* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
- * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2018, 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.
+ * are also available at https://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
#include <sys/param.h>
#endif
-#include "strequal.h"
#include "urldata.h"
#include <curl/curl.h>
#include "transfer.h"
#include "hostip.h"
#include "share.h"
#include "strdup.h"
-#include "curl_memory.h"
#include "progress.h"
#include "easyif.h"
+#include "multiif.h"
#include "select.h"
#include "sendf.h" /* for failf function prototype */
-#include "curl_ntlm.h"
#include "connect.h" /* for Curl_getconnectinfo */
#include "slist.h"
+#include "mime.h"
#include "amigaos.h"
#include "non-ascii.h"
#include "warnless.h"
-#include "conncache.h"
#include "multiif.h"
#include "sigpipe.h"
#include "ssh.h"
+#include "setopt.h"
+#include "http_digest.h"
-#define _MPRINTF_REPLACE /* use our functions only */
-#include <curl/mprintf.h>
-
-/* The last #include file should be: */
+/* The last 3 #include files should be in this order */
+#include "curl_printf.h"
+#include "curl_memory.h"
#include "memdebug.h"
+#ifdef USE_TIZEN_FEATURE_DLP
+#include "extensions/curl_extensions.h"
+#endif
+
+void Curl_version_init(void);
/* win32_cleanup() is for win32 socket cleanup functionality, the opposite
of win32_init() */
/* wVersionRequested in wVersion. wHighVersion contains the */
/* highest supported version. */
- if(LOBYTE( wsaData.wVersion ) != LOBYTE(wVersionRequested) ||
- HIBYTE( wsaData.wVersion ) != HIBYTE(wVersionRequested) ) {
+ if(LOBYTE(wsaData.wVersion) != LOBYTE(wVersionRequested) ||
+ HIBYTE(wsaData.wVersion) != HIBYTE(wVersionRequested) ) {
/* Tell the user that we couldn't find a useable */
/* winsock.dll. */
return CURLE_OK;
}
-#ifdef USE_LIBIDN
-/*
- * Initialise use of IDNA library.
- * It falls back to ASCII if $CHARSET isn't defined. This doesn't work for
- * idna_to_ascii_lz().
- */
-static void idna_init (void)
-{
-#ifdef WIN32
- char buf[60];
- UINT cp = GetACP();
-
- if(!getenv("CHARSET") && cp > 0) {
- snprintf(buf, sizeof(buf), "CHARSET=cp%u", cp);
- putenv(buf);
- }
-#else
- /* to do? */
-#endif
-}
-#endif /* USE_LIBIDN */
-
/* true globals -- for curl_global_init() and curl_global_cleanup() */
static unsigned int initialized;
static long init_flags;
#endif
#else
/*
- * Symbian OS doesn't support initialization to code in writeable static data.
+ * Symbian OS doesn't support initialization to code in writable static data.
* Initialization will occur in the curl_global_init() call.
*/
curl_malloc_callback Curl_cmalloc;
#endif
/**
- * curl_global_init() globally initializes cURL given a bitwise set of the
+ * curl_global_init() globally initializes curl given a bitwise set of the
* different features of what to initialize.
