am 3d32cd93: Revert "Remove /system from the dirs to relabel."
* commit '3d32cd938746215e5fa9b1a3c3b78903e043ae73':
Revert "Remove /system from the dirs to relabel."
diff --git a/adb/adb.c b/adb/adb.c
index d2a2d27..ec74b49 100644
--- a/adb/adb.c
+++ b/adb/adb.c
@@ -401,6 +401,10 @@
return "bootloader";
case CS_DEVICE:
return "device";
+ case CS_RECOVERY:
+ return "recovery";
+ case CS_SIDELOAD:
+ return "sideload";
case CS_OFFLINE:
return "offline";
case CS_UNAUTHORIZED:
diff --git a/adb/usb_vendors.c b/adb/usb_vendors.c
index df9b1d1..698f8a9 100644
--- a/adb/usb_vendors.c
+++ b/adb/usb_vendors.c
@@ -137,6 +137,12 @@
#define VENDOR_ID_HARRIS 0x19A5
// OPPO's USB Vendor ID
#define VENDOR_ID_OPPO 0x22D9
+// Xiaomi's USB Vendor ID
+#define VENDOR_ID_XIAOMI 0x2717
+// BYD's USB Vendor ID
+#define VENDOR_ID_BYD 0x19D1
+// OUYA's USB Vendor ID
+#define VENDOR_ID_OUYA 0x2836
/** built-in vendor list */
@@ -192,6 +198,9 @@
VENDOR_ID_ANYDATA,
VENDOR_ID_HARRIS,
VENDOR_ID_OPPO,
+ VENDOR_ID_XIAOMI,
+ VENDOR_ID_BYD,
+ VENDOR_ID_OUYA,
};
#define BUILT_IN_VENDOR_COUNT (sizeof(builtInVendorIds)/sizeof(builtInVendorIds[0]))
diff --git a/debuggerd/crasher.c b/debuggerd/crasher.c
index 630d980..d88ef88 100644
--- a/debuggerd/crasher.c
+++ b/debuggerd/crasher.c
@@ -17,6 +17,8 @@
#include <cutils/sockets.h>
+extern const char* __progname;
+
void crash1(void);
void crashnostack(void);
void maybeabort(void);
@@ -47,22 +49,18 @@
return *(int*)(&buf[0]);
}
+__attribute__((noinline)) void overflow_stack(void* p) {
+ fprintf(stderr, "p = %p\n", p);
+ void* buf[1];
+ buf[0] = p;
+ overflow_stack(&buf);
+}
+
void test_call1()
{
*((int*) 32) = 1;
}
-void *test_thread(void *x)
-{
- printf("crasher: thread pid=%d tid=%d\n", getpid(), gettid());
-
- sleep(1);
- test_call1();
- printf("goodbye\n");
-
- return 0;
-}
-
void *noisy(void *x)
{
char c = (unsigned) x;
@@ -118,35 +116,48 @@
int do_action(const char* arg)
{
- if(!strncmp(arg, "thread-", strlen("thread-"))) {
+ fprintf(stderr,"crasher: init pid=%d tid=%d\n", getpid(), gettid());
+
+ if (!strncmp(arg, "thread-", strlen("thread-"))) {
return do_action_on_thread(arg + strlen("thread-"));
+ } else if (!strcmp(arg,"smash-stack")) {
+ return smash_stack(42);
+ } else if (!strcmp(arg,"stack-overflow")) {
+ overflow_stack(NULL);
+ } else if (!strcmp(arg,"nostack")) {
+ crashnostack();
+ } else if (!strcmp(arg,"ctest")) {
+ return ctest();
+ } else if (!strcmp(arg,"exit")) {
+ exit(1);
+ } else if (!strcmp(arg,"crash")) {
+ return crash(42);
+ } else if (!strcmp(arg,"abort")) {
+ maybeabort();
}
- if(!strcmp(arg,"smash-stack")) return smash_stack(42);
- if(!strcmp(arg,"nostack")) crashnostack();
- if(!strcmp(arg,"ctest")) return ctest();
- if(!strcmp(arg,"exit")) exit(1);
- if(!strcmp(arg,"crash")) return crash(42);
- if(!strcmp(arg,"abort")) maybeabort();
-
- pthread_t thr;
- pthread_attr_t attr;
- pthread_attr_init(&attr);
- pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
- pthread_create(&thr, &attr, test_thread, 0);
- while(1) sleep(1);
+ fprintf(stderr, "%s OP\n", __progname);
+ fprintf(stderr, "where OP is:\n");
+ fprintf(stderr, " smash-stack overwrite a stack-guard canary\n");
+ fprintf(stderr, " stack-overflow recurse until the stack overflows\n");
+ fprintf(stderr, " nostack crash with a NULL stack pointer\n");
+ fprintf(stderr, " ctest (obsoleted by thread-crash?)\n");
+ fprintf(stderr, " exit call exit(1)\n");
+ fprintf(stderr, " crash cause a SIGSEGV\n");
+ fprintf(stderr, " abort call abort()\n");
+ fprintf(stderr, "prefix any of the above with 'thread-' to not run\n");
