Import curl 7.43

This is a simple import of curl 7.43.
The only change from the official release is the fact that the
Android.mk was removed to avoid build error trying to parse it.

BUG: 22347561

Change-Id: I52ef6798d30b25d22d1f62770d571adec8bcf4d5

1 files changed, 237 insertions, 138 deletions

diff --git a/lib/getinfo.c b/lib/getinfo.c
index c00e675e..910f520e 100644
--- a/lib/getinfo.c
+++ b/lib/getinfo.c
@@ -5,7 +5,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2010, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2015, 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
@@ -20,23 +20,19 @@
  *
  ***************************************************************************/
 
-#include "setup.h"
+#include "curl_setup.h"
 
 #include <curl/curl.h>
 
 #include "urldata.h"
 #include "getinfo.h"
 
-#include <stdio.h>
-#include <string.h>
-#include <stdarg.h>
-#include <stdlib.h>
-#include "curl_memory.h"
-#include "sslgen.h"
+#include "vtls/vtls.h"
 #include "connect.h" /* Curl_getconnectinfo() */
 #include "progress.h"
 
-/* Make this the last #include */
+/* The last #include files should be: */
+#include "curl_memory.h"
 #include "memdebug.h"
 
 /*
@@ -46,85 +42,94 @@
 CURLcode Curl_initinfo(struct SessionHandle *data)
 {
   struct Progress *pro = &data->progress;
-  struct PureInfo *info =&data->info;
+  struct PureInfo *info = &data->info;
 
   pro->t_nslookup = 0;
   pro->t_connect = 0;
+  pro->t_appconnect = 0;
   pro->t_pretransfer = 0;
   pro->t_starttransfer = 0;
   pro->timespent = 0;
   pro->t_redirect = 0;
 
   info->httpcode = 0;
-  info->httpversion=0;
-  info->filetime=-1; /* -1 is an illegal time and thus means unknown */
+  info->httpproxycode = 0;
+  info->httpversion = 0;
+  info->filetime = -1; /* -1 is an illegal time and thus means unknown */
+  info->timecond = FALSE;
 
-  if(info->contenttype)
-    free(info->contenttype);
+  free(info->contenttype);
   info->contenttype = NULL;
 
   info->header_size = 0;
   info->request_size = 0;
   info->numconnects = 0;
 
-  info->ip[0] = 0;
-  info->port = 0;
-  info->localip[0] = 0;
-  info->localport = 0;
+  info->conn_primary_ip[0] = '\0';
+  info->conn_local_ip[0] = '\0';
+  info->conn_primary_port = 0;
+  info->conn_local_port = 0;
 
   return CURLE_OK;
 }
 
-CURLcode Curl_getinfo(struct SessionHandle *data, CURLINFO info, ...)
+static CURLcode getinfo_char(struct SessionHandle *data, CURLINFO info,
+                             char **param_charp)
 {
-  va_list arg;
-  long *param_longp=NULL;
-  double *param_doublep=NULL;
-  char **param_charp=NULL;
-  struct curl_slist **param_slistp=NULL;
-  int type;
-  curl_socket_t sockfd;
-
-  union {
-    struct curl_certinfo * to_certinfo;
-    struct curl_slist    * to_slist;
-  } ptr;
-
-  if(!data)
-    return CURLE_BAD_FUNCTION_ARGUMENT;
-
-  va_start(arg, info);
-
-  type = CURLINFO_TYPEMASK & (int)info;
-  switch(type) {
-  case CURLINFO_STRING:
-    param_charp = va_arg(arg, char **);
-    if(NULL == param_charp)
-      return CURLE_BAD_FUNCTION_ARGUMENT;
+  switch(info) {
+  case CURLINFO_EFFECTIVE_URL:
+    *param_charp = data->change.url?data->change.url:(char *)"";
     break;
-  case CURLINFO_LONG:
-    param_longp = va_arg(arg, long *);
-    if(NULL == param_longp)
-      return CURLE_BAD_FUNCTION_ARGUMENT;
+  case CURLINFO_CONTENT_TYPE:
+    *param_charp = data->info.contenttype;
     break;
-  case CURLINFO_DOUBLE:
-    param_doublep = va_arg(arg, double *);
-    if(NULL == param_doublep)
-      return CURLE_BAD_FUNCTION_ARGUMENT;
+  case CURLINFO_PRIVATE:
+    *param_charp = (char *) data->set.private_data;
     break;
-  case CURLINFO_SLIST:
-    param_slistp = va_arg(arg, struct curl_slist **);
-    if(NULL == param_slistp)
-      return CURLE_BAD_FUNCTION_ARGUMENT;
+  case CURLINFO_FTP_ENTRY_PATH:
+    /* Return the entrypath string from the most recent connection.
+       This pointer was copied from the connectdata structure by FTP.
+       The actual string may be free()ed by subsequent libcurl calls so
+       it must be copied to a safer area before the next libcurl call.
+       Callers must never free it themselves. */
+    *param_charp = data->state.most_recent_ftp_entrypath;
+    break;
+  case CURLINFO_REDIRECT_URL:
+    /* Return the URL this request would have been redirected to if that
+       option had been enabled! */
+    *param_charp = data->info.wouldredirect;
+    break;
+  case CURLINFO_PRIMARY_IP:
+    /* Return the ip address of the most recent (primary) connection */
+    *param_charp = data->info.conn_primary_ip;
+    break;
+  case CURLINFO_LOCAL_IP:
+    /* Return the source/local ip address of the most recent (primary)
+       connection */
+    *param_charp = data->info.conn_local_ip;
     break;
+  case CURLINFO_RTSP_SESSION_ID:
+    *param_charp = data->set.str[STRING_RTSP_SESSION_ID];
+    break;
+
   default:
     return CURLE_BAD_FUNCTION_ARGUMENT;
   }
 