*/
-CURLcode curl_global_init(long flags)
+static CURLcode global_init(long flags, bool memoryfuncs)
{
if(initialized++)
return CURLE_OK;
- /* Setup the default memory functions here (again) */
- Curl_cmalloc = (curl_malloc_callback)malloc;
- Curl_cfree = (curl_free_callback)free;
- Curl_crealloc = (curl_realloc_callback)realloc;
- Curl_cstrdup = (curl_strdup_callback)system_strdup;
- Curl_ccalloc = (curl_calloc_callback)calloc;
+#ifdef USE_TIZEN_FEATURE_DLP
+ /**
+ * Initialize Tizen DLP
+ */
+ curl_extensions_tizen_dlp_init();
+#endif
+
+ if(memoryfuncs) {
+ /* Setup the default memory functions here (again) */
+ Curl_cmalloc = (curl_malloc_callback)malloc;
+ Curl_cfree = (curl_free_callback)free;
+ Curl_crealloc = (curl_realloc_callback)realloc;
+ Curl_cstrdup = (curl_strdup_callback)system_strdup;
+ Curl_ccalloc = (curl_calloc_callback)calloc;
#if defined(WIN32) && defined(UNICODE)
- Curl_cwcsdup = (curl_wcsdup_callback)_wcsdup;
+ Curl_cwcsdup = (curl_wcsdup_callback)_wcsdup;
#endif
+ }
- if(flags & CURL_GLOBAL_SSL)
- if(!Curl_ssl_init()) {
- DEBUGF(fprintf(stderr, "Error: Curl_ssl_init failed\n"));
- return CURLE_FAILED_INIT;
- }
+ if(!Curl_ssl_init()) {
+ DEBUGF(fprintf(stderr, "Error: Curl_ssl_init failed\n"));
+ return CURLE_FAILED_INIT;
+ }
if(flags & CURL_GLOBAL_WIN32)
if(win32_init()) {
}
#endif
-#ifdef USE_LIBIDN
- idna_init();
-#endif
-
if(Curl_resolver_global_init()) {
DEBUGF(fprintf(stderr, "Error: resolver_global_init failed\n"));
return CURLE_FAILED_INIT;
}
+ (void)Curl_ipv6works();
+
#if defined(USE_LIBSSH2) && defined(HAVE_LIBSSH2_INIT)
if(libssh2_init(0)) {
DEBUGF(fprintf(stderr, "Error: libssh2_init failed\n"));
}
#endif
+#if defined(USE_LIBSSH)
+ if(ssh_init()) {
+ DEBUGF(fprintf(stderr, "Error: libssh_init failed\n"));
+ return CURLE_FAILED_INIT;
+ }
+#endif
+
if(flags & CURL_GLOBAL_ACK_EINTR)
Curl_ack_eintr = 1;
- init_flags = flags;
+ init_flags = flags;
+
+ Curl_version_init();
return CURLE_OK;
}
+
+/**
+ * curl_global_init() globally initializes curl given a bitwise set of the
+ * different features of what to initialize.
+ */
+CURLcode curl_global_init(long flags)
+{
+ return global_init(flags, TRUE);
+}
+
/*
- * curl_global_init_mem() globally initializes cURL and also registers the
+ * curl_global_init_mem() globally initializes curl and also registers the
* user provided callback routines.
*/
CURLcode curl_global_init_mem(long flags, curl_malloc_callback m,
curl_free_callback f, curl_realloc_callback r,
curl_strdup_callback s, curl_calloc_callback c)
{
- CURLcode result = CURLE_OK;
-
/* Invalid input, return immediately */
if(!m || !f || !r || !s || !c)
return CURLE_FAILED_INIT;
return CURLE_OK;
}
- /* Call the actual init function first */
- result = curl_global_init(flags);
- if(!result) {
- Curl_cmalloc = m;
- Curl_cfree = f;
- Curl_cstrdup = s;
- Curl_crealloc = r;
- Curl_ccalloc = c;
- }
+ /* set memory functions before global_init() in case it wants memory
+ functions */
+ Curl_cmalloc = m;
+ Curl_cfree = f;
+ Curl_cstrdup = s;
+ Curl_crealloc = r;
+ Curl_ccalloc = c;
- return result;
+ /* Call the actual init function, but without setting */
+ return global_init(flags, FALSE);
}
/**
- * curl_global_cleanup() globally cleanups cURL, uses the value of
+ * curl_global_cleanup() globally cleanups curl, uses the value of
* "init_flags" to determine what needs to be cleaned up and what doesn't.
*/
void curl_global_cleanup(void)
return;
Curl_global_host_cache_dtor();
-
- if(init_flags & CURL_GLOBAL_SSL)
- Curl_ssl_cleanup();
-
+ Curl_ssl_cleanup();
Curl_resolver_global_cleanup();
if(init_flags & CURL_GLOBAL_WIN32)
(void)libssh2_exit();
#endif
+#if defined(USE_LIBSSH)
+ (void)ssh_finalize();
+#endif
+
init_flags = 0;
}
* curl_easy_init() is the external interface to alloc, setup and init an
* easy handle that is returned. If anything goes wrong, NULL is returned.
