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-rw-r--r--lib/libftp/Makefile68
-rw-r--r--lib/libftp/ftplib.c1569
-rw-r--r--lib/libftp/ftplib.h131
3 files changed, 1768 insertions, 0 deletions
diff --git a/lib/libftp/Makefile b/lib/libftp/Makefile
new file mode 100644
index 00000000..c68bf2b5
--- /dev/null
+++ b/lib/libftp/Makefile
@@ -0,0 +1,68 @@
+#
+# This makefile contains modifications submitted by Richard Braakman
+# (dark@xs4all.nl) for the shared library generation.
+#
+
+# By default, ftplib uses PASV. If you need it to use PORT
+# instead, uncomment the next line
+DEFINES = -DFTPLIB_DEFMODE=FTPLIB_PORT
+
+SONAME = 3
+SOVERSION = $(SONAME).1
+
+TARGETS = qftp libftp.a libftp.so
+OBJECTS = qftp.o ftplib.o
+SOURCES = qftp.c ftplib.c
+
+CFLAGS = -Wall $(DEBUG) -I. $(INCLUDES) $(DEFINES)
+LDFLAGS = -L.
+DEPFLAGS =
+
+all : $(TARGETS)
+
+clean :
+ rm -f $(OBJECTS) core *.bak
+ rm -rf unshared
+
+clobber : clean
+ rm -f $(TARGETS) .depend
+ rm -f libftp.so.*
+
+install : all
+ install qftp /usr/local/bin
+ install -m 644 libftp.so.$(SOVERSION) /usr/local/lib
+ install -m 644 ftplib.h /usr/local/include
+ (cd /usr/local/lib && \
+ ln -sf libftp.so.$(SOVERSION) libftp.so.$(SONAME) && \
+ ln -sf libftp.so.$(SONAME) libftp.so)
+ -(cd /usr/local/bin && \
+ for f in ftpdir ftpget ftplist ftprm ftpsend; \
+ do ln -s qftp $$f; done)
+
+depend :
+ $(CC) $(CFLAGS) -M $(SOURCES) > .depend
+
+# build without -fPIC
+unshared/ftplib.o: ftplib.c ftplib.h
+ -mkdir unshared
+ $(CC) -c $(CFLAGS) -D_REENTRANT $< -o $@
+
+ftplib.o: ftplib.c ftplib.h
+ $(CC) -c $(CFLAGS) -fPIC -D_REENTRANT $< -o $@
+
+libftp.a: unshared/ftplib.o
+ ar -rcs $@ $<
+
+libftp.so.$(SOVERSION): ftplib.o
+ $(CC) -shared -Wl,-soname,libftp.so.$(SONAME) -lc -o $@ $<
+
+libftp.so: libftp.so.$(SOVERSION)
+ ln -sf $< libftp.so.$(SONAME)
+ ln -sf $< $@
+
+qftp : qftp.o libftp.so ftplib.h
+ $(CC) $(LDFLAGS) -o $@ $< -lftp
+
+ifeq (.depend,$(wildcard .depend))
+include .depend
+endif
diff --git a/lib/libftp/ftplib.c b/lib/libftp/ftplib.c
new file mode 100644
index 00000000..b69744eb
--- /dev/null
+++ b/lib/libftp/ftplib.c
@@ -0,0 +1,1569 @@
+/***************************************************************************/
+/* */
+/* ftplib.c - callable ftp access routines */
+/* Copyright (C) 1996-2000 Thomas Pfau, pfau@cnj.digex.net */
+/* 73 Catherine Street, South Bound Brook, NJ, 08880 */
+/* */
+/* This library is free software; you can redistribute it and/or */
+/* modify it under the terms of the GNU Library General Public */
+/* License as published by the Free Software Foundation; either */
+/* version 2 of the License, or (at your option) any later version. */
+/* */
+/* This library is distributed in the hope that it will be useful, */
+/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
+/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU */
+/* Library General Public License for more details. */
+/* */
+/* You should have received a copy of the GNU Library General Public */
+/* License along with this progam; if not, write to the */
+/* Free Software Foundation, Inc., 59 Temple Place - Suite 330, */
+/* Boston, MA 02111-1307, USA. */
+/* */
+/***************************************************************************/
+
+#if defined(__unix__) || defined(__VMS)
+#include <unistd.h>
+#endif
+#if defined(_WIN32)
+#include <windows.h>
+#endif
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include <ctype.h>
+#if defined(__unix__)
+#include <sys/time.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <netdb.h>
+#include <arpa/inet.h>
+#elif defined(VMS)
+#include <types.h>
+#include <socket.h>
+#include <in.h>
+#include <netdb.h>
+#include <inet.h>
+#elif defined(_WIN32)
+#include <winsock.h>
+#endif
+
+#define BUILDING_LIBRARY
+#include "ftplib.h"
+
+#if defined(_WIN32)
+#define SETSOCKOPT_OPTVAL_TYPE (const char *)
+#else
+#define SETSOCKOPT_OPTVAL_TYPE (void *)
+#endif
+
+#define FTPLIB_BUFSIZ 8192
+#define ACCEPT_TIMEOUT 30
+
+#define FTPLIB_CONTROL 0
+#define FTPLIB_READ 1
+#define FTPLIB_WRITE 2
+
+#if !defined FTPLIB_DEFMODE
+#define FTPLIB_DEFMODE FTPLIB_PASSIVE
+#endif
+
+struct NetBuf {
+ char *cput,*cget;
+ int handle;
+ int cavail,cleft;
+ char *buf;
+ int dir;
+ netbuf *ctrl;
+ netbuf *data;
+ int cmode;
+ struct timeval idletime;
+ FtpCallback idlecb;
+ void *idlearg;
+ int xfered;
+ int cbbytes;
+ int xfered1;
+ char response[256];
+};
+
+static char *version =
+"ftplib Release 3.1-1 9/16/00, copyright 1996-2000 Thomas Pfau";
+
+GLOBALDEF int ftplib_debug = 0;
+
+#if defined(__unix__) || defined(VMS)
+#define net_read read
+#define net_write write
+#define net_close close
+#elif defined(_WIN32)
+#define net_read(x,y,z) recv(x,y,z,0)
+#define net_write(x,y,z) send(x,y,z,0)
+#define net_close closesocket
+#endif
+
+#if defined(NEED_MEMCCPY)
+ /*
+ * VAX C does not supply a memccpy routine so I provide my own
+ */
+void *memccpy(void *dest, const void *src, int c, size_t n)
