2014-02-05 16:43:59 -08:00

513 lines
21 KiB
C
Executable File

/*
* tclcurl.h --
*
* Header file for the TclCurl extension to enable Tcl interpreters
* to access libcurl.
*
* Copyright (c) 2001-2011 Andres Garcia Garcia.
*
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
*/
#if (defined(WIN32) || defined(_WIN32))
#define CURL_STATICLIB 1
#endif
#include <curl/curl.h>
#include <curl/easy.h>
#include <tcl.h>
#include <tclDecls.h>
#include <stdio.h>
#include <string.h>
#define _MPRINTF_REPLACE
#include <curl/mprintf.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* Windows needs to know which symbols to export. Unix does not.
* BUILD_tclcurl should be undefined for Unix.
* Actually I don't use this, but it was in TEA so I keep in case
* I ever understand what it is for.
*/
#ifdef BUILD_tclcurl
#undef TCL_STORAGE_CLASS
#define TCL_STORAGE_CLASS DLLEXPORT
#endif
#define TclCurlVersion "7.22.0"
/*
* This struct will contain the data of a transfer if the user wants
* to put the body into a Tcl variable
*/
struct MemoryStruct {
char *memory;
size_t size;
};
/*
* Struct that will be used for a linked list with all the
* data for a post
*/
struct formArrayStruct {
struct curl_forms *formArray;
struct curl_slist *formHeaderList;
struct formArrayStruct *next;
};
struct curlObjData {
CURL *curl;
Tcl_Command token;
Tcl_Command shareToken;
Tcl_Interp *interp;
struct curl_slist *headerList;
struct curl_slist *quote;
struct curl_slist *prequote;
struct curl_slist *postquote;
struct curl_httppost *postListFirst;
struct curl_httppost *postListLast;
struct formArrayStruct *formArray;
char *outFile;
FILE *outHandle;
int outFlag;
char *inFile;
FILE *inHandle;
int inFlag;
char *proxy;
int transferText;
char *errorBuffer;
char *errorBufferName;
char *errorBufferKey;
char *headerFile;
FILE *headerHandle;
int headerFlag;
char *stderrFile;
FILE *stderrHandle;
int stderrFlag;
char *randomFile;
char *headerVar;
char *bodyVarName;
struct MemoryStruct bodyVar;
char *progressProc;
char *cancelTransVarName;
int cancelTrans;
char *writeProc;
char *readProc;
char *debugProc;
struct curl_slist *http200aliases;
char *command;
int anyAuthFlag;
char *sshkeycallProc;
struct curl_slist *mailrcpt;
char *chunkBgnProc;
char *chunkBgnVar;
char *chunkEndProc;
char *fnmatchProc;
struct curl_slist *resolve;
struct curl_slist *telnetoptions;
};
struct shcurlObjData {
Tcl_Command token;
CURLSH *shandle;
};
#ifndef multi_h
CONST static char *commandTable[] = {
"setopt",
"perform",
"getinfo",
"cleanup",
"configure",
"duphandle",
"reset",
"pause",
"resume",
(char *) NULL
};
CONST static char *optionTable[] = {
"CURLOPT_URL", "CURLOPT_FILE", "CURLOPT_READDATA",
"CURLOPT_USERAGENT", "CURLOPT_REFERER", "CURLOPT_VERBOSE",
"CURLOPT_HEADER", "CURLOPT_NOBODY", "CURLOPT_PROXY",
"CURLOPT_PROXYPORT", "CURLOPT_HTTPPROXYTUNNEL", "CURLOPT_FAILONERROR",
