auth_iterstate_t *ssl_client_auth_state; svn_auth_iterstate_t *ssl_client_pw_auth_state; svn_ra_serf__session_t *session; } svn_ra_serf__connection_t; /** Maximum value we'll allow for the http-max-connections config option. * * Note: minimum 2 connections are required for ra_serf to function * correctly! */ #define SVN_RA_SERF__MAX_CONNECTIONS_LIMIT 8 /* * The master serf RA session. * * This is stored in the ra session ->priv field. * * ### Check ra_serf_dup_session when adding fields. */ struct svn_ra_serf__session_t { /* Pool for allocations during this session */ apr_pool_t *pool; apr_hash_t *config; /* For duplicating */ /* The current context */ serf_context_t *context; /* The maximum number of connections we'll use for parallelized fetch operations (updates, etc.) */ apr_int64_t max_connections; /* Are we using ssl */ svn_boolean_t using_ssl; /* Tristate flag that indicates if we should use compression for network transmissions. If svn_tristate_true or svn_tristate_false, the compression should be enabled and disabled, respectively. If svn_tristate_unknown, determine this automatically based on network parameters. */ svn_tristate_t using_compression; /* The user agent string */ const char *useragent; /* The current connection */ svn_ra_serf__connection_t *conns[SVN_RA_SERF__MAX_CONNECTIONS_LIMIT]; int num_conns; int cur_conn; /* The URL that was passed into _open() */ apr_uri_t session_url; const char *session_url_str; /* The actual discovered root; may be NULL until we know it. */ apr_uri_t repos_root; const char *repos_root_str; /* The server is not Apache/mod_dav_svn (directly) and only supports HTTP/1.0. Thus, we cannot send chunked requests. */ svn_boolean_t http10; /* We are talking to the server via http/2. Responses of scheduled requests may come in any order */ svn_boolean_t http20; /* Should we use Transfer-Encoding: chunked for HTTP/1.1 servers. */ svn_boolean_t using_chunked_requests; /* Do we need to detect whether the connection supports chunked requests? i.e. is there a (reverse) proxy that does not support them? */ svn_boolean_t detect_chunking; /* Our Version-Controlled-Configuration; may be NULL until we know it. */ const char *vcc_url; /* Authentication related properties. */ svn_auth_iterstate_t *auth_state; int auth_attempts; /* Callback functions to get info from WC */ const svn_ra_callbacks2_t *wc_callbacks; void *wc_callback_baton; svn_auth_baton_t *auth_baton; /* Callback function to send progress info to the client */ svn_ra_progress_notify_func_t progress_func; void *progress_baton; /* Callback function to handle cancellation */ svn_cancel_func_t cancel_func; void *cancel_baton; /* Ev2 shim callbacks */ svn_delta_shim_callbacks_t *shim_callbacks; /* Error that we've received but not yet returned upstream. */ svn_error_t *pending_error; /* List of authn types supported by the client.*/ int authn_types; /* Maps SVN_RA_CAPABILITY_foo keys to "yes" or "no" values. If a capability is not yet discovered, it is absent from the table. The table itself is allocated in the svn_ra_serf__session_t's pool; keys and values must have at least that lifetime. Most likely the keys and values are constants anyway (and sufficiently well-informed internal code may just compare against those constants' addresses, therefore). */ apr_hash_t *capabilities; /* Activity collection URL. (Cached from the initial OPTIONS request when run against HTTPv1 servers.) */ const char *activity_collection_url; /* Are we using a proxy? */ svn_boolean_t using_proxy; const char *proxy_username; const char *proxy_password; int proxy_auth_attempts; /* SSL server certificates */ svn_boolean_t trust_default_ca; const char *ssl_authorities; /* Repository UUID */ const char *uuid; /* Connection timeout value */ apr_interval_time_t timeout; /* HTTPv1 flags */ svn_tristate_t supports_deadprop_count; /*** HTTP v2 protocol stuff. *** * * We assume that if mod_dav_svn sends one of the special v2 OPTIONs * response headers, it has sent all of them. Specifically, we'll * be looking at the presence of the "me resource" as a flag that * the server supports v2 of our HTTP protocol. */ /* The "me resource". Typically used as a target for REPORTs that are path-agnostic. If we have this, we can speak HTTP v2 to the server. */ const char *me_resource; /* Opaque URL "stubs". If the OPTIONS response returns these, then we know we're using HTTP protocol v2. */ const char *rev_stub; /* for accessing revisions (i.e. revprops) */ const char *rev_root_stub; /* for accessing REV/PATH pairs */ const char *txn_stub; /* for accessing transactions (i.e. txnprops) */ const char *txn_root_stub; /* for accessing TXN/PATH pairs */ const char *vtxn_stub; /* for accessing transactions (i.e. txnprops) */ const char *vtxn_root_stub; /* for accessing TXN/PATH pairs */ /* Hash mapping const char * server-supported POST types to disinteresting-but-non-null values. */ apr_hash_t *supported_posts; /*** End HTTP v2 stuff ***/ svn_ra_serf__blncache_t *blncache; /* Trisate flag that indicates user preference for using bulk updates (svn_tristate_true) with all the properties and content in the update-report response. If svn_tristate_false, request a skelta update-report with inlined properties. If svn_tristate_unknown then use server preference. */ svn_tristate_t bulk_updates; /* Indicates if the server wants bulk update requests (Prefer) or only accepts skelta requests (Off). If this value is On both options are allowed. */ const char *server_allows_bulk; /* Indicates if the server supports sending inlined props in update editor * in skelta mode (send-all == 'false'). */ svn_boolean_t supports_inline_props; /* Indicates whether the server supports issuing replay REPORTs against rev resources (children of `rev_stub', elsestruct). */ svn_boolean_t supports_rev_rsrc_replay; /* Indicates whether the server can understand svndiff version 1. */ svn_boolean_t supports_svndiff1; /* Indicates whether the server can understand svndiff version 