*/
-CURL *curl_easy_init(void)
+struct Curl_easy *curl_easy_init(void)
{
CURLcode result;
- struct SessionHandle *data;
+ struct Curl_easy *data;
/* Make sure we inited the global SSL stuff */
if(!initialized) {
return data;
}
-/*
- * curl_easy_setopt() is the external interface for setting options on an
- * easy handle.
- */
-
-#undef curl_easy_setopt
-CURLcode curl_easy_setopt(CURL *curl, CURLoption tag, ...)
-{
- va_list arg;
- struct SessionHandle *data = curl;
- CURLcode result;
-
- if(!curl)
- return CURLE_BAD_FUNCTION_ARGUMENT;
-
- va_start(arg, tag);
-
- result = Curl_setopt(data, tag, arg);
-
- va_end(arg);
- return result;
-}
-
#ifdef CURLDEBUG
struct socketmonitor {
* updated.
*/
-static int events_timer(CURLM *multi, /* multi handle */
+static int events_timer(struct Curl_multi *multi, /* multi handle */
long timeout_ms, /* see above */
void *userp) /* private callback pointer */
{
*/
static int poll2cselect(int pollmask)
{
- int omask=0;
+ int omask = 0;
if(pollmask & POLLIN)
omask |= CURL_CSELECT_IN;
if(pollmask & POLLOUT)
*/
static short socketcb2poll(int pollmask)
{
- short omask=0;
+ short omask = 0;
if(pollmask & CURL_POLL_IN)
omask |= POLLIN;
if(pollmask & CURL_POLL_OUT)
* Callback that gets called with information about socket activity to
* monitor.
*/
-static int events_socket(CURL *easy, /* easy handle */
+static int events_socket(struct Curl_easy *easy, /* easy handle */
curl_socket_t s, /* socket */
int what, /* see above */
void *userp, /* private callback
{
struct events *ev = userp;
struct socketmonitor *m;
- struct socketmonitor *prev=NULL;
+ struct socketmonitor *prev = NULL;
#if defined(CURL_DISABLE_VERBOSE_STRINGS)
(void) easy;
}
else {
m = malloc(sizeof(struct socketmonitor));
- m->next = ev->list;
- m->socket.fd = s;
- m->socket.events = socketcb2poll(what);
- m->socket.revents = 0;
- ev->list = m;
- infof(easy, "socket cb: socket %d ADDED as %s%s\n", s,
- what&CURL_POLL_IN?"IN":"",
- what&CURL_POLL_OUT?"OUT":"");
+ if(m) {
+ m->next = ev->list;
+ m->socket.fd = s;
+ m->socket.events = socketcb2poll(what);
+ m->socket.revents = 0;
+ ev->list = m;
+ infof(easy, "socket cb: socket %d ADDED as %s%s\n", s,
+ what&CURL_POLL_IN?"IN":"",
+ what&CURL_POLL_OUT?"OUT":"");
+ }
+ else
+ return CURLE_OUT_OF_MEMORY;
}
}
*
* Do the multi handle setups that only event-based transfers need.
