diff options
Diffstat (limited to 'libc')
32 files changed, 202 insertions, 241 deletions
diff --git a/libc/Android.mk b/libc/Android.mk index 3e37ca7..ef1fb9b 100644 --- a/libc/Android.mk +++ b/libc/Android.mk @@ -479,6 +479,7 @@ libc_upstream_openbsd_src_files := \ upstream-openbsd/lib/libc/stdlib/getenv.c \ upstream-openbsd/lib/libc/stdlib/insque.c \ upstream-openbsd/lib/libc/stdlib/lsearch.c \ + upstream-openbsd/lib/libc/stdlib/reallocarray.c \ upstream-openbsd/lib/libc/stdlib/remque.c \ upstream-openbsd/lib/libc/stdlib/setenv.c \ upstream-openbsd/lib/libc/stdlib/strtoimax.c \ diff --git a/libc/arch-arm/include/machine/endian.h b/libc/arch-arm/include/machine/endian.h index 8d9723d..04bba20 100644 --- a/libc/arch-arm/include/machine/endian.h +++ b/libc/arch-arm/include/machine/endian.h @@ -67,11 +67,7 @@ #endif /* __GNUC__ */ -#if defined(__ARMEB__) -#define _BYTE_ORDER _BIG_ENDIAN -#else #define _BYTE_ORDER _LITTLE_ENDIAN -#endif #define __STRICT_ALIGNMENT #include <sys/types.h> #include <sys/endian.h> diff --git a/libc/arch-arm64/include/machine/endian.h b/libc/arch-arm64/include/machine/endian.h index 87a038d..4743733 100644 --- a/libc/arch-arm64/include/machine/endian.h +++ b/libc/arch-arm64/include/machine/endian.h @@ -29,9 +29,6 @@ #ifndef _AARCH64_ENDIAN_H_ #define _AARCH64_ENDIAN_H_ -#include <sys/types.h> -#include <sys/endian.h> - #ifdef __GNUC__ #define __swap16md(x) ({ \ @@ -49,10 +46,8 @@ #endif /* __GNUC__ */ -#if defined(__AARCH64EB__) -#define _BYTE_ORDER _BIG_ENDIAN -#else #define _BYTE_ORDER _LITTLE_ENDIAN -#endif +#include <sys/types.h> +#include <sys/endian.h> #endif /* _AARCH64_ENDIAN_H_ */ diff --git a/libc/arch-mips/bionic/atexit.h b/libc/arch-mips/bionic/atexit.h deleted file mode 100644 index 759008c..0000000 --- a/libc/arch-mips/bionic/atexit.h +++ /dev/null @@ -1,36 +0,0 @@ -/* - * Copyright (C) 2013 The Android Open Source Project - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT - * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -extern void *__dso_handle; -extern int __cxa_atexit(void (*func)(void *), void *arg, void *dso); - -__attribute__ ((visibility ("hidden"))) -int atexit(void (*func)(void)) -{ - return (__cxa_atexit((void (*)(void *))func, (void *)0, &__dso_handle)); -} diff --git a/libc/arch-mips/bionic/crtbegin.c b/libc/arch-mips/bionic/crtbegin.c index 28e8817..50e9eeb 100644 --- a/libc/arch-mips/bionic/crtbegin.c +++ b/libc/arch-mips/bionic/crtbegin.c @@ -91,4 +91,4 @@ __asm__ ( ); #include "../../arch-common/bionic/__dso_handle.h" -#include "atexit.h" +#include "../../arch-common/bionic/atexit.h" diff --git a/libc/arch-mips/include/machine/endian.h b/libc/arch-mips/include/machine/endian.h index 41a9004..9270e9d 100644 --- a/libc/arch-mips/include/machine/endian.h +++ b/libc/arch-mips/include/machine/endian.h @@ -58,11 +58,7 @@ #endif /* __mips32r2__ */ #endif /* __GNUC__ */ -#if defined(__MIPSEB__) -#define _BYTE_ORDER _BIG_ENDIAN -#else #define _BYTE_ORDER _LITTLE_ENDIAN -#endif #define __STRICT_ALIGNMENT #include <sys/types.h> #include <sys/endian.h> diff --git a/libc/include/sgidefs.h b/libc/arch-mips/include/sgidefs.h index 8b37bf0..8b37bf0 100644 --- a/libc/include/sgidefs.h +++ b/libc/arch-mips/include/sgidefs.h diff --git a/libc/arch-mips64/bionic/atexit.h b/libc/arch-mips64/bionic/atexit.h deleted file mode 100644 index 759008c..0000000 --- a/libc/arch-mips64/bionic/atexit.h +++ /dev/null @@ -1,36 +0,0 @@ -/* - * Copyright (C) 2013 