2. */ svn_boolean_t supports_svndiff2; /* Indicates whether the server sends the result checksum in the response * to a successful PUT request. */ svn_boolean_t supports_put_result_checksum; apr_interval_time_t conn_latency; }; #define SVN_RA_SERF__HAVE_HTTPV2_SUPPORT(sess) ((sess)->me_resource != NULL) /* * Structure which represents a DAV element with a NAMESPACE and NAME. */ typedef struct svn_ra_serf__dav_props_t { /* Element namespace */ const char *xmlns; /* Element name */ const char *name; } svn_ra_serf__dav_props_t; /** DAV property sets **/ static const svn_ra_serf__dav_props_t base_props[] = { { "DAV:", "version-controlled-configuration" }, { "DAV:", "resourcetype" }, { SVN_DAV_PROP_NS_DAV, "baseline-relative-path" }, { SVN_DAV_PROP_NS_DAV, "repository-uuid" }, { NULL } }; static const svn_ra_serf__dav_props_t checked_in_props[] = { { "DAV:", "checked-in" }, { NULL } }; static const svn_ra_serf__dav_props_t baseline_props[] = { { "DAV:", "baseline-collection" }, { "DAV:", SVN_DAV__VERSION_NAME }, { NULL } }; static const svn_ra_serf__dav_props_t all_props[] = { { "DAV:", "allprop" }, { NULL } }; static const svn_ra_serf__dav_props_t check_path_props[] = { { "DAV:", "resourcetype" }, { NULL } }; static const svn_ra_serf__dav_props_t type_and_checksum_props[] = { { "DAV:", "resourcetype" }, { SVN_DAV_PROP_NS_DAV, "sha1-checksum" }, { NULL } }; /* WC props compatibility with ra_neon. */ #define SVN_RA_SERF__WC_CHECKED_IN_URL SVN_PROP_WC_PREFIX "ra_dav:version-url" /** Serf utility functions **/ apr_status_t svn_ra_serf__conn_setup(apr_socket_t *sock, serf_bucket_t **read_bkt, serf_bucket_t **write_bkt, void *baton, apr_pool_t *pool); void svn_ra_serf__conn_closed(serf_connection_t *conn, void *closed_baton, apr_status_t why, apr_pool_t *pool); /* Helper function to provide SSL client certificates. * * NOTE: This function sets the session's 'pending_error' member when * returning an non-success status. */ apr_status_t svn_ra_serf__handle_client_cert(void *data, const char **cert_path); /* Helper function to provide SSL client certificate passwords. * * NOTE: This function sets the session's 'pending_error' member when * returning an non-success status. */ apr_status_t svn_ra_serf__handle_client_cert_pw(void *data, const char *cert_path, const char **password); /* * This function will run the serf context in SESS until *DONE is TRUE. */ svn_error_t * svn_ra_serf__context_run_wait(svn_boolean_t *done, svn_ra_serf__session_t *sess, apr_pool_t *scratch_pool); /* Run the context once. Manage waittime_left to handle timing out when nothing happens over the session->timout. */ svn_error_t * svn_ra_serf__context_run(svn_ra_serf__session_t *sess, apr_interval_time_t *waittime_left, apr_pool_t *scratch_pool); /* Callback for response handlers */ typedef svn_error_t * (*svn_ra_serf__response_handler_t)(serf_request_t *request, serf_bucket_t *response, void *handler_baton, apr_pool_t *scratch_pool); /* Callback when the request is done */ typedef svn_error_t * (*svn_ra_serf__response_done_delegate_t)(serf_request_t *request, void *done_baton, apr_pool_t *scratch_pool); /* Callback for when a request body is needed. */ typedef svn_error_t * (*svn_ra_serf__request_body_delegate_t)(serf_bucket_t **body_bkt, void *baton, serf_bucket_alloc_t *alloc, apr_pool_t *request_pool, apr_pool_t *scratch_pool); /* Callback for when request headers are needed. */ typedef svn_error_t * (*svn_ra_serf__request_header_delegate_t)(serf_bucket_t *headers, void *baton, apr_pool_t *request_pool, apr_pool_t *scratch_pool); /* Callback for when a response has an error. */ typedef svn_error_t * (*svn_ra_serf__response_error_t)(serf_request_t *request, serf_bucket_t *response, int status_code, void *baton); /* ### we should reorder the types in this file. */ typedef struct svn_ra_serf__server_error_t svn_ra_serf__server_error_t; /* * Structure that can be passed to our default handler to guide the * execution of the request through its lifecycle. * * Use svn_ra_serf__create_handler() to create instances of this struct. */ typedef struct svn_ra_serf__handler_t { /* The HTTP method string of the request */ const char *method; /* The resource to the execute the method on. */ const char *path; /* The content-type of the request body. */ const char *body_type; /* If TRUE then default Accept-Encoding request header is not configured for request. If FALSE then 'gzip' accept encoding will be used if compression enabled. */ svn_boolean_t custom_accept_encoding; /* If TRUE then default DAV: capabilities request headers is not configured for request. */ svn_boolean_t no_dav_headers; /* If TRUE doesn't fail requests on HTTP error statuses like 405, 408, 500 (see util.c response_done()) */ svn_boolean_t no_fail_on_http_failure_status; /* If TRUE doesn't fail requests on HTTP redirect statuses like 301, 307 */ svn_boolean_t no_fail_on_http_redirect_status; /* Has the request/response been completed? */ svn_boolean_t done; svn_boolean_t scheduled; /* Is the request scheduled in a context */ /* If we captured an error from the server, then this will be non-NULL. It will be allocated from HANDLER_POOL. */ svn_ra_serf__server_error_t *server_error; /* The handler and baton pair for our handler. */ svn_ra_serf__response_handler_t response_handler; void *response_baton; /* When REPONSE_HANDLER is invoked, the following fields will be set based on the response header. HANDLER_POOL must be non-NULL for these values to be filled in. SLINE.REASON and LOCATION will be allocated within HANDLER_POOL. */ serf_status_line sline; /* The parsed Status-Line */ const char *location; /* The Location: header, if any */ /* This function and baton pair allows handling the completion of request. * * The default handler is responsible for the HTTP failure processing. * * If no_fail_on_http_failure_status is not TRUE, then the callback will * return recorded server errors or if there is none and the http status * specifies an error returns an error for that. * * The default baton is the handler itself. */ svn_ra_serf__response_done_delegate_t done_delegate; void *done_delegate_baton; /* The handler and baton pair to be executed when a non-recoverable error * is detected. If it is NULL in the presence of an error, an abort() may * be triggered. */ svn_ra_serf__response_error_t response_error; void *response_error_baton; /* This function and baton pair allows for custom request headers to * be set. * * It will be executed after the request has been set up but before it is * delivered. */ svn_ra_serf__request_header_delegate_t header_delegate; void *header_delegate_baton; /* This function and baton pair allows a body to be created right before * delivery. * * It will be executed after the request has been set up but before it is * delivered. * * May be NULL if there is no body to send. * */ svn_ra_serf__request_body_delegate_t body_delegate; void *body_delegate_baton; /* The connection and session to be used for this request. */ svn_ra_serf__connection_t *conn; svn_ra_serf__session_t *session; /* Internal flag to indicate we've parsed the headers. */ svn_boolean_t reading_body; /* When this flag will be set, the core handler will discard any unread portion of the response body. The registered response handler will no longer be called. */ svn_boolean_t discard_body; /* Pool for allocating SLINE.REASON and LOCATION. If this pool is NULL, then the requestor does not care about SLINE and LOCATION. */ apr_pool_t *handler_pool; } svn_ra_serf__handler_t; /* Run one request and process the response. Similar to context_run_wait(), but this creates the request for HANDLER and then waits for it to complete. WARNING: context_run_wait() does NOT create a request, whereas this function DOES. Avoid a double-create. */ svn_error_t * svn_ra_serf__context_run_one(svn_ra_serf__handler_t *handler, apr_pool_t *scratch_pool); /* * Helper function to queue a request in the @a handler's connection. */ void svn_ra_serf__request_create(svn_ra_serf__handler_t *handler); /* v2 of the XML parsing functions */ /* The XML parsing context. */ typedef struct svn_ra_serf__xml_context_t svn_ra_serf__xml_context_t; /* An opaque structure for the XML parse element/state. */ typedef struct svn_ra_serf__xml_estate_t svn_ra_serf__xml_estate_t; /* Called just after the parser moves into ENTERED_STATE. The tag causing the transition is passed in TAG. This callback is applied to a parsing context by using the svn_ra_serf__xml_context_customize() function. NOTE: this callback, when set, will be invoked on *every* transition. The callback must examine ENTERED_STATE to determine if any action must be taken. The original state is not provided, but must be derived from ENTERED_STATE and/or the TAG causing the transition (if needed). */ typedef svn_error_t * (*svn_ra_serf__xml_opened_t)(svn_ra_serf__xml_estate_t *xes, void *baton, int entered_state, const svn_ra_serf__dav_props_t *tag, apr_pool_t *scratch_pool); /* Called just before the parser leaves LEAVING_STATE. If cdata collection was enabled for this state, then CDATA will be non-NULL and contain the collected cdata. If attribute collection was enabled for this state, then ATTRS will contain the attributes collected for this element only, along with any values stored via svn_ra_serf__xml_note(). Use svn_ra_serf__xml_gather_since() to gather up data from outer states. ATTRS is char* -> char*. Temporary allocations may be made in SCRATCH_POOL. */ typedef svn_error_t * (*svn_ra_serf__xml_closed_t)(svn_ra_serf__xml_estate_t *xes, void *baton, int leaving_state, const svn_string_t *cdata, apr_hash_t *attrs, apr_pool_t *scratch_pool); /* Called for all states that are not using the builtin cdata collection. This callback is (only) appropriate for unbounded-size cdata content. CURRENT_STATE may be used to decide what to do with the data. Temporary allocations may be made in SCRATCH_POOL. */ typedef svn_error_t * (*svn_ra_serf__xml_cdata_t)(svn_ra_serf__xml_estate_t *xes, void *baton, int current_state, const char *data, apr_size_t len, apr_pool_t *scratch_pool); /* Magic state value for the initial state in a svn_ra_serf__xml_transition_t table */ #define XML_STATE_INITIAL 0 /* State transition table. When the XML Context is constructed, it is in state 0. User states are positive integers. In a list of transitions, use { 0 } to indicate the end. Specifically, the code looks for NS == NULL. The initial state for each transition table is XML_STATE_INITIAL. ### more docco */ typedef struct svn_ra_serf__xml_transition_t { /* This transition applies when in this state */ int from_state; /* And when this tag is observed */ const char *ns; const char *name; /* Moving to this state */ int to_state; /* Should the cdata of NAME be collected? Note that CUSTOM_CLOSE should be TRUE in order to capture this cdata. */ svn_boolean_t collect_cdata; /* Which attributes of NAME should be collected? Terminate with NULL. Maximum of 10 attributes may be collected. Note that attribute namespaces are ignored at this time. Attribute names beginning with "?" are optional. Other names must exist on the element, or SVN_ERR_XML_ATTRIB_NOT_FOUND will be raised. */ const char *collect_attrs[11]; /* When NAME is closed, should the callback be invoked? */ svn_boolean_t custom_close; } svn_ra_serf__xml_transition_t; /* Constructor for svn_ra_serf__handler_t. Initializes a new handler with default settings for SESSION. */ svn_ra_serf__handler_t * svn_ra_serf__create_handler(svn_ra_serf__session_t *session, apr_pool_t *result_pool); /* Construct an XML parsing context, based on the TTABLE transition table. As content is parsed, the CLOSED_CB callback will be invoked according to the definition in the table. If OPENED_CB is not NULL, then it will be invoked for *every* tag-open event. The callback will need to use the ENTERED_STATE and TAG parameters to decide what it would like to do. If CDATA_CB is not NULL, then it will be called for all cdata that