"CURLOPT_TIMEOUT", "CURLOPT_LOW_SPEED_LIMIT", "CURLOPT_LOW_SPEED_TIME",
"CURLOPT_RESUME_FROM", "CURLOPT_INFILESIZE", "CURLOPT_UPLOAD",
"CURLOPT_FTPLISTONLY", "CURLOPT_FTPAPPEND", "CURLOPT_NETRC",
"CURLOPT_FOLLOWLOCATION","CURLOPT_TRANSFERTEXT", "CURLOPT_PUT",
"CURLOPT_MUTE", "CURLOPT_USERPWD", "CURLOPT_PROXYUSERPWD",
"CURLOPT_RANGE", "CURLOPT_ERRORBUFFER", "CURLOPT_HTTPGET",
"CURLOPT_POST", "CURLOPT_POSTFIELDS", "CURLOPT_POSTFIELDSIZE",
"CURLOPT_FTPPORT", "CURLOPT_COOKIE", "CURLOPT_COOKIEFILE",
"CURLOPT_HTTPHEADER", "CURLOPT_HTTPPOST", "CURLOPT_SSLCERT",
"CURLOPT_SSLCERTPASSWD", "CURLOPT_SSLVERSION", "CURLOPT_CRLF",
"CURLOPT_QUOTE", "CURLOPT_POSTQUOTE", "CURLOPT_WRITEHEADER",
"CURLOPT_TIMECONDITION", "CURLOPT_TIMEVALUE", "CURLOPT_CUSTOMREQUEST",
"CURLOPT_STDERR", "CURLOPT_INTERFACE", "CURLOPT_KRB4LEVEL",
"CURLOPT_SSL_VERIFYPEER","CURLOPT_CAINFO", "CURLOPT_FILETIME",
"CURLOPT_MAXREDIRS", "CURLOPT_MAXCONNECTS", "CURLOPT_CLOSEPOLICY",
"CURLOPT_RANDOM_FILE", "CURLOPT_EGDSOCKET", "CURLOPT_CONNECTTIMEOUT",
"CURLOPT_NOPROGRESS", "CURLOPT_HEADERVAR", "CURLOPT_BODYVAR",
"CURLOPT_PROGRESSPROC","CURLOPT_CANCELTRANSVARNAME","CURLOPT_WRITEPROC",
"CURLOPT_READPROC", "CURLOPT_SSL_VERIFYHOST", "CURLOPT_COOKIEJAR",
"CURLOPT_SSL_CIPHER_LIST","CURLOPT_HTTP_VERSION", "CURLOPT_FTP_USE_EPSV",
"CURLOPT_SSLCERTTYPE", "CURLOPT_SSLKEY", "CURLOPT_SSLKEYTYPE",
"CURLOPT_SSLKEYPASSWD", "CURLOPT_SSL_ENGINE", "CURLOPT_SSL_ENGINEDEFAULT",
"CURLOPT_PREQUOTE", "CURLOPT_DEBUGPROC", "CURLOPT_DNS_CACHE_TIMEOUT",
"CURLOPT_DNS_USE_GLOBAL_CACHE", "CURLOPT_COOKIESESSION","CURLOPT_CAPATH",
"CURLOPT_BUFFERSIZE", "CURLOPT_NOSIGNAL", "CURLOPT_ENCODING",
"CURLOPT_PROXYTYPE", "CURLOPT_HTTP200ALIASES", "CURLOPT_UNRESTRICTED_AUTH",
"CURLOPT_FTP_USE_EPRT", "CURLOPT_NOSUCHOPTION", "CURLOPT_HTTPAUTH",
"CURLOPT_FTP_CREATE_MISSING_DIRS", "CURLOPT_PROXYAUTH",
"CURLOPT_FTP_RESPONSE_TIMEOUT", "CURLOPT_IPRESOLVE",
"CURLOPT_MAXFILESIZE", "CURLOPT_NETRC_FILE", "CURLOPT_FTP_SSL",
"CURLOPT_SHARE", "CURLOPT_PORT", "CURLOPT_TCP_NODELAY",
"CURLOPT_AUTOREFERER", "CURLOPT_SOURCE_HOST", "CURLOPT_SOURCE_USERPWD",
"CURLOPT_SOURCE_PATH", "CURLOPT_SOURCE_PORT", "CURLOPT_PASV_HOST",
"CURLOPT_SOURCE_PREQUOTE","CURLOPT_SOURCE_POSTQUOTE",
"CURLOPT_FTPSSLAUTH", "CURLOPT_SOURCE_URL", "CURLOPT_SOURCE_QUOTE",
"CURLOPT_FTP_ACCOUNT", "CURLOPT_IGNORE_CONTENT_LENGTH",
"CURLOPT_COOKIELIST", "CURLOPT_FTP_SKIP_PASV_IP",
"CURLOPT_FTP_FILEMETHOD", "CURLOPT_LOCALPORT", "CURLOPT_LOCALPORTRANGE",
"CURLOPT_MAX_SEND_SPEED_LARGE", "CURLOPT_MAX_RECV_SPEED_LARGE",
"CURLOPT_FTP_ALTERNATIVE_TO_USER", "CURLOPT_SSL_SESSIONID_CACHE",
"CURLOPT_SSH_AUTH_TYPES", "CURLOPT_SSH_PUBLIC_KEYFILE",
"CURLOPT_SSH_PRIVATE_KEYFILE", "CURLOPT_TIMEOUT_MS",
"CURLOPT_CONNECTTIMEOUT_MS", "CURLOPT_HTTP_CONTENT_DECODING",
"CURLOPT_HTTP_TRANSFER_DECODING", "CURLOPT_KRBLEVEL",
"CURLOPT_NEW_FILE_PERMS", "CURLOPT_NEW_DIRECTORY_PERMS",
"CURLOPT_KEYPASSWD", "CURLOPT_APPEND", "CURLOPT_DIRLISTONLY",
"CURLOPT_USE_SSL", "CURLOPT_POST301", "CURLOPT_SSH_HOST_PUBLIC_KEY_MD5",
"CURLOPT_PROXY_TRANSFER_MODE", "CURLOPT_CRLFILE",
"CURLOPT_ISSUERCERT", "CURLOPT_ADDRESS_SCOPE", "CURLOPT_CERTINFO",
"CURLOPT_POSTREDIR", "CURLOPT_USERNAME", "CURLOPT_PASSWORD",
"CURLOPT_PROXYUSERNAME", "CURLOPT_PROXYPASSWORD", "CURLOPT_TFTP_BLKSIZE",
"CURLOPT_SOCKS5_GSSAPI_SERVICE", "CURLOPT_SOCKS5_GSSAPI_NEC",
"CURLOPT_PROTOCOLS", "CURLOPT_REDIR_PROTOCOLS","CURLOPT_FTP_SSL_CC",
"CURLOPT_SSH_KNOWNHOSTS", "CURLOPT_SSH_KEYFUNCTION","CURLOPT_MAIL_FROM",
"CURLOPT_MAIL_RCPT", "CURLOPT_FTP_USE_PRET", "CURLOPT_WILDCARDMATCH",
"CURLOPT_CHUNK_BGN_PROC", "CURLOPT_CHUNK_BGN_VAR", "CURLOPT_CHUNK_END_PROC",
"CURLOPT_FNMATCH_PROC", "CURLOPT_RESOLVE", "CURLOPT_TLSAUTH_USERNAME",
"CURLOPT_TLSAUTH_PASSWORD","CURLOPT_GSSAPI_DELEGATION", "CURLOPT_NOPROXY",
"CURLOPT_TELNETOPTIONS",
(char *)NULL
};
CONST static char *configTable[] = {
"-url", "-file", "-infile",
"-useragent", "-referer", "-verbose",
"-header", "-nobody", "-proxy",
"-proxyport", "-httpproxytunnel", "-failonerror",
"-timeout", "-lowspeedlimit", "-lowspeedtime",
"-resumefrom", "-infilesize", "-upload",
"-ftplistonly", "-ftpappend", "-netrc",
"-followlocation", "-transfertext", "-put",
"-mute", "-userpwd", "-proxyuserpwd",
"-range", "-errorbuffer", "-httpget",
"-post", "-postfields", "-postfieldssize",
"-ftpport", "-cookie", "-cookiefile",
"-httpheader", "-httppost", "-sslcert",
"-sslcertpasswd", "-sslversion", "-crlf",
"-quote", "-postquote", "-writeheader",
"-timecondition", "-timevalue", "-customrequest",
"-stderr", "-interface", "-krb4level",
"-sslverifypeer", "-cainfo", "-filetime",
"-maxredirs", "-maxconnects", "-closepolicy",
"-randomfile", "-egdsocket", "-connecttimeout",
"-noprogress", "-headervar", "-bodyvar",
"-progressproc", "-canceltransvarname", "-writeproc",
"-readproc", "-sslverifyhost", "-cookiejar",
"-sslcipherlist", "-httpversion", "-ftpuseepsv",
"-sslcerttype", "-sslkey", "-sslkeytype",
"-sslkeypasswd", "-sslengine", "-sslenginedefault",
"-prequote", "-debugproc", "-dnscachetimeout",
"-dnsuseglobalcache", "-cookiesession", "-capath",
"-buffersize", "-nosignal", "-encoding",
"-proxytype", "-http200aliases", "-unrestrictedauth",
"-ftpuseeprt", "-command", "-httpauth",
"-ftpcreatemissingdirs", "-proxyauth",
"-ftpresponsetimeout", "-ipresolve",
"-maxfilesize", "-netrcfile", "-ftpssl",
"-share", "-port", "-tcpnodelay",
"-autoreferer", "-sourcehost", "-sourceuserpwd",
"-sourcepath", "-sourceport", "-pasvhost",
"-sourceprequote", "-sourcepostquote", "-ftpsslauth",
"-sourceurl", "-sourcequote", "-ftpaccount",
"-ignorecontentlength", "-cookielist",
"-ftpskippasvip", "-ftpfilemethod", "-localport",
"-localportrange",
"-maxsendspeed", "-maxrecvspeed",
"-ftpalternativetouser", "-sslsessionidcache",
"-sshauthtypes", "-sshpublickeyfile", "-sshprivatekeyfile",
"-timeoutms", "-connecttimeoutms", "-contentdecoding",
"-transferdecoding", "-krblevel", "-newfileperms",
"-newdirectoryperms", "-keypasswd", "-append",
"-dirlistonly", "-usessl", "-post301",
"-sshhostpublickeymd5", "-proxytransfermode",
"-crlfile", "-issuercert", "-addressscope",
"-certinfo", "-postredir", "-username",
"-password", "-proxyuser", "-proxypassword",
"-tftpblksize", "-socks5gssapiservice","-socks5gssapinec",
"-protocols", "-redirprotocols", "-ftpsslcc",
"-sshknownhosts", "-sshkeyproc", "-mailfrom",
"-mailrcpt", "-ftpusepret", "-wildcardmatch",
"-chunkbgnproc", "-chunkbgnvar", "-chunkendproc",
"-fnmatchproc", "-resolve", "-tlsauthusername",
"-tlsauthpassword", "-gssapidelegation", "-noproxy",
"-telnetoptions",
(char *) NULL
};
CONST static char *timeCond[] = {
"ifmodsince", "ifunmodsince",
(char *)NULL
};
CONST static char *getInfoTable[]={
"effectiveurl", "httpcode", "responsecode",
"filetime", "totaltime", "namelookuptime",
"connecttime", "pretransfertime","sizeupload",
"sizedownload", "speeddownload", "speedupload",
"headersize", "requestsize", "sslverifyresult",
"contentlengthdownload", "contentlengthupload",
"starttransfertime", "contenttype",
"redirecttime", "redirectcount", "httpauthavail",
"proxyauthavail", "oserrno", "numconnects",
"sslengines", "httpconnectcode","cookielist",
"ftpentrypath", "redirecturl", "primaryip",
"appconnecttime", "certinfo", "conditionunmet",
"primaryport", "localip", "localport",
(char *)NULL
};
CONST static char *curlFormTable[]={
"name", "contents", "file", "contenttype", "contentheader", "filename",
"bufferName", "buffer", "filecontent", (char *)NULL
};
CONST static char *httpVersionTable[] = {
"none", "1.0", "1.1", (char *)NULL
};
CONST static char *netrcTable[] = {
"optional", "ignored", "required", (char *)NULL
};
CONST static char *encodingTable[] = {
"identity", "deflated", "all", (char *)NULL
};
CONST static char *versionInfoTable[] = {
"-version", "-versionnum", "-host", "-features",
"-sslversion", "-sslversionnum", "-libzversion",
"-protocols", (char *)NULL
};
CONST static char *proxyTypeTable[] = {
"http", "http1.0", "socks4", "socks4a", "socks5", "socks5h", (char *)NULL
};
CONST static char *httpAuthMethods[] = {
"basic", "digest", "digestie", "gssnegotiate", "ntlm", "any", "anysafe", "ntlmwb",(char *)NULL
};
CONST static char *ipresolve[] = {
"whatever", "v4", "v6", (char *)NULL
};
CONST static char *ftpssl[] = {
"nope", "try", "control", "all", (char *)NULL
};
CONST static char *shareCmd[] = {
"share", "unshare", "cleanup", (char *)NULL
};
CONST static char *lockData[] = {
"cookies", "dns", (char *)NULL
};
CONST static char *ftpsslauth[] = {
"default", "ssl", "tls", (char *)NULL
};
CONST static char *ftpsslccc[] = {
"none", "passive", "active", (char *)NULL
};
CONST static char *sslversion[] = {
"default", "tlsv1", "sslv2", "sslv3", (char *)NULL
};
CONST static char *ftpfilemethod[] = {
"default", "multicwd", "nocwd", "singlecwd", (char *)NULL
};
CONST static char *sshauthtypes[] = {
"publickey", "password", "host", "keyboard", "any", (char *)NULL
};
CONST static char *postredir[] = {
"301", "302", "all", (char *)NULL
};
CONST static char *protocolNames[] = {
"http", "https", "ftp", "ftps", "scp", "sftp", "telnet", "ldap",
"ldaps","dict", "file","tftp", "all", "imap", "imaps", "pop3",
"pop3s", "smtp", "smtps", "rtsp", "rtmp", "rtmpt", "rtmpe",
"rtmpte", "rtmps", "rtmpts", "gopher", (char*)NULL
};
CONST static char *tlsauth[] = {
"none", "srp", (char *)NULL
};
CONST static char *gssapidelegation[] = {
"flag", "policyflag", (char *) NULL
};
int curlseek(void *instream, curl_off_t offset, int origin);
int Tclcurl_MultiInit (Tcl_Interp *interp);
#endif
int Tclcurl_Init(Tcl_Interp *interp);
char *curlCreateObjCmd(Tcl_Interp *interp,struct curlObjData *curlData);
int curlInitObjCmd(ClientData clientData, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]);
int curlObjCmd(ClientData clientData, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]);
int curlDeleteCmd(ClientData clientData);
int curlPerform(Tcl_Interp *interp,CURL *curlHandle,struct curlObjData *curlData);
int curlSetOptsTransfer(Tcl_Interp *interp, struct curlObjData *curlData,int objc,
Tcl_Obj *CONST objv[]);
int curlConfigTransfer(Tcl_Interp *interp, struct curlObjData *curlData,int objc,
Tcl_Obj *CONST objv[]);
int curlDupHandle(Tcl_Interp *interp, struct curlObjData *curlData,int objc,
Tcl_Obj *CONST objv[]);
int curlResetHandle(Tcl_Interp *interp, struct curlObjData *curlData);
int curlSetOpts(Tcl_Interp *interp, struct curlObjData *curlData,
Tcl_Obj *CONST objv,int tableIndex);
int SetoptInt(Tcl_Interp *interp,CURL *curlHandle,CURLoption opt,int tableIndex,
Tcl_Obj *tclObj);
int SetoptLong(Tcl_Interp *interp,CURL *curlHandle,CURLoption opt,int tableIndex,
Tcl_Obj *tclObj);
int SetoptCurlOffT(Tcl_Interp *interp,CURL *curlHandle,CURLoption opt,int tableIndex,
Tcl_Obj *tclObj);
int SetoptChar(Tcl_Interp *interp,CURL *curlHandle,CURLoption opt,
int tableIndex,Tcl_Obj *tclObj);
int SetoptSHandle(Tcl_Interp *interp,CURL *curlHandle,CURLoption opt,
int tableIndex,Tcl_Obj *tclObj);
int SetoptsList(Tcl_Interp *interp,struct curl_slist **slistPtr,Tcl_Obj *CONST objv);
CURLcode curlGetInfo(Tcl_Interp *interp,CURL *curlHandle,int tableIndex);
void curlFreeSpace(struct curlObjData *curlData);
void curlErrorSetOpt(Tcl_Interp *interp,CONST char **configTable, int option,CONST char *parPtr);
size_t curlHeaderReader(void *ptr,size_t size,size_t nmemb,FILE *stream);
size_t curlBodyReader(void *ptr,size_t size,size_t nmemb,FILE *curlDataPtr);
int curlProgressCallback(void *clientp,double dltotal,double dlnow,
double ultotal,double ulnow);
size_t curlWriteProcInvoke(void *ptr,size_t size,size_t nmemb,FILE *curlDataPtr);