*/
-static void events_setup(CURLM *multi, struct events *ev)
+static void events_setup(struct Curl_multi *multi, struct events *ev)
{
/* timer callback */
curl_multi_setopt(multi, CURLMOPT_TIMERFUNCTION, events_timer);
static CURLcode wait_or_timeout(struct Curl_multi *multi, struct events *ev)
{
bool done = FALSE;
- CURLMcode mcode;
+ CURLMcode mcode = CURLM_OK;
CURLcode result = CURLE_OK;
while(!done) {
struct socketmonitor *m;
struct pollfd *f;
struct pollfd fds[4];
- int numfds=0;
+ int numfds = 0;
int pollrc;
int i;
- struct timeval before;
- struct timeval after;
+ struct curltime before;
+ struct curltime after;
/* populate the fds[] array */
- for(m = ev->list, f=&fds[0]; m; m = m->next) {
+ for(m = ev->list, f = &fds[0]; m; m = m->next) {
f->fd = m->socket.fd;
f->events = m->socket.events;
f->revents = 0;
}
/* get the time stamp to use to figure out how long poll takes */
- before = curlx_tvnow();
+ before = Curl_now();
/* wait for activity or timeout */
pollrc = Curl_poll(fds, numfds, (int)ev->ms);
- after = curlx_tvnow();
+ after = Curl_now();
ev->msbump = FALSE; /* reset here */
if(0 == pollrc) {
/* timeout! */
ev->ms = 0;
- /* fprintf(stderr, "call curl_multi_socket_action( TIMEOUT )\n"); */
+ /* fprintf(stderr, "call curl_multi_socket_action(TIMEOUT)\n"); */
mcode = curl_multi_socket_action(multi, CURL_SOCKET_TIMEOUT, 0,
&ev->running_handles);
}
if(fds[i].revents) {
/* socket activity, tell libcurl */
int act = poll2cselect(fds[i].revents); /* convert */
- infof(multi->easyp, "call curl_multi_socket_action( socket %d )\n",
+ infof(multi->easyp, "call curl_multi_socket_action(socket %d)\n",
fds[i].fd);
mcode = curl_multi_socket_action(multi, fds[i].fd, act,
&ev->running_handles);
}
}
- if(!ev->msbump)
+ if(!ev->msbump) {
/* If nothing updated the timeout, we decrease it by the spent time.
* If it was updated, it has the new timeout time stored already.
*/
- ev->ms += curlx_tvdiff(after, before);
-
+ timediff_t timediff = Curl_timediff(after, before);
+ if(timediff > 0) {
+ if(timediff > ev->ms)
+ ev->ms = 0;
+ else
+ ev->ms -= (long)timediff;
+ }
+ }
}
else
return CURLE_RECV_ERROR;
*
* Runs a transfer in a blocking manner using the events-based API
*/
-static CURLcode easy_events(CURLM *multi)
+static CURLcode easy_events(struct Curl_multi *multi)
{
- struct events evs= {2, FALSE, 0, NULL, 0};
+ /* this struct is made static to allow it to be used after this function
+ returns and curl_multi_remove_handle() is called */
+ static struct events evs = {2, FALSE, 0, NULL, 0};
/* if running event-based, do some further multi inits */
events_setup(multi, &evs);
#define easy_events(x) CURLE_NOT_BUILT_IN
#endif
-static CURLcode easy_transfer(CURLM *multi)
+static CURLcode easy_transfer(struct Curl_multi *multi)
{
bool done = FALSE;
CURLMcode mcode = CURLM_OK;
CURLcode result = CURLE_OK;
- struct timeval before;
+ struct curltime before;
int without_fds = 0; /* count number of consecutive returns from
curl_multi_wait() without any filedescriptors */
while(!done && !mcode) {
int still_running = 0;
- int ret;
+ int rc;
- before = curlx_tvnow();
- mcode = curl_multi_wait(multi, NULL, 0, 1000, &ret);
+ before = Curl_now();
+ mcode = curl_multi_wait(multi, NULL, 0, 1000, &rc);
+
+ if(!mcode) {
+ if(!rc) {
+ struct curltime after = Curl_now();
- if(mcode == CURLM_OK) {
- if(ret == -1) {
- /* poll() failed not on EINTR, indicate a network problem */
- result = CURLE_RECV_ERROR;
- break;
- }
- else if(ret == 0) {
- struct timeval after = curlx_tvnow();
/* If it returns without any filedescriptor instantly, we need to
avoid busy-looping during periods where it has nothing particular
to wait for */
- if(curlx_tvdiff(after, before) <= 10) {
+ if(Curl_timediff(after, before) <= 10) {
without_fds++;
if(without_fds > 2) {
- int sleep_ms = without_fds < 10 ? (1 << (without_fds-1)): 1000;
+ int sleep_ms = without_fds < 10 ? (1 << (without_fds - 1)) : 1000;
Curl_wait_ms(sleep_ms);
}
}
}
/* only read 'still_running' if curl_multi_perform() return OK */
- if((mcode == CURLM_OK) && !still_running) {
- int rc;
+ if(!mcode && !still_running) {
CURLMsg *msg = curl_multi_info_read(multi, &rc);
if(msg) {
result = msg->data.result;
/* Make sure to return some kind of error if there was a multi problem */
if(mcode) {
- return (mcode == CURLM_OUT_OF_MEMORY) ? CURLE_OUT_OF_MEMORY :
- /* The other multi errors should never happen, so return
- something suitably generic */
- CURLE_BAD_FUNCTION_ARGUMENT;
+ result = (mcode == CURLM_OUT_OF_MEMORY) ? CURLE_OUT_OF_MEMORY :
+ /* The other multi errors should never happen, so return
+ something suitably generic */
+ CURLE_BAD_FUNCTION_ARGUMENT;
}
return result;
* DEBUG: if 'events' is set TRUE, this function will use a replacement engine
* instead of curl_multi_perform() and use curl_multi_socket_action().
