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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /nsprpub/pr/tests/forktest.c | |
parent | Initial commit. (diff) | |
download | firefox-e51783d008170d9ab27d25da98ca3a38b0a41b67.tar.xz firefox-e51783d008170d9ab27d25da98ca3a38b0a41b67.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'nsprpub/pr/tests/forktest.c')
-rw-r--r-- | nsprpub/pr/tests/forktest.c | 254 |
1 files changed, 254 insertions, 0 deletions
diff --git a/nsprpub/pr/tests/forktest.c b/nsprpub/pr/tests/forktest.c new file mode 100644 index 0000000000..a6d4bc4bb4 --- /dev/null +++ b/nsprpub/pr/tests/forktest.c @@ -0,0 +1,254 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +/*********************************************************************** +** +** Name: forktest.c +** +** Description: UNIX test for fork functions. +** +** Modification History: +** 15-May-97 AGarcia- Converted the test to accomodate the debug_mode flag. +** The debug mode will print all of the printfs associated with this test. +** The regress mode will be the default mode. Since the regress tool limits +** the output to a one line status:PASS or FAIL,all of the printf statements +** have been handled with an if (debug_mode) statement. +** 04-June-97 AGarcia removed the Test_Result function. Regress tool has been updated to +** recognize the return code from tha main program. +** 12-June-97 AGarcic - Revert to return code 0 and 1, remove debug option (obsolete). +***********************************************************************/ + +/*********************************************************************** +** Includes +***********************************************************************/ +/* Used to get the command line option */ +#include "plgetopt.h" + +#include "nspr.h" +#include <string.h> +#include <stdio.h> +#include <stdlib.h> + +PRIntn failed_already=0; + +#ifdef XP_UNIX + +#include <sys/types.h> +#include <sys/wait.h> +#include <unistd.h> +#include <errno.h> + +static char *message = "Hello world!"; + +static void +ClientThreadFunc(void *arg) +{ + PRNetAddr addr; + PRFileDesc *sock = NULL; + PRInt32 tmp = (PRInt32)arg; + + /* + * Make sure the PR_Accept call will block + */ + + printf("Wait one second before connect\n"); + fflush(stdout); + PR_Sleep(PR_SecondsToInterval(1)); + + addr.inet.family = AF_INET; + addr.inet.ip = PR_htonl(INADDR_ANY); + addr.inet.port = 0; + if ((sock = PR_NewTCPSocket()) == NULL) { + fprintf(stderr, "failed to create TCP socket: error code %d\n", + PR_GetError()); + failed_already = 1; + goto finish; + } + if (PR_Bind(sock, &addr) != PR_SUCCESS) { + fprintf(stderr, "PR_Bind failed: error code %d\n", + PR_GetError()); + failed_already = 1; + goto finish; + } + addr.inet.ip = PR_htonl(INADDR_LOOPBACK); + addr.inet.port = PR_htons((PRInt16)tmp); + printf("Connecting to port %hu\n", PR_ntohs(addr.inet.port)); + fflush(stdout); + if (PR_Connect(sock, &addr, PR_SecondsToInterval(5)) != + PR_SUCCESS) { + fprintf(stderr, "PR_Connect failed: error code %d\n", + PR_GetError()); + failed_already = 1; + goto finish; + } + printf("Writing message \"%s\"\n", message); + fflush(stdout); + if (PR_Send(sock, message, strlen(message) + 1, 0, PR_INTERVAL_NO_TIMEOUT) == + -1) { + fprintf(stderr, "PR_Send failed: error code %d\n", + PR_GetError()); + failed_already = 1; + goto finish; + } +finish: + if (sock) { + PR_Close(sock); + } + return; +} + +/* + * DoIO -- + * This