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Add The Linux Programming Interface under examples #2806
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/tlpi |
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From 57d210aa51e9706c3e21156d873bf356527be8c7 Mon Sep 17 00:00:00 2001 | ||
From: chenzhijia <[email protected]> | ||
Date: Tue, 19 Mar 2024 11:26:27 +0800 | ||
Subject: [PATCH] Linux case base:add ename.c.inc | ||
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||
add source code ename.c.inc | ||
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||
Change-Id: Ie31e2ac3908ce46cfb22102d8cc18fa1b961deb4 | ||
Signed-off-by: chenzhijia <[email protected]> | ||
--- | ||
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||
diff --git a/lib/ename.c.inc b/lib/ename.c.inc | ||
new file mode 100644 | ||
index 0000000..42642e1 | ||
--- /dev/null | ||
+++ b/lib/ename.c.inc | ||
@@ -0,0 +1,39 @@ | ||
+/* ename.c.inc | ||
+ | ||
+ Built on GNU/Linux x86_64 with glibc 2.38 | ||
+*/ | ||
+static char *ename[] = { | ||
+ /* 0 */ "", | ||
+ /* 1 */ "EPERM", "ENOENT", "ESRCH", "EINTR", "EIO", "ENXIO", | ||
+ /* 7 */ "E2BIG", "ENOEXEC", "EBADF", "ECHILD", | ||
+ /* 11 */ "EAGAIN/EWOULDBLOCK", "ENOMEM", "EACCES", "EFAULT", | ||
+ /* 15 */ "ENOTBLK", "EBUSY", "EEXIST", "EXDEV", "ENODEV", | ||
+ /* 20 */ "ENOTDIR", "EISDIR", "EINVAL", "ENFILE", "EMFILE", | ||
+ /* 25 */ "ENOTTY", "ETXTBSY", "EFBIG", "ENOSPC", "ESPIPE", | ||
+ /* 30 */ "EROFS", "EMLINK", "EPIPE", "EDOM", "ERANGE", | ||
+ /* 35 */ "EDEADLK/EDEADLOCK", "ENAMETOOLONG", "ENOLCK", "ENOSYS", | ||
+ /* 39 */ "ENOTEMPTY", "ELOOP", "", "ENOMSG", "EIDRM", "ECHRNG", | ||
+ /* 45 */ "EL2NSYNC", "EL3HLT", "EL3RST", "ELNRNG", "EUNATCH", | ||
+ /* 50 */ "ENOCSI", "EL2HLT", "EBADE", "EBADR", "EXFULL", "ENOANO", | ||
+ /* 56 */ "EBADRQC", "EBADSLT", "", "EBFONT", "ENOSTR", "ENODATA", | ||
+ /* 62 */ "ETIME", "ENOSR", "ENONET", "ENOPKG", "EREMOTE", | ||
+ /* 67 */ "ENOLINK", "EADV", "ESRMNT", "ECOMM", "EPROTO", | ||
+ /* 72 */ "EMULTIHOP", "EDOTDOT", "EBADMSG", "EOVERFLOW", | ||
+ /* 76 */ "ENOTUNIQ", "EBADFD", "EREMCHG", "ELIBACC", "ELIBBAD", | ||
+ /* 81 */ "ELIBSCN", "ELIBMAX", "ELIBEXEC", "EILSEQ", "ERESTART", | ||
+ /* 86 */ "ESTRPIPE", "EUSERS", "ENOTSOCK", "EDESTADDRREQ", | ||
+ /* 90 */ "EMSGSIZE", "EPROTOTYPE", "ENOPROTOOPT", | ||
+ /* 93 */ "EPROTONOSUPPORT", "ESOCKTNOSUPPORT", | ||
+ /* 95 */ "EOPNOTSUPP/ENOTSUP", "EPFNOSUPPORT", "EAFNOSUPPORT", | ||
+ /* 98 */ "EADDRINUSE", "EADDRNOTAVAIL", "ENETDOWN", "ENETUNREACH", | ||
+ /* 102 */ "ENETRESET", "ECONNABORTED", "ECONNRESET", "ENOBUFS", | ||
+ /* 106 */ "EISCONN", "ENOTCONN", "ESHUTDOWN", "ETOOMANYREFS", | ||
+ /* 110 */ "ETIMEDOUT", "ECONNREFUSED", "EHOSTDOWN", "EHOSTUNREACH", | ||
+ /* 114 */ "EALREADY", "EINPROGRESS", "ESTALE", "EUCLEAN", | ||
+ /* 118 */ "ENOTNAM", "ENAVAIL", "EISNAM", "EREMOTEIO", "EDQUOT", | ||
+ /* 123 */ "ENOMEDIUM", "EMEDIUMTYPE", "ECANCELED", "ENOKEY", | ||
+ /* 127 */ "EKEYEXPIRED", "EKEYREVOKED", "EKEYREJECTED", | ||
+ /* 130 */ "EOWNERDEAD", "ENOTRECOVERABLE", "ERFKILL", "EHWPOISON" | ||
+}; | ||
+ | ||
+#define MAX_ENAME 133 | ||
\ No newline at end of file |
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From f1154cd6558b99aa5827ac98b20a20753dabd865 Mon Sep 17 00:00:00 2001 | ||
From: chenzhijia <[email protected]> | ||
Date: Tue, 18 Jun 2024 18:19:18 +0800 | ||
Subject: [PATCH] tlpi/proc:fix setenv case | ||
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Remove duplicate functions and invalid commands | ||
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||
Change-Id: I59d84511356f6da7313844bfad63ac466fd3075f | ||
Signed-off-by: chenzhijia <[email protected]> | ||
--- | ||
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diff --git a/proc/setenv.c b/proc/setenv.c | ||
index d396628..d75ae35 100644 | ||
--- a/proc/setenv.c | ||
+++ b/proc/setenv.c | ||
@@ -21,92 +21,25 @@ | ||
#include <errno.h> | ||
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int | ||
-unsetenv(const char *name) | ||
-{ | ||
- extern char **environ; | ||
- char **ep, **sp; | ||