+  return CURLE_OK;
+}
+
+static CURLcode getinfo_long(struct SessionHandle *data, CURLINFO info,
+                             long *param_longp)
+{
+  curl_socket_t sockfd;
+
+  union {
+    unsigned long *to_ulong;
+    long          *to_long;
+  } lptr;
+
   switch(info) {
-  case CURLINFO_EFFECTIVE_URL:
-    *param_charp = data->change.url?data->change.url:(char *)"";
-    break;
   case CURLINFO_RESPONSE_CODE:
     *param_longp = data->info.httpcode;
     break;
@@ -140,6 +145,71 @@ CURLcode Curl_getinfo(struct SessionHandle *data, CURLINFO info, ...)
   case CURLINFO_REQUEST_SIZE:
     *param_longp = data->info.request_size;
     break;
+  case CURLINFO_SSL_VERIFYRESULT:
+    *param_longp = data->set.ssl.certverifyresult;
+    break;
+  case CURLINFO_REDIRECT_COUNT:
+    *param_longp = data->set.followlocation;
+    break;
+  case CURLINFO_HTTPAUTH_AVAIL:
+    lptr.to_long = param_longp;
+    *lptr.to_ulong = data->info.httpauthavail;
+    break;
+  case CURLINFO_PROXYAUTH_AVAIL:
+    lptr.to_long = param_longp;
+    *lptr.to_ulong = data->info.proxyauthavail;
+    break;
+  case CURLINFO_OS_ERRNO:
+    *param_longp = data->state.os_errno;
+    break;
+  case CURLINFO_NUM_CONNECTS:
+    *param_longp = data->info.numconnects;
+    break;
+  case CURLINFO_LASTSOCKET:
+    sockfd = Curl_getconnectinfo(data, NULL);
+
+    /* note: this is not a good conversion for systems with 64 bit sockets and
+       32 bit longs */
+    if(sockfd != CURL_SOCKET_BAD)
+      *param_longp = (long)sockfd;
+    else
+      /* this interface is documented to return -1 in case of badness, which
+         may not be the same as the CURL_SOCKET_BAD value */
+      *param_longp = -1;
+    break;
+  case CURLINFO_PRIMARY_PORT:
+    /* Return the (remote) port of the most recent (primary) connection */
+    *param_longp = data->info.conn_primary_port;
+    break;
+  case CURLINFO_LOCAL_PORT:
+    /* Return the local port of the most recent (primary) connection */
+    *param_longp = data->info.conn_local_port;
+    break;
+  case CURLINFO_CONDITION_UNMET:
+    /* return if the condition prevented the document to get transferred */
+    *param_longp = data->info.timecond ? 1L : 0L;
+    break;
+  case CURLINFO_RTSP_CLIENT_CSEQ:
+    *param_longp = data->state.rtsp_next_client_CSeq;
+    break;
+  case CURLINFO_RTSP_SERVER_CSEQ:
+    *param_longp = data->state.rtsp_next_server_CSeq;
+    break;
+  case CURLINFO_RTSP_CSEQ_RECV:
+    *param_longp = data->state.rtsp_CSeq_recv;
+    break;
+
+  default:
+    return CURLE_BAD_FUNCTION_ARGUMENT;
+  }
+
+  return CURLE_OK;
+}
+
+static CURLcode getinfo_double(struct SessionHandle *data, CURLINFO info,
+                               double *param_doublep)
+{
+  switch(info) {
   case CURLINFO_TOTAL_TIME:
     *param_doublep = data->progress.timespent;
     break;
@@ -170,9 +240,6 @@ CURLcode Curl_getinfo(struct SessionHandle *data, CURLINFO info, ...)
   case CURLINFO_SPEED_UPLOAD:
     *param_doublep = (double)data->progress.ulspeed;
     break;
-  case CURLINFO_SSL_VERIFYRESULT:
-    *param_longp = data->set.ssl.certverifyresult;
-    break;
   case CURLINFO_CONTENT_LENGTH_DOWNLOAD:
     *param_doublep = (data->progress.flags & PGRS_DL_SIZE_KNOWN)?
       (double)data->progress.size_dl:-1;