The Android Open Source Project - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT - * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -extern void *__dso_handle; -extern int __cxa_atexit(void (*func)(void *), void *arg, void *dso); - -__attribute__ ((visibility ("hidden"))) -int atexit(void (*func)(void)) -{ - return (__cxa_atexit((void (*)(void *))func, (void *)0, &__dso_handle)); -} diff --git a/libc/arch-mips64/bionic/crtbegin.c b/libc/arch-mips64/bionic/crtbegin.c index 2ea31ad..1374fea 100644 --- a/libc/arch-mips64/bionic/crtbegin.c +++ b/libc/arch-mips64/bionic/crtbegin.c @@ -91,4 +91,4 @@ __asm__ ( ); #include "../../arch-common/bionic/__dso_handle.h" -#include "atexit.h" +#include "../../arch-common/bionic/atexit.h" diff --git a/libc/arch-mips64/bionic/crtbegin_so.c b/libc/arch-mips64/bionic/crtbegin_so.c deleted file mode 100644 index d664ce6..0000000 --- a/libc/arch-mips64/bionic/crtbegin_so.c +++ /dev/null @@ -1,38 +0,0 @@ -/* - * Copyright (C) 2013 The Android Open Source Project - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT - * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -extern void __cxa_finalize(void *); -extern void *__dso_handle; - -__attribute__((visibility("hidden"),destructor)) -void __on_dlclose() { - __cxa_finalize(&__dso_handle); -} - -#include "../../arch-common/bionic/__dso_handle_so.h" -#include "atexit.h" diff --git a/libc/arch-mips64/include/machine/endian.h b/libc/arch-mips64/include/machine/endian.h index 41a9004..9270e9d 100644 --- a/libc/arch-mips64/include/machine/endian.h +++ b/libc/arch-mips64/include/machine/endian.h @@ -58,11 +58,7 @@ #endif /* __mips32r2__ */ #endif /* __GNUC__ */ -#if defined(__MIPSEB__) -#define _BYTE_ORDER _BIG_ENDIAN -#else #define _BYTE_ORDER _LITTLE_ENDIAN -#endif #define __STRICT_ALIGNMENT #include <sys/types.h> #include <sys/endian.h> diff --git a/libc/arch-x86_64/include/machine/endian.h b/libc/arch-x86_64/include/machine/endian.h index 7889a37..8a3b0c5 100644 --- a/libc/arch-x86_64/include/machine/endian.h +++ b/libc/arch-x86_64/include/machine/endian.h @@ -56,6 +56,7 @@ #endif /* __GNUC__ */ #define _BYTE_ORDER _LITTLE_ENDIAN +#include <sys/types.h> #include <sys/endian.h> #endif /* _MACHINE_ENDIAN_H_ */ diff --git a/libc/bionic/flockfile.cpp b/libc/bionic/flockfile.cpp index 3381e8e..b73907c 100644 --- a/libc/bionic/flockfile.cpp +++ b/libc/bionic/flockfile.cpp @@ -36,12 +36,20 @@ // struct __sfileext (see fileext.h). void flockfile(FILE* fp) { + if (!__sdidinit) { + __sinit(); + } + if (fp != NULL) { pthread_mutex_lock(&_FLOCK(fp)); } } int ftrylockfile(FILE* fp) { + if (!__sdidinit) { + __sinit(); + } + // The specification for ftrylockfile() says it returns 0 on success, // or non-zero on error. So return an errno code directly on error. if (fp == NULL) { @@ -52,6 +60,10 @@ int ftrylockfile(FILE* fp) { } void funlockfile(FILE* fp) { + if (!__sdidinit) { + __sinit(); + } + if (fp != NULL) { pthread_mutex_unlock(&_FLOCK(fp)); } diff --git a/libc/bionic/fts.c b/libc/bionic/fts.c index c491b6a..31a4b2f 100644 --- a/libc/bionic/fts.c +++ b/libc/bionic/fts.c @@ -1,4 +1,4 @@ -/* $OpenBSD: fts.c,v 1.46 2014/05/25 17:47:04 tedu Exp $ */ +/* $OpenBSD: fts.c,v 1.48 2014/11/20 04:14:15 guenther Exp $ */ /*- * Copyright (c) 1990, 1993, 1994 @@ -49,11 +49,12 @@ static size_t fts_maxarglen(char * const *); static void fts_padjust(FTS *, FTSENT *); static int fts_palloc(FTS *, size_t); static FTSENT *fts_sort(FTS *, FTSENT *, int); -static u_short fts_stat(FTS *, FTSENT *, int); +static u_short fts_stat(FTS *, FTSENT *, int, int); static int fts_safe_changedir(FTS *, FTSENT *, int, char *); #define ALIGNBYTES (sizeof(uintptr_t) - 1) #define ALIGN(p) (((uintptr_t)(p) + ALIGNBYTES) &~ ALIGNBYTES) +void* reallocarray(void*, size_t, size_t); #define ISDOT(a) (a[0] == '.' && (!a[1] || (a[1] == '.' && !a[2]))) @@ -119,7 +120,7 @@ fts_open(char * const *argv, int options, p->fts_level = FTS_ROOTLEVEL; p->fts_parent = parent; p->fts_accpath = p->fts_name; - p->fts_info = fts_stat(sp, p, ISSET(FTS_COMFOLLOW)); + p->fts_info = fts_stat(sp, p, ISSET(FTS_COMFOLLOW), -1); /* Command-line "." and ".." are real directories. */ if (p->fts_info == FTS_DOT) @@ -273,7 +274,7 @@ fts_read(FTS *sp) /* Any type of file may be re-visited; re-stat and re-turn. */ if (instr == FTS_AGAIN) { - p->fts_info = fts_stat(sp, p, 0); + p->fts_info = fts_stat(sp, p, 0, -1); return (p); } @@ -285,7 +286,7 @@ fts_read(FTS *sp) */ if (instr == FTS_FOLLOW && (p->fts_info == FTS_SL || p->fts_info == FTS_SLNONE)) { - p->fts_info = fts_stat(sp, p, 1); + p->fts_info = fts_stat(sp, p, 1, -1); if (p->fts_info == FTS_D && !ISSET(FTS_NOCHDIR)) { if ((p->fts_symfd = open(".", O_RDONLY, 0)) < 0) { p->fts_errno = errno; @@ -374,7 +375,7 @@ next: tmp = p; if (p->fts_instr == FTS_SKIP) goto next; if (p->fts_instr == FTS_FOLLOW) { - p->fts_info = fts_stat(sp, p, 1); + p->fts_info = fts_stat(sp, p, 1, -1); if (p->fts_info == FTS_D && !ISSET(FTS_NOCHDIR)) { if ((p->fts_symfd = open(".", O_RDONLY, 0)) < 0) { @@ -719,10 +720,11 @@ mem1: saved_errno = errno; if (ISSET(FTS_NOCHDIR)) { p->fts_accpath = p->fts_path; memmove(cp, p->fts_name, p->fts_namelen + 1); - } else + p->fts_info = fts_stat(sp, p, 0, dirfd(dirp)); + } else { p->fts_accpath = p->fts_name; - /* Stat it. */ - p->fts_info = fts_stat(sp, p, 0); + p->fts_info = fts_stat(sp, p, 0, -1); + } /* Decrement link count if applicable. */ if (nlinks > 0 && (p->fts_info == FTS_D || @@ -789,13 +791,20 @@ mem1: saved_errno = errno; } static u_short -fts_stat(FTS *sp, FTSENT *p, int follow) +fts_stat(FTS *sp, FTSENT *p, int follow, int dfd) { FTSENT *t; dev_t dev; ino_t ino; struct stat *sbp, sb; int saved_errno; + const char *path; + + if (dfd == -1) { + path = p->fts_accpath; + dfd = AT_FDCWD; + } else + path = p->fts_name; /* If user needs stat info, stat buffer already allocated. */ sbp = ISSET(FTS_NOSTAT) ? &sb : p->fts_statp; @@ -806,16 +815,16 @@ fts_stat(FTS *sp, FTSENT *p, int follow) * fail, set the errno from the stat call. */ if (ISSET(FTS_LOGICAL) || follow) { - if (stat(p->fts_accpath, sbp)) { + if (fstatat(dfd, path, sbp, 0)) { saved_errno = errno; - if (!lstat(p->fts_accpath, sbp)) { + if (!fstatat(dfd, path, sbp, AT_SYMLINK_NOFOLLOW)) { errno = 0; return (FTS_SLNONE); } p->fts_errno = saved_errno; goto err; } - } else if (lstat(p->fts_accpath, sbp)) { + } else if (fstatat(dfd, path, sbp, AT_SYMLINK_NOFOLLOW)) { p->fts_errno = errno; err: memset(sbp, 0, sizeof(struct stat)); return (FTS_NS); @@ -873,8 +882,8 @@ fts_sort(FTS *sp, FTSENT *head, int nitems) struct _ftsent **a; sp->fts_nitems = nitems + 40; - if ((a = realloc(sp->fts_array, - sp->fts_nitems * sizeof(FTSENT *))) == NULL) { + if ((a = reallocarray(sp->fts_array, + sp->fts_nitems, sizeof(FTSENT *))) == NULL) { if (sp->fts_array) free(sp->fts_array); sp->fts_array = NULL; diff --git a/libc/bionic/locale.cpp b/libc/bionic/locale.cpp index 