+{
+ int i=0;
+ const unsigned char *ip=src;
+ unsigned char *op=dest;
+
+ while (i < n)
+ {
+ if ((*op++ = *ip++) == c)
+ break;
+ i++;
+ }
+ if (i == n)
+ return NULL;
+ return op;
+}
+#endif
+#if defined(NEED_STRDUP)
+/*
+ * strdup - return a malloc'ed copy of a string
+ */
+char *strdup(const char *src)
+{
+ int l = strlen(src) + 1;
+ char *dst = malloc(l);
+ if (dst)
+ strcpy(dst,src);
+ return dst;
+}
+#endif
+
+/*
+ * socket_wait - wait for socket to receive or flush data
+ *
+ * return 1 if no user callback, otherwise, return value returned by
+ * user callback
+ */
+static int socket_wait(netbuf *ctl)
+{
+ fd_set fd,*rfd = NULL,*wfd = NULL;
+ struct timeval tv;
+ int rv = 0;
+ if ((ctl->dir == FTPLIB_CONTROL) || (ctl->idlecb == NULL))
+ return 1;
+ if (ctl->dir == FTPLIB_WRITE)
+ wfd = &fd;
+ else
+ rfd = &fd;
+ FD_ZERO(&fd);
+ do
+ {
+ FD_SET(ctl->handle,&fd);
+ tv = ctl->idletime;
+ rv = select(ctl->handle+1, rfd, wfd, NULL, &tv);
+ if (rv == -1)
+ {
+ rv = 0;
+ strncpy(ctl->ctrl->response, strerror(errno),
+ sizeof(ctl->ctrl->response));
+ break;
+ }
+ else if (rv > 0)
+ {
+ rv = 1;
+ break;
+ }
+ }
+ while ((rv = ctl->idlecb(ctl, ctl->xfered, ctl->idlearg)));
+ return rv;
+}
+
+/*
+ * read a line of text
+ *
+ * return -1 on error or bytecount
+ */
+static int readline(char *buf,int max,netbuf *ctl)
+{
+ int x,retval = 0;
+ char *end,*bp=buf;
+ int eof = 0;
+
+ if ((ctl->dir != FTPLIB_CONTROL) && (ctl->dir != FTPLIB_READ))
+ return -1;
+ if (max == 0)
+ return 0;
+ do
+ {
+ if (ctl->cavail > 0)
+ {
+ x = (max >= ctl->cavail) ? ctl->cavail : max-1;
+ end = memccpy(bp,ctl->cget,'\n',x);
+ if (end != NULL)
+ x = end - bp;
+ retval += x;
+ bp += x;
+ *bp = '\0';
+ max -= x;
+ ctl->cget += x;
+ ctl->cavail -= x;
+ if (end != NULL)
+ {
+ bp -= 2;
+ if (strcmp(bp,"\r\n") == 0)
+ {
+ *bp++ = '\n';
+ *bp++ = '\0';
+ --retval;
+ }
+ break;
+ }
+ }
+ if (max == 1)
+ {
+ *buf = '\0';
+ break;
+ }
+ if (ctl->cput == ctl->cget)
+ {
+ ctl->cput = ctl->cget = ctl->buf;
+ ctl->cavail = 0;
+ ctl->cleft = FTPLIB_BUFSIZ;
+ }
+ if (eof)
+ {
+ if (retval == 0)
+ retval = -1;
+ break;
+ }
+ if (!socket_wait(ctl))
+ return retval;
+ if ((x = net_read(ctl->handle,ctl->cput,ctl->cleft)) == -1)
+ {
+ perror("read");
+ retval = -1;
+ break;
+ }
+ if (x == 0)
+ eof = 1;
+ ctl->cleft -= x;
+ ctl->cavail += x;
+ ctl->cput += x;
+ }
+ while (1);
+ return retval;
+}
+
+/*
+ * write lines of text
+ *
+ * return -1 on error or bytecount
+ */
+static int writeline(char *buf, int len, netbuf *nData)
+{
+ int x, nb=0, w;
+ char *ubp = buf, *nbp;
+ char lc=0;
+
+ if (nData->dir != FTPLIB_WRITE)
+ return -1;
+ nbp = nData->buf;
+ for (x=0; x < len; x++)
+ {
+ if ((*ubp == '\n') && (lc != '\r'))
+ {
+ if (nb == FTPLIB_BUFSIZ)
+ {
+ if (!socket_wait(nData))
+ return x;
+ w = net_write(nData->handle, nbp, FTPLIB_BUFSIZ);
+ if (w != FTPLIB_BUFSIZ)
+ {
+ printf("net_write(1) returned %d, errno = %d\n", w, errno);
+ return(-1);
+ }
+ nb = 0;
+ }
+ nbp[nb++] = '\r';
+ }
+ if (nb == FTPLIB_BUFSIZ)
+ {
+ if (!socket_wait(nData))
+ return x;
+ w = net_write(nData->handle, nbp, FTPLIB_BUFSIZ);
+ if (w != FTPLIB_BUFSIZ)
+ {
+ printf("net_write(2) returned %d, errno = %d\n", w, errno);
+ return(-1);
+ }
+ nb = 0;
+ }
+ nbp[nb++] = lc = *ubp++;
+ }
+ if (nb)
+ {
+ if (!socket_wait(nData))
+ return x;
+ w = net_write(nData->handle, nbp, nb);
+ if (w != nb)
+ {
+ printf("net_write(3) returned %d, errno = %d\n", w, errno);
+ return(-1);
+ }
+ }
+ return len;
+}
+
+/*
+ * read a response from the server
+ *
+ * return 0 if first char doesn't match
+ * return 1 if first char matches
+ */
+static int readresp(char c, netbuf *nControl)
+{
+ char match[5];
+ if (readline(nControl->response,256,nControl) == -1)
+ {
+ perror("Control socket read failed");
+ return 0;
+ }
+ if (ftplib_debug > 1)
+ fprintf(stderr,"%s",nControl->response);
+ if (nControl->response[3] == '-')
+ {
+ strncpy(match,nControl->response,3);
+ match[3] = ' ';
+ match[4] = '\0';
+ do
+ {
+ if (readline(nControl->response,256,nControl) == -1)
+ {
+ perror("Control socket read failed");
+ return 0;
+ }
+ if (ftplib_debug > 1)
+ fprintf(stderr,"%s",nControl->response);
+ }
+ while (strncmp(nControl->response,match,4));
+ }
+ if (nControl->response[0] == c)
+ return 1;
+ return 0;
+}
+
+/*
+ * FtpInit for stupid operating systems that require it (Windows NT)
+ */
+GLOBALDEF void FtpInit(void)
+{
+#if defined(_WIN32)
+ WORD wVersionRequested;
+ WSADATA wsadata;
+ int err;
+ wVersionRequested = MAKEWORD(1,1);
+ if ((err = WSAStartup(wVersionRequested,&wsadata)) != 0)
+ fprintf(stderr,"Network failed to start: %d\n",err);
+#endif
+}
+
+/*
+ * FtpLastResponse - return a pointer to the last response received
+ */
+GLOBALDEF char *FtpLastResponse(netbuf *nControl)
+{
+ if ((nControl) && (nControl->dir == FTPLIB_CONTROL))
+ return nControl->response;
+ return NULL;
+}
+
+/*
+ * FtpConnect - connect to remote server
+ *
