#include "quakedef.h"
#include "fs.h"
#include "libcurl.h"
+#include "thread.h"
static cvar_t cl_curl_maxdownloads = {CVAR_SAVE, "cl_curl_maxdownloads","1", "maximum number of concurrent HTTP/FTP downloads"};
static cvar_t cl_curl_maxspeed = {CVAR_SAVE, "cl_curl_maxspeed","300", "maximum download speed (KiB/s)"};
static cvar_t sv_curl_serverpackages = {CVAR_SAVE, "sv_curl_serverpackages","", "list of required files for the clients, separated by spaces"};
static cvar_t sv_curl_maxspeed = {CVAR_SAVE, "sv_curl_maxspeed","0", "maximum download speed for clients downloading from sv_curl_defaulturl (KiB/s)"};
static cvar_t cl_curl_enabled = {CVAR_SAVE, "cl_curl_enabled","1", "whether client's download support is enabled"};
+static cvar_t cl_curl_useragent = {0, "cl_curl_useragent","1", "send the User-Agent string (note: turning this off may break stuff)"};
+static cvar_t cl_curl_useragent_append = {0, "cl_curl_useragent_append","", "a string to append to the User-Agent string (useful for name and version number of your mod)"};
/*
=================================================================
static dllhandle_t curl_dll = NULL;
// will be checked at many places to find out if qcurl calls are allowed
+void *curl_mutex = NULL;
+
typedef struct downloadinfo_s
{
char filename[MAX_OSPATH];
Setting the command to NULL clears it.
====================
*/
-void Curl_CommandWhenDone(const char *cmd)
+static void Curl_CommandWhenDone(const char *cmd)
{
if(!curl_dll)
return;
Problem: what counts as an error?
*/
-void Curl_CommandWhenError(const char *cmd)
+static void Curl_CommandWhenError(const char *cmd)
{
if(!curl_dll)
return;
downloadinfo *di;
if(noclear)
return;
+ if (curl_mutex) Thread_LockMutex(curl_mutex);
for(di = downloads; di; di = di->next)
di->forthismap = false;
Curl_CommandWhenError(NULL);
numdownloads_fail = 0;
numdownloads_success = 0;
numdownloads_added = 0;
+ if (curl_mutex) Thread_UnlockMutex(curl_mutex);
}
/*
void Curl_Register_predownload(void)
{
+ if (curl_mutex) Thread_LockMutex(curl_mutex);
Curl_CommandWhenDone("cl_begindownloads");
Curl_CommandWhenError("cl_begindownloads");
+ if (curl_mutex) Thread_UnlockMutex(curl_mutex);
}
/*
}
}
-static void curl_quiet_callback(int status, size_t length_received, unsigned char *buffer, void *cbdata)
-{
- curl_default_callback(status, length_received, buffer, cbdata);
-}
-
/*
====================
Curl_EndDownload
Returns a "cleaned up" URL for display (to strip login data)
====================
*/
-static const char *CleanURL(const char *url)
+static const char *CleanURL(const char *url, char *urlbuf, size_t urlbuflength)
{
- static char urlbuf[1024];
const char *p, *q, *r;
// if URL is of form anything://foo-without-slash@rest, replace by anything://rest
r = strchr(p + 3, '/');
if(!r || q < r)
{
- dpsnprintf(urlbuf, sizeof(urlbuf), "%.*s%s", (int)(p - url + 3), url, q + 1);
+ dpsnprintf(urlbuf, urlbuflength, "%.*s%s", (int)(p - url + 3), url, q + 1);
return urlbuf;
}
}
static void CheckPendingDownloads(void)
{
const char *h;
+ char urlbuf[1024];
+ char vabuf[1024];
if(!curl_dll)
return;
if(numdownloads < cl_curl_maxdownloads.integer)
{
if(!di->buffer)
{
- Con_Printf("Downloading %s -> %s", CleanURL(di->url), di->filename);
+ Con_Printf("Downloading %s -> %s", CleanURL(di->url, urlbuf, sizeof(urlbuf)), di->filename);
di->stream = FS_OpenRealFile(di->filename, "ab", false);
if(!di->stream)
}
else
{
- Con_DPrintf("Downloading %s -> memory\n", CleanURL(di->url));
+ Con_DPrintf("Downloading %s -> memory\n", CleanURL(di->url, urlbuf, sizeof(urlbuf)));
