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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /nsprpub/config/libc_r.h
parentInitial commit. (diff)
downloadfirefox-upstream/124.0.1.tar.xz
firefox-upstream/124.0.1.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/config/libc_r.h')
-rw-r--r--nsprpub/config/libc_r.h126
1 files changed, 126 insertions, 0 deletions
diff --git a/nsprpub/config/libc_r.h b/nsprpub/config/libc_r.h
new file mode 100644
index 0000000000..2af8f2efa7
--- /dev/null
+++ b/nsprpub/config/libc_r.h
@@ -0,0 +1,126 @@
+/* -*- 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/. */
+
+/* libc_r.h -- macros, defines, etc. to make using reentrant libc calls */
+/* a bit easier. This was initially done for AIX pthreads, */
+/* but should be usable for anyone... */
+
+/* Most of these use locally defined space instead of static library space. */
+/* Because of this, we use the _INIT_R to declare/allocate space (stack), */
+/* and the plain routines to actually do it..._WARNING_: avoid allocating */
+/* memory wherever possible. Memory allocation is fairly expensive, at */
+/* least on AIX...use arrays instead (which allocate from the stack.) */
+/* I know the names are a bit strange, but I wanted to be fairly certain */
+/* that we didn't have any namespace corruption...in general, the inits are */
+/* R_<name>_INIT_R(), and the actual calls are R_<name>_R(). */
+
+#ifndef _LIBC_R_H
+#define _LIBC_R_H
+
+/************/
+/* strtok */
+/************/
+#define R_STRTOK_INIT_R() \
+ char *r_strtok_r=NULL
+
+#define R_STRTOK_R(return,source,delim) \
+ return=strtok_r(source,delim,&r_strtok_r)
+
+#define R_STRTOK_NORET_R(source,delim) \
+ strtok_r(source,delim,&r_strtok_r)
+
+/**************/
+/* strerror */
+/**************/
+#define R_MAX_STRERROR_LEN_R 8192 /* Straight from limits.h */
+
+#define R_STRERROR_INIT_R() \
+ char r_strerror_r[R_MAX_STRERROR_LEN_R]
+
+#define R_STRERROR_R(val) \
+ strerror_r(val,r_strerror_r,R_MAX_STRERROR_LEN_R)
+
+/*****************/
+/* time things */
+/*****************/
+#define R_ASCTIME_INIT_R() \
+ char r_asctime_r[26]
+
+#define R_ASCTIME_R(val) \
+ asctime_r(val,r_asctime_r)
+
+#define R_CTIME_INIT_R() \
+ char r_ctime_r[26]
+
+#define R_CTIME_R(val) \
+ ctime_r(val,r_ctime_r)
+
+#define R_GMTIME_INIT_R() \
+ struct tm r_gmtime_r
+
+#define R_GMTIME_R(time) \
+ gmtime_r(time,&r_gmtime_r)
+
+#define R_LOCALTIME_INIT_R() \
+ struct tm r_localtime_r
+
+#define R_LOCALTIME_R(val) \
+ localtime_r(val,&r_localtime_r)
+
+/***********/
+/* crypt */
+/***********/
+#include <crypt.h>
+#define R_CRYPT_INIT_R() \
+ CRYPTD r_cryptd_r; \
+ bzero(&r_cryptd_r,sizeof(CRYPTD))
+
+#define R_CRYPT_R(pass,salt) \
+ crypt_r(pass,salt,&r_cryptd_r)
+
+/**************/
+/* pw stuff */
+/**************/
+#define R_MAX_PW_LEN_R 1024
+/* The following must be after the last declaration, but */
+/* before the first bit of code... */
+#define R_GETPWNAM_INIT_R(pw_ptr) \
+ struct passwd r_getpwnam_pw_r; \
+ char r_getpwnam_line_r[R_MAX_PW_LEN_R]; \
+ pw_ptr = &r_getpwnam_pw_r
+
+#define R_GETPWNAM_R(name) \
+ getpwnam_r(name,&r_getpwnam_pw_r,r_getpwnam_line_r,R_MAX_PW_LEN_R)
+
+/*******************/
+/* gethost stuff */
+/*******************/
+#define R_GETHOSTBYADDR_INIT_R() \
+ struct hostent r_gethostbyaddr_r; \
+ struct hostent_data r_gethostbyaddr_data_r
+
+#define R_GETHOSTBYADDR_R(addr,len,type,xptr_ent) \
+ bzero(&r_gethostbyaddr_r,sizeof(struct hostent)); \
+ bzero(&r_gethostbyaddr_data_r,sizeof(struct hostent_data)); \
+ xptr_ent = &r_gethostbyaddr_r; \
+ if (gethostbyaddr_r(addr,len,type, \
+ &r_gethostbyaddr_r,&r_gethostbyaddr_data_r) == -1) { \
+ xptr_ent = NULL; \
+ }
+
+#define R_GETHOSTBYNAME_INIT_R() \
+ struct hostent r_gethostbyname_r; \
+ struct hostent_data r_gethostbyname_data_r
+
+#define R_GETHOSTBYNAME_R(name,xptr_ent) \
+ bzero(&r_gethostbyname_r,sizeof(struct hostent)); \
+ bzero(&r_gethostbyname_data_r,sizeof(struct hostent_data)); \
+ xptr_ent = &r_gethostbyname_r; \
+ if (gethostbyname_r(name, \
+ &r_gethostbyname_r,&r_gethostbyname_data_r) == -1) { \
+ xptr_ent = NULL; \
+ }
+
+#endif /* _LIBC_R_H */