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Fix invalid calculation of total size of bytes to send and recv (#1162)

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The total size of bytes to send and recv should be set to 0 before calculation,
but not including the size of iovec_app_t structure.
This commit is contained in:
liang.he
2022-05-10 10:43:34 +08:00
committed by GitHub
parent 3ba2d7e7de
commit ceaf7dc660
3 changed files with 10 additions and 9 deletions
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11
samples/socket-api/wasm-src/send_recv.c
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@ -2,8 +2,8 @@
* Copyright (C) 2019 Intel Corporation. All rights reserved.
* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
*/
#include <arpa/inet.h>
#include <assert.h>
#include <netinet/in.h>
#include <pthread.h>
#include <stdbool.h>
@ -109,7 +109,8 @@ run_as_client(void *arg)
{
int sock = -1;
struct sockaddr_in addr = { 0 };
char buf[256] = { 0 };
/* buf of server is 106 bytes */
char buf[110] = { 0 };
struct iovec iov = { .iov_base = buf, .iov_len = sizeof(buf) };
struct msghdr msg = { .msg_iov = &iov, .msg_iovlen = 1 };
ssize_t recv_len = 0;
@ -145,11 +146,11 @@ run_as_client(void *arg)
}
printf("Receive %ld bytes successlly!\n", recv_len);
printf("Data:\n");
assert(recv_len == 106);
uint8_t i = 0;
printf("Data:\n");
char *s = msg.msg_iov->iov_base;
for (i = 0; i < 6; i++) {
while (strlen(s) > 0) {
printf(" %s\n", s);
s += strlen(s) + 1;
}