@@ -184,100 +251,132 @@ CURLcode Curl_getinfo(struct SessionHandle *data, CURLINFO info, ...)
   case CURLINFO_REDIRECT_TIME:
     *param_doublep =  data->progress.t_redirect;
     break;
-  case CURLINFO_REDIRECT_COUNT:
-    *param_longp = data->set.followlocation;
-    break;
-  case CURLINFO_CONTENT_TYPE:
-    *param_charp = data->info.contenttype;
-    break;
-  case CURLINFO_PRIVATE:
-    *param_charp = (char *) data->set.private_data;
-    break;
-  case CURLINFO_HTTPAUTH_AVAIL:
-    *param_longp = data->info.httpauthavail;
-    break;
-  case CURLINFO_PROXYAUTH_AVAIL:
-    *param_longp = data->info.proxyauthavail;
-    break;
-  case CURLINFO_OS_ERRNO:
-    *param_longp = data->state.os_errno;
-    break;
-  case CURLINFO_NUM_CONNECTS:
-    *param_longp = data->info.numconnects;
-    break;
+
+  default:
+    return CURLE_BAD_FUNCTION_ARGUMENT;
+  }
+
+  return CURLE_OK;
+}
+
+static CURLcode getinfo_slist(struct SessionHandle *data, CURLINFO info,
+                              struct curl_slist **param_slistp)
+{
+  union {
+    struct curl_certinfo *to_certinfo;
+    struct curl_slist    *to_slist;
+  } ptr;
+
+  switch(info) {
   case CURLINFO_SSL_ENGINES:
     *param_slistp = Curl_ssl_engines_list(data);
     break;
   case CURLINFO_COOKIELIST:
     *param_slistp = Curl_cookie_list(data);
     break;
-  case CURLINFO_FTP_ENTRY_PATH:
-    /* Return the entrypath string from the most recent connection.
-       This pointer was copied from the connectdata structure by FTP.
-       The actual string may be free()ed by subsequent libcurl calls so
-       it must be copied to a safer area before the next libcurl call.
-       Callers must never free it themselves. */
-    *param_charp = data->state.most_recent_ftp_entrypath;
-    break;
-  case CURLINFO_LASTSOCKET:
-    sockfd = Curl_getconnectinfo(data, NULL);
-
-    /* note: this is not a good conversion for systems with 64 bit sockets and
-       32 bit longs */
-    if(sockfd != CURL_SOCKET_BAD)
-      *param_longp = (long)sockfd;
-    else
-      /* this interface is documented to return -1 in case of badness, which
-         may not be the same as the CURL_SOCKET_BAD value */
-      *param_longp = -1;
-    break;
-  case CURLINFO_REDIRECT_URL:
-    /* Return the URL this request would have been redirected to if that
-       option had been enabled! */
-    *param_charp = data->info.wouldredirect;
-    break;
-  case CURLINFO_PRIMARY_IP:
-    /* Return the ip address of the most recent (primary) connection */
-    *param_charp = data->info.ip;
-    break;
-  case CURLINFO_PRIMARY_PORT:
-    /* Return the (remote) port of the most recent (primary) connection */
-    *param_longp = data->info.port;
-    break;
-  case CURLINFO_LOCAL_IP:
-    /* Return the source/local ip address of the most recent (primary)
-       connection */
-    *param_charp = data->info.localip;
-    break;
-  case CURLINFO_LOCAL_PORT:
-    /* Return the local port of the most recent (primary) connection */
-    *param_longp = data->info.localport;
-    break;
   case CURLINFO_CERTINFO:
     /* Return the a pointer to the certinfo struct. Not really an slist
        pointer but we can pretend it is here */
     ptr.to_certinfo = &data->info.certs;
     *param_slistp = ptr.to_slist;
     break;
-  case CURLINFO_CONDITION_UNMET:
-    /* return if the condition prevented the document to get transfered */
-    *param_longp = data->info.timecond;
+  case CURLINFO_TLS_SESSION:
+    {
+      struct curl_tlssessioninfo **tsip = (struct curl_tlssessioninfo **)
+                                          param_slistp;
+      struct curl_tlssessioninfo *tsi = &data->tsi;
+      struct connectdata *conn = data->easy_conn;
+      unsigned int sockindex = 0;
+      void *internals = NULL;
+
+      *tsip = tsi;
+      tsi->backend = CURLSSLBACKEND_NONE;
+      tsi->internals = NULL;
+
+      if(!conn)
+        break;
+
+      /* Find the active ("in use") SSL connection, if any */
+      while((sockindex < sizeof(conn->ssl) / sizeof(conn->ssl[0])) &&
+            (!conn->ssl[sockindex].use))
+        sockindex++;
+
+      if(sockindex == sizeof(conn->ssl) / sizeof(conn->ssl[0]))
+        break; /* no SSL session found */
+
+      /* Return the TLS session information from the relevant backend */
+#ifdef USE_OPENSSL
+      internals = conn->ssl[sockindex].ctx;
+#endif
+#ifdef USE_GNUTLS
+      internals = conn->ssl[sockindex].session;
+#endif
+#ifdef USE_NSS
+      internals = conn->ssl[sockindex].handle;
+#endif
+#ifdef USE_GSKIT
+      internals = conn->ssl[sockindex].handle;
+#endif
+      if(internals) {
+        tsi->backend = Curl_ssl_backend();
+        tsi->internals = internals;
+      }
+      /* NOTE: For other SSL backends, it is not immediately clear what data
+         to return from 'struct ssl_connect_data'; thus, for now we keep the
+         backend as CURLSSLBACKEND_NONE in those cases, which should be
+         interpreted as "not supported" */
+    }
     break;
-  case CURLINFO_RTSP_SESSION_ID:
-    *param_charp = data->set.str[STRING_RTSP_SESSION_ID];
+  default:
+    return CURLE_BAD_FUNCTION_ARGUMENT;
+  }
+
+  return CURLE_OK;
+}
+
+CURLcode Curl_getinfo(struct SessionHandle *data, CURLINFO info, ...)
+{
+  va_list arg;
+  long *param_longp = NULL;
+  double *param_doublep = NULL;
+  char **param_charp = NULL;
+  struct curl_slist **param_slistp = NULL;
+  int type;
+  /* default return code is to error out! */
+  CURLcode result = CURLE_BAD_FUNCTION_ARGUMENT;
+
+  if(!data)
+    return result;
+
+  va_start(arg, info);
+
+  type = CURLINFO_TYPEMASK & (int)info;
+  switch(type) {
+  case CURLINFO_STRING:
+    param_charp = va_arg(arg, char **);
+    if(param_charp)
+      result = getinfo_char(data, info, param_charp);
     break;
-  case CURLINFO_RTSP_CLIENT_CSEQ:
-    *param_longp = data->state.rtsp_next_client_CSeq;
+  case CURLINFO_LONG:
+    param_longp = va_arg(arg, long *);
+    if(param_longp)
+      result = getinfo_long(data, info, param_longp);
     break;
-  case CURLINFO_RTSP_SERVER_CSEQ:
-    *param_longp = data->state.rtsp_next_server_CSeq;
+  case CURLINFO_DOUBLE:
+    param_doublep = va_arg(arg, double *);
+    if(param_doublep)
+      result = getinfo_double(data, info, param_doublep);
     break;
-  case CURLINFO_RTSP_CSEQ_RECV:
-    *param_longp = data->state.rtsp_CSeq_recv;
+  case CURLINFO_SLIST:
+    param_slistp = va_arg(arg, struct curl_slist **);
+    if(param_slistp)
+      result = getinfo_slist(data, info, param_slistp);
     break;
-
   default:
-    return CURLE_BAD_FUNCTION_ARGUMENT;
+    break;
   }
-  return CURLE_OK;
+
+  va_end(arg);
+
+  return result;
 }