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-rw-r--r--deactivated/test-curl/test/src/example.c383
1 files changed, 0 insertions, 383 deletions
diff --git a/deactivated/test-curl/test/src/example.c b/deactivated/test-curl/test/src/example.c
deleted file mode 100644
index f5496af..0000000
--- a/deactivated/test-curl/test/src/example.c
+++ /dev/null
@@ -1,383 +0,0 @@
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <sys/time.h>
-#include <time.h>
-#include <unistd.h>
-#include <sys/poll.h>
-#include <curl/curl.h>
-#include <event2/event.h>
-#include <fcntl.h>
-#include <sys/stat.h>
-#include <errno.h>
-
-
-#define MSG_OUT stdout
-
-
-/* Global information, common to all connections */
-typedef struct _GlobalInfo
-{
- struct event_base *evbase;
- struct event *fifo_event;
- struct event *timer_event;
- CURLM *multi;
- int still_running;
- FILE *input;
-} GlobalInfo;
-
-
-/* Information associated with a specific easy handle */
-typedef struct _ConnInfo
-{
- CURL *easy;
- char *url;
- GlobalInfo *global;
- char error[CURL_ERROR_SIZE];
-} ConnInfo;
-
-
-/* Information associated with a specific socket */
-typedef struct _SockInfo
-{
- curl_socket_t sockfd;
- CURL *easy;
- int action;
- long timeout;
- struct event *ev;
- int evset;
- GlobalInfo *global;
-} SockInfo;
-
-
-
-/* Update the event timer after curl_multi library calls */
-static int multi_timer_cb(CURLM *multi, long timeout_ms, GlobalInfo *g)
-{
- struct timeval timeout;
- (void)multi; /* unused */
-
- timeout.tv_sec = timeout_ms/1000;
- timeout.tv_usec = (timeout_ms%1000)*1000;
- fprintf(MSG_OUT, "multi_timer_cb: Setting timeout to %ld ms\n", timeout_ms);
- evtimer_add(g->timer_event, &timeout);
- return 0;
-}
-
-/* Die if we get a bad CURLMcode somewhere */
-static void mcode_or_die(const char *where, CURLMcode code)
-{
- if(CURLM_OK != code) {
- const char *s;
- switch(code) {
- case CURLM_BAD_HANDLE: s="CURLM_BAD_HANDLE"; break;
- case CURLM_BAD_EASY_HANDLE: s="CURLM_BAD_EASY_HANDLE"; break;
- case CURLM_OUT_OF_MEMORY: s="CURLM_OUT_OF_MEMORY"; break;
- case CURLM_INTERNAL_ERROR: s="CURLM_INTERNAL_ERROR"; break;
- case CURLM_UNKNOWN_OPTION: s="CURLM_UNKNOWN_OPTION"; break;
- case CURLM_LAST: s="CURLM_LAST"; break;
- default: s="CURLM_unknown";
- break;
- case CURLM_BAD_SOCKET: s="CURLM_BAD_SOCKET";
- fprintf(MSG_OUT, "ERROR: %s returns %s\n", where, s);
- /* ignore this error */
- return;
- }
- fprintf(MSG_OUT, "ERROR: %s returns %s\n", where, s);
- exit(code);
- }
-}
-
-
-
-/* Check for completed transfers, and remove their easy handles */
-static void check_multi_info(GlobalInfo *g)
-{
- char *eff_url;
- CURLMsg *msg;
- int msgs_left;
- ConnInfo *conn;
- CURL *easy;
- CURLcode res;
-
- fprintf(MSG_OUT, "REMAINING: %d\n", g->still_running);
- while((msg = curl_multi_info_read(g->multi, &msgs_left))) {
- if(msg->msg == CURLMSG_DONE) {
- easy = msg->easy_handle;
- res = msg->data.result;
- curl_easy_getinfo(easy, CURLINFO_PRIVATE, &conn);
- curl_easy_getinfo(easy, CURLINFO_EFFECTIVE_URL, &eff_url);
- fprintf(MSG_OUT, "DONE: %s => (%d) %s\n", eff_url, res, conn->error);
- curl_multi_remove_handle(g->multi, easy);
- free(conn->url);
- curl_easy_cleanup(easy);
- free(conn);
- }
- }
-}
-
-
-
-/* Called by libevent when we get action on a multi socket */
