thodg/libgit2/src/pkt.h

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• Hash : dee5515a
  Author :
  Date : 2012-04-14T18:34:50
  

  transports: buffer the git requests before sending them
  
  Trying to send every single line immediately won't give us any speed
  improvement and duplicates the code we need for other transports. Make
  the git transport use the same buffer functions as HTTP.
  

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• src/pkt.h

• /*
   * Copyright (C) 2009-2012 the libgit2 contributors
   *
   * This file is part of libgit2, distributed under the GNU GPL v2 with
   * a Linking Exception. For full terms see the included COPYING file.
   */
  
  #ifndef INCLUDE_pkt_h__
  #define INCLUDE_pkt_h__
  
  #include "common.h"
  #include "transport.h"
  #include "buffer.h"
  #include "posix.h"
  #include "git2/net.h"
  
  enum git_pkt_type {
  	GIT_PKT_CMD,
  	GIT_PKT_FLUSH,
  	GIT_PKT_REF,
  	GIT_PKT_HAVE,
  	GIT_PKT_ACK,
  	GIT_PKT_NAK,
  	GIT_PKT_PACK,
  	GIT_PKT_COMMENT,
  };
  
  /* Used for multi-ack */
  enum git_ack_status {
  	GIT_ACK_NONE,
  	GIT_ACK_CONTINUE,
  	GIT_ACK_COMMON,
  	GIT_ACK_READY
  };
  
  /* This would be a flush pkt */
  typedef struct {
  	enum git_pkt_type type;
  } git_pkt;
  
  struct git_pkt_cmd {
  	enum git_pkt_type type;
  	char *cmd;
  	char *path;
  	char *host;
  };
  
  /* This is a pkt-line with some info in it */
  typedef struct {
  	enum git_pkt_type type;
  	git_remote_head head;
  	char *capabilities;
  } git_pkt_ref;
  
  /* Useful later */
  typedef struct {
  	enum git_pkt_type type;
  	git_oid oid;
  	enum git_ack_status status;
  } git_pkt_ack;
  
  typedef struct {
  	enum git_pkt_type type;
  	char comment[GIT_FLEX_ARRAY];
  } git_pkt_comment;
  
  int git_pkt_parse_line(git_pkt **head, const char *line, const char **out, size_t len);
  int git_pkt_buffer_flush(git_buf *buf);
  int git_pkt_send_flush(GIT_SOCKET s);
  int git_pkt_buffer_done(git_buf *buf);
  int git_pkt_buffer_wants(const git_vector *refs, git_transport_caps *caps, git_buf *buf);
  int git_pkt_buffer_have(git_oid *oid, git_buf *buf);
  void git_pkt_free(git_pkt *pkt);
  
  #endif
  

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