*/
-static CURLcode easy_perform(struct SessionHandle *data, bool events)
+static CURLcode easy_perform(struct Curl_easy *data, bool events)
{
- CURLM *multi;
+ struct Curl_multi *multi;
CURLMcode mcode;
CURLcode result = CURLE_OK;
SIGPIPE_VARIABLE(pipe_st);
data->multi_easy = multi;
}
+ if(multi->in_callback)
+ return CURLE_RECURSIVE_API_CALL;
+
/* Copy the MAXCONNECTS option to the multi handle */
curl_multi_setopt(multi, CURLMOPT_MAXCONNECTS, data->set.maxconnects);
curl_multi_cleanup(multi);
if(mcode == CURLM_OUT_OF_MEMORY)
return CURLE_OUT_OF_MEMORY;
- else
- return CURLE_FAILED_INIT;
+ return CURLE_FAILED_INIT;
}
sigpipe_ignore(data, &pipe_st);
* curl_easy_perform() is the external interface that performs a blocking
* transfer as previously setup.
*/
-CURLcode curl_easy_perform(CURL *easy)
+CURLcode curl_easy_perform(struct Curl_easy *data)
{
- return easy_perform(easy, FALSE);
+ return easy_perform(data, FALSE);
}
#ifdef CURLDEBUG
* curl_easy_perform_ev() is the external interface that performs a blocking
* transfer using the event-based API internally.
*/
-CURLcode curl_easy_perform_ev(CURL *easy)
+CURLcode curl_easy_perform_ev(struct Curl_easy *data)
{
- return easy_perform(easy, TRUE);
+ return easy_perform(data, TRUE);
}
#endif
* curl_easy_cleanup() is the external interface to cleaning/freeing the given
* easy handle.
*/
-void curl_easy_cleanup(CURL *curl)
+void curl_easy_cleanup(struct Curl_easy *data)
{
- struct SessionHandle *data = (struct SessionHandle *)curl;
SIGPIPE_VARIABLE(pipe_st);
if(!data)
* information from a performed transfer and similar.
*/
#undef curl_easy_getinfo
-CURLcode curl_easy_getinfo(CURL *curl, CURLINFO info, ...)
+CURLcode curl_easy_getinfo(struct Curl_easy *data, CURLINFO info, ...)
{
va_list arg;
void *paramp;
CURLcode result;
- struct SessionHandle *data = (struct SessionHandle *)curl;
va_start(arg, info);
paramp = va_arg(arg, void *);
return result;
}
+static CURLcode dupset(struct Curl_easy *dst, struct Curl_easy *src)
+{
+ CURLcode result = CURLE_OK;
+ enum dupstring i;
+
+ /* Copy src->set into dst->set first, then deal with the strings
+ afterwards */
+ dst->set = src->set;
+ Curl_mime_initpart(&dst->set.mimepost, dst);
+
+ /* clear all string pointers first */
+ memset(dst->set.str, 0, STRING_LAST * sizeof(char *));
+
+ /* duplicate all strings */
+ for(i = (enum dupstring)0; i< STRING_LASTZEROTERMINATED; i++) {
+ result = Curl_setstropt(&dst->set.str[i], src->set.str[i]);
+ if(result)
+ return result;
+ }
+
+ /* duplicate memory areas pointed to */
+ i = STRING_COPYPOSTFIELDS;
+ if(src->set.postfieldsize && src->set.str[i]) {
+ /* postfieldsize is curl_off_t, Curl_memdup() takes a size_t ... */
+ dst->set.str[i] = Curl_memdup(src->set.str[i],
+ curlx_sotouz(src->set.postfieldsize));
+ if(!dst->set.str[i])
+ return CURLE_OUT_OF_MEMORY;
+ /* point to the new copy */
+ dst->set.postfields = dst->set.str[i];
+ }
+
+ /* Duplicate mime data. */
+ result = Curl_mime_duppart(&dst->set.mimepost, &src->set.mimepost);
+
+ return result;
+}
+
/*
* curl_easy_duphandle() is an external interface to allow duplication of a
* given input easy handle. The returned handle will be a new working handle
* with all options set exactly as the input source handle.
