X-Git-Url: http://dolda2000.com/gitweb/?a=blobdiff_plain;f=daemon%2Ftransfer.c;h=e2fe54ec21e0f762a8d995b3f831fffed79a7f78;hb=e3f10dc2796fd709fece28a8a2e82733bc273d47;hp=cf636e4261cf464b7f11a3efc95f61edb48f5ac5;hpb=734dc54e7df608612f5743b210280ac1629107a7;p=doldaconnect.git

diff --git a/daemon/transfer.c b/daemon/transfer.c
index cf636e4..e2fe54e 100644
--- a/daemon/transfer.c
+++ b/daemon/transfer.c
@@ -1,6 +1,6 @@
 /*
  *  Dolda Connect - Modular multiuser Direct Connect-style client
- *  Copyright (C) 2004 Fredrik Tolf (fredrik@dolda2000.com)
+ *  Copyright (C) 2004 Fredrik Tolf <fredrik@dolda2000.com>
  *  
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -155,6 +155,18 @@ struct transfer *finddownload(wchar_t *peerid)
     return(transfer);
 }
 
+struct transfer *hasupload(struct fnet *fnet, wchar_t *peerid)
+{
+    struct transfer *transfer;
+    
+    for(transfer = transfers; transfer != NULL; transfer = transfer->next)
+    {
+	if((transfer->dir == TRNSD_UP) && (transfer->fnet == fnet) && !wcscmp(transfer->peerid, peerid))
+	    break;
+    }
+    return(transfer);
+}
+
 struct transfer *newupload(struct fnetnode *fn, struct fnet *fnet, wchar_t *nickid, struct transferiface *iface, void *data)
 {
     struct transfer *transfer;
@@ -280,8 +292,12 @@ void *transfergetdata(struct transfer *transfer, size_t *size)
 	return(NULL);
     if((transfer->endpos >= 0) && (transfer->curpos + *size >= transfer->endpos))
     {
-	*size = transfer->endpos - transfer->curpos;
-	buf = srealloc(buf, *size);
+	if((*size = transfer->endpos - transfer->curpos) == 0) {
+	    free(buf);
+	    buf = NULL;
+	} else {
+	    buf = srealloc(buf, *size);
+	}
     }
     transfer->curpos += *size;
     bytesupload += *size;
@@ -516,58 +532,6 @@ static void killfilter(struct transfer *transfer)
     transfer->filterbufsize = transfer->filterbufdata = 0;
 }
 
-static char *findfilter(struct passwd *pwd)
-{
-    char *path, *filtername;
-
-    if((path = sprintf2("%s/.dcdl-filter", pwd->pw_dir)) != NULL)
-    {
-	if(!access(path, X_OK))
-	    return(path);
-	free(path);
-    }
-    if((filtername = icwcstombs(confgetstr("transfer", "filter"), NULL)) == NULL)
-    {
-	flog(LOG_WARNING, "could not convert filter name into local charset: %s", strerror(errno));
-    } else {
-	if(strchr(filtername, '/') == NULL)
-	{
-	    if((path = sprintf2("/etc/%s", filtername)) != NULL)
-	    {
-		if(!access(path, X_OK))
-		{
-		    free(filtername);
-		    return(path);
-		}
-		free(path);
-	    }
-	    if((path = sprintf2("/usr/etc/%s", filtername)) != NULL)
-	    {
-		if(!access(path, X_OK))
-		{
-		    free(filtername);
-		    return(path);
-		}
-		free(path);
-	    }
-	    if((path = sprintf2("/usr/local/etc/%s", filtername)) != NULL)
-	    {
-		if(!access(path, X_OK))
-		{
-		    free(filtername);
-		    return(path);
-		}
-		free(path);
-	    }
-	} else {
-	    if(!access(filtername, X_OK))
-		return(filtername);
-	}
-	free(filtername);
-    }
-    return(NULL);
-}
-
 static void handletranscmd(struct transfer *transfer, wchar_t *cmd, wchar_t *arg)
 {
     if(!wcscmp(cmd, L"status")) {
@@ -667,7 +631,10 @@ int forkfilter(struct transfer *transfer)
 	errno = EACCES;
 	return(-1);
     }
-    if((filtername = findfilter(pwent)) == NULL)
+    filtername = findfile("dc-filter", pwent->pw_dir, 0);
+    if(filtername == NULL)
+	filtername = findfile(icswcstombs(confgetstr("transfer", "filter"), NULL, NULL), NULL, 0);
+    if(filtername == NULL)
     {
 	flog(LOG_WARNING, "could not find filter for user %s", pwent->pw_name);
 	errno = ENOENT;
@@ -703,7 +670,7 @@ int forkfilter(struct transfer *transfer)
     {
 	argv = NULL;
 	argvsize = argvdata = 0;
-	buf = sprintf2("%i", transfer->size);
+	buf = sprintf2("%zi", transfer->size);
 	addtobuf(argv, filtername);
 	addtobuf(argv, filename);
 	addtobuf(argv, buf);
@@ -786,10 +753,23 @@ static int run(void)
 
 static struct configvar myvars[] =
 {
+    /** The maximum number of simultaneously permitted uploads. A
+     * common hub rule is that you will need at least as many slots as
+     * the number of hubs to which you are connected. */
     {CONF_VAR_INT, "slots", {.num = 3}},
+    /** The TOS value to use for upload connections (see the TOS
+     * VALUES section). */
     {CONF_VAR_INT, "ultos", {.num = SOCK_TOS_MAXTP}},
+    /** The TOS value to use for download connections (see the TOS
+     * VALUES section). */
     {CONF_VAR_INT, "dltos", {.num = SOCK_TOS_MAXTP}},
+    /** The name of the filter script (see the FILES section for
+     * lookup information). */
     {CONF_VAR_STRING, "filter", {.str = L"dc-filter"}},
+    /** If true, only one upload is allowed per remote peer. This
+     * option is still experimental, so it is recommended to leave it
+     * off. */
+    {CONF_VAR_BOOL, "ulquota", {.num = 0}},
     {CONF_VAR_END}
 };