+ * return 1 if connected, 0 if not
+ */
+GLOBALDEF int FtpConnect(const char *host, netbuf **nControl)
+{
+ int sControl;
+ struct sockaddr_in sin;
+ struct hostent *phe;
+ struct servent *pse;
+ int on=1;
+ netbuf *ctrl;
+ char *lhost;
+ char *pnum;
+
+ memset(&sin,0,sizeof(sin));
+ sin.sin_family = AF_INET;
+ lhost = strdup(host);
+ pnum = strchr(lhost,':');
+ if (pnum == NULL)
+ {
+#if defined(VMS)
+ sin.sin_port = htons(21);
+#else
+ if ((pse = getservbyname("ftp","tcp")) == NULL)
+ {
+ perror("getservbyname");
+ return 0;
+ }
+ sin.sin_port = pse->s_port;
+#endif
+ }
+ else
+ {
+ *pnum++ = '\0';
+ if (isdigit(*pnum))
+ sin.sin_port = htons(atoi(pnum));
+ else
+ {
+ pse = getservbyname(pnum,"tcp");
+ if(pse == NULL) {
+ perror("getservbyname");
+ return 0;
+ }
+ sin.sin_port = pse->s_port;
+ }
+ }
+ if ((sin.sin_addr.s_addr = inet_addr(lhost)) == -1)
+ {
+ if ((phe = gethostbyname(lhost)) == NULL)
+ {
+ perror("gethostbyname");
+ return 0;
+ }
+ memcpy((char *)&sin.sin_addr, phe->h_addr, phe->h_length);
+ }
+ free(lhost);
+ sControl = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
+ if (sControl == -1)
+ {
+ perror("socket");
+ return 0;
+ }
+ if (setsockopt(sControl,SOL_SOCKET,SO_REUSEADDR,
+ SETSOCKOPT_OPTVAL_TYPE &on, sizeof(on)) == -1)
+ {
+ perror("setsockopt");
+ net_close(sControl);
+ return 0;
+ }
+ if (connect(sControl, (struct sockaddr *)&sin, sizeof(sin)) == -1)
+ {
+ perror("connect");
+ net_close(sControl);
+ return 0;
+ }
+ ctrl = calloc(1,sizeof(netbuf));
+ if (ctrl == NULL)
+ {
+ perror("calloc");
+ net_close(sControl);
+ return 0;
+ }
+ ctrl->buf = malloc(FTPLIB_BUFSIZ);
+ if (ctrl->buf == NULL)
+ {
+ perror("calloc");
+ net_close(sControl);
+ free(ctrl);
+ return 0;
+ }
+ ctrl->handle = sControl;
+ ctrl->dir = FTPLIB_CONTROL;
+ ctrl->ctrl = NULL;
+ ctrl->cmode = FTPLIB_DEFMODE;
+ ctrl->idlecb = NULL;
+ ctrl->idletime.tv_sec = ctrl->idletime.tv_usec = 0;
+ ctrl->idlearg = NULL;
+ ctrl->xfered = 0;
+ ctrl->xfered1 = 0;
+ ctrl->cbbytes = 0;
+ if (readresp('2', ctrl) == 0)
+ {
+ net_close(sControl);
+ free(ctrl->buf);
+ free(ctrl);
+ return 0;
+ }
+ *nControl = ctrl;
+ return 1;
+}
+
+/*
+ * FtpOptions - change connection options
+ *
+ * returns 1 if successful, 0 on error
+ */
+GLOBALDEF int FtpOptions(int opt, long val, netbuf *nControl)
+{
+ int v,rv=0;
+ switch (opt)
+ {
+ case FTPLIB_CONNMODE:
+ v = (int) val;
+ if ((v == FTPLIB_PASSIVE) || (v == FTPLIB_PORT))
+ {
+ nControl->cmode = v;
+ rv = 1;
+ }
+ break;
+ case FTPLIB_CALLBACK:
+ nControl->idlecb = (FtpCallback) val;
+ rv = 1;
+ break;
+ case FTPLIB_IDLETIME:
+ v = (int) val;
+ rv = 1;
+ nControl->idletime.tv_sec = v / 1000;
+ nControl->idletime.tv_usec = (v % 1000) * 1000;
+ break;
+ case FTPLIB_CALLBACKARG:
+ rv = 1;
+ nControl->idlearg = (void *) val;
+ break;
+ case FTPLIB_CALLBACKBYTES:
+ rv = 1;
+ nControl->cbbytes = (int) val;
+ break;
+ }
+ return rv;
+}
+
+/*
+ * FtpSendCmd - send a command and wait for expected response
+ *
+ * return 1 if proper response received, 0 otherwise
+ */
+static int FtpSendCmd(const char *cmd, char expresp, netbuf *nControl)
+{
+ char buf[256];
+ if (nControl->dir != FTPLIB_CONTROL)
+ return 0;
+ if (ftplib_debug > 2)
+ fprintf(stderr,"%s\n",cmd);
+ if ((strlen(cmd) + 3) > sizeof(buf))
+ return 0;
+ sprintf(buf,"%s\r\n",cmd);
+ if (net_write(nControl->handle,buf,strlen(buf)) <= 0)
+ {
+ perror("write");
+ return 0;
+ }
+ return readresp(expresp, nControl);
+}
+
+/*
+ * FtpLogin - log in to remote server
+ *
+ * return 1 if logged in, 0 otherwise
+ */
+GLOBALDEF int FtpLogin(const char *user, const char *pass, netbuf *nControl)
+{
+ char tempbuf[64];
+
+ if (((strlen(user) + 7) > sizeof(tempbuf)) ||
+ ((strlen(pass) + 7) > sizeof(tempbuf)))
+ return 0;
+ sprintf(tempbuf,"USER %s",user);
+ if (!FtpSendCmd(tempbuf,'3',nControl))
+ {
+ if (nControl->response[0] == '2')
+ return 1;
+ return 0;
+ }
+ sprintf(tempbuf,"PASS %s",pass);
+ return FtpSendCmd(tempbuf,'2',nControl);
+}
+
+/*
+ * FtpOpenPort - set up data connection
+ *
+ * return 1 if successful, 0 otherwise
+ */
+static int FtpOpenPort(netbuf *nControl, netbuf **nData, int mode, int dir)
+{
+ int sData;
+ union {
+ struct sockaddr sa;
+ struct sockaddr_in in;
+ } sin;
+ struct linger lng = { 0, 0 };
+ unsigned int l;
+ int on=1;
+ netbuf *ctrl;
+ char *cp;
+ unsigned int v[6];
+ char buf[256];
+
+ if (nControl->dir != FTPLIB_CONTROL)
+ return -1;
+ if ((dir != FTPLIB_READ) && (dir != FTPLIB_WRITE))
+ {
+ sprintf(nControl->response, "Invalid direction %d\n", dir);
+ return -1;
+ }
+ if ((mode != FTPLIB_ASCII) && (mode != FTPLIB_IMAGE))
+ {
+ sprintf(nControl->response, "Invalid mode %c\n", mode);
+ return -1;
+ }
+ l = sizeof(sin);
+ if (nControl->cmode == FTPLIB_PASSIVE)
+ {
+ memset(&sin, 0, l);
+ sin.in.sin_family = AF_INET;
+ if (!FtpSendCmd("PASV",'2',nControl))
+ return -1;
+ cp = strchr(nControl->response,'(');
+ if (cp == NULL)
+ return -1;
+ cp++;