is not be automatically collected (based on the transition table record's COLLECT_CDATA flag). It will be called in every state, so the callback must examine the CURRENT_STATE parameter to decide what to do. The same BATON value will be passed to all three callbacks. The context will be created within RESULT_POOL. */ svn_ra_serf__xml_context_t * svn_ra_serf__xml_context_create( const svn_ra_serf__xml_transition_t *ttable, svn_ra_serf__xml_opened_t opened_cb, svn_ra_serf__xml_closed_t closed_cb, svn_ra_serf__xml_cdata_t cdata_cb, void *baton, apr_pool_t *result_pool); /* Verifies if the parsing completed successfully and destroys all subpools. */ svn_error_t * svn_ra_serf__xml_context_done(svn_ra_serf__xml_context_t *xmlctx); /* Construct a handler with the response function/baton set up to parse a response body using the given XML context. The handler and its internal structures are allocated in RESULT_POOL. As part of the handling the http status value is compared to 200, or if EXPECTED_STATUS is not NULL to all the values in EXPECTED_STATUS. EXPECTED_STATUS is expected to be a list of integers ending with a 0 that lives at least as long as RESULT_POOL. If the status doesn't match the request has failed and will be parsed as en error response. This also initializes HANDLER_POOL to the given RESULT_POOL. */ svn_ra_serf__handler_t * svn_ra_serf__create_expat_handler(svn_ra_serf__session_t *session, svn_ra_serf__xml_context_t *xmlctx, const int *expected_status, apr_pool_t *result_pool); /* Allocated within XES->STATE_POOL. Changes are not allowd (callers should make a deep copy if they need to make changes). The resulting hash maps char* names to char* values. */ apr_hash_t * svn_ra_serf__xml_gather_since(svn_ra_serf__xml_estate_t *xes, int stop_state); /* Attach the NAME/VALUE pair onto this/parent state identified by STATE. The name and value will be copied into the target state's pool. These values will be available to the CLOSED_CB for the target state, or part of the gathered state via xml_gather_since(). Typically, this function is used by a child state's close callback, or within an opening callback to store additional data. Note: if the state is not found, then a programmer error has occurred, so the function will invoke SVN_ERR_MALFUNCTION(). */ void svn_ra_serf__xml_note(svn_ra_serf__xml_estate_t *xes, int state, const char *name, const char *value); /* Returns XES->STATE_POOL for allocating structures that should live as long as the state identified by XES. Note: a state pool is created upon demand, so only use this function when memory is required for a given state. */ apr_pool_t * svn_ra_serf__xml_state_pool(svn_ra_serf__xml_estate_t *xes); /* * Parses a server-side error message into a local Subversion error. */ struct svn_ra_serf__server_error_t { apr_pool_t *pool; /* XML parser and namespace used to parse the remote response */ svn_ra_serf__xml_context_t *xmlctx; svn_ra_serf__response_handler_t response_handler; void *response_baton; /* The partial errors to construct the final error from */ apr_array_header_t *items; /* The hooked handler */ svn_ra_serf__handler_t *handler; }; /* * Handler that discards the entire @a response body associated with a * @a request. Implements svn_ra_serf__response_handler_t. * * If @a baton is a svn_ra_serf__server_error_t (i.e. non-NULL) and an * error is detected, it will be populated for later detection. * * All temporary allocations will be made in a @a pool. */ svn_error_t * svn_ra_serf__handle_discard_body(serf_request_t *request, serf_bucket_t *response, void *baton, apr_pool_t *pool); /* * Handler that retrieves the embedded XML multistatus response from the * the @a RESPONSE body associated with a @a REQUEST. * * Implements svn_ra_serf__response_handler_t. * * The @a BATON should be of type svn_ra_serf__handler_t. When the request * is complete, the handler's DONE flag will be set to TRUE. * * All temporary allocations will be made in a @a scratch_pool. */ svn_error_t * svn_ra_serf__handle_multistatus_only(serf_request_t *request, serf_bucket_t *response, void *baton, apr_pool_t *scratch_pool); /* Handler that expects an empty body. If a body IS present, and it is text/xml, then it will be parsed for a server-side error. BATON should be the svn_ra_serf__handler_t running REQUEST. Status line information will be in HANDLER->SLINE. Any parsed errors will be left in HANDLER->SERVER_ERROR. That member may be NULL if no body was present, or a problem occurred trying to parse the body. All temporary allocations will be made in SCRATCH_POOL. */ svn_error_t * svn_ra_serf__expect_empty_body(serf_request_t *request, serf_bucket_t *response, void *baton, apr_pool_t *scratch_pool); /* * This function sets up error parsing for an existing request */ svn_error_t * svn_ra_serf__setup_error_parsing(svn_ra_serf__server_error_t **server_err, svn_ra_serf__handler_t *handler, svn_boolean_t expect_207_only, apr_pool_t *result_pool, apr_pool_t *scratch_pool); /* * Forwards response data to the server error parser */ svn_error_t * svn_ra_serf__handle_server_error(svn_ra_serf__server_error_t *server_error, svn_ra_serf__handler_t *handler, serf_request_t *request, serf_bucket_t *response, apr_status_t *serf_status, apr_pool_t *scratch_pool); /* * Creates the svn_error_t * instance from the error recorded in * HANDLER->server_error */ svn_error_t * svn_ra_serf__server_error_create(svn_ra_serf__handler_t *handler, apr_pool_t *scratch_pool); /* serf_response_handler_t implementation that completely discards * the response. * * All temporary allocations will be made in @a pool. */ apr_status_t svn_ra_serf__response_discard_handler(serf_request_t *request, serf_bucket_t *response, void *baton, apr_pool_t *pool); /* * Add the appropriate serf buckets to @a agg_bucket represented by * the XML * @a tag and @a value. * * The bucket will be allocated from @a bkt_alloc. */ void svn_ra_serf__add_tag_buckets(serf_bucket_t *agg_bucket, const char *tag, const char *value, serf_bucket_alloc_t *bkt_alloc); /* * Add the appropriate serf buckets to AGG_BUCKET with standard XML header: * <?xml version="1.0" encoding="utf-8"?