*/
-CURL *curl_easy_duphandle(CURL *incurl)
+struct Curl_easy *curl_easy_duphandle(struct Curl_easy *data)
{
- struct SessionHandle *data=(struct SessionHandle *)incurl;
-
- struct SessionHandle *outcurl = calloc(1, sizeof(struct SessionHandle));
+ struct Curl_easy *outcurl = calloc(1, sizeof(struct Curl_easy));
if(NULL == outcurl)
goto fail;
* get setup on-demand in the code, as that would probably decrease
* the likeliness of us forgetting to init a buffer here in the future.
*/
+ outcurl->set.buffer_size = data->set.buffer_size;
+ outcurl->state.buffer = malloc(outcurl->set.buffer_size + 1);
+ if(!outcurl->state.buffer)
+ goto fail;
+
outcurl->state.headerbuff = malloc(HEADERSIZE);
if(!outcurl->state.headerbuff)
goto fail;
outcurl->state.headersize = HEADERSIZE;
/* copy all userdefined values */
- if(Curl_dupset(outcurl, data))
+ if(dupset(outcurl, data))
goto fail;
/* the connection cache is setup on demand */
Curl_convert_setup(outcurl);
+ Curl_initinfo(outcurl);
+
outcurl->magic = CURLEASY_MAGIC_NUMBER;
/* we reach this point and thus we are OK */
if(outcurl) {
curl_slist_free_all(outcurl->change.cookielist);
outcurl->change.cookielist = NULL;
+ Curl_safefree(outcurl->state.buffer);
Curl_safefree(outcurl->state.headerbuff);
Curl_safefree(outcurl->change.url);
Curl_safefree(outcurl->change.referer);
* curl_easy_reset() is an external interface that allows an app to re-
* initialize a session handle to the default values.
*/
-void curl_easy_reset(CURL *curl)
+void curl_easy_reset(struct Curl_easy *data)
{
- struct SessionHandle *data = (struct SessionHandle *)curl;
-
Curl_safefree(data->state.pathbuffer);
data->state.path = NULL;
/* zero out UserDefined data: */
Curl_freeset(data);
memset(&data->set, 0, sizeof(struct UserDefined));
- (void)Curl_init_userdefined(&data->set);
+ (void)Curl_init_userdefined(data);
/* zero out Progress data: */
memset(&data->progress, 0, sizeof(struct Progress));
+ /* zero out PureInfo data: */
+ Curl_initinfo(data);
+
data->progress.flags |= PGRS_HIDE;
data->state.current_speed = -1; /* init to negative == impossible */
+
+ /* zero out authentication data: */
+ memset(&data->state.authhost, 0, sizeof(struct auth));
+ memset(&data->state.authproxy, 0, sizeof(struct auth));
+ Curl_digest_cleanup(data);
}
/*
* the pausing, you may get your write callback called at this point.
*
* Action is a bitmask consisting of CURLPAUSE_* bits in curl/curl.h
+ *
+ * NOTE: This is one of few API functions that are allowed to be called from
+ * within a callback.