+ sscanf(cp,"%u,%u,%u,%u,%u,%u",&v[2],&v[3],&v[4],&v[5],&v[0],&v[1]);
+ sin.sa.sa_data[2] = v[2];
+ sin.sa.sa_data[3] = v[3];
+ sin.sa.sa_data[4] = v[4];
+ sin.sa.sa_data[5] = v[5];
+ sin.sa.sa_data[0] = v[0];
+ sin.sa.sa_data[1] = v[1];
+ }
+ else
+ {
+ if (getsockname(nControl->handle, &sin.sa, &l) < 0)
+ {
+ perror("getsockname");
+ return 0;
+ }
+ }
+ sData = socket(PF_INET,SOCK_STREAM,IPPROTO_TCP);
+ if (sData == -1)
+ {
+ perror("socket");
+ return -1;
+ }
+ if (setsockopt(sData,SOL_SOCKET,SO_REUSEADDR,
+ SETSOCKOPT_OPTVAL_TYPE &on,sizeof(on)) == -1)
+ {
+ perror("setsockopt");
+ net_close(sData);
+ return -1;
+ }
+ if (setsockopt(sData,SOL_SOCKET,SO_LINGER,
+ SETSOCKOPT_OPTVAL_TYPE &lng,sizeof(lng)) == -1)
+ {
+ perror("setsockopt");
+ net_close(sData);
+ return -1;
+ }
+ if (nControl->cmode == FTPLIB_PASSIVE)
+ {
+ if (connect(sData, &sin.sa, sizeof(sin.sa)) == -1)
+ {
+ perror("connect");
+ net_close(sData);
+ return -1;
+ }
+ }
+ else
+ {
+ sin.in.sin_port = 0;
+ if (bind(sData, &sin.sa, sizeof(sin)) == -1)
+ {
+ perror("bind");
+ net_close(sData);
+ return 0;
+ }
+ if (listen(sData, 1) < 0)
+ {
+ perror("listen");
+ net_close(sData);
+ return 0;
+ }
+ if (getsockname(sData, &sin.sa, &l) < 0)
+ return 0;
+ sprintf(buf, "PORT %d,%d,%d,%d,%d,%d",
+ (unsigned char) sin.sa.sa_data[2],
+ (unsigned char) sin.sa.sa_data[3],
+ (unsigned char) sin.sa.sa_data[4],
+ (unsigned char) sin.sa.sa_data[5],
+ (unsigned char) sin.sa.sa_data[0],
+ (unsigned char) sin.sa.sa_data[1]);
+ if (!FtpSendCmd(buf,'2',nControl))
+ {
+ net_close(sData);
+ return 0;
+ }
+ }
+ ctrl = calloc(1,sizeof(netbuf));
+ if (ctrl == NULL)
+ {
+ perror("calloc");
+ net_close(sData);
+ return -1;
+ }
+ if ((mode == 'A') && ((ctrl->buf = malloc(FTPLIB_BUFSIZ)) == NULL))
+ {
+ perror("calloc");
+ net_close(sData);
+ free(ctrl);
+ return -1;
+ }
+ ctrl->handle = sData;
+ ctrl->dir = dir;
+ ctrl->idletime = nControl->idletime;
+ ctrl->idlearg = nControl->idlearg;
+ ctrl->xfered = 0;
+ ctrl->xfered1 = 0;
+ ctrl->cbbytes = nControl->cbbytes;
+ if (ctrl->idletime.tv_sec || ctrl->idletime.tv_usec || ctrl->cbbytes)
+ ctrl->idlecb = nControl->idlecb;
+ else
+ ctrl->idlecb = NULL;
+ *nData = ctrl;
+ return 1;
+}
+
+/*
+ * FtpAcceptConnection - accept connection from server
+ *
+ * return 1 if successful, 0 otherwise
+ */
+static int FtpAcceptConnection(netbuf *nData, netbuf *nControl)
+{
+ int sData;
+ struct sockaddr addr;
+ unsigned int l;
+ int i;
+ struct timeval tv;
+ fd_set mask;
+ int rv;
+
+ FD_ZERO(&mask);
+ FD_SET(nControl->handle, &mask);
+ FD_SET(nData->handle, &mask);
+ tv.tv_usec = 0;
+ tv.tv_sec = ACCEPT_TIMEOUT;
+ i = nControl->handle;
+ if (i < nData->handle)
+ i = nData->handle;
+ i = select(i+1, &mask, NULL, NULL, &tv);
+ if (i == -1)
+ {
+ strncpy(nControl->response, strerror(errno),
+ sizeof(nControl->response));
+ net_close(nData->handle);
+ nData->handle = 0;
+ rv = 0;
+ }
+ else if (i == 0)
+ {
+ strcpy(nControl->response, "timed out waiting for connection");
+ net_close(nData->handle);
+ nData->handle = 0;
+ rv = 0;
+ }
+ else
+ {
+ if (FD_ISSET(nData->handle, &mask))
+ {
+ l = sizeof(addr);
+ sData = accept(nData->handle, &addr, &l);
+ i = errno;
+ net_close(nData->handle);
+ if (sData > 0)
+ {
+ rv = 1;
+ nData->handle = sData;
+ }
+ else
+ {
+ strncpy(nControl->response, strerror(i),
+ sizeof(nControl->response));
+ nData->handle = 0;
+ rv = 0;
+ }
+ }
+ else if (FD_ISSET(nControl->handle, &mask))
+ {
+ net_close(nData->handle);
+ nData->handle = 0;
+ readresp('2', nControl);
+ rv = 0;
+ }
+ }
+ return rv;
+}
+
+/*
+ * FtpAccess - return a handle for a data stream
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALDEF int FtpAccess(const char *path, int typ, int mode, netbuf *nControl,
+ netbuf **nData)
+{
+ char buf[256];
+ int dir;
+ if ((path == NULL) &&
+ ((typ == FTPLIB_FILE_WRITE) || (typ == FTPLIB_FILE_READ)))
+ {
+ sprintf(nControl->response,
+ "Missing path argument for file transfer\n");
+ return 0;
+ }
+ sprintf(buf, "TYPE %c", mode);
+ if (!FtpSendCmd(buf, '2', nControl))
+ return 0;
+ switch (typ)
+ {
+ case FTPLIB_DIR:
+ strcpy(buf,"NLST");
+ dir = FTPLIB_READ;
+ break;
+ case FTPLIB_DIR_VERBOSE:
+ strcpy(buf,"LIST");
+ dir = FTPLIB_READ;
+ break;
+ case FTPLIB_FILE_READ:
+ strcpy(buf,"RETR");
+ dir = FTPLIB_READ;
+ break;
+ case FTPLIB_FILE_WRITE:
+ strcpy(buf,"STOR");
+ dir = FTPLIB_WRITE;
+ break;
+ default:
+ sprintf(nControl->response, "Invalid open type %d\n", typ);
+ return 0;
+ }
+ if (path != NULL)
+ {
+ int i = strlen(buf);
+ buf[i++] = ' ';
+ if ((strlen(path) + i) >= sizeof(buf))
+ return 0;
+ strcpy(&buf[i],path);
+ }
+ if (FtpOpenPort(nControl, nData, mode, dir) == -1)
+ return 0;
+ if (!FtpSendCmd(buf, '1', nControl))
+ {
+ FtpClose(*nData);
+ *nData = NULL;
+ return 0;
+ }
+ (*nData)->ctrl = nControl;
+ nControl->data = *nData;
+ if (nControl->cmode == FTPLIB_PORT)
+ {
+ if (!FtpAcceptConnection(*nData,nControl))
+ {
+ FtpClose(*nData);
+ *nData = NULL;
+ nControl->data = NULL;
+ return 0;
+ }
+ }
+ return 1;
+}
+
+/*
+ * FtpRead - read from a data connection
+ */
+GLOBALDEF int FtpRead(void *buf, int max, netbuf *nData)
+{
+ int i;
+ if (nData->dir != FTPLIB_READ)
+ return 0;
+ if (nData->buf)
+ i = readline(buf, max, nData);
+ else
+ {
+ i = socket_wait(nData);
+ if (i != 1)
+ return 0;
+ i = net_read(nData->handle, buf, max);
+ }
+ if (i == -1)
+ return 0;
+ nData->xfered += i;
+ if (nData->idlecb && nData->cbbytes)
+ {
+ nData->xfered1 += i;
+ if (nData->xfered1 > nData->cbbytes)
+ {
+ if (nData->idlecb(nData, nData->xfered, nData->idlearg) == 0)
+ return 0;
+ nData->xfered1 = 0;
+ }
+ }
+ return i;
+}
+
+/*
+ * FtpWrite - write to a data connection
+ */
+GLOBALDEF int FtpWrite(void *buf, int len, netbuf *nData)
+{
+ int i;
+ if (nData->dir != FTPLIB_WRITE)
+ return 0;
+ if (nData->buf)
+ i = writeline(buf, len, nData);
+ else
+ {
+ socket_wait(nData);
+ i = net_write(nData->handle, buf, len);
+ }
+ if (i == -1)
+ return 0;
+ nData->xfered += i;
+ if (nData->idlecb && nData->cbbytes)
+ {
+ nData->xfered1 += i;
+ if (nData->xfered1 > nData->cbbytes)
+ {
+ nData->idlecb(nData, nData->xfered, nData->idlearg);
+ nData->xfered1 = 0;
+ }
+ }
+ return i;
+}
+
+/*
+ * FtpClose - close a data connection
+ */
+GLOBALDEF int FtpClose(netbuf *nData)
+{
+ netbuf *ctrl;
+ switch (nData->dir)
+ {
+ case FTPLIB_WRITE:
+ /* potential problem - if buffer flush fails, how to notify user? */
+ if (nData->buf != NULL)
+ writeline(NULL, 0, nData);
+ case FTPLIB_READ:
+ if (nData->buf)
+ free(nData->buf);
+ shutdown(nData->handle,2);
+ net_close(nData->handle);
+ ctrl = nData->ctrl;
+ free(nData);
+ if (ctrl)
+ {
+ ctrl->data = NULL;
+ return(readresp('2', ctrl));
+ }
+ return 1;
+ case FTPLIB_CONTROL:
+ if (nData->data)
+ {
+ nData->ctrl = NULL;
+ FtpClose(nData);
+ }
+ net_close(nData->handle);
+ free(nData);
+ return 0;
+ }
+ return 1;
+}
+
+/*
+ * FtpSite - send a SITE command
+ *
+ * return 1 if command successful, 0 otherwise
+ */
+GLOBALDEF int FtpSite(const char *cmd, netbuf *nControl)
+{
+ char buf[256];
+
+ if ((strlen(cmd) + 7) > sizeof(buf))
+ return 0;
+ sprintf(buf,"SITE %s",cmd);
+ if (!FtpSendCmd(buf,'2',nControl))
+ return 0;
+ return 1;
+}
+
+/*
+ * FtpSysType - send a SYST command
+ *
+ * Fills in the user buffer with the remote system type. If more
+ * information from the response is required, the user can parse
+ * it out of the response buffer returned by FtpLastResponse().
+ *
+ * return 1 if command successful, 0 otherwise
+ */
+GLOBALDEF int FtpSysType(char *buf, int max, netbuf *nControl)
+{
+ int l = max;
+ char *b = buf;
+ char *s;
+ if (!FtpSendCmd("SYST",'2',nControl))
+ return 0;
+ s = &nControl->response[4];
+ while ((--l) && (*s != ' '))
+ *b++ = *s++;
+ *b++ = '\0';
+ return 1;
+}
+
+/*
+ * FtpMkdir - create a directory at server
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALDEF int FtpMkdir(const char *path, netbuf *nControl)
+{
+ char buf[256];
+
+ if ((strlen(path) + 6) > sizeof(buf))
+ return 0;
+ sprintf(buf,"MKD %s",path);
+ if (!FtpSendCmd(buf,'2', nControl))
+ return 0;
+ return 1;
+}
+
+/*
+ * FtpChdir - change path at remote
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALDEF int FtpChdir(const char *path, netbuf *nControl)
+{
+ char buf[256];
+
+ if ((strlen(path) + 6) > sizeof(buf))
+ return 0;
+ sprintf(buf,"CWD %s",path);
+ if (!FtpSendCmd(buf,'2',nControl))
+ return 0;
+ return 1;
+}
+
+/*
+ * FtpCDUp - move to parent directory at remote
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALDEF int FtpCDUp(netbuf *nControl)
+{
+ if (!FtpSendCmd("CDUP",'2',nControl))
+ return 0;
+ return 1;
+}
+
+/*
+ * FtpRmdir - remove directory at remote
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALDEF int FtpRmdir(const char *path, netbuf *nControl)
+{
+ char buf[256];
+
+ if ((strlen(path) + 6) > sizeof(buf))
+ return 0;
+ sprintf(buf,"RMD %s",path);
+ if (!FtpSendCmd(buf,'2',nControl))
+ return 0;
+ return 1;
+}
+
+/*
+ * FtpPwd - get working directory at remote
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALDEF int FtpPwd(char *path, int max, netbuf *nControl)
+{
+ int l = max;
+ char *b = path;
+ char *s;
+ if (!FtpSendCmd("PWD",'2',nControl))
+ return 0;
+ s = strchr(nControl->response, '"');
+ if (s == NULL)
+ return 0;
+ s++;
+ while ((--l) && (*s) && (*s != '"'))
+ *b++ = *s++;
+ *b++ = '\0';
+ return 1;
+}
+
+/*
+ * FtpXfer - issue a command and transfer data
+ *
+ * return 1 if successful, 0 otherwise
+ */
+static int FtpXfer(const char *localfile, const char *path,
+ netbuf *nControl, int typ, int mode)
+{
+ int l,c;
+ char *dbuf;
+ FILE *local = NULL;
+ netbuf *nData;
+ int rv=1;
+
+ if (localfile != NULL)
+ {
+ char ac[4] = "a";
+ if (typ == FTPLIB_FILE_WRITE)
+ ac[0] = 'r';
+ if (mode == FTPLIB_IMAGE)
+ ac[1] = 'b';
+ local = fopen(localfile, ac);
+ if (local == NULL)
+ {
+ strncpy(nControl->response, strerror(errno),
+ sizeof(nControl->response));
+ return 0;
+ }
+ }
+ if (local == NULL)
+ local = (typ == FTPLIB_FILE_WRITE) ? stdin : stdout;
+ if (!FtpAccess(path, typ, mode, nControl, &nData))
+ return 0;
+ dbuf = malloc(FTPLIB_BUFSIZ);
+ if (typ == FTPLIB_FILE_WRITE)
+ {
+ while ((l = fread(dbuf, 1, FTPLIB_BUFSIZ, local)) > 0)
+ if ((c = FtpWrite(dbuf, l, nData)) < l)
+ {
+ printf("short write: passed %d, wrote %d\n", l, c);
+ rv = 0;
+ break;
+ }
+ }
+ else
+ {
+ while ((l = FtpRead(dbuf, FTPLIB_BUFSIZ, nData)) > 0)
+ if (fwrite(dbuf, 1, l, local) < l)
+ {
+ perror("\nlocalfile write");
+ rv = 0;
+ break;
+ }
+ }
+ free(dbuf);
+ fflush(local);
+ if (localfile != NULL)
+ fclose(local);
+ FtpClose(nData);
+ return rv;
+}
+
+/*
+ * FtpNlst - issue an NLST command and write response to output
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALDEF int FtpNlst(const char *outputfile, const char *path,
+ netbuf *nControl)
+{
+ return FtpXfer(outputfile, path, nControl, FTPLIB_DIR, FTPLIB_ASCII);
+}
+
+/*
+ * FtpDir - issue a LIST command and write response to output
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALDEF int FtpDir(const char *outputfile, const char *path, netbuf *nControl)
+{
+ return FtpXfer(outputfile, path, nControl, FTPLIB_DIR_VERBOSE, FTPLIB_ASCII);
+}
+
+/*
+ * FtpSize - determine the size of a remote file
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALDEF int FtpSize(const char *path, int *size, char mode, netbuf *nControl)
+{
+ char cmd[256];
+ int resp,sz,rv=1;
+
+ if ((strlen(path) + 7) > sizeof(cmd))
+ return 0;
+ sprintf(cmd, "TYPE %c", mode);
+ if (!FtpSendCmd(cmd, '2', nControl))
+ return 0;
+ sprintf(cmd,"SIZE %s",path);
+ if (!FtpSendCmd(cmd,'2',nControl))
+ rv = 0;
+ else
+ {
+ if (sscanf(nControl->response, "%d %d", &resp, &sz) == 2)
+ *size = sz;
+ else
+ rv = 0;
+ }
+ return rv;
+}
+
+/*
+ * FtpRestart - issue a REST command
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALDEF int FtpRestart(int offset, netbuf *nControl)
+{
+ char cmd[256];
+ int rv=1;
+
+ sprintf(cmd,"REST %d",offset);
+ if (!FtpSendCmd(cmd,'3',nControl))
+ rv = 0;
+ return rv;
+}
+
+/*
+ * FtpModDate - determine the modification date of a remote file
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALDEF int FtpModDate(const char *path, char *dt, int max, netbuf *nControl)
+{
+ char buf[256];
+ int rv = 1;
+
+ if ((strlen(path) + 7) > sizeof(buf))
+ return 0;
+ sprintf(buf,"MDTM %s",path);
+ if (!FtpSendCmd(buf,'2',nControl))
+ rv = 0;
+ else
+ strncpy(dt, &nControl->response[4], max);
+ return rv;
+}
+
+/*
+ * FtpGet - issue a GET command and write received data to output
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALDEF int FtpGet(const char *outputfile, const char *path,
+ char mode, netbuf *nControl)
+{
+ return FtpXfer(outputfile, path, nControl, FTPLIB_FILE_READ, mode);
+}
+
+/*
+ * FtpPut - issue a PUT command and send data from input
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALDEF int FtpPut(const char *inputfile, const char *path, char mode,
+ netbuf *nControl)
+{
+ return FtpXfer(inputfile, path, nControl, FTPLIB_FILE_WRITE, mode);
+}
+
+/*
+ * FtpRename - rename a file at remote
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALDEF int FtpRename(const char *src, const char *dst, netbuf *nControl)
+{
+ char cmd[256];
+
+ if (((strlen(src) + 7) > sizeof(cmd)) ||
+ ((strlen(dst) + 7) > sizeof(cmd)))
+ return 0;
+ sprintf(cmd,"RNFR %s",src);
+ if (!FtpSendCmd(cmd,'3',nControl))
+ return 0;
+ sprintf(cmd,"RNTO %s",dst);
+ if (!FtpSendCmd(cmd,'2',nControl))
+ return 0;
+ return 1;
+}
+
+/*
+ * FtpDelete - delete a file at remote
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALDEF int FtpDelete(const char *fnm, netbuf *nControl)
+{
+ char cmd[256];
+
+ if ((strlen(fnm) + 7) > sizeof(cmd))
+ return 0;
+ sprintf(cmd,"DELE %s",fnm);
+ if (!FtpSendCmd(cmd,'2', nControl))
+ return 0;
+ return 1;
+}
+
+/*
+ * FtpQuit - disconnect from remote
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALDEF void FtpQuit(netbuf *nControl)
+{
+ if (nControl->dir != FTPLIB_CONTROL)
+ return;
+ FtpSendCmd("QUIT",'2',nControl);
+ net_close(nControl->handle);
+ free(nControl->buf);
+ free(nControl);
+}
+
+/*
+ * HttpConnect - connect to remote server
+ *
+ * return 1 if connected, 0 if not
+ */
+GLOBALREF int HttpConnect(const char *host, unsigned short port, netbuf **nControl)
+{
+ int sControl;
+ struct sockaddr_in sin;
+ struct hostent *phe;
+ struct servent *pse;
+ netbuf *ctrl;
+ char *lhost;
+ char *pnum;
+
+ memset(&sin,0,sizeof(sin));
+ sin.sin_family = AF_INET;
+ lhost = strdup(host);
+ pnum = strchr(lhost,':');
+ if (pnum == NULL)
+ {
+#if defined(VMS)
+ sin.sin_port = htons(80);
+#else
+ /* we pass a port variable instead (for use with proxies)
+ *
+ if ((pse = getservbyname("http","tcp")) == NULL)
+ {
+ perror("getservbyname");
+ return 0;
+ }
+ sin.sin_port = pse->s_port;
+ */
+ sin.sin_port = htons(port);
+#endif
+ }
+ else
+ {
+ *pnum++ = '\0';