> * * The bucket will be allocated from BKT_ALLOC. */ void svn_ra_serf__add_xml_header_buckets(serf_bucket_t *agg_bucket, serf_bucket_alloc_t *bkt_alloc); /* * Add the appropriate serf buckets to AGG_BUCKET representing the XML * open tag with name TAG. * * Take the tag's attributes from varargs, a NULL-terminated list of * alternating <tt>char *</tt> key and <tt>char *</tt> val. Attribute * will be ignored if it's value is NULL. * * NOTE: Callers are responsible for XML-escaping attribute values as * necessary. * * The bucket will be allocated from BKT_ALLOC. */ void svn_ra_serf__add_open_tag_buckets(serf_bucket_t *agg_bucket, serf_bucket_alloc_t *bkt_alloc, const char *tag, ...) SVN_NEEDS_SENTINEL_NULL; /* * Add the appropriate serf buckets to AGG_BUCKET representing xml tag close * with name TAG. * * The bucket will be allocated from BKT_ALLOC. */ void svn_ra_serf__add_close_tag_buckets(serf_bucket_t *agg_bucket, serf_bucket_alloc_t *bkt_alloc, const char *tag); /* Add the appropriate serf buckets to AGG_BUCKET representing the XML * open tag with name TAG, and then immediately closes the tag using the /> * notation */ void svn_ra_serf__add_empty_tag_buckets(serf_bucket_t *agg_bucket, serf_bucket_alloc_t *bkt_alloc, const char *tag, ...) SVN_NEEDS_SENTINEL_NULL; /* * Add the appropriate serf buckets to AGG_BUCKET with xml-escaped * version of DATA. * * The bucket will be allocated from BKT_ALLOC. */ void svn_ra_serf__add_cdata_len_buckets(serf_bucket_t *agg_bucket, serf_bucket_alloc_t *bkt_alloc, const char *data, apr_size_t len); /** PROPFIND-related functions **/ /* Removes all non regular properties from PROPS */ void svn_ra_serf__keep_only_regular_props(apr_hash_t *props, apr_pool_t *scratch_pool); /* Callback used via svn_ra_serf__deliver_props2 */ typedef svn_error_t * (*svn_ra_serf__prop_func_t)(void *baton, const char *path, const char *ns, const char *name, const svn_string_t *value, apr_pool_t *scratch_pool); /* * Implementation of svn_ra_serf__prop_func_t that just delivers svn compatible * properties in the apr_hash_t * that is used as baton. */ svn_error_t * svn_ra_serf__deliver_svn_props(void *baton, const char *path, const char *ns, const char *name, const svn_string_t *value, apr_pool_t *scratch_pool); /* * This function will create a handler for a PROPFIND request, which will deliver * properties to PROP_FUNC() with PROP_BATON for the properties listed in LOOKUP_PROPS * at URL for DEPTH ("0","1","infinity"). */ svn_error_t * svn_ra_serf__create_propfind_handler(svn_ra_serf__handler_t **handler, svn_ra_serf__session_t *session, const char *path, svn_revnum_t rev, const char *depth, const svn_ra_serf__dav_props_t *find_props, svn_ra_serf__prop_func_t prop_func, void *prop_func_baton, apr_pool_t *result_pool); /* Using SESSION, fetch the properties specified by WHICH_PROPS using CONN for URL at REVISION. The resulting properties are placed into a 2-level hash in RESULTS, mapping NAMESPACE -> hash<PROPNAME, PROPVALUE>, which is allocated in RESULT_POOL. If REVISION is SVN_INVALID_REVNUM, then the properties are fetched from HEAD for URL. This function performs the request synchronously. Temporary allocations are made in SCRATCH_POOL. */ svn_error_t * svn_ra_serf__fetch_node_props(apr_hash_t **results, svn_ra_serf__session_t *session, const char *url, svn_revnum_t revision, const svn_ra_serf__dav_props_t *which_props, apr_pool_t *result_pool, apr_pool_t *scratch_pool); /* Using SESSION, fetch a DAV: property from the resource identified by URL within REVISION. The PROPNAME may be one of: "checked-in" "href" The resulting value will be allocated in RESULT_POOL, and may be NULL if the property does not exist (note: "href" always exists). This function performs the request synchronously. Temporary allocations are made in SCRATCH_POOL. */ svn_error_t * svn_ra_serf__fetch_dav_prop(const char **value, svn_ra_serf__session_t *session, const char *url, svn_revnum_t revision, const char *propname, apr_pool_t *result_pool, apr_pool_t *scratch_pool); /* Map a property name, as passed over the wire, into its corresponding Subversion-internal name. The returned name will be a static value, or allocated within RESULT_POOL. If the property should be ignored (eg. some DAV properties), then NULL will be returned. */ const char * svn_ra_serf__svnname_from_wirename(const char *ns, const char *name, apr_pool_t *result_pool); /** MERGE-related functions **/ void svn_ra_serf__merge_lock_token_list(apr_hash_t *lock_tokens, const char *parent, serf_bucket_t *body, serf_bucket_alloc_t *alloc, apr_pool_t *pool); /* Create an MERGE request aimed at the SESSION url, requesting the merge of the resource identified by MERGE_RESOURCE_URL. LOCK_TOKENS is a hash mapping paths to lock tokens owned by the client. If KEEP_LOCKS is set, instruct the server to not release locks set on the paths included in this commit. */ svn_error_t * svn_ra_serf__run_merge(const svn_commit_info_t **commit_info, svn_ra_serf__session_t *session, const char *merge_resource_url, apr_hash_t *lock_tokens, svn_boolean_t keep_locks, apr_pool_t *result_pool, apr_pool_t *scratch_pool); /** OPTIONS-related functions **/ /* When running with a proxy, we may need to detect and correct for problems. This probing function will send a simple OPTIONS request to detect problems with the connection. */ svn_error_t * svn_ra_serf__probe_proxy(svn_ra_serf__session_t *serf_sess, apr_pool_t *scratch_pool); /* On HTTPv2 connections, run an OPTIONS request over CONN to fetch the current youngest revnum, returning it in *YOUNGEST. (the revnum is headers of the OPTIONS response) This function performs the request synchronously. All temporary allocations will be made in SCRATCH_POOL. */ svn_error_t * svn_ra_serf__v2_get_youngest_revnum(svn_revnum_t *youngest, svn_ra_serf__session_t *session, apr_pool_t *scratch_pool); /* On HTTPv1 connections, run an OPTIONS request over CONN to fetch the activity collection set and return it in *ACTIVITY_URL, allocated from RESULT_POOL. (the activity-collection-set is in the body of the OPTIONS response) This function performs the request synchronously. All temporary allocations will be made in SCRATCH_POOL. */ svn_error_t * svn_ra_serf__v1_get_activity_collection(const char **activity_url, svn_ra_serf__session_t *session, apr_pool_t *result_pool, apr_pool_t *scratch_pool); /* Set @a VCC_URL to the default VCC for our repository based on @a * ORIG_PATH for the session @a SESSION, ensuring that the VCC URL and * repository root URLs are cached in @a SESSION. * * All temporary allocations will be made in @a SCRATCH_POOL. */ svn_error_t * svn_ra_serf__discover_vcc(const char **vcc_url, svn_ra_serf__session_t *session, apr_pool_t *scratch_pool); /* Set @a REPORT_TARGET to the URI of the resource at which generic * (path-agnostic) REPORTs should be aimed for @a SESSION. * * All temporary allocations will be made in @a POOL. */ svn_error_t * svn_ra_serf__report_resource(const char **report_target, svn_ra_serf__session_t *session, apr_pool_t *pool); /* Set @a REL_PATH to a path (not URI-encoded) relative to the root of * the repository pointed to by @a SESSION, based on original path * (URI-encoded) @a ORIG_PATH. Use @a CONN for any required network * communications if it is non-NULL; otherwise use the default * connection. Use POOL for allocations. */ svn_error_t * svn_ra_serf__get_relative_path(const char **rel_path, const char *orig_path, svn_ra_serf__session_t *session, apr_pool_t *pool); /* Using the default connection in SESSION (conns[0]), get the youngest revnum from the server, returning it in *YOUNGEST. This function operates synchronously. All temporary allocations are performed in SCRATCH_POOL. */ svn_error_t * svn_ra_serf__get_youngest_revnum(svn_revnum_t *youngest, svn_ra_serf__session_t *session, apr_pool_t *scratch_pool); /* Generate a revision-stable URL. The RA APIs all refer to user/public URLs that float along with the youngest revision. In many cases, we do NOT want to work with that URL since it can change from one moment to the next. Especially if we attempt to operation against multiple floating URLs -- we could end up referring to two separate revisions. The DAV RA provider(s) solve this by generating a URL that is specific to a revision by using a URL into a "baseline collection". For a specified SESSION, generate a revision-stable URL for URL at REVISION. If REVISION is SVN_INVALID_REVNUM, then the stable URL will refer to the youngest revision at the time this function was called. If URL is NULL, then the session root will be used. The stable URL will be placed into *STABLE_URL, allocated from RESULT_POOL. If LATEST_REVNUM is not NULL, then the revision used will be placed into *LATEST_REVNUM. That will be equal to youngest, or the given REVISION. This function operates synchronously, if any communication to the server is required. Communication is needed if REVISION is SVN_INVALID_REVNUM (to get the current youngest revnum), or if the specified REVISION is not (yet) in our cache of baseline collections. All temporary allocations are performed in SCRATCH_POOL. */ svn_error_t * svn_ra_serf__get_stable_url(const char **stable_url, svn_revnum_t *latest_revnum, svn_ra_serf__session_t *session, const char *url, svn_revnum_t revision, apr_pool_t *result_pool, apr_pool_t *scratch_pool); /** RA functions **/ /* Implements svn_ra__vtable_t.reparent(). */ svn_error_t * svn_ra_serf__reparent(svn_ra_session_t *ra_session, const char *url, apr_pool_t *pool); /* Implements svn_ra__vtable_t.rev_prop(). */ svn_error_t * svn_ra_serf__rev_prop(svn_ra_session_t *session, svn_revnum_t rev, const char *name, svn_string_t **value, apr_pool_t *pool); /* Implements svn_ra__vtable_t.get_log(). */ svn_error_t * svn_ra_serf__get_log(svn_ra_session_t *session, const apr_array_header_t *paths, svn_revnum_t start, svn_revnum_t end, int limit, svn_boolean_t discover_changed_paths, svn_boolean_t strict_node_history, svn_boolean_t include_merged_revisions, const apr_array_header_t *revprops, svn_log_entry_receiver_t receiver, void *receiver_baton, apr_pool_t *pool); /* Implements svn_ra__vtable_t.check_path(). */ svn_error_t * svn_ra_serf__check_path(svn_ra_session_t *ra_session, const char *rel_path, svn_revnum_t revision, svn_node_kind_t *kind, apr_pool_t *pool); /* Implements svn_ra__vtable_t.stat(). */ svn_error_t * svn_ra_serf__stat(svn_ra_session_t *ra_session, const char *rel_path, svn_revnum_t revision, svn_dirent_t **dirent, apr_pool_t *pool); /* Implements svn_ra__vtable_t.get_locations(). */ svn_error_t * svn_ra_serf__get_locations(svn_ra_session_t *session, apr_hash_t **locations, const char *path, svn_revnum_t peg_revision, const apr_array_header_t *location_revisions, apr_pool_t *pool); /* Implements svn_ra__vtable_t.get_location_segments(). */ svn_error_t * svn_ra_serf__get_location_segments(svn_ra_session_t *session, const char *path, svn_revnum_t peg_revision, svn_revnum_t start_rev, svn_revnum_t end_rev, svn_location_segment_receiver_t receiver, void *receiver_baton, apr_pool_t *pool); /* Implements svn_ra__vtable_t.do_diff(). */ svn_error_t * svn_ra_serf__do_diff(svn_ra_session_t *session, const svn_ra_reporter3_t **reporter, void **report_baton, svn_revnum_t revision, const char *diff_target, svn_depth_t depth, svn_boolean_t ignore_ancestry, svn_boolean_t text_deltas, const char *versus_url, const svn_delta_editor_t *diff_editor, void *diff_baton, apr_pool_t *pool); /* Implements svn_ra__vtable_t.do_status(). */ svn_error_t * svn_ra_serf__do_status(svn_ra_session_t *ra_session, const svn_ra_reporter3_t **reporter, void **report_baton, const char *status_target, svn_revnum_t revision, svn_depth_t depth, const svn_delta_editor_t *status_editor, void *status_baton, apr_pool_t *pool); /* Implements svn_ra__vtable_t.do_update(). */ svn_error_t * svn_ra_serf__do_update(svn_ra_session_t *ra_session, const svn_ra_reporter3_t **reporter, void **report_baton, svn_revnum_t revision_to_update_to, const char *update_target, svn_depth_t depth, svn_boolean_t send_copyfrom_args, svn_boolean_t ignore_ancestry, const svn_delta_editor_t *update_editor, void *update_baton, apr_pool_t *result_pool, apr_pool_t *scratch_pool); /* Implements svn_ra__vtable_t.do_switch(). */ svn_error_t * svn_ra_serf__do_switch(svn_ra_session_t *ra_session, const svn_ra_reporter3_t **reporter, void **report_baton, svn_revnum_t revision_to_switch_to, const char *switch_target, svn_depth_t depth, const char *switch_url, svn_boolean_t send_copyfrom_args, svn_boolean_t ignore_ancestry, const svn_delta_editor_t *switch_editor, void *switch_baton, apr_pool_t *result_pool, apr_pool_t *scratch_pool); /* Implements svn_ra__vtable_t.get_file_revs(). */ svn_error_t * svn_ra_serf__get_file_revs(svn_ra_session_t *session, const char *path, svn_revnum_t start, svn_revnum_t end, svn_boolean_t include_merged_revisions, svn_file_rev_handler_t handler, void *handler_baton, apr_pool_t *pool); /* Implements svn_ra__vtable_t.get_dated_revision(). */ svn_error_t * svn_ra_serf__get_dated_revision(svn_ra_session_t *session, svn_revnum_t *revision, apr_time_t tm, apr_pool_t *pool); /* Implements svn_ra__vtable_t.get_commit_editor(). * * Note: Like other commit editors, the returned editor requires that the * @c copyfrom_path parameter passed to its @c add_file and @c add_directory * methods is a URL, not a relative path. */ svn_error_t * svn_ra_serf__get_commit_editor(svn_ra_session_t *session, const svn_delta_editor_t **editor, void **edit_baton, apr_hash_t *revprop_table, svn_commit_callback2_t callback, void *callback_baton, apr_hash_t *lock_tokens, svn_boolean_t keep_locks, apr_pool_t *pool); /* Implements svn_ra__vtable_t.get_file(). */ svn_error_t * svn_ra_serf__get_file(svn_ra_session_t *session, const char *path, svn_revnum_t revision, svn_stream_t *stream, svn_revnum_t *fetched_rev, apr_hash_t **props, apr_pool_t *pool); /* Implements svn_ra__vtable_t.get_dir(). */ svn_error_t * svn_ra_serf__get_dir(svn_ra_session_t *ra_session, apr_hash_t **dirents, svn_revnum_t *fetched_rev, apr_hash_t **ret_props, const char *rel_path, svn_revnum_t revision, apr_uint32_t dirent_fields, apr_pool_t *result_pool); /* Implements svn_ra__vtable_t.change_rev_prop(). */ svn_error_t * svn_ra_serf__change_rev_prop(svn_ra_session_t *session, svn_revnum_t rev, const char *name, const svn_string_t *const *old_value_p, const svn_string_t *value, apr_pool_t *pool); /* Implements svn_ra__vtable_t.replay(). */ svn_error_t * svn_ra_serf__replay(svn_ra_session_t *ra_session, svn_revnum_t revision, svn_revnum_t low_water_mark, svn_boolean_t text_deltas, const svn_delta_editor_t *editor, void *edit_baton, apr_pool_t *pool); /* Implements svn_ra__vtable_t.replay_range(). */ svn_error_t * svn_ra_serf__replay_range(svn_ra_session_t *ra_session, svn_revnum_t start_revision, svn_revnum_t end_revision, svn_revnum_t low_water_mark, svn_boolean_t send_deltas, svn_ra_replay_revstart_callback_t revstart_func, svn_ra_replay_revfinish_callback_t revfinish_func, void *replay_baton, apr_pool_t *pool); /* Implements svn_ra__vtable_t.lock(). */ svn_error_t * svn_ra_serf__lock(svn_ra_session_t *ra_session, apr_hash_t *path_revs, const char *comment, svn_boolean_t force, svn_ra_lock_callback_t lock_func, void *lock_baton, apr_pool_t *pool); /* Implements svn_ra__vtable_t.unlock(). */ svn_error_t * svn_ra_serf__unlock(svn_ra_session_t *ra_session, apr_hash_t *path_tokens, svn_boolean_t force, svn_ra_lock_callback_t lock_func, void *lock_baton, apr_pool_t *pool); /* Implements svn_ra__vtable_t.get_lock(). */ svn_error_t * svn_ra_serf__get_lock(svn_ra_session_t *ra_session, svn_lock_t **lock, const char *path, apr_pool_t *pool); /* Implements svn_ra__vtable_t.get_locks(). */ svn_error_t * svn_ra_serf__get_locks(svn_ra_session_t *ra_session, apr_hash_t **locks, const char *path, svn_depth_t depth, apr_pool_t *pool); /* Implements svn_ra__vtable_t.list(). */ svn_error_t * svn_ra_serf__list(svn_ra_session_t *ra_session, const char *path, svn_revnum_t revision, const apr_array_header_t *patterns, svn_depth_t depth, apr_uint32_t dirent_fields, svn_ra_dirent_receiver_t receiver, void *receiver_baton, apr_pool_t *scratch_pool); /* Request a mergeinfo-report from the URL attached to SESSION, and fill in the MERGEINFO hash with the results. Implements svn_ra__vtable_t.get_mergeinfo(). */ svn_error_t * svn_ra_serf__get_mergeinfo(svn_ra_session_t *ra_session, apr_hash_t **mergeinfo, const apr_array_header_t *paths, svn_revnum_t revision, svn_mergeinfo_inheritance_t inherit, svn_boolean_t include_descendants, apr_pool_t *pool); /* Exchange capabilities with the server, by sending an OPTIONS * request announcing the client's capabilities, and by filling * SERF_SESS->capabilities with the server's capabilities as read from * the response headers. Use POOL only for temporary allocation. * * If the CORRECTED_URL is non-NULL, allow the OPTIONS response to * report a server-dictated redirect or relocation (HTTP 301 or 302 * error codes), setting *CORRECTED_URL to the value of the corrected * repository URL. Otherwise, such responses from the server will * generate an error. (In either case, no capabilities are exchanged * if there is, in fact, such a response from the server.) */ svn_error_t * svn_ra_serf__exchange_capabilities(svn_ra_serf__session_t *serf_sess, const char **corrected_url, const char **redirect_url, apr_pool_t *result_pool, apr_pool_t *scratch_pool); /* Implements svn_ra__vtable_t.has_capability(). */ svn_error_t * svn_ra_serf__has_capability(svn_ra_session_t *ra_session, svn_boolean_t *has, const char *capability, apr_pool_t *pool); /* Implements svn_ra__vtable_t.get_deleted_rev(). */ svn_error_t * svn_ra_serf__get_deleted_rev(svn_ra_session_t *session, const char *path, svn_revnum_t