di->startpos = 0;
}
di->curle = qcurl_easy_init();
di->slist = NULL;
qcurl_easy_setopt(di->curle, CURLOPT_URL, di->url);
- qcurl_easy_setopt(di->curle, CURLOPT_USERAGENT, engineversion);
+ if(cl_curl_useragent.integer)
+ {
+ const char *ua
+#ifdef HTTP_USER_AGENT
+ = HTTP_USER_AGENT;
+#else
+ = engineversion;
+#endif
+ if(!ua)
+ ua = "";
+ if(*cl_curl_useragent_append.string)
+ ua = va(vabuf, sizeof(vabuf), "%s%s%s",
+ ua,
+ (ua[0] && ua[strlen(ua)-1] != ' ')
+ ? " "
+ : "",
+ cl_curl_useragent_append.string);
+ qcurl_easy_setopt(di->curle, CURLOPT_USERAGENT, ua);
+ }
+ else
+ qcurl_easy_setopt(di->curle, CURLOPT_USERAGENT, "");
qcurl_easy_setopt(di->curle, CURLOPT_REFERER, di->referer);
qcurl_easy_setopt(di->curle, CURLOPT_RESUME_FROM, (long) di->startpos);
qcurl_easy_setopt(di->curle, CURLOPT_FOLLOWLOCATION, 1);
qcurl_easy_setopt(di->curle, CURLOPT_POST, 1);
qcurl_easy_setopt(di->curle, CURLOPT_POSTFIELDS, di->postbuf);
qcurl_easy_setopt(di->curle, CURLOPT_POSTFIELDSIZE, di->postbufsize);
- di->slist = qcurl_slist_append(di->slist, va("Content-Type: %s", di->post_content_type));
+ di->slist = qcurl_slist_append(di->slist, va(vabuf, sizeof(vabuf), "Content-Type: %s", di->post_content_type));
}
// parse extra headers into slist
CURL_OpenLibrary();
if(!curl_dll)
return;
+ if (Thread_HasThreads()) curl_mutex = Thread_CreateMutex();
qcurl_global_init(CURL_GLOBAL_NOTHING);
curlm = qcurl_multi_init();
}
return;
Curl_ClearRequirements();
Curl_CancelAll();
+ if (curl_mutex) Thread_DestroyMutex(curl_mutex);
CURL_CloseLibrary();
curl_dll = NULL;
}
return NULL;
}
-void Curl_Cancel_ToMemory(curl_callback_t callback, void *cbdata)
-{
- downloadinfo *di;
- if(!curl_dll)
- return;
- for(di = downloads; di; )
- {
- if(di->callback == callback && di->callback_data == cbdata)
- {
- di->callback = curl_quiet_callback; // do NOT call the callback
- Curl_EndDownload(di, CURL_DOWNLOAD_ABORTED, CURLE_OK);
- di = downloads;
- }
- else
- di = di->next;
- }
-}
-
/*
====================
Curl_Begin
// 141.2.16.3 - - [17/Mar/2006:22:32:43 +0100] "GET /maps/tznex07.pk3 HTTP/1.1" 200 1077455 "dp://141.2.16.7:26000/" "Nexuiz Linux 22:07:43 Mar 17 2006"
if(!name)
- name = CleanURL(URL);
+ name = CleanURL(URL, urlbuf, sizeof(urlbuf));
+
+ if (curl_mutex) Thread_LockMutex(curl_mutex);
if(!buf)
{
downloadinfo *di = Curl_Find(fn);
if(di)
{
- Con_Printf("Can't download %s, already getting it from %s!\n", fn, CleanURL(di->url));
+ Con_Printf("Can't download %s, already getting it from %s!\n", fn, CleanURL(di->url, urlbuf, sizeof(urlbuf)));
// however, if it was not for this map yet...
if(forthismap && !di->forthismap)
if(strncmp(URL, "http://", 7) && strncmp(URL, "ftp://", 6) && strncmp(URL, "https://", 8))
{
Con_Printf("Curl_Begin(\"%s\"): nasty URL scheme rejected\n", URL);
+ if (curl_mutex) Thread_UnlockMutex(curl_mutex);
return false;
}
}
downloads = di;
+ if (curl_mutex) Thread_UnlockMutex(curl_mutex);
return true;
}
}
if(!curl_dll)
return;
+ if (curl_mutex) Thread_LockMutex(curl_mutex);
+
Curl_CheckCommandWhenDone();
if(!downloads)
+ {
+ if (curl_mutex) Thread_UnlockMutex(curl_mutex);
return;
+ }
if(realtime < curltime) // throttle
+ {
+ if (curl_mutex) Thread_UnlockMutex(curl_mutex);
return;
+ }
{
int remaining;
}
else
curltime = realtime;
+
+ if (curl_mutex) Thread_UnlockMutex(curl_mutex);
}
/*
if(!curl_dll)
return;
+ if (curl_mutex) Thread_LockMutex(curl_mutex);
+
while(downloads)
{
Curl_EndDownload(downloads, CURL_DOWNLOAD_ABORTED, CURLE_OK);
// INVARIANT: downloads will point to the next download after that!