-static void event_cb(int fd, short kind, void *userp)
-{
- GlobalInfo *g = (GlobalInfo*) userp;
- CURLMcode rc;
-
- int action =
- (kind & EV_READ ? CURL_CSELECT_IN : 0) |
- (kind & EV_WRITE ? CURL_CSELECT_OUT : 0);
-
- rc = curl_multi_socket_action(g->multi, fd, action, &g->still_running);
- mcode_or_die("event_cb: curl_multi_socket_action", rc);
-
- check_multi_info(g);
- if(g->still_running <= 0) {
- fprintf(MSG_OUT, "last transfer done, kill timeout\n");
- if(evtimer_pending(g->timer_event, NULL)) {
- evtimer_del(g->timer_event);
- }
- }
-}
-
-
-
-/* Called by libevent when our timeout expires */
-static void timer_cb(int fd, short kind, void *userp)
-{
- GlobalInfo *g = (GlobalInfo *)userp;
- CURLMcode rc;
- (void)fd;
- (void)kind;
-
- rc = curl_multi_socket_action(g->multi,
- CURL_SOCKET_TIMEOUT, 0, &g->still_running);
- mcode_or_die("timer_cb: curl_multi_socket_action", rc);
- check_multi_info(g);
-}
-
-
-
-/* Clean up the SockInfo structure */
-static void remsock(SockInfo *f)
-{
- if(f) {
- if(f->evset)
- event_free(f->ev);
- free(f);
- }
-}
-
-
-
-/* Assign information to a SockInfo structure */
-static void setsock(SockInfo *f, curl_socket_t s, CURL *e, int act,
- GlobalInfo *g)
-{
- int kind =
- (act&CURL_POLL_IN?EV_READ:0)|(act&CURL_POLL_OUT?EV_WRITE:0)|EV_PERSIST;
-
- f->sockfd = s;
- f->action = act;
- f->easy = e;
- if(f->evset)
- event_free(f->ev);
- f->ev = event_new(g->evbase, f->sockfd, kind, event_cb, g);
- f->evset = 1;
- event_add(f->ev, NULL);
-}
-
-
-
-/* Initialize a new SockInfo structure */
-static void addsock(curl_socket_t s, CURL *easy, int action, GlobalInfo *g)
-{
- SockInfo *fdp = calloc(sizeof(SockInfo), 1);
-
- fdp->global = g;
- setsock(fdp, s, easy, action, g);
- curl_multi_assign(g->multi, s, fdp);
-}
-
-/* CURLMOPT_SOCKETFUNCTION */
-static int sock_cb(CURL *e, curl_socket_t s, int what, void *cbp, void *sockp)
-{
- GlobalInfo *g = (GlobalInfo*) cbp;
- SockInfo *fdp = (SockInfo*) sockp;
- const char *whatstr[]={ "none", "IN", "OUT", "INOUT", "REMOVE" };
-
- fprintf(MSG_OUT,
- "socket callback: s=%d e=%p what=%s ", s, e, whatstr[what]);
- if(what == CURL_POLL_REMOVE) {
- fprintf(MSG_OUT, "\n");
- remsock(fdp);
- }
- else {
- if(!fdp) {
- fprintf(MSG_OUT, "Adding data: %s\n", whatstr[what]);
- addsock(s, e, what, g);
- }
- else {
- fprintf(MSG_OUT,
- "Changing action from %s to %s\n",
- whatstr[fdp->action], whatstr[what]);
- setsock(fdp, s, e, what, g);
- }
- }
- return 0;
-}
-
-
-
-/* CURLOPT_WRITEFUNCTION */
-static size_t write_cb(void *ptr, size_t size, size_t nmemb, void *data)
-{
- size_t realsize = size * nmemb;
- ConnInfo *conn = (ConnInfo*) data;
- (void)ptr;
- (void)conn;
- return realsize;
-}
-
-
-/* CURLOPT_PROGRESSFUNCTION */
-static int prog_cb(void *p, double dltotal, double dlnow, double ult,
- double uln)
-{
- ConnInfo *conn = (ConnInfo *)p;
- (void)ult;
- (void)uln;
-
- fprintf(MSG_OUT, "Progress: %s (%g/%g)\n", conn->url, dlnow, dltotal);
- return 0;
-}
-
-
-/* Create a new easy handle, and add it to the global curl_multi */
-static void new_conn(char *url, GlobalInfo *g)
-{
- ConnInfo *conn;
- CURLMcode rc;
-
- conn = calloc(1, sizeof(ConnInfo));
- memset(conn, 0, sizeof(ConnInfo));
- conn->error[0]='\0';
-
- conn->easy = curl_easy_init();
- if(!conn->easy) {
- fprintf(MSG_OUT, "curl_easy_init() failed, exiting!\n");
- exit(2);
- }
- conn->global = g;
- conn->url = strdup(url);
- curl_easy_setopt(conn->easy, CURLOPT_URL, conn->url);
- curl_easy_setopt(conn->easy, CURLOPT_WRITEFUNCTION, write_cb);
- curl_easy_setopt(conn->easy, CURLOPT_WRITEDATA, conn);
- curl_easy_setopt(conn->easy, CURLOPT_VERBOSE, 1L);
- curl_easy_setopt(conn->easy, CURLOPT_ERRORBUFFER, conn->error);
- curl_easy_setopt(conn->easy, CURLOPT_PRIVATE, conn);
- curl_easy_setopt(conn->easy, CURLOPT_NOPROGRESS, 0L);
- curl_easy_setopt(conn->easy, CURLOPT_PROGRESSFUNCTION, prog_cb);
- curl_easy_setopt(conn->easy, CURLOPT_PROGRESSDATA, conn);
- fprintf(MSG_OUT,
- "Adding easy %p to multi %p (%s)\n", conn->easy, g->multi, url);
- rc = curl_multi_add_handle(g->multi, conn->easy);
- mcode_or_die("new_conn: curl_multi_add_handle", rc);
-
- /* note that the add_handle() will set a time-out to trigger very soon so
- that the necessary socket_action() call will be called by this app */
-}
-
-/* This gets called whenever data is received from the fifo */
-static void fifo_cb(int fd, short event, void *arg)
-{
- char s[1024];
- long int rv=0;
- int n=0;
- GlobalInfo *g = (GlobalInfo *)arg;
- (void)fd; /* unused */
- (void)event; /* unused */
-
- do {
- s[0]='\0';
- rv=fscanf(g->input, "%1023s%n", s, &n);
- s[n]='\0';
- if(n && s[0]) {
- new_conn(s, arg); /* if we read a URL, go get it! */
- }
- else
- break;
- } while(rv != EOF);
-}
-
-/* Create a named pipe and tell libevent to monitor it */
-static const char *fifo = "hiper.fifo";
-static int init_fifo(GlobalInfo *g)
-{
- struct stat st;
- curl_socket_t sockfd;
-
- fprintf(MSG_OUT, "Creating named pipe \"%s\"\n", fifo);
- if(lstat (fifo, &st) == 0) {
- if((st.st_mode & S_IFMT) == S_IFREG) {
- errno = EEXIST;
- perror("lstat");
- exit(1);
- }
- }
- unlink(fifo);
- if(mkfifo (fifo, 0600) == -1) {
- perror("mkfifo");
- exit(1);
- }
- sockfd = open(fifo, O_RDWR | O_NONBLOCK, 0);
- if(sockfd == -1) {
- perror("open");
- exit(1);
- }
- g->input = fdopen(sockfd, "r");
-
- fprintf(MSG_OUT, "Now, pipe some URL's into > %s\n", fifo);
- g->fifo_event = event_new(g->evbase, sockfd, EV_READ|EV_PERSIST, fifo_cb, g);
- event_add(g->fifo_event, NULL);
- return (0);
-}
-
-static void clean_fifo(GlobalInfo *g)
-{
- event_free(g->fifo_event);
- fclose(g->input);
- unlink(fifo);
-}
-
-int main(int argc, char **argv)
-{
- GlobalInfo g;
- (void)argc;
- (void)argv;
-
- memset(&g, 0, sizeof(GlobalInfo));
- g.evbase = event_base_new();
- init_fifo(&g);
- g.multi = curl_multi_init();
- g.timer_event = evtimer_new(g.evbase, timer_cb, &g);
-
- /* setup the generic multi interface options we want */
- curl_multi_setopt(g.multi, CURLMOPT_SOCKETFUNCTION, sock_cb);
- curl_multi_setopt(g.multi, CURLMOPT_SOCKETDATA, &g);
- curl_multi_setopt(g.multi, CURLMOPT_TIMERFUNCTION, multi_timer_cb);
- curl_multi_setopt(g.multi, CURLMOPT_TIMERDATA, &g);
-
- /* we don't call any curl_multi_socket*() function yet as we have no handles
- added! */
-
- event_base_dispatch(g.evbase);
-
- /* this, of course, won't get called since only way to stop this program is
- via ctrl-C, but it is here to show how cleanup /would/ be done. */
- clean_fifo(&g);
- event_free(g.timer_event);
- event_base_free(g.evbase);
- curl_multi_cleanup(g.multi);
- return 0;
-}
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