size_t curlReadProcInvoke(void *ptr,size_t size,size_t nmemb,FILE *curlDataPtr);
long curlChunkBgnProcInvoke (const void *transfer_info, void *curlDataPtr, int remains);
long curlChunkEndProcInvoke (void *curlDataPtr);
int curlfnmatchProcInvoke(void *curlDataPtr, const char *pattern, const char *filename);
/* Puts a ssh key into a Tcl object */
Tcl_Obj *curlsshkeyextract(Tcl_Interp *interp,const struct curl_khkey *key);
/* Function that will be invoked by libcurl to see what the user wants to
do about the new ssh host */
size_t curlsshkeycallback(CURL *easy, /* easy handle */
const struct curl_khkey *knownkey, /* known */
const struct curl_khkey *foundkey, /* found */
enum curl_khmatch, /* libcurl's view on the keys */
void *curlData);
int curlDebugProcInvoke(CURL *curlHandle, curl_infotype infoType,
char * dataPtr, size_t size, void *curlData);
int curlVersion (ClientData clientData, Tcl_Interp *interp,
int objc,Tcl_Obj *CONST objv[]);
int curlEscape(ClientData clientData, Tcl_Interp *interp,
int objc,Tcl_Obj *CONST objv[]);
int curlUnescape(ClientData clientData, Tcl_Interp *interp,
int objc,Tcl_Obj *CONST objv[]);
int curlVersionInfo (ClientData clientData, Tcl_Interp *interp,
int objc,Tcl_Obj *CONST objv[]);
int curlCopyCurlData (struct curlObjData *curlDataOld,
struct curlObjData *curlDataNew);
int curlOpenFile(Tcl_Interp *interp,char *fileName, FILE **handle, int writing, int text);
int curlOpenFiles (Tcl_Interp *interp,struct curlObjData *curlData);
void curlCloseFiles(struct curlObjData *curlData);
int curlSetPostData(Tcl_Interp *interp,struct curlObjData *curlData);
void curlResetPostData(struct curlObjData *curlDataPtr);
void curlResetFormArray(struct curl_forms *formArray);
void curlSetBodyVarName(Tcl_Interp *interp,struct curlObjData *curlDataPtr);
char *curlstrdup (char *old);
char *curlCreateShareObjCmd (Tcl_Interp *interp,struct shcurlObjData *shcurlData);
int curlShareInitObjCmd (ClientData clientData, Tcl_Interp *interp,
int objc,Tcl_Obj *CONST objv[]);
int curlShareObjCmd (ClientData clientData, Tcl_Interp *interp,
int objc,Tcl_Obj *CONST objv[]);
int curlCleanUpShareCmd(ClientData clientData);
#ifdef TCL_THREADS
TCL_DECLARE_MUTEX(cookieLock)
TCL_DECLARE_MUTEX(dnsLock)
TCL_DECLARE_MUTEX(sslLock)
TCL_DECLARE_MUTEX(connectLock)
void curlShareLockFunc (CURL *handle, curl_lock_data data
, curl_lock_access access, void *userptr);
void curlShareUnLockFunc(CURL *handle, curl_lock_data data, void *userptr);
#endif
int curlErrorStrings (Tcl_Interp *interp, Tcl_Obj *CONST objv,int type);
int curlEasyStringError (ClientData clientData, Tcl_Interp *interp,
int objc,Tcl_Obj *CONST objv[]);
int curlShareStringError (ClientData clientData, Tcl_Interp *interp,
int objc,Tcl_Obj *CONST objv[]);
int curlMultiStringError (ClientData clientData, Tcl_Interp *interp,
int objc,Tcl_Obj *CONST objv[]);
#ifdef __cplusplus
}
#endif