- size_t len; | ||
- | ||
- if (name == NULL || name[0] == '\0' || strchr(name, '=') != NULL) { | ||
- errno = EINVAL; | ||
- return -1; | ||
- } | ||
- | ||
- len = strlen(name); | ||
- | ||
- for (ep = environ; *ep != NULL; ) | ||
- if (strncmp(*ep, name, len) == 0 && (*ep)[len] == '=') { | ||
- | ||
- /* Remove found entry by shifting all successive entries | ||
- back one element */ | ||
- | ||
- for (sp = ep; *sp != NULL; sp++) | ||
- *sp = *(sp + 1); | ||
- | ||
- /* Continue around the loop to further instances of 'name' */ | ||
- | ||
- } else { | ||
- ep++; | ||
- } | ||
- | ||
- return 0; | ||
-} | ||
- | ||
-int | ||
-setenv(const char *name, const char *value, int overwrite) | ||
-{ | ||
- char *es; | ||
- | ||
- if (name == NULL || name[0] == '\0' || strchr(name, '=') != NULL || | ||
- value == NULL) { | ||
- errno = EINVAL; | ||
- return -1; | ||
- } | ||
- | ||
- if (getenv(name) != NULL && overwrite == 0) | ||
- return 0; | ||
- | ||
- unsetenv(name); /* Remove all occurrences */ | ||
- | ||
- es = malloc(strlen(name) + strlen(value) + 2); | ||
- /* +2 for '=' and null terminator */ | ||
- if (es == NULL) | ||
- return -1; | ||
- | ||
- strcpy(es, name); | ||
- strcat(es, "="); | ||
- strcat(es, value); | ||
- | ||
- return (putenv(es) != 0) ? -1 : 0; | ||
-} | ||
- | ||
-#ifdef TEST_IT | ||
- | ||
-int | ||
main() | ||
{ | ||
if (putenv("TT=xxxxx") != 0) | ||
perror("putenv"); | ||
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system("echo '***** Environment before unsetenv(TT)'; " | ||
- "printenv | grep ^TT"); | ||
- system("echo 'Total lines from printenv:' `printenv | wc -l`"); | ||
+ "env"); | ||
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unsetenv("TT"); | ||
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system("echo '***** Environment after unsetenv(TT)'; " | ||
- "printenv | grep ^TT"); | ||
- system("echo 'Total lines from printenv:' `printenv | wc -l`"); | ||
+ "env"); | ||
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setenv("xyz", "one", 1); | ||
setenv("xyz", "two", 0); | ||
setenv("xyz2", "222", 0); | ||
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system("echo '***** Environment after setenv() calls'; " | ||
- "printenv | grep ^x"); | ||
- system("echo 'Total lines from printenv:' `printenv | wc -l`"); | ||
+ "env"); | ||
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exit(EXIT_SUCCESS); | ||
} | ||
- | ||
-#endif |
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@@ -0,0 +1,66 @@ | ||
From 03445e7bf9916a58a4b80d7062d577f38ed2b279 Mon Sep 17 00:00:00 2001 | ||
From: chenzhijia <[email protected]> | ||
Date: Tue, 14 May 2024 16:40:28 +0800 | ||
Subject: [PATCH] tlpi/users_groups:Fix memory leak in check_password | ||
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free memory before program exits | ||
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Change-Id: I28789b5ceaec4aaa45bb13f66cb3f61de1111841 | ||
Signed-off-by: chenzhijia <[email protected]> | ||
--- | ||
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diff --git a/users_groups/check_password.c b/users_groups/check_password.c | ||
index c142ac7..a70cbb6 100644 | ||
--- a/users_groups/check_password.c | ||
+++ b/users_groups/check_password.c | ||
@@ -30,6 +30,22 @@ | ||
#include <shadow.h> | ||
#include "tlpi_hdr.h" | ||
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+#define fatal(msg) \ | ||
+ do \ | ||
+ { \ | ||
+ free(username); \ | ||
+ fatal(msg); \ | ||
+ } \ | ||
+ while (0) | ||
+ | ||
+#define errExit(msg) \ | ||
+ do \ | ||
+ { \ | ||
+ free(username); \ | ||
+ errExit(msg); \ | ||
+ } \ | ||
+ while (0) | ||
+ | ||
int | ||
main(int argc, char *argv[]) | ||
{ | ||
@@ -53,7 +69,7 @@ | ||
printf("Username: "); | ||
fflush(stdout); | ||
if (fgets(username, lnmax, stdin) == NULL) | ||
- exit(EXIT_FAILURE); /* Exit on EOF */ | ||
+ goto err; /* Exit on EOF */ | ||
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len = strlen(username); | ||
if (username[len - 1] == '\n') | ||
@@ -85,12 +101,17 @@ | ||
authOk = strcmp(encrypted, pwd->pw_passwd) == 0; | ||
