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multiple connection support initial commit

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This commit is contained in:
Daniel Stenberg
2001-02-20 17:35:51 +00:00
parent 5f3d63ed5b
commit a1d6ad2610
20 changed files with 1601 additions and 1133 deletions
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182
lib/urldata.h
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@@ -133,6 +133,61 @@ enum protection_level {
};
#endif
/* struct for data related to SSL and SSL connections */
struct ssl_connect_data {
bool use; /* use ssl encrypted communications TRUE/FALSE */
#ifdef USE_SSLEAY
/* these ones requires specific SSL-types */
SSL_CTX* ctx;
SSL* handle;
X509* server_cert;
#endif /* USE_SSLEAY */
};
struct ssl_config_data {
long version; /* what version the client wants to use */
long certverifyresult; /* result from the certificate verification */
long verifypeer; /* set TRUE if this is desired */
char *CApath; /* DOES NOT WORK ON WINDOWS */
char *CAfile; /* cerficate to verify peer against */
};
/****************************************************************************
* HTTP unique setup
***************************************************************************/
struct HTTP {
struct FormData *sendit;
int postsize;
char *p_pragma; /* Pragma: string */
char *p_accept; /* Accept: string */
long readbytecount;
long writebytecount;
/* For FORM posting */
struct Form form;
size_t (*storefread)(char *, size_t , size_t , FILE *);
FILE *in;
};
/****************************************************************************
* FTP unique setup
***************************************************************************/
struct FTP {
long *bytecountp;
char *user; /* user name string */
char *passwd; /* password string */
char *urlpath; /* the originally given path part of the URL */
char *dir; /* decoded directory */
char *file; /* decoded file */
};
/*
* Boolean values that concerns this connection.
*/
struct ConnectBits {
bool close; /* if set, we close the connection after this request */
};
/*
* The connectdata struct contains all fields and variables that should be
* unique for an entire connection.
@@ -145,6 +200,9 @@ struct connectdata {
Handle handle; /* struct identifier */
struct UrlData *data; /* link to the root CURL struct */
int connectindex; /* what index in the connects index this particular
struct has */
/**** curl_connect() phase fields */
ConnState state; /* for state dependent actions */
@@ -166,17 +224,27 @@ struct connectdata {
struct hostent *hp;
struct sockaddr_in serv_addr;
#endif
char proto[64]; /* store the protocol string in this buffer */
char protostr[64]; /* store the protocol string in this buffer */
char gname[257]; /* store the hostname in this buffer */
char *name; /* host name pointer to fool around with */
char *path; /* allocated buffer to store the URL's path part in */
char *hostname; /* hostname to connect, as parsed from url */
long port; /* which port to use locally */
unsigned short remote_port; /* what remote port to connect to,
not the proxy port! */
char *ppath;
long bytecount;
struct timeval now; /* current time */
int firstsocket; /* the main socket to use */
int secondarysocket; /* for i.e ftp transfers */
long upload_bufsize; /* adjust as you see fit, never bigger than BUFSIZE
never smaller than UPLOAD_BUFSIZE */
struct ssl_connect_data ssl; /* this is for ssl-stuff */
struct ConnectBits bits; /* various state-flags for this connection */
/* These two functions MUST be set by the curl_connect() function to be
be protocol dependent */
CURLcode (*curl_do)(struct connectdata *connect);
@@ -205,6 +273,7 @@ struct connectdata {
the same we read from. -1 disables */
long *writebytecountp; /* return number of bytes written or NULL */
#ifdef KRB4
enum protection_level command_prot;
@@ -218,6 +287,24 @@ struct connectdata {
void *app_data;
#endif
/*************** Request - specific items ************/
/* previously this was in the urldata struct */
union {
struct HTTP *http;
struct HTTP *gopher; /* alias, just for the sake of being more readable */
struct HTTP *https; /* alias, just for the sake of being more readable */
struct FTP *ftp;
#if 0 /* no need for special ones for these: */
struct TELNET *telnet;
struct FILE *file;
struct LDAP *ldap;
struct DICT *dict;
#endif
void *generic;
} proto;
};
struct Progress {
@@ -253,35 +340,6 @@ struct Progress {
int speeder_c;
};
/****************************************************************************
* HTTP unique setup
***************************************************************************/
struct HTTP {
struct FormData *sendit;
int postsize;
char *p_pragma; /* Pragma: string */
char *p_accept; /* Accept: string */
long readbytecount;
long writebytecount;
/* For FORM posting */
struct Form form;
size_t (*storefread)(char *, size_t , size_t , FILE *);
FILE *in;
};
/****************************************************************************
* FTP unique setup
***************************************************************************/
struct FTP {
long *bytecountp;
char *user; /* user name string */
char *passwd; /* password string */
char *urlpath; /* the originally given path part of the URL */
char *dir; /* decoded directory */
char *file; /* decoded file */
};
typedef enum {
HTTPREQ_NONE, /* first in list */
HTTPREQ_GET,
@@ -338,22 +396,6 @@ typedef enum {
CURLI_LAST
} CurlInterface;
/* struct for data related to SSL and SSL connections */
struct ssldata {
bool use; /* use ssl encrypted communications TRUE/FALSE */
long version; /* what version the client wants to use */
long certverifyresult; /* result from the certificate verification */
long verifypeer; /* set TRUE if this is desired */
char *CApath; /* DOES NOT WORK ON WINDOWS */
char *CAfile; /* cerficate to verify peer against */
#ifdef USE_SSLEAY
/* these ones requires specific SSL-types */
SSL_CTX* ctx;
SSL* handle;
X509* server_cert;
#endif /* USE_SSLEAY */
};
/*
* As of April 11, 2000 we're now trying to split up the urldata struct in
* three different parts:
@@ -370,6 +412,9 @@ struct ssldata {
* 3 - Request-specific. Variables that are of interest for this particular
* transfer being made right now.