+ if (isdigit(*pnum))
+ sin.sin_port = htons(atoi(pnum));
+ else
+ {
+ pse = getservbyname(pnum,"tcp");
+ sin.sin_port = pse->s_port;
+ }
+ }
+ if ((sin.sin_addr.s_addr = inet_addr(lhost)) == -1)
+ {
+ if ((phe = gethostbyname(lhost)) == NULL)
+ {
+ perror("gethostbyname");
+ return 0;
+ }
+ memcpy((char *)&sin.sin_addr, phe->h_addr, phe->h_length);
+ }
+ free(lhost);
+ sControl = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
+ if (sControl == -1)
+ {
+ perror("socket");
+ return 0;
+ }
+ if (connect(sControl, (struct sockaddr *)&sin, sizeof(sin)) == -1)
+ {
+ perror("connect");
+ net_close(sControl);
+ return 0;
+ }
+ ctrl = calloc(1,sizeof(netbuf));
+ if (ctrl == NULL)
+ {
+ perror("calloc");
+ net_close(sControl);
+ return 0;
+ }
+ ctrl->buf = NULL;
+ ctrl->handle = sControl;
+ ctrl->dir = FTPLIB_CONTROL;
+ ctrl->ctrl = NULL;
+ ctrl->cmode = FTPLIB_DEFMODE;
+ ctrl->idlecb = NULL;
+ ctrl->idletime.tv_sec = ctrl->idletime.tv_usec = 0;
+ ctrl->idlearg = NULL;
+ ctrl->xfered = 0;
+ ctrl->xfered1 = 0;
+ ctrl->cbbytes = 0;
+ *nControl = ctrl;
+ return 1;
+}
+
+/*
+ * HttpSendCmd - send a command
+ *
+ * return 1 if proper response received, 0 otherwise
+ */
+static int HttpSendCmd(const char *cmd, char expresp, netbuf *nControl)
+{
+ int ret = 0;
+ char *buf = nControl->response;
+ //if (nControl->dir != FTPLIB_CONTROL)
+ //return 0;
+ if (ftplib_debug > 2)
+ fprintf(stderr,"%s\n",cmd);
+ if (net_write(nControl->handle,cmd,strlen(cmd)) <= 0)
+ {
+ perror("write");
+ return 0;
+ }
+ while (ret < 256) {
+ if (socket_wait(nControl) != 1)
+ return 0;
+ if (net_read(nControl->handle,buf,1) != 1) {
+ break;
+ }
+ ret++;
+ if (*buf == '\r') continue;
+ if (*buf == '\n') break;
+ buf++;
+ }
+ *buf = 0;
+ if (nControl->response[9] == expresp)
+ return 1;
+ return 0;
+}
+
+/*
+ * HttpXfer - issue a command and transfer data
+ *
+ * return 1 if successful, 0 otherwise
+ */
+static int HttpXfer(const char *localfile, const char *path, int *size,
+ netbuf *nControl, int typ, int mode)
+{
+ int l,c;
+ char *dbuf;
+ FILE *local = NULL;
+ int rv=1;
+ int bytes = 0;
+
+ if (localfile != NULL)
+ {
+ char ac[4] = "a";
+ if (typ == FTPLIB_FILE_WRITE)
+ ac[0] = 'r';
+ if (mode == FTPLIB_IMAGE)
+ ac[1] = 'b';
+ local = fopen(localfile, ac);
+ if (local == NULL)
+ {
+ strncpy(nControl->response, strerror(errno),
+ sizeof(nControl->response));
+ return 0;
+ }
+ }
+ if (local == NULL)
+ local = (typ == FTPLIB_FILE_WRITE) ? stdin : stdout;
+ dbuf = malloc(FTPLIB_BUFSIZ);
+ if (typ == FTPLIB_FILE_WRITE)
+ {
+ while ((l = fread(dbuf, 1, FTPLIB_BUFSIZ, local)) > 0)
+ if ((c = FtpWrite(dbuf, l, nControl)) < l)
+ {
+ printf("short write: passed %d, wrote %d\n", l, c);
+ rv = 0;
+ break;
+ }
+ }
+ else
+ {
+ nControl->dir = FTPLIB_READ;
+ while ((l = FtpRead(dbuf, FTPLIB_BUFSIZ, nControl)) > 0) {
+ if (fwrite(dbuf, 1, l, local) < l)
+ {
+ perror("\nlocalfile write");
+ rv = 0;
+ break;
+ }
+ bytes += l;
+ if(size && bytes >= *size) {
+ break;
+ }
+ }
+ }
+ free(dbuf);
+ fflush(local);
+ if (localfile != NULL)
+ fclose(local);
+ free(nControl->data);
+ return rv;
+}
+
+/*
+ * HttpGet - issue a GET command and write received data to output
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALREF int HttpGet(const char *host, const char *outputfile, const char *path,
+ int *size, netbuf *nControl, unsigned int offset)
+{
+ char buf[256];
+
+ if(offset > 0)
+ sprintf(buf, "GET %s HTTP/1.1\r\nHost: %s\r\nRange: bytes=%d-\r\n\r\n", path, host, offset);
+ else
+ sprintf(buf, "GET %s HTTP/1.1\r\nHost: %s\r\n\r\n", path, host);
+ if(!HttpSendCmd(buf,'2',nControl))
+ {
+ if (nControl->response[9] == '3')
+ printf("redirection not supported\n");
+ return 0;
+ }
+
+ while (1)
+ {
+ int ret = 0;
+ char *buf = nControl->response;
+ while (ret < 256) {
+ if (socket_wait(nControl) != 1)
+ return 0;
+ if (net_read(nControl->handle,buf,1) != 1)
+ break;
+ ret++;
+ if (*buf == '\r') continue;
+ if (*buf == '\n') break;
+ buf++;
+ }
+ *buf = 0;
+ if (strstr(nControl->response,"Content-Length"))
+ {
+ sscanf(nControl->response,"Content-Length: %d",size);
+ if(offset > 0)
+ *size += offset;
+ }
+ if (strlen(nControl->response) == 0)
+ break;
+ }
+
+ return HttpXfer(outputfile, path, size, nControl, FTPLIB_FILE_READ, FTPLIB_IMAGE);
+}
+
+/*
+ * HttpQuit - disconnect from remote
+ *
+ * return 1 if successful, 0 otherwise
+ */
+GLOBALREF void HttpQuit(netbuf *nControl)
+{
+ if(nControl) {
+ net_close(nControl->handle);
+ free(nControl);
+ }
+}
diff --git a/lib/libftp/ftplib.h b/lib/libftp/ftplib.h
new file mode 100644
index 00000000..49e0ccbf
--- /dev/null
+++ b/lib/libftp/ftplib.h
@@ -0,0 +1,131 @@
+/***************************************************************************/
+/* */
+/* ftplib.h - header file for callable ftp access routines */
+/* Copyright (C) 1996, 1997 Thomas Pfau, pfau@cnj.digex.net */
+/* 73 Catherine Street, South Bound Brook, NJ, 08880 */
+/* */