681e038..90aa7b8 100644 --- a/libc/bionic/locale.cpp +++ b/libc/bionic/locale.cpp @@ -26,6 +26,7 @@ * SUCH DAMAGE. */ +#include <errno.h> #include <locale.h> #include <pthread.h> #include <stdlib.h> diff --git a/libc/bionic/mntent.cpp b/libc/bionic/mntent.cpp index f5a8eaa..4afacda 100644 --- a/libc/bionic/mntent.cpp +++ b/libc/bionic/mntent.cpp @@ -27,6 +27,7 @@ */ #include <mntent.h> +#include <string.h> #include "private/ThreadLocalBuffer.h" diff --git a/libc/bionic/pthread_atfork.cpp b/libc/bionic/pthread_atfork.cpp index b845f7d..82e2b59 100644 --- a/libc/bionic/pthread_atfork.cpp +++ b/libc/bionic/pthread_atfork.cpp @@ -28,6 +28,7 @@ #include <errno.h> #include <pthread.h> +#include <stdlib.h> struct atfork_t { atfork_t* next; diff --git a/libc/bionic/pthread_internals.cpp b/libc/bionic/pthread_internals.cpp index 19c00d4..2270d96 100644 --- a/libc/bionic/pthread_internals.cpp +++ b/libc/bionic/pthread_internals.cpp @@ -28,6 +28,8 @@ #include "pthread_internal.h" +#include <stdlib.h> + #include "private/bionic_futex.h" #include "private/bionic_tls.h" #include "private/ScopedPthreadMutexLocker.h" diff --git a/libc/bionic/pthread_key.cpp b/libc/bionic/pthread_key.cpp index 27eab27..b47ef22 100644 --- a/libc/bionic/pthread_key.cpp +++ b/libc/bionic/pthread_key.cpp @@ -26,6 +26,7 @@ * SUCH DAMAGE. */ +#include <errno.h> #include <pthread.h> #include "private/bionic_tls.h" diff --git a/libc/bionic/raise.cpp b/libc/bionic/raise.cpp index f69d90b..0dd0ad7 100644 --- a/libc/bionic/raise.cpp +++ b/libc/bionic/raise.cpp @@ -27,6 +27,7 @@ */ #include <pthread.h> +#include <signal.h> int raise(int sig) { int rc = pthread_kill(pthread_self(), sig); diff --git a/libc/bionic/stubs.cpp b/libc/bionic/stubs.cpp index b1e38be..88e5ac5 100644 --- a/libc/bionic/stubs.cpp +++ b/libc/bionic/stubs.cpp @@ -40,10 +40,10 @@ #include "private/android_filesystem_config.h" #include "private/ErrnoRestorer.h" #include "private/libc_logging.h" +#include "private/ThreadLocalBuffer.h" + +GLOBAL_INIT_THREAD_LOCAL_BUFFER(stubs); -// Thread-specific state for the non-reentrant functions. -static pthread_once_t stubs_once = PTHREAD_ONCE_INIT; -static pthread_key_t stubs_key; struct stubs_state_t { passwd passwd_; group group_; @@ -113,39 +113,14 @@ int getpwuid_r(uid_t uid, passwd* pwd, return do_getpw_r(0, NULL, uid, pwd, buf, byte_count, result); } -static stubs_state_t* stubs_state_alloc() { - stubs_state_t* s = static_cast<stubs_state_t*>(calloc(1, sizeof(*s))); - if (s != NULL) { - s->group_.gr_mem = s->group_members_; - } - return s; -} - -static void stubs_state_free(void* ptr) { - stubs_state_t* state = static_cast<stubs_state_t*>(ptr); - free(state); -} - -static void __stubs_key_init() { - pthread_key_create(&stubs_key, stubs_state_free); -} - static stubs_state_t* __stubs_state() { - pthread_once(&stubs_once, __stubs_key_init); - stubs_state_t* s = static_cast<stubs_state_t*>(pthread_getspecific(stubs_key)); - if (s == NULL) { - s = stubs_state_alloc(); - if (s == NULL) { - errno = ENOMEM; // Just in case. - } else { - if (pthread_setspecific(stubs_key, s) != 0) { - stubs_state_free(s); - errno = ENOMEM; - s = NULL; - } - } + LOCAL_INIT_THREAD_LOCAL_BUFFER(stubs_state_t*, stubs, sizeof(stubs_state_t)); + + if (stubs_tls_buffer != NULL) { + memset(stubs_tls_buffer, 0, sizeof(stubs_state_t)); + stubs_tls_buffer->group_.gr_mem = stubs_tls_buffer->group_members_; } - return s; + return stubs_tls_buffer; } static passwd* android_iinfo_to_passwd(stubs_state_t* state, @@ -167,7 +142,6 @@ static group* android_iinfo_to_group(group* gr, gr->gr_name = (char*) iinfo->name; gr->gr_gid = iinfo->aid; gr->gr_mem[0] = gr->gr_name; - gr->gr_mem[1] = NULL; return gr; } @@ -208,18 +182,27 @@ static group* android_name_to_group(group* gr, const char* name) { } // Translate a user/group name to the corresponding user/group id. +// all_a1234 -> 0 * AID_USER + AID_SHARED_GID_START + 1234 (group name only) // u0_a1234 -> 0 * AID_USER + AID_APP + 1234 // u2_i1000 -> 2 * AID_USER + AID_ISOLATED_START + 1000 // u1_system -> 1 * AID_USER + android_ids['system'] // returns 0 and sets errno to ENOENT in case of error -static unsigned app_id_from_name(const char* name) { - if (name[0] != 'u' || !isdigit(name[1])) { +static unsigned app_id_from_name(const char* name, bool is_group) { + char* end; + unsigned long userid; + bool is_shared_gid = false; + + if (is_group && name[0] == 'a' && name[1] == 'l' && name[2] == 'l') { + end = const_cast<char*>(name+3); + userid = 0; + is_shared_gid = true; + } else if (name[0] == 'u' && isdigit(name[1])) { + userid = strtoul(name+1, &end, 10); + } else { errno = ENOENT; return 0; } - char* end; - unsigned long userid = strtoul(name+1, &end, 10); if (end[0] != '_' || end[1] == 0) { errno = ENOENT; return 0; @@ -227,8 +210,17 @@ static unsigned app_id_from_name(const char* name) { unsigned long appid = 0; if (end[1] == 'a' && isdigit(end[2])) { - // end will point to \0 if the strtoul below succeeds. - appid = strtoul(end+2, &end, 10) + AID_APP; + if (is_shared_gid) { + // end will point to \0 if the strtoul below succeeds. + appid = strtoul(end+2, &end, 10) + AID_SHARED_GID_START; + if (appid > AID_SHARED_GID_END) { + errno = ENOENT; + return 0; + } + } else { + // end will point to \0 if the strtoul below succeeds. + appid = strtoul(end+2, &end, 10) + AID_APP; + } } else if (end[1] == 'i' && isdigit(end[2])) { // end will point to \0 if the strtoul below succeeds. appid = strtoul(end+2, &end, 10) + AID_ISOLATED_START; @@ -263,12 +255,11 @@ static unsigned app_id_from_name(const char* name) { return (unsigned)(appid + userid*AID_USER); } -static void print_app_name_from_appid_userid(const uid_t appid, - const uid_t userid, char* buffer, const int bufferlen) { +static void print_app_name_from_uid(const uid_t uid, char* buffer, const int bufferlen) { + const uid_t appid = uid % AID_USER; + const uid_t userid = uid / AID_USER; if (appid >= AID_ISOLATED_START) { snprintf(buffer, bufferlen, "u%u_i%u", userid, appid - AID_ISOLATED_START); - } else if (userid == 0 && appid >= AID_SHARED_GID_START) { - snprintf(buffer, bufferlen, "all_a%u", appid - AID_SHARED_GID_START); } else if (appid < AID_APP) { for (size_t n = 0; n < android_id_count; n++) { if (android_ids[n].aid == appid) { @@ -281,10 +272,23 @@ static void print_app_name_from_appid_userid(const uid_t appid, } } -static void print_app_name_from_uid(const uid_t uid, char* buffer, const int bufferlen) { - const uid_t appid = uid % AID_USER; - const uid_t userid = uid / AID_USER; - return print_app_name_from_appid_userid(appid, userid, buffer, bufferlen); +static void print_app_name_from_gid(const gid_t gid, char* buffer, const int bufferlen) { + const uid_t appid = gid % AID_USER; + const uid_t userid = gid / AID_USER; + if (appid >= AID_ISOLATED_START) { + snprintf(buffer, bufferlen, "u%u_i%u", userid, appid - AID_ISOLATED_START); + } else if (userid == 0 && appid >= AID_SHARED_GID_START && appid <= AID_SHARED_GID_END) { + snprintf(buffer, bufferlen, "all_a%u", appid - AID_SHARED_GID_START); + } else if (appid < AID_APP) { + for (size_t n = 0; n < android_id_count; n++) { + if (android_ids[n].aid == appid) { + snprintf(buffer, bufferlen, "u%u_%s", userid, android_ids[n].name); + return; + } + } + } else { + snprintf(buffer, bufferlen, "u%u_a%u", userid, appid - AID_APP); + } } // Translate a uid into the corresponding name. @@ -301,12 +305,9 @@ static passwd* app_id_to_passwd(uid_t uid, stubs_state_t* state) { return NULL; } - const uid_t appid = uid % AID_USER; - const uid_t userid = uid / AID_USER; - - print_app_name_from_appid_userid(appid, userid, state->app_name_buffer_, - sizeof(state->app_name_buffer_)); + print_app_name_from_uid(uid, state->app_name_buffer_, sizeof(state->app_name_buffer_)); + const uid_t appid = uid % AID_USER; if (appid < AID_APP) { snprintf(state->dir_buffer_, sizeof(state->dir_buffer_), "/"); } else { @@ -332,14 +333,13 @@ static group* app_id_to_group(gid_t gid, stubs_state_t* state) { return NULL; } - print_app_name_from_uid(gid, state->group_name_buffer_, - sizeof(state->group_name_buffer_)); + print_app_name_from_gid(gid, state->group_name_buffer_, sizeof(state->group_name_buffer_)); group* gr = &state->group_; gr->gr_name = state->group_name_buffer_; gr->gr_gid = gid; gr->gr_mem[0] = gr->gr_name; - gr->gr_mem[1] = NULL; + return gr; } @@ -367,7 +367,7 @@ passwd* getpwnam(const char* login) { // NOLINT: implementing bad function. if (pw != NULL) { return pw; } - return app_id_to_passwd(app_id_from_name(login), state); + return app_id_to_passwd(app_id_from_name(login, false), state); } // All users are in just one group, the one passed in. @@ -395,7 +395,6 @@ group* getgrgid(gid_t gid) { // NOLINT: implementing bad function. if (gr != NULL) { return gr; } - return app_id_to_group(gid, state); } @@ -408,8 +407,7 @@ group* getgrnam(const char* name) { // NOLINT: implementing bad function. if (android_name_to_group(&state->group_, name) != 0) { return &state->group_; } - - return app_id_to_group(app_id_from_name(name), state); + return app_id_to_group(app_id_from_name(name, true), state); } // We don't have an /etc/networks, so all inputs return NULL. diff --git a/libc/arch-mips/bionic/crtbegin_so.c b/libc/include/machine/pthread_types.h index d664ce6..900541c 100644 --- a/libc/arch-mips/bionic/crtbegin_so.c +++ b/libc/include/machine/pthread_types.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2013 The Android Open Source Project + * Copyright (C) 2008 The Android Open Source Project * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -26,13 +26,23 @@ * SUCH DAMAGE. */ -extern void __cxa_finalize(void *); -extern void *__dso_handle; +#ifndef _MACHINE_PTHREAD_TYPES_H_ +#define _MACHINE_PTHREAD_TYPES_H_ -__attribute__((visibility("hidden"),destructor)) -void __on_dlclose() { - __cxa_finalize(&__dso_handle); -} +#include <sys/types.h> -#include "../../arch-common/bionic/__dso_handle_so.h" -#include "atexit.h" +typedef long pthread_t; + +typedef struct { + uint32_t flags; + void* stack_base; + size_t stack_size; + size_t guard_size; + int32_t sched_policy; + int32_t sched_priority; +#ifdef __LP64__ + char __reserved[16]; +#endif +} pthread_attr_t; + +#endif /* _MACHINE_PTHREAD_TYPES_H_ */ diff --git a/libc/include/pthread.h b/libc/include/pthread.h index 86a1005..24dba1b 100644 --- a/libc/include/pthread.h +++ b/libc/include/pthread.h @@ -29,11 +29,12 @@ #ifndef _PTHREAD_H_ #define _PTHREAD_H_ -#include <time.h> -#include <signal.h> -#include <sched.h> #include <limits.h> +#include <machine/pthread_types.h> +#include <sched.h> +#include <sys/cdefs.h> #include <sys/types.h> +#include <time.h> #if defined(__LP64__) #define __RESERVED_INITIALIZER , {0} @@ -76,18 +77,6 @@ typedef struct { #define PTHREAD_COND_INITIALIZER {0 __RESERVED_INITIALIZER} -typedef struct { - uint32_t flags; - void* stack_base; - size_t stack_size; - size_t guard_size; - int32_t sched_policy; - int32_t sched_priority; -#ifdef __LP64__ - char __reserved[16]; -#endif -} pthread_attr_t; - typedef long pthread_mutexattr_t; typedef long pthread_condattr_t; @@ -118,7 +107,6 @@ typedef struct { #endif typedef int pthread_key_t; -typedef long pthread_t; typedef volatile int pthread_once_t; @@ -195,8 +183,6 @@ int pthread_join(pthread_t, void**); int pthread_key_create(pthread_key_t*, void (*)(void*)) __nonnull((1)); int pthread_key_delete(pthread_key_t); -int pthread_kill(pthread_t, int); - int pthread_mutexattr_destroy(pthread_mutexattr_t*) __nonnull((1)); int pthread_mutexattr_getpshared(const pthread_mutexattr_t*, int*) __nonnull((1, 2)); int pthread_mutexattr_gettype(const pthread_mutexattr_t*, int*) __nonnull((1, 2)); @@ -236,8 +222,6 @@ int pthread_setschedparam(pthread_t, int, const struct sched_param*) __nonnull(( int pthread_setspecific(pthread_key_t, const void*); -int pthread_sigmask(int, const sigset_t*, sigset_t*); - typedef void (*__pthread_cleanup_func_t)(void*); typedef struct __pthread_cleanup_t { diff --git a/libc/include/sched.h b/libc/include/sched.h index 6155ab7..4f9e2a6 100644 --- a/libc/include/sched.h +++ b/libc/include/sched.h @@ -39,9 +39,8 @@ __BEGIN_DECLS #define SCHED_OTHER SCHED_NORMAL struct sched_param { - int __sched_priority; + int sched_priority; }; -#define sched_priority __sched_priority extern int sched_setscheduler(pid_t, int, const struct sched_param*); extern int sched_getscheduler(pid_t); diff --git a/libc/include/signal.h b/libc/include/signal.h index e23e65b..6d89ef7 100644 --- a/libc/include/signal.h +++ b/libc/include/signal.h @@ -29,12 +29,13 @@ #ifndef _SIGNAL_H_ #define _SIGNAL_H_ +#include <asm/sigcontext.h> #include <errno.h> +#include <limits.h> +#include <machine/pthread_types.h> +#include <string.h> #include <sys/cdefs.h> -#include <limits.h> /* For LONG_BIT */ -#include <string.h> /* For memset() */ #include <sys/types.h> -#include <asm/sigcontext.h> #if defined(__LP64__) || defined(__mips__) /* For 64-bit (and mips), the kernel's struct sigaction doesn't match the POSIX one, @@ -129,6 +130,9 @@ extern int sigaltstack(const stack_t*, stack_t*); extern void psiginfo(const siginfo_t*, const char*); extern void psignal(int, const char*); +extern int pthread_kill(pthread_t, int); +extern int pthread_sigmask(int, const sigset_t*, sigset_t*); + __END_DECLS #endif /* _SIGNAL_H_ */ diff --git a/libc/private/kernel_sigset_t.h b/libc/private/kernel_sigset_t.h index b2d6386..9415fcf 100644 --- a/libc/private/kernel_sigset_t.h +++ b/libc/private/kernel_sigset_t.h @@ -17,6 +17,8 @@ #ifndef LIBC_PRIVATE_KERNEL_SIGSET_T_H_ #define LIBC_PRIVATE_KERNEL_SIGSET_T_H_ +#include <signal.h> + // Our sigset_t is wrong for ARM and x86. It's 32-bit but the kernel expects 64 bits. // This means we can't support real-time signals correctly until we can change the ABI. // In the meantime, we can use this union to pass an appropriately-sized block of memory diff --git a/libc/stdio/fileext.h b/libc/stdio/fileext.h index dc89fff..25b7bda 100644 --- a/libc/stdio/fileext.h +++ b/libc/stdio/fileext.h @@ -34,6 +34,8 @@ #include <pthread.h> +__BEGIN_DECLS + /* * file extension */ @@ -61,4 +63,6 @@ do { \ _FILEEXT_INIT(f); \ } while (0) +__END_DECLS + #endif /* _FILEEXT_H_ */ diff --git a/libc/stdio/glue.h b/libc/stdio/glue.h index 4ead20a..a9e5d10 100644 --- a/libc/stdio/glue.h +++ b/libc/stdio/glue.h @@ -32,6 +32,10 @@ * SUCH DAMAGE. */ +#include <sys/cdefs.h> + +__BEGIN_DECLS + /* * The first few FILEs are statically allocated; others are dynamically * allocated and linked in via this glue structure. @@ -44,3 +48,5 @@ struct glue { /* This was referenced by a couple of different pieces of middleware and the Crystax NDK. */ __LIBC64_HIDDEN__ extern struct glue __sglue; + +__END_DECLS diff --git a/libc/stdio/local.h b/libc/stdio/local.h index 13188ee..46b11f1 100644 --- a/libc/stdio/local.h +++ b/libc/stdio/local.h @@ -41,6 +41,8 @@ #include "wcio.h" #include "fileext.h" +__BEGIN_DECLS + /* * Android <= KitKat had getc/putc macros in <stdio.h> that referred * to __srget/__swbuf, so those symbols need to be public for LP32 @@ -137,3 +139,5 @@ extern int __sfvwrite(FILE *, struct __suio *); wint_t __fputwc_unlock(wchar_t wc, FILE *fp); #pragma GCC visibility pop + +__END_DECLS diff --git a/libc/stdio/wcio.h b/libc/stdio/wcio.h index 584a3f2..2c1fa3c 100644 --- a/libc/stdio/wcio.h +++ b/libc/stdio/wcio.h @@ -32,6 +32,10 @@ #ifndef _WCIO_H_ #define _WCIO_H_ +#include <sys/cdefs.h> + +__BEGIN_DECLS + /* minimal requirement of SUSv2 */ #define WCIO_UNGETWC_BUFSIZE 1 @@ -78,4 +82,6 @@ do {\ #define WCIO_INIT(fp) \ memset(&(_EXT(fp)->_wcio), 0, sizeof(struct wchar_io_data)) +__END_DECLS + #endif /*_WCIO_H_*/ diff --git a/libc/upstream-openbsd/android/include/openbsd-compat.h b/libc/upstream-openbsd/android/include/openbsd-compat.h index 268b3b6..8386ba5 100644 --- a/libc/upstream-openbsd/android/include/openbsd-compat.h +++ b/libc/upstream-openbsd/android/include/openbsd-compat.h @@ -59,6 +59,9 @@ /* We have OpenBSD's getentropy_linux.c, but we don't mention getentropy in any header. */ __LIBC_HIDDEN__ extern int getentropy(void*, size_t); +/* OpenBSD has this as API, but we just use it internally. */ +__LIBC_HIDDEN__ void* reallocarray(void*, size_t, size_t); + /* LP32 NDK ctype.h contained references to these. */ __LIBC64_HIDDEN__ extern const short* _tolower_tab_; __LIBC64_HIDDEN__ extern const short* _toupper_tab_; diff --git a/libc/upstream-openbsd/lib/libc/stdlib/reallocarray.c b/libc/upstream-openbsd/lib/libc/stdlib/reallocarray.c new file mode 100644 index 0000000..7accd99 --- /dev/null +++ b/libc/upstream-openbsd/lib/libc/stdlib/reallocarray.c @@ -0,0 +1,38 @@ +/* $OpenBSD: reallocarray.c,v 1.1 2014/05/08 21:43:49 deraadt Exp $ */ +/* + * Copyright (c) 2008 Otto Moerbeek <otto@drijf.net> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <sys/types.h> +#include <errno.h> +#include <stdint.h> +#include <stdlib.h> + +/* + * This is sqrt(SIZE_MAX+1), as s1*s2 <= SIZE_MAX + * if both s1 < MUL_NO_OVERFLOW and s2 < MUL_NO_OVERFLOW + */ +#define MUL_NO_OVERFLOW (1UL << (sizeof(size_t) * 4)) + +void * +reallocarray(void *optr, size_t nmemb, size_t size) +{ + if ((nmemb >= MUL_NO_OVERFLOW || size >= MUL_NO_OVERFLOW) && + nmemb > 0 && SIZE_MAX / nmemb < size) { + errno = ENOMEM; + return NULL; + } + return realloc(optr, size * nmemb); +} |