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-rw-r--r--docs/examples/http2-upload.c76
1 files changed, 32 insertions, 44 deletions
diff --git a/docs/examples/http2-upload.c b/docs/examples/http2-upload.c
index 2717998ca..45864cf3e 100644
--- a/docs/examples/http2-upload.c
+++ b/docs/examples/http2-upload.c
@@ -45,20 +45,12 @@
#define NUM_HANDLES 1000
-static void *curl_hnd[NUM_HANDLES];
-static int num_transfers;
-
-/* a handle to number lookup, highly ineffective when we do many
- transfers... */
-static int hnd2num(CURL *hnd)
-{
- int i;
- for(i = 0; i< num_transfers; i++) {
- if(curl_hnd[i] == hnd)
- return i;
- }
- return 0; /* weird, but just a fail-safe */
-}
+struct input {
+ FILE *in;
+ size_t bytes_read; /* count up */
+ CURL *hnd;
+ int num;
+};
static
void dump(const char *text, int num, unsigned char *ptr, size_t size,
@@ -115,15 +107,14 @@ int my_trace(CURL *handle, curl_infotype type,
{
char timebuf[60];
const char *text;
- int num = hnd2num(handle);
+ struct input *i = (struct input *)userp;
+ int num = i->num;
static time_t epoch_offset;
static int known_offset;
struct timeval tv;
time_t secs;
struct tm *now;
-
(void)handle; /* prevent compiler warning */
- (void)userp;
gettimeofday(&tv, NULL);
if(!known_offset) {
@@ -166,12 +157,6 @@ int my_trace(CURL *handle, curl_infotype type,
return 0;
}
-struct input {
- FILE *in;
- size_t bytes_read; /* count up */
- CURL *hnd;
-};
-
static size_t read_callback(void *ptr, size_t size, size_t nmemb, void *userp)
{
struct input *i = userp;
@@ -180,16 +165,17 @@ static size_t read_callback(void *ptr, size_t size, size_t nmemb, void *userp)
return retcode;
}
-static struct input indata[NUM_HANDLES];
-
-static void setup(CURL *hnd, int num, const char *upload)
+static void setup(struct input *i, int num, const char *upload)
{
FILE *out;
char url[256];
char filename[128];
struct stat file_info;
curl_off_t uploadsize;
+ CURL *hnd;
+ hnd = i->hnd = curl_easy_init();
+ i->num = num;
snprintf(filename, 128, "dl-%d", num);
out = fopen(filename, "wb");
@@ -199,8 +185,7 @@ static void setup(CURL *hnd, int num, const char *upload)
stat(upload, &file_info);
uploadsize = file_info.st_size;
- indata[num].in = fopen(upload, "rb");
- indata[num].hnd = hnd;
+ i->in = fopen(upload, "rb");
/* write to this file */
curl_easy_setopt(hnd, CURLOPT_WRITEDATA, out);
@@ -208,7 +193,7 @@ static void setup(CURL *hnd, int num, const char *upload)
/* we want to use our own read function */
curl_easy_setopt(hnd, CURLOPT_READFUNCTION, read_callback);
/* read from this file */
- curl_easy_setopt(hnd, CURLOPT_READDATA, &indata[num]);
+ curl_easy_setopt(hnd, CURLOPT_READDATA, i);
/* provide the size of the upload */
curl_easy_setopt(hnd, CURLOPT_INFILESIZE_LARGE, uploadsize);
@@ -221,6 +206,7 @@ static void setup(CURL *hnd, int num, const char *upload)
/* please be verbose */
curl_easy_setopt(hnd, CURLOPT_VERBOSE, 1L);
curl_easy_setopt(hnd, CURLOPT_DEBUGFUNCTION, my_trace);
+ curl_easy_setopt(hnd, CURLOPT_DEBUGDATA, i);
/* HTTP/2 please */
curl_easy_setopt(hnd, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_2_0);
@@ -233,8 +219,6 @@ static void setup(CURL *hnd, int num, const char *upload)
/* wait for pipe connection to confirm */
curl_easy_setopt(hnd, CURLOPT_PIPEWAIT, 1L);
#endif
-
- curl_hnd[num] = hnd;
}
/*
@@ -242,33 +226,35 @@ static void setup(CURL *hnd, int num, const char *upload)
*/
int main(int argc, char **argv)
{
- CURL *easy[NUM_HANDLES];
+ struct input trans[NUM_HANDLES];
CURLM *multi_handle;
int i;
int still_running = 0; /* keep number of running handles */
const char *filename = "index.html";
+ int num_transfers;
- if(argc > 1)
+ if(argc > 1) {
/* if given a number, do that many transfers */
num_transfers = atoi(argv[1]);
- if(argc > 2)
- /* if given a file name, upload this! */
- filename = argv[2];
+ if(!num_transfers || (num_transfers > NUM_HANDLES))
+ num_transfers = 3; /* a suitable low default */
- if(!num_transfers || (num_transfers > NUM_HANDLES))
- num_transfers = 3; /* a suitable low default */
+ if(argc > 2)
+ /* if given a file name, upload this! */
+ filename = argv[2];
+ }
+ else
+ num_transfers = 3;
/* init a multi stack */
multi_handle = curl_multi_init();
for(i = 0; i<num_transfers; i++) {
- easy[i] = curl_easy_init();
- /* set options */
- setup(easy[i], i, filename);
+ setup(&trans[i], i, filename);
/* add the individual transfer */
- curl_multi_add_handle(multi_handle, easy[i]);
+ curl_multi_add_handle(multi_handle, trans[i].hnd);
}
curl_multi_setopt(multi_handle, CURLMOPT_PIPELINING, CURLPIPE_MULTIPLEX);
@@ -352,8 +338,10 @@ int main(int argc, char **argv)
curl_multi_cleanup(multi_handle);
- for(i = 0; i<num_transfers; i++)
- curl_easy_cleanup(easy[i]);
+ for(i = 0; i<num_transfers; i++) {
+ curl_multi_remove_handle(multi_handle, trans[i].hnd);
+ curl_easy_cleanup(trans[i].hnd);
+ }
return 0;
}