function creates a thread that acts as a client and itself. + * acts as a server. Then it joins the client thread. + */ +static void +DoIO(void) +{ + PRThread *clientThread; + PRFileDesc *listenSock = NULL; + PRFileDesc *sock = NULL; + PRNetAddr addr; + PRInt32 nBytes; + char buf[128]; + + listenSock = PR_NewTCPSocket(); + if (!listenSock) { + fprintf(stderr, "failed to create a TCP socket: error code %d\n", + PR_GetError()); + failed_already = 1; + goto finish; + } + addr.inet.family = AF_INET; + addr.inet.ip = PR_htonl(INADDR_ANY); + addr.inet.port = 0; + if (PR_Bind(listenSock, &addr) == PR_FAILURE) { + fprintf(stderr, "failed to bind socket: error code %d\n", + PR_GetError()); + failed_already = 1; + goto finish; + } + if (PR_GetSockName(listenSock, &addr) == PR_FAILURE) { + fprintf(stderr, "failed to get socket port number: error code %d\n", + PR_GetError()); + failed_already = 1; + goto finish; + } + if (PR_Listen(listenSock, 5) == PR_FAILURE) { + fprintf(stderr, "PR_Listen failed: error code %d\n", + PR_GetError()); + failed_already = 1; + goto finish; + } + clientThread = PR_CreateThread( PR_USER_THREAD, ClientThreadFunc, + (void *) PR_ntohs(addr.inet.port), PR_PRIORITY_NORMAL, PR_LOCAL_THREAD, + PR_JOINABLE_THREAD, 0); + if (clientThread == NULL) { + fprintf(stderr, "Cannot create client thread: (%d, %d)\n", + PR_GetError(), PR_GetOSError()); + failed_already = 1; + goto finish; + } + printf("Accepting connection at port %hu\n", PR_ntohs(addr.inet.port)); + fflush(stdout); + sock = PR_Accept(listenSock, &addr, PR_SecondsToInterval(5)); + if (!sock) { + fprintf(stderr, "PR_Accept failed: error code %d\n", + PR_GetError()); + failed_already = 1; + goto finish; + } + nBytes = PR_Recv(sock, buf, sizeof(buf), 0, PR_INTERVAL_NO_TIMEOUT); + if (nBytes == -1) { + fprintf(stderr, "PR_Recv failed: error code %d\n", + PR_GetError()); + failed_already = 1; + goto finish; + } + + /* + * Make sure it has proper null byte to mark end of string + */ + + buf[sizeof(buf) - 1] = '\0'; + printf("Received \"%s\" from the client\n", buf); + fflush(stdout); + if (!strcmp(buf, message)) { + PR_JoinThread(clientThread); + + printf("The message is received correctly\n"); + fflush(stdout); + } else { + fprintf(stderr, "The message should be \"%s\"\n", + message); + failed_already = 1; + } + +finish: + if (listenSock) { + PR_Close(listenSock); + } + if (sock) { + PR_Close(sock); + } + return; +} + +int main(int argc, char **argv) +{ + pid_t pid; + + /* main test program */ + + DoIO(); + + pid = fork(); + + if (pid == (pid_t) -1) { + fprintf(stderr, "Fork failed: errno %d\n", errno); + failed_already=1; + return 1; + } else if (pid > 0) { + int childStatus; + + printf("Fork succeeded. Parent process continues.\n"); + DoIO(); + if (waitpid(pid, &childStatus, 0) != pid) { + { + fprintf(stderr, "waitpid failed: %d\n", errno); + failed_already = 1; + } + } else if (!WIFEXITED(childStatus) + || WEXITSTATUS(childStatus) != 0) { + failed_already = 1; + } + printf("Parent process exits.\n"); + if (!failed_already) { + printf("PASSED\n"); + } else { + printf("FAILED\n"); + } + return failed_already; + } else { + printf("Fork succeeded. Child process continues.\n"); + DoIO(); + printf("Child process exits.\n"); + return failed_already; + } +} + +#else /* XP_UNIX */ + +int main( int argc, + char *argv[] + ) +{ + + printf("The fork test is applicable to Unix only.\n"); + return 0; + +} + +#endif /* XP_UNIX */ |