diff options
Diffstat (limited to 'Utilities/cmcurl/file.c')
| -rw-r--r-- | Utilities/cmcurl/file.c | 407 |
1 files changed, 0 insertions, 407 deletions
diff --git a/Utilities/cmcurl/file.c b/Utilities/cmcurl/file.c deleted file mode 100644 index b247a77..0000000 --- a/Utilities/cmcurl/file.c +++ /dev/null @@ -1,407 +0,0 @@ -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * Copyright (C) 1998 - 2007, Daniel Stenberg, <daniel@haxx.se>, et al. - * - * This software is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms - * are also available at http://curl.haxx.se/docs/copyright.html. - * - * You may opt to use, copy, modify, merge, publish, distribute and/or sell - * copies of the Software, and permit persons to whom the Software is - * furnished to do so, under the terms of the COPYING file. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - * $Id$ - ***************************************************************************/ - -#include "setup.h" - -#ifndef CURL_DISABLE_FILE -/* -- WIN32 approved -- */ -#include <stdio.h> -#include <string.h> -#include <stdarg.h> -#include <stdlib.h> -#include <ctype.h> -#ifdef HAVE_SYS_TYPES_H -#include <sys/types.h> -#endif -#ifdef HAVE_SYS_STAT_H -#include <sys/stat.h> -#endif - -#ifdef WIN32 -#include <time.h> -#include <io.h> -#include <fcntl.h> -#else -#ifdef HAVE_SYS_SOCKET_H -#include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -#include <netinet/in.h> -#endif -#ifdef HAVE_SYS_TIME_H -#include <sys/time.h> -#endif -#ifdef HAVE_UNISTD_H -#include <unistd.h> -#endif -#ifdef HAVE_NETDB_H -#include <netdb.h> -#endif -#ifdef HAVE_ARPA_INET_H -#include <arpa/inet.h> -#endif -#ifdef HAVE_NET_IF_H -#include <net/if.h> -#endif -#include <sys/ioctl.h> -#include <signal.h> - -#ifdef HAVE_SYS_PARAM_H -#include <sys/param.h> -#endif - -#ifdef HAVE_FCNTL_H -#include <fcntl.h> -#endif - -#endif - -#include "urldata.h" -#include <curl/curl.h> -#include "progress.h" -#include "sendf.h" -#include "escape.h" -#include "file.h" -#include "speedcheck.h" -#include "getinfo.h" -#include "transfer.h" -#include "url.h" -#include "memory.h" -#include "parsedate.h" /* for the week day and month names */ - -#define _MPRINTF_REPLACE /* use our functions only */ -#include <curl/mprintf.h> - -/* The last #include file should be: */ -#include "memdebug.h" - -/* - * Curl_file_connect() gets called from Curl_protocol_connect() to allow us to - * do protocol-specific actions at connect-time. We emulate a - * connect-then-transfer protocol and "connect" to the file here - */ -CURLcode Curl_file_connect(struct connectdata *conn) -{ - char *real_path = curl_easy_unescape(conn->data, conn->data->reqdata.path, 0, NULL); - struct FILEPROTO *file; - int fd; -#if defined(WIN32) || defined(MSDOS) || defined(__EMX__) - int i; - char *actual_path; -#endif - - if(!real_path) - return CURLE_OUT_OF_MEMORY; - - file = (struct FILEPROTO *)calloc(sizeof(struct FILEPROTO), 1); - if(!file) { - free(real_path); - return CURLE_OUT_OF_MEMORY; - } - - if (conn->data->reqdata.proto.file) { - free(conn->data->reqdata.proto.file); - } - - conn->data->reqdata.proto.file = file; - -#if defined(WIN32) || defined(MSDOS) || defined(__EMX__) - /* If the first character is a slash, and there's - something that looks like a drive at the beginning of - the path, skip the slash. If we remove the initial - slash in all cases, paths without drive letters end up - relative to the current directory which isn't how - browsers work. - - Some browsers accept | instead of : as the drive letter - separator, so we do too. - - On other platforms, we need the slash to indicate an - absolute pathname. On Windows, absolute paths start - with a drive letter. - */ - actual_path = real_path; - if ((actual_path[0] == '/') && - actual_path[1] && - (actual_path[2] == ':' || actual_path[2] == '|')) - { - actual_path[2] = ':'; - actual_path++; - } - - /* change path separators from '/' to '\\' for DOS, Windows and OS/2 */ - for (i=0; actual_path[i] != '\0'; ++i) - if (actual_path[i] == '/') - actual_path[i] = '\\'; - - fd = open(actual_path, O_RDONLY | O_BINARY); /* no CR/LF translation! */ - file->path = actual_path; -#else - fd = open(real_path, O_RDONLY); - file->path = real_path; -#endif - file->freepath = real_path; /* free this when done */ - - file->fd = fd; - if(!conn->data->set.upload && (fd == -1)) { - failf(conn->data, "Couldn't open file %s", conn->data->reqdata.path); - Curl_file_done(conn, CURLE_FILE_COULDNT_READ_FILE, FALSE); - return CURLE_FILE_COULDNT_READ_FILE; - } - - return CURLE_OK; -} - -CURLcode Curl_file_done(struct connectdata *conn, - CURLcode status, bool premature) -{ - struct FILEPROTO *file = conn->data->reqdata.proto.file; - (void)status; /* not used */ - (void)premature; /* not used */ - Curl_safefree(file->freepath); - - if(file->fd != -1) - close(file->fd); - - return CURLE_OK; -} - -#if defined(WIN32) || defined(MSDOS) || defined(__EMX__) -#define DIRSEP '\\' -#else -#define DIRSEP '/' -#endif - -static CURLcode file_upload(struct connectdata *conn) -{ - struct FILEPROTO *file = conn->data->reqdata.proto.file; - char *dir = strchr(file->path, DIRSEP); - FILE *fp; - CURLcode res=CURLE_OK; - struct SessionHandle *data = conn->data; - char *buf = data->state.buffer; - size_t nread; - size_t nwrite; - curl_off_t bytecount = 0; - struct timeval now = Curl_tvnow(); - - /* - * Since FILE: doesn't do the full init, we need to provide some extra - * assignments here. - */ - conn->fread = data->set.fread; - conn->fread_in = data->set.in; - conn->data->reqdata.upload_fromhere = buf; - - if(!dir) - return CURLE_FILE_COULDNT_READ_FILE; /* fix: better error code */ - - if(!dir[1]) - return CURLE_FILE_COULDNT_READ_FILE; /* fix: better error code */ - - fp = fopen(file->path, "wb"); - if(!fp) { - failf(data, "Can't open %s for writing", file->path); - return CURLE_WRITE_ERROR; - } - - if(-1 != data->set.infilesize) - /* known size of data to "upload" */ - Curl_pgrsSetUploadSize(data, data->set.infilesize); - - while (res == CURLE_OK) { - int readcount; - res = Curl_fillreadbuffer(conn, BUFSIZE, &readcount); - if(res) - break; - - if (readcount <= 0) /* fix questionable compare error. curlvms */ - break; - - nread = (size_t)readcount; - - /* write the data to the target */ - nwrite = fwrite(buf, 1, nread, fp); - if(nwrite != nread) { - res = CURLE_SEND_ERROR; - break; - } - - bytecount += nread; - - Curl_pgrsSetUploadCounter(data, bytecount); - - if(Curl_pgrsUpdate(conn)) - res = CURLE_ABORTED_BY_CALLBACK; - else - res = Curl_speedcheck(data, now); - } - if(!res && Curl_pgrsUpdate(conn)) - res = CURLE_ABORTED_BY_CALLBACK; - - fclose(fp); - - return res; -} - -/* - * Curl_file() is the protocol-specific function for the do-phase, separated - * from the connect-phase above. Other protocols merely setup the transfer in - * the do-phase, to have it done in the main transfer loop but since some - * platforms we support don't allow select()ing etc on file handles (as - * opposed to sockets) we instead perform the whole do-operation in this - * function. - */ -CURLcode Curl_file(struct connectdata *conn, bool *done) -{ - /* This implementation ignores the host name in conformance with - RFC 1738. Only local files (reachable via the standard file system) - are supported. This means that files on remotely mounted directories - (via NFS, Samba, NT sharing) can be accessed through a file:// URL - */ - CURLcode res = CURLE_OK; - struct_stat statbuf; /* struct_stat instead of struct stat just to allow the - Windows version to have a different struct without - having to redefine the simple word 'stat' */ - curl_off_t expected_size=0; - bool fstated=FALSE; - ssize_t nread; - struct SessionHandle *data = conn->data; - char *buf = data->state.buffer; - curl_off_t bytecount = 0; - int fd; - struct timeval now = Curl_tvnow(); - - *done = TRUE; /* unconditionally */ - - Curl_readwrite_init(conn); - Curl_initinfo(data); - Curl_pgrsStartNow(data); - - if(data->set.upload) - return file_upload(conn); - - /* get the fd from the connection phase */ - fd = conn->data->reqdata.proto.file->fd; - - /* VMS: This only works reliable for STREAMLF files */ - if( -1 != fstat(fd, &statbuf)) { - /* we could stat it, then read out the size */ - expected_size = statbuf.st_size; - fstated = TRUE; - } - - /* If we have selected NOBODY and HEADER, it means that we only want file - information. Which for FILE can't be much more than the file size and - date. */ - if(conn->bits.no_body && data->set.include_header && fstated) { - CURLcode result; - snprintf(buf, sizeof(data->state.buffer), - "Content-Length: %" FORMAT_OFF_T "\r\n", expected_size); - result = Curl_client_write(conn, CLIENTWRITE_BOTH, buf, 0); - if(result) - return result; - - result = Curl_client_write(conn, CLIENTWRITE_BOTH, - (char *)"Accept-ranges: bytes\r\n", 0); - if(result) - return result; - - if(fstated) { - struct tm *tm; - time_t clock = (time_t)statbuf.st_mtime; -#ifdef HAVE_GMTIME_R - struct tm buffer; - tm = (struct tm *)gmtime_r(&clock, &buffer); -#else - tm = gmtime(&clock); -#endif - /* format: "Tue, 15 Nov 1994 12:45:26 GMT" */ - snprintf(buf, BUFSIZE-1, - "Last-Modified: %s, %02d %s %4d %02d:%02d:%02d GMT\r\n", - Curl_wkday[tm->tm_wday?tm->tm_wday-1:6], - tm->tm_mday, - Curl_month[tm->tm_mon], - tm->tm_year + 1900, - tm->tm_hour, - tm->tm_min, - tm->tm_sec); - result = Curl_client_write(conn, CLIENTWRITE_BOTH, buf, 0); - } - return result; - } - - if (data->reqdata.resume_from <= expected_size) - expected_size -= data->reqdata.resume_from; - else { - failf(data, "failed to resume file:// transfer"); - return CURLE_BAD_DOWNLOAD_RESUME; - } - - if (fstated && (expected_size == 0)) - return CURLE_OK; - - /* The following is a shortcut implementation of file reading - this is both more efficient than the former call to download() and - it avoids problems with select() and recv() on file descriptors - in Winsock */ - if(fstated) - Curl_pgrsSetDownloadSize(data, expected_size); - - if(data->reqdata.resume_from) { - if(data->reqdata.resume_from != - lseek(fd, data->reqdata.resume_from, SEEK_SET)) - return CURLE_BAD_DOWNLOAD_RESUME; - } - - Curl_pgrsTime(data, TIMER_STARTTRANSFER); - - while (res == CURLE_OK) { - nread = read(fd, buf, BUFSIZE-1); - - if ( nread > 0) - buf[nread] = 0; - - if (nread <= 0) - break; - - bytecount += nread; - - res = Curl_client_write(conn, CLIENTWRITE_BODY, buf, nread); - if(res) - return res; - - Curl_pgrsSetDownloadCounter(data, bytecount); - - if(Curl_pgrsUpdate(conn)) - res = CURLE_ABORTED_BY_CALLBACK; - else - res = Curl_speedcheck(data, now); - } - if(Curl_pgrsUpdate(conn)) - res = CURLE_ABORTED_BY_CALLBACK; - - return res; -} - -#endif |