*
* In Febrary 2001, this is being done stricter. The 'connectdata' struct
* MUST have all the connection oriented stuff as we may now have several
* simultaneous connections and connection structs in memory.
*/
struct UrlData {
@@ -381,7 +426,7 @@ struct UrlData {
char *errorbuffer; /* store failure messages in here */
/*************** Session - specific items ************/
char *proxy; /* if proxy, set it here, set CONF_PROXY to use this */
char *proxy; /* if proxy, set it here */
char *proxyuserpwd; /* Proxy <user:password>, if used */
long proxyport; /* If non-zero, use this port number by default. If the
proxy string features a ":[port]" that one will override
@@ -391,33 +436,16 @@ struct UrlData {
long header_size; /* size of read header(s) in bytes */
long request_size; /* the amount of bytes sent in the request(s) */
/*************** Request - specific items ************/
union {
struct HTTP *http;
struct HTTP *gopher; /* alias, just for the sake of being more readable */
struct HTTP *https; /* alias, just for the sake of being more readable */
struct FTP *ftp;
#if 0 /* no need for special ones for these: */
struct TELNET *telnet;
struct FILE *file;
struct LDAP *ldap;
struct DICT *dict;
#endif
void *generic;
} proto;
FILE *out; /* the fetched file goes here */
FILE *in; /* the uploaded file is read from here */
FILE *writeheader; /* write the header to this is non-NULL */
char *url; /* what to get */
char *freethis; /* if non-NULL, an allocated string for the URL */
char *hostname; /* hostname to connect, as parsed from url */
long port; /* which port to use (if non-protocol bind) set
CONF_PORT to use this */
long port; /* which port to use (if non-protocol bind) */
unsigned short remote_port; /* what remote port to connect to, not the proxy
port! */
struct Configbits bits; /* new-style (v7) flag data */
struct ssl_config_data ssl; /* this is for ssl-stuff */
char *userpwd; /* <user:password>, if used */
char *range; /* range, if used. See README for detailed specification on
@@ -462,10 +490,6 @@ struct UrlData {
long maxdownload; /* in bytes, the maximum amount of data to fetch, 0
means unlimited */
/* fields only set and used within _urlget() */
int firstsocket; /* the main socket to use */
int secondarysocket; /* for i.e ftp transfers */
char buffer[BUFSIZE+1]; /* buffer with size BUFSIZE */
double current_speed; /* the ProgressShow() funcion sets this */
@@ -488,12 +512,13 @@ struct UrlData {
struct CookieInfo *cookies;
struct ssldata ssl; /* this is for ssl-stuff */
long crlf;
struct curl_slist *quote; /* before the transfer */
struct curl_slist *postquote; /* after the transfer */
/* Telnet negotiation options */
struct curl_slist *telnet_options; /* linked list of telnet options */
TimeCond timecondition; /* kind of comparison */
time_t timevalue; /* what time to compare with */
@@ -504,12 +529,6 @@ struct UrlData {
char *headerbuff; /* allocated buffer to store headers in */
int headersize; /* size of the allocation */
#if 0
/* this was removed in libcurl 7.4 */
char *writeinfo; /* if non-NULL describes what to output on a successful
completion */
#endif
struct Progress progress; /* for all the progress meter data */
#define MAX_CURL_USER_LENGTH 128
@@ -541,6 +560,13 @@ struct UrlData {
#endif
struct timeval keeps_speed; /* this should be request-specific */
/* 'connects' will be an allocated array with pointers. If the pointer is
set, it holds an allocated connection. */
struct connectdata **connects;
size_t numconnects; /* size of the 'connects' array */
curl_closepolicy closepolicy;
};
#define LIBCURL_NAME "libcurl"