}
+
+ if (curl_mutex) Thread_UnlockMutex(curl_mutex);
}
/*
static void Curl_Info_f(void)
{
downloadinfo *di;
+ char urlbuf[1024];
if(!curl_dll)
return;
if(Curl_Running())
{
+ if (curl_mutex) Thread_LockMutex(curl_mutex);
Con_Print("Currently running downloads:\n");
for(di = downloads; di; di = di->next)
{
double speed, percent;
- Con_Printf(" %s -> %s ", CleanURL(di->url), di->filename);
+ Con_Printf(" %s -> %s ", CleanURL(di->url, urlbuf, sizeof(urlbuf)), di->filename);
percent = 100.0 * Curl_GetDownloadAmount(di);
speed = Curl_GetDownloadSpeed(di);
if(percent >= 0)
else
Con_Print("(queued)\n");
}
+ if (curl_mutex) Thread_UnlockMutex(curl_mutex);
}
else
{
once the last download completes successfully, reconnect to the current server
====================
*/
-void Curl_Curl_f(void)
+static void Curl_Curl_f(void)
{
double maxspeed = 0;
int i;
Cvar_RegisterVariable (&sv_curl_defaulturl);
Cvar_RegisterVariable (&sv_curl_serverpackages);
Cvar_RegisterVariable (&sv_curl_maxspeed);
+ Cvar_RegisterVariable (&cl_curl_useragent);
+ Cvar_RegisterVariable (&cl_curl_useragent_append);
Cmd_AddCommand ("curl", Curl_Curl_f, "download data from an URL and add to search path");
//Cmd_AddCommand ("curlcat", Curl_CurlCat_f, "display data from an URL (debugging command)");
}
array must be freed later using Z_Free.
====================
*/
-Curl_downloadinfo_t *Curl_GetDownloadInfo(int *nDownloads, const char **additional_info)
+Curl_downloadinfo_t *Curl_GetDownloadInfo(int *nDownloads, const char **additional_info, char *addinfo, size_t addinfolength)
{
int i;
downloadinfo *di;
Curl_downloadinfo_t *downinfo;
- static char addinfo[128];
if(!curl_dll)
{
return NULL;
}
+ if (curl_mutex) Thread_LockMutex(curl_mutex);
+
i = 0;
for(di = downloads; di; di = di->next)
++i;
if(*command_when_done && !numdownloads_fail && numdownloads_added)
{
if(!strncmp(command_when_done, "connect ", 8))
- dpsnprintf(addinfo, sizeof(addinfo), "(will join %s when done)", command_when_done + 8);
+ dpsnprintf(addinfo, addinfolength, "(will join %s when done)", command_when_done + 8);
else if(!strcmp(command_when_done, "cl_begindownloads"))
- dpsnprintf(addinfo, sizeof(addinfo), "(will enter the game when done)");
+ dpsnprintf(addinfo, addinfolength, "(will enter the game when done)");
else
- dpsnprintf(addinfo, sizeof(addinfo), "(will do '%s' when done)", command_when_done);
+ dpsnprintf(addinfo, addinfolength, "(will do '%s' when done)", command_when_done);
*additional_info = addinfo;
}
else
}
*nDownloads = i;
+ if (curl_mutex) Thread_UnlockMutex(curl_mutex);
return downinfo;
}
*/
static const char *Curl_FindPackURL(const char *filename)
{
- static char foundurl[1024];
+ static char foundurl[1024]; // invoked only by server
fs_offset_t filesize;
char *buf = (char *) FS_LoadFile("curl_urls.txt", tempmempool, true, &filesize);
if(buf && filesize)
foundone = Curl_SendRequirement(req->filename, foundone, sendbuffer, sizeof(sendbuffer)) || foundone;
p = sv_curl_serverpackages.string;
- while(COM_ParseToken_Simple(&p, false, false))
+ while(COM_ParseToken_Simple(&p, false, false, true))
foundone = Curl_SendRequirement(com_token, foundone, sendbuffer, sizeof(sendbuffer)) || foundone;
if(foundone)
projects / xonotic / darkplaces.git / blobdiff