peg_revision, svn_revnum_t end_revision, svn_revnum_t *revision_deleted, apr_pool_t *pool); /* Implements the get_inherited_props RA layer function. */ svn_error_t * svn_ra_serf__get_inherited_props(svn_ra_session_t *session, apr_array_header_t **iprops, const char *path, svn_revnum_t revision, apr_pool_t *result_pool, apr_pool_t *scratch_pool); /* Implements svn_ra__vtable_t.get_repos_root(). */ svn_error_t * svn_ra_serf__get_repos_root(svn_ra_session_t *ra_session, const char **url, apr_pool_t *pool); /* Implements svn_ra__vtable_t.register_editor_shim_callbacks(). */ svn_error_t * svn_ra_serf__register_editor_shim_callbacks(svn_ra_session_t *session, svn_delta_shim_callbacks_t *callbacks); /*** Authentication handler declarations ***/ /** * Callback function that loads the credentials for Basic and Digest * authentications, both for server and proxy authentication. */ apr_status_t svn_ra_serf__credentials_callback(char **username, char **password, serf_request_t *request, void *baton, int code, const char *authn_type, const char *realm, apr_pool_t *pool); /*** General utility functions ***/ /** * Convert an HTTP STATUS_CODE resulting from a WebDAV request against * PATH to the relevant error code. Use the response-supplied LOCATION * where it necessary. * * Returns SVN_NO_ERROR if sline doesn't specify an error condition */ svn_error_t * svn_ra_serf__error_on_status(serf_status_line sline, const char *path, const char *location); /** * Convert an unexpected HTTP STATUS_CODE from a request to the relevant error * code. Unlike svn_ra_serf__error_on_status() this function creates an error * for any result */ svn_error_t * svn_ra_serf__unexpected_status(svn_ra_serf__handler_t *handler); /* Make sure handler is no longer scheduled on its connection. Resetting the connection if necessary */ void svn_ra_serf__unschedule_handler(svn_ra_serf__handler_t *handler); /* ###? */ svn_error_t * svn_ra_serf__copy_into_spillbuf(svn_spillbuf_t **spillbuf, serf_bucket_t *bkt, apr_pool_t *result_pool, apr_pool_t *scratch_pool); /* ###? */ serf_bucket_t * svn_ra_serf__create_sb_bucket(svn_spillbuf_t *spillbuf, serf_bucket_alloc_t *allocator, apr_pool_t *result_pool, apr_pool_t *scratch_pool); /** Wrap STATUS from an serf function. If STATUS is not serf error code, * this is equivalent to svn_error_wrap_apr(). */ svn_error_t * svn_ra_serf__wrap_err(apr_status_t status, const char *fmt, ...); /* Create a bucket that just returns DATA (with length LEN) and then returns the APR_EAGAIN status */ serf_bucket_t * svn_ra_serf__create_bucket_with_eagain(const char *data, apr_size_t len, serf_bucket_alloc_t *allocator); /* Parse a given URL_STR, fill in all supplied fields of URI * structure. * * This function is a compatibility wrapper around apr_uri_parse(). * Different apr-util versions set apr_uri_t.path to either NULL or "" * for root paths, and serf expects to see "/". This function always * sets URI.path to "/" for these paths. */ svn_error_t * svn_ra_serf__uri_parse(apr_uri_t *uri, const char *url_str, apr_pool_t *result_pool); /* Setup the "Accept-Encoding" header value for requests that expect svndiff-encoded deltas, depending on the SESSION state. */ void svn_ra_serf__setup_svndiff_accept_encoding(serf_bucket_t *headers, svn_ra_serf__session_t *session); svn_boolean_t svn_ra_serf__is_low_latency_connection(svn_ra_serf__session_t *session); /* Return an APR array of svn_ra_serf__dav_props_t containing the * properties (names and namespaces) corresponding to the flegs set * in DIRENT_FIELDS. If SESSION does not support deadprops, only * the generic "DAV:allprop" will be returned. Allocate the result * in RESULT_POOL. */ apr_array_header_t * svn_ra_serf__get_dirent_props(apr_uint32_t dirent_fields, svn_ra_serf__session_t *session, apr_pool_t *result_pool); /* Default limit for in-memory size of a request body. */ #define SVN_RA_SERF__REQUEST_BODY_IN_MEM_SIZE 256 * 1024 /* An opaque structure used to prepare a request body. */ typedef struct svn_ra_serf__request_body_t svn_ra_serf__request_body_t; /* Constructor for svn_ra_serf__request_body_t. Creates a new writable buffer for the request body. Request bodies under IN_MEMORY_SIZE bytes will be held in memory, otherwise, the body content will be spilled to a temporary file. */ svn_ra_serf__request_body_t * svn_ra_serf__request_body_create(apr_size_t in_memory_size, apr_pool_t *result_pool); /* Get the writable stream associated with BODY. */ svn_stream_t * svn_ra_serf__request_body_get_stream(svn_ra_serf__request_body_t *body); /* Get a svn_ra_serf__request_body_delegate_t and baton for BODY. */ void svn_ra_serf__request_body_get_delegate(svn_ra_serf__request_body_delegate_t *del, void **baton, svn_ra_serf__request_body_t *body); /* Release intermediate resources associated with BODY. These resources (such as open file handles) will be automatically released when the pool used to construct BODY is cleared or destroyed, but this optional function allows doing that explicitly. */ svn_error_t * svn_ra_serf__request_body_cleanup(svn_ra_serf__request_body_t *body, apr_pool_t *scratch_pool); /* Callback used in svn_ra_serf__create_stream_bucket(). ERR will be will be cleared and becomes invalid after the callback returns, use svn_error_dup() to preserve it. */ typedef void (*svn_ra_serf__stream_bucket_errfunc_t)(void *baton, svn_error_t *err); /* Create a bucket that wraps a generic readable STREAM. This function takes ownership of the passed-in stream, and will close it. */ serf_bucket_t * svn_ra_serf__create_stream_bucket(svn_stream_t *stream, serf_bucket_alloc_t *allocator, svn_ra_serf__stream_bucket_errfunc_t errfunc, void *errfunc_baton); #if defined(SVN_DEBUG) /* Wrapper macros to collect file and line information */ #define svn_ra_serf__wrap_err \ (svn_error__locate(__FILE__,__LINE__), (svn_ra_serf__wrap_err)) #endif #ifdef __cplusplus } #endif /* __cplusplus */ #endif /* SVN_LIBSVN_RA_SERF_RA_SERF_H */
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