*/
-CURLcode curl_easy_pause(CURL *curl, int action)
+CURLcode curl_easy_pause(struct Curl_easy *data, int action)
{
- struct SessionHandle *data = (struct SessionHandle *)curl;
struct SingleRequest *k = &data->req;
CURLcode result = CURLE_OK;
/* put it back in the keepon */
k->keepon = newstate;
- if(!(newstate & KEEP_RECV_PAUSE) && data->state.tempwrite) {
- /* we have a buffer for sending that we now seem to be able to deliver
- since the receive pausing is lifted! */
+ if(!(newstate & KEEP_RECV_PAUSE) && data->state.tempcount) {
+ /* there are buffers for sending that can be delivered as the receive
+ pausing is lifted! */
+ unsigned int i;
+ unsigned int count = data->state.tempcount;
+ struct tempbuf writebuf[3]; /* there can only be three */
+ struct connectdata *conn = data->easy_conn;
+ struct Curl_easy *saved_data = NULL;
+
+ /* copy the structs to allow for immediate re-pausing */
+ for(i = 0; i < data->state.tempcount; i++) {
+ writebuf[i] = data->state.tempwrite[i];
+ data->state.tempwrite[i].buf = NULL;
+ }
+ data->state.tempcount = 0;
+
+ /* set the connection's current owner */
+ if(conn->data != data) {
+ saved_data = conn->data;
+ conn->data = data;
+ }
+
+ for(i = 0; i < count; i++) {
+ /* even if one function returns error, this loops through and frees all
+ buffers */
+ if(!result)
+ result = Curl_client_write(conn, writebuf[i].type, writebuf[i].buf,
+ writebuf[i].len);
+ free(writebuf[i].buf);
+ }
- /* get the pointer in local copy since the function may return PAUSE
- again and then we'll get a new copy allocted and stored in
- the tempwrite variables */
- char *tempwrite = data->state.tempwrite;
+ /* recover previous owner of the connection */
+ if(saved_data)
+ conn->data = saved_data;
- data->state.tempwrite = NULL;
- result = Curl_client_chop_write(data->easy_conn, data->state.tempwritetype,
- tempwrite, data->state.tempwritesize);
- free(tempwrite);
+ if(result)
+ return result;
}
/* if there's no error and we're not pausing both directions, we want
if(!result &&
((newstate&(KEEP_RECV_PAUSE|KEEP_SEND_PAUSE)) !=
(KEEP_RECV_PAUSE|KEEP_SEND_PAUSE)) )
- Curl_expire(data, 1); /* get this handle going again */
+ Curl_expire(data, 0, EXPIRE_RUN_NOW); /* get this handle going again */
return result;
}
-static CURLcode easy_connection(struct SessionHandle *data,
+static CURLcode easy_connection(struct Curl_easy *data,
curl_socket_t *sfd,
struct connectdata **connp)
{
* curl_easy_perform() with CURLOPT_CONNECT_ONLY option.
* Returns CURLE_OK on success, error code on error.
*/
-CURLcode curl_easy_recv(CURL *curl, void *buffer, size_t buflen, size_t *n)
+CURLcode curl_easy_recv(struct Curl_easy *data, void *buffer, size_t buflen,
+ size_t *n)
{
curl_socket_t sfd;
CURLcode result;
ssize_t n1;
struct connectdata *c;
- struct SessionHandle *data = (struct SessionHandle *)curl;
+
+ if(Curl_is_in_callback(data))
+ return CURLE_RECURSIVE_API_CALL;
result = easy_connection(data, &sfd, &c);
if(result)
* Sends data over the connected socket. Use after successful
* curl_easy_perform() with CURLOPT_CONNECT_ONLY option.
*/
-CURLcode curl_easy_send(CURL *curl, const void *buffer, size_t buflen,
- size_t *n)
+CURLcode curl_easy_send(struct Curl_easy *data, const void *buffer,
+ size_t buflen, size_t *n)
{
curl_socket_t sfd;
CURLcode result;
ssize_t n1;
struct connectdata *c = NULL;
- struct SessionHandle *data = (struct SessionHandle *)curl;
+
+ if(Curl_is_in_callback(data))
+ return CURLE_RECURSIVE_API_CALL;
result = easy_connection(data, &sfd, &c);
if(result)