if (!authOk) { | ||
printf("Incorrect password\n"); | ||
- exit(EXIT_FAILURE); | ||
+ goto err; | ||
} | ||
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printf("Successfully authenticated: UID=%ld\n", (long) pwd->pw_uid); | ||
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/* Now do authenticated work... */ | ||
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+ free(username); | ||
exit(EXIT_SUCCESS); | ||
+ | ||
+err: | ||
+ free(username); | ||
+ exit(EXIT_FAILURE); | ||
} |
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@@ -0,0 +1,37 @@ | ||
From 65230c70d69b253028c0f912dcd1ae0cb7446015 Mon Sep 17 00:00:00 2001 | ||
From: chenzhijia <[email protected]> | ||
Date: Wed, 30 Oct 2024 10:52:48 +0800 | ||
Subject: [PATCH] tlpi/sockets:Fix compilation error | ||
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Fix compilation error in qemu | ||
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Change-Id: I854ed64d163398807a07fa697bdea89bfab77236 | ||
Signed-off-by: chenzhijia <[email protected]> | ||
--- | ||
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diff --git a/sockets/list_host_addresses.c b/sockets/list_host_addresses.c | ||
index 4db58f6..e1864c8 100644 | ||
--- a/sockets/list_host_addresses.c | ||
+++ b/sockets/list_host_addresses.c | ||
@@ -23,7 +23,7 @@ | ||
#include <stdio.h> | ||
#include <stdlib.h> | ||
#include <unistd.h> | ||
-#include <linux/if_link.h> | ||
+//#include <linux/if_link.h> | ||
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int | ||
main(int argc, char *argv[]) | ||
diff --git a/sockets/sendfile.c b/sockets/sendfile.c | ||
index 54549d7..3697099 100644 | ||
--- a/sockets/sendfile.c | ||
+++ b/sockets/sendfile.c | ||
@@ -17,7 +17,7 @@ | ||
#include "tlpi_hdr.h" | ||
#define BUF_SIZE 8192 | ||
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-ssize_t | ||
+static ssize_t | ||
sendfile(int out_fd, int in_fd, off_t *offset, size_t count) | ||
{ | ||
off_t orig; |
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# | ||
# For a description of the syntax of this configuration file, | ||
# see the file kconfig-language.txt in the NuttX tools repository. | ||
# | ||
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config EXAMPLES_TLPI | ||
tristate "The Linux Programming Interface Example" | ||
default n | ||
---help--- | ||
Enable the tlpi | ||
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if EXAMPLES_TLPI | ||
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config EXAMPLES_TLPI_PRIORITY | ||
int "Task priority" | ||
default 100 | ||
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config EXAMPLES_TLPI_STACKSIZE | ||
int "Stack size" | ||
default DEFAULT_TASK_STACKSIZE | ||
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endif |
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############################################################################ | ||
# apps/examples/tlpi/Make.defs | ||
# | ||
# Licensed to the Apache Software Foundation (ASF) under one or more | ||
# contributor license agreements. See the NOTICE file distributed with | ||
# this work for additional information regarding copyright ownership. The | ||
# ASF licenses this file to you under the Apache License, Version 2.0 (the | ||
# "License"); you may not use this file except in compliance with the | ||
# License. You may obtain a copy of the License at | ||
# | ||
# http://www.apache.org/licenses/LICENSE-2.0 | ||
# | ||
# Unless required by applicable law or agreed to in writing, software | ||
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT | ||
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the | ||
# License for the specific language governing permissions and limitations | ||
# under the License. | ||
# | ||
############################################################################ | ||
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ifneq ($(CONFIG_EXAMPLES_TLPI),) | ||
CONFIGURED_APPS += $(APPDIR)/examples/tlpi | ||
endif |
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depends on ALLOW_GPL_COMPONENTS