+/* This library is free software; you can redistribute it and/or */
+/* modify it under the terms of the GNU Library General Public */
+/* License as published by the Free Software Foundation; either */
+/* version 2 of the License, or (at your option) any later version. */
+/* */
+/* This library is distributed in the hope that it will be useful, */
+/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
+/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU */
+/* Library General Public License for more details. */
+/* */
+/* You should have received a copy of the GNU Library General Public */
+/* License along with this progam; if not, write to the */
+/* Free Software Foundation, Inc., 59 Temple Place - Suite 330, */
+/* Boston, MA 02111-1307, USA. */
+/* */
+/***************************************************************************/
+
+#if !defined(__FTPLIB_H)
+#define __FTPLIB_H
+
+#if defined(__unix__) || defined(VMS)
+#define GLOBALDEF
+#define GLOBALREF extern
+#elif defined(_WIN32)
+#if defined BUILDING_LIBRARY
+#define GLOBALDEF __declspec(dllexport)
+#define GLOBALREF __declspec(dllexport)
+#else
+#define GLOBALREF __declspec(dllimport)
+#endif
+#endif
+
+/* FtpAccess() type codes */
+#define FTPLIB_DIR 1
+#define FTPLIB_DIR_VERBOSE 2
+#define FTPLIB_FILE_READ 3
+#define FTPLIB_FILE_WRITE 4
+
+/* FtpAccess() mode codes */
+#define FTPLIB_ASCII 'A'
+#define FTPLIB_IMAGE 'I'
+#define FTPLIB_TEXT FTPLIB_ASCII
+#define FTPLIB_BINARY FTPLIB_IMAGE
+
+/* connection modes */
+#define FTPLIB_PASSIVE 1
+#define FTPLIB_PORT 2
+
+/* connection option names */
+#define FTPLIB_CONNMODE 1
+#define FTPLIB_CALLBACK 2
+#define FTPLIB_IDLETIME 3
+#define FTPLIB_CALLBACKARG 4
+#define FTPLIB_CALLBACKBYTES 5
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct NetBuf netbuf;
+typedef int (*FtpCallback)(netbuf *nControl, int xfered, void *arg);
+
+/* v1 compatibility stuff */
+#if !defined(_FTPLIB_NO_COMPAT)
+netbuf *DefaultNetbuf;
+
+#define ftplib_lastresp FtpLastResponse(DefaultNetbuf)
+#define ftpInit FtpInit
+#define ftpOpen(x) FtpConnect(x, &DefaultNetbuf)
+#define ftpLogin(x,y) FtpLogin(x, y, DefaultNetbuf)
+#define ftpSite(x) FtpSite(x, DefaultNetbuf)
+#define ftpMkdir(x) FtpMkdir(x, DefaultNetbuf)
+#define ftpChdir(x) FtpChdir(x, DefaultNetbuf)
+#define ftpRmdir(x) FtpRmdir(x, DefaultNetbuf)
+#define ftpNlst(x, y) FtpNlst(x, y, DefaultNetbuf)
+#define ftpDir(x, y) FtpDir(x, y, DefaultNetbuf)
+#define ftpGet(x, y, z) FtpGet(x, y, z, DefaultNetbuf)
+#define ftpPut(x, y, z) FtpPut(x, y, z, DefaultNetbuf)
+#define ftpRename(x, y) FtpRename(x, y, DefaultNetbuf)
+#define ftpDelete(x) FtpDelete(x, DefaultNetbuf)
+#define ftpQuit() FtpQuit(DefaultNetbuf)
+#endif /* (_FTPLIB_NO_COMPAT) */
+/* end v1 compatibility stuff */
+
+GLOBALREF int ftplib_debug;
+GLOBALREF void FtpInit(void);
+GLOBALREF char *FtpLastResponse(netbuf *nControl);
+GLOBALREF int FtpConnect(const char *host, netbuf **nControl);
+GLOBALREF int FtpOptions(int opt, long val, netbuf *nControl);
+GLOBALREF int FtpLogin(const char *user, const char *pass, netbuf *nControl);
+GLOBALREF int FtpAccess(const char *path, int typ, int mode, netbuf *nControl,
+ netbuf **nData);
+GLOBALREF int FtpRead(void *buf, int max, netbuf *nData);
+GLOBALREF int FtpWrite(void *buf, int len, netbuf *nData);
+GLOBALREF int FtpClose(netbuf *nData);
+GLOBALREF int FtpSite(const char *cmd, netbuf *nControl);
+GLOBALREF int FtpSysType(char *buf, int max, netbuf *nControl);
+GLOBALREF int FtpMkdir(const char *path, netbuf *nControl);
+GLOBALREF int FtpChdir(const char *path, netbuf *nControl);
+GLOBALREF int FtpCDUp(netbuf *nControl);
+GLOBALREF int FtpRmdir(const char *path, netbuf *nControl);
+GLOBALREF int FtpPwd(char *path, int max, netbuf *nControl);
+GLOBALREF int FtpNlst(const char *output, const char *path, netbuf *nControl);
+GLOBALREF int FtpDir(const char *output, const char *path, netbuf *nControl);
+GLOBALREF int FtpSize(const char *path, int *size, char mode, netbuf *nControl);
+GLOBALREF int FtpRestart(int offset, netbuf *nControl);
+GLOBALREF int FtpModDate(const char *path, char *dt, int max, netbuf *nControl);
+GLOBALREF int FtpGet(const char *output, const char *path, char mode,
+ netbuf *nControl);
+GLOBALREF int FtpPut(const char *input, const char *path, char mode,
+ netbuf *nControl);
+GLOBALREF int FtpRename(const char *src, const char *dst, netbuf *nControl);
+GLOBALREF int FtpDelete(const char *fnm, netbuf *nControl);
+GLOBALREF void FtpQuit(netbuf *nControl);
+
+GLOBALREF int HttpConnect(const char *host, unsigned short port, netbuf **nControl);
+GLOBALREF int HttpGet(const char *host, const char *output, const char *path,
+ int *size, netbuf *nControl, unsigned int offset);
+GLOBALREF void HttpQuit(netbuf *nControl);
+
+#ifdef __cplusplus
+};
+#endif
+
+#endif /* __FTPLIB_H */

Copyright © 2002-2022 Judd Vinet and Aaron Griffin. Copyright © 2022 Erich Eckner.
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