/*
- * $Id$
- *
* Server functions which handle file transfers and room directories.
- *
*/
#include "sysdep.h"
/*
* network_talking_to() -- concurrency checker
*/
-int network_talking_to(char *nodename, int operation) {
+static HashList *nttlist = NULL;
+int network_talking_to(const char *nodename, long len, int operation) {
- static char *nttlist = NULL;
- char *ptr = NULL;
- int i;
- char buf[SIZ];
int retval = 0;
+ HashPos *Pos = NULL;
+ void *vdata;
begin_critical_section(S_NTTLIST);
switch(operation) {
case NTT_ADD:
- if (nttlist == NULL) nttlist = strdup("");
- if (nttlist == NULL) break;
- nttlist = (char *)realloc(nttlist,
- (strlen(nttlist) + strlen(nodename) + 3) );
- strcat(nttlist, "|");
- strcat(nttlist, nodename);
+ if (nttlist == NULL)
+ nttlist = NewHash(1, NULL);
+ Put(nttlist, nodename, len, NewStrBufPlain(nodename, len), HFreeStrBuf);
+ syslog(LOG_DEBUG, "nttlist: added <%s>\n", nodename);
break;
-
case NTT_REMOVE:
- if (nttlist == NULL) break;
- if (IsEmptyStr(nttlist)) break;
- ptr = malloc(strlen(nttlist));
- if (ptr == NULL) break;
- strcpy(ptr, "");
- for (i = 0; i < num_tokens(nttlist, '|'); ++i) {
- extract_token(buf, nttlist, i, '|', sizeof buf);
- if ( (!IsEmptyStr(buf))
- && (strcasecmp(buf, nodename)) ) {
- strcat(ptr, buf);
- strcat(ptr, "|");
- }
- }
- free(nttlist);
- nttlist = ptr;
+ if ((nttlist == NULL) ||
+ (GetCount(nttlist) == 0))
+ break;
+ Pos = GetNewHashPos(nttlist, 1);
+ if (GetHashPosFromKey (nttlist, nodename, len, Pos))
+ DeleteEntryFromHash(nttlist, Pos);
+ DeleteHashPos(&Pos);
+ syslog(LOG_DEBUG, "nttlist: removed <%s>\n", nodename);
+
break;
case NTT_CHECK:
- if (nttlist == NULL) break;
- if (IsEmptyStr(nttlist)) break;
- for (i = 0; i < num_tokens(nttlist, '|'); ++i) {
- extract_token(buf, nttlist, i, '|', sizeof buf);
- if (!strcasecmp(buf, nodename)) ++retval;
- }
+ if ((nttlist == NULL) ||
+ (GetCount(nttlist) == 0))
+ break;
+ if (GetHash(nttlist, nodename, len, &vdata))
+ retval ++;
+ syslog(LOG_DEBUG, "nttlist: have [%d] <%s>\n", retval, nodename);
break;
}
- if (nttlist != NULL) CtdlLogPrintf(CTDL_DEBUG, "nttlist=<%s>\n", nttlist);
end_critical_section(S_NTTLIST);
return(retval);
}
+void cleanup_nttlist(void)
+{
+ begin_critical_section(S_NTTLIST);
+ DeleteHash(&nttlist);
+ end_critical_section(S_NTTLIST);
+}
char buf[PATH_MAX];
int a;
struct ctdlroom qrbuf;
- int rv = 0;
extract_token(filename, cmdbuf, 0, '|', sizeof filename);
extract_token(newroom, cmdbuf, 1, '|', sizeof newroom);
snprintf(buf, sizeof buf,
"cat ./files/%s/filedir |grep \"%s\" >>./files/%s/filedir",
CC->room.QRdirname, filename, qrbuf.QRdirname);
- rv = system(buf);
+ system(buf);
cprintf("%d File '%s' has been moved.\n", CIT_OK, filename);
}
return;
}
rv = fread(&MimeTestBuf[0], 1, 32, CC->download_fp);
+ if (rv == -1) {
+ cprintf("%d Cannot access %s: %s\n",
+ ERROR + FILE_NOT_FOUND, pathname, strerror(errno));
+ return;
+ }
+
rewind (CC->download_fp);
OpenCmdResult(pathname, GuessMimeType(&MimeTestBuf[0], 32));
}
CC->upload_fp = NULL;
if ((!strcasecmp(cmd, "1")) && (CC->upload_type != UPL_FILE)) {
- CC->upload_type = UPL_FILE;
cprintf("%d Upload completed.\n", CIT_OK);
if (CC->upload_type == UPL_NET) {
unlink(CC->upl_path);
}
else {
- CtdlLogPrintf(CTDL_ALERT, "Cannot link %d to %d: %s\n",
+ syslog(LOG_ALERT, "Cannot link %s to %s: %s\n",
CC->upl_path, final_filename, strerror(errno)
);
}
/* FIXME ... here we need to trigger a network run */
}
+ CC->upload_type = UPL_FILE;
return;
}
}
-
/*
* read from the download file
*/
{
long start_pos;
size_t bytes;
- size_t actual_bytes;
- char *buf = NULL;
+ char buf[SIZ];
+ /* The client will transmit its requested offset and byte count */
start_pos = extract_long(cmdbuf, 0);
bytes = extract_int(cmdbuf, 1);
return;
}
- buf = mmap(NULL,
- CC->download_fp_total,
- PROT_READ,
- MAP_PRIVATE,
- fileno(CC->download_fp),
- 0);
-
- actual_bytes = CC->download_fp_total - start_pos;
- if ((actual_bytes > 0) && (buf != NULL)) {
- cprintf("%d %d\n", BINARY_FOLLOWS, (int)actual_bytes);
- client_write(buf + start_pos, actual_bytes);
+ /* If necessary, reduce the byte count to the size of our buffer */
+ if (bytes > sizeof(buf)) {
+ bytes = sizeof(buf);
+ }
+
+ fseek(CC->download_fp, start_pos, 0);
+ bytes = fread(buf, 1, bytes, CC->download_fp);
+ if (bytes > 0) {
+ /* Tell the client the actual byte count and transmit it */
+ cprintf("%d %d\n", BINARY_FOLLOWS, (int)bytes);
+ client_write(buf, bytes);
}
else {
cprintf("%d %s\n", ERROR, strerror(errno));
}
- munmap(buf, CC->download_fp_total);
}
-
/*
* write to the upload file
*/
}
if (bytes > 100000) {
- cprintf("%d You may not write more than 100000 bytes.\n",
- ERROR + TOO_BIG);
- return;
+ bytes = 100000;
}
cprintf("%d %d\n", SEND_BINARY, bytes);
buf = malloc(bytes + 1);
client_read(buf, bytes);
rv = fwrite(buf, bytes, 1, CC->upload_fp);
+ if (rv == -1) {
+ syslog(LOG_EMERG, "Couldn't write: %s\n",
+ strerror(errno));
+ }
free(buf);
}
CtdlRegisterProtoHook(cmd_nuop, "NUOP", "Open a network spool file for upload");
CtdlRegisterProtoHook(cmd_oimg, "OIMG", "Open an image file for download");
CtdlRegisterProtoHook(cmd_uimg, "UIMG", "Upload an image file");
+ CtdlRegisterCleanupHook(cleanup_nttlist);
}
/* return our Subversion id for the Log */
- return "$Id$";
+ return "file_ops";
}