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// RUN: %clangxx_msan %s -DSEND -DPOISON -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=SEND
// RUN: %clangxx_msan %s -DSENDTO -DPOISON -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=SENDTO
// RUN: %clangxx_msan %s -DSENDMSG -DPOISON -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=SENDMSG
// RUN: %clangxx_msan %s -DSEND -o %t && %run %t 2>&1 | FileCheck %s --check-prefix=NEGATIVE
// RUN: %clangxx_msan %s -DSENDTO -o %t && %run %t 2>&1 | FileCheck %s --check-prefix=NEGATIVE
// RUN: %clangxx_msan %s -DSENDMSG -o %t && %run %t 2>&1 | FileCheck %s --check-prefix=NEGATIVE
// RUN: %clangxx_msan %s -DSEND -DPOISON -o %t && \
// RUN: MSAN_OPTIONS=intercept_send=0 %run %t 2>&1 | FileCheck %s --check-prefix=NEGATIVE
// RUN: %clangxx_msan %s -DSENDTO -DPOISON -o %t && \
// RUN: MSAN_OPTIONS=intercept_send=0 %run %t 2>&1 | FileCheck %s --check-prefix=NEGATIVE
// RUN: %clangxx_msan %s -DSENDMSG -DPOISON -o %t && \
// RUN: MSAN_OPTIONS=intercept_send=0 %run %t 2>&1 | FileCheck %s --check-prefix=NEGATIVE
// UNSUPPORTED: android
#include <assert.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <netdb.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sanitizer/msan_interface.h>
const int kBufSize = 10;
int sockfd;
int main() {
int ret;
char buf[kBufSize] = {0};
pthread_t client_thread;
struct sockaddr_in serveraddr;
sockfd = socket(AF_INET, SOCK_DGRAM, 0);
memset(&serveraddr, 0, sizeof(serveraddr));
serveraddr.sin_family = AF_INET;
serveraddr.sin_addr.s_addr = htonl(INADDR_ANY);
serveraddr.sin_port = 0;
bind(sockfd, (struct sockaddr *)&serveraddr, sizeof(serveraddr));
socklen_t addrlen = sizeof(serveraddr);
getsockname(sockfd, (struct sockaddr *)&serveraddr, &addrlen);
#if defined(POISON)
__msan_poison(buf + 7, 1);
#endif
#if defined(SENDMSG)
struct iovec iov[2] = {{buf, 5}, {buf + 5, 5}};
struct msghdr msg;
msg.msg_name = &serveraddr;
msg.msg_namelen = addrlen;
msg.msg_iov = iov;
msg.msg_iovlen = 2;
msg.msg_control = 0;
msg.msg_controllen = 0;
msg.msg_flags = 0;
#endif
#if defined(SEND)
ret = connect(sockfd, (struct sockaddr *)&serveraddr, addrlen);
assert(ret == 0);
ret = send(sockfd, buf, kBufSize, 0);
// SEND: Uninitialized bytes in __interceptor_send at offset 7 inside [{{.*}}, 10)
assert(ret > 0);
#elif defined(SENDTO)
ret =
sendto(sockfd, buf, kBufSize, 0, (struct sockaddr *)&serveraddr, addrlen);
// SENDTO: Uninitialized bytes in __interceptor_sendto at offset 7 inside [{{.*}}, 10)
assert(ret > 0);
#elif defined(SENDMSG)
ret = sendmsg(sockfd, &msg, 0);
// SENDMSG: Uninitialized bytes in {{.*}} at offset 2 inside [{{.*}}, 5)
assert(ret > 0);
#endif
fprintf(stderr, "== done\n");
// NEGATIVE: == done
return 0;
}
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