+ fprintf(stderr, "on the process' main thread.\n");
+ return EXIT_SUCCESS;
}
int main(int argc, char **argv)
{
fprintf(stderr,"crasher: built at " __TIME__ "!@\n");
- fprintf(stderr,"crasher: init pid=%d tid=%d\n", getpid(), gettid());
if(argc > 1) {
return do_action(argv[1]);
} else {
crash1();
-// *((int*) 0) = 42;
}
return 0;
diff --git a/include/corkscrew/map_info.h b/include/corkscrew/map_info.h
index c9b241d..14bfad6 100644
--- a/include/corkscrew/map_info.h
+++ b/include/corkscrew/map_info.h
@@ -63,6 +63,10 @@
* previous acquired using acquire_my_map_info_list(). */
void release_my_map_info_list(map_info_t* milist);
+/* Flushes the cached memory map so the next call to
+ * acquire_my_map_info_list() gets fresh data. */
+void flush_my_map_info_list();
+
#ifdef __cplusplus
}
#endif
diff --git a/init/devices.c b/init/devices.c
index e25034c..69f5fc8 100644
--- a/init/devices.c
+++ b/init/devices.c
@@ -127,6 +127,7 @@
char buf[512];
struct listnode *node;
struct perms_ *dp;
+ char *secontext;
/* upaths omit the "/sys" that paths in this list
* contain, so we add 4 when comparing...
@@ -148,6 +149,14 @@
INFO("fixup %s %d %d 0%o\n", buf, dp->uid, dp->gid, dp->perm);
chown(buf, dp->uid, dp->gid);
chmod(buf, dp->perm);
+ if (sehandle) {
+ secontext = NULL;
+ selabel_lookup(sehandle, &secontext, buf, 0);
+ if (secontext) {
+ setfilecon(buf, secontext);
+ freecon(secontext);
+ }
+ }
}
}
diff --git a/init/init.c b/init/init.c
index 5c03dea..3e67192 100755
--- a/init/init.c
+++ b/init/init.c
@@ -90,7 +90,7 @@
}
static int have_console;
-static char *console_name = "/dev/console";
+static char console_name[PROP_VALUE_MAX] = "/dev/console";
static time_t process_needs_restart;
static const char *ENV[32];
@@ -430,7 +430,7 @@
static void msg_start(const char *name)
{
- struct service *svc;
+ struct service *svc = NULL;
char *tmp = NULL;
char *args = NULL;
@@ -438,11 +438,13 @@
svc = service_find_by_name(name);
else {
tmp = strdup(name);
- args = strchr(tmp, ':');
- *args = '\0';
- args++;
+ if (tmp) {
+ args = strchr(tmp, ':');
+ *args = '\0';
+ args++;
- svc = service_find_by_name(tmp);
+ svc = service_find_by_name(tmp);
+ }
}
if (svc) {
@@ -547,11 +549,9 @@
static int console_init_action(int nargs, char **args)
{
int fd;
- char tmp[PROP_VALUE_MAX];
if (console[0]) {
- snprintf(tmp, sizeof(tmp), "/dev/%s", console);
- console_name = strdup(tmp);
+ snprintf(console_name, sizeof(console_name), "/dev/%s", console);
}
fd = open(console_name, O_RDWR);
diff --git a/init/property_service.c b/init/property_service.c
index 62b6c3d..e8c8869 100755
--- a/init/property_service.c
+++ b/init/property_service.c
@@ -352,7 +352,11 @@
__futex_wake(&pa->serial, INT32_MAX);
} else {
pa = __system_property_area__;
- if(pa->count == PA_COUNT_MAX) return -1;
+ if(pa->count == PA_COUNT_MAX) {
+ ERROR("Failed to set '%s'='%s', property pool is exhausted at %d entries",
+ name, value, PA_COUNT_MAX);
+ return -1;
+ }
pi = pa_info_array + pa->count;
pi->serial = (valuelen << 24);
diff --git a/libcorkscrew/Android.mk b/libcorkscrew/Android.mk
index 8370789..d62c2d5 100644
--- a/libcorkscrew/Android.mk
+++ b/libcorkscrew/Android.mk
@@ -59,23 +59,28 @@
# Build test.
include $(CLEAR_VARS)
-LOCAL_SRC_FILES := test.c
-LOCAL_CFLAGS += -std=gnu99 -Werror -fno-inline-small-functions
+LOCAL_SRC_FILES := test.cpp
+LOCAL_CFLAGS += -Werror -fno-inline-small-functions
LOCAL_SHARED_LIBRARIES := libcorkscrew
LOCAL_MODULE := libcorkscrew_test
LOCAL_MODULE_TAGS := optional
include $(BUILD_EXECUTABLE)
+# TODO: reenable darwin-x86
+# ifeq ($(HOST_ARCH),x86)
ifeq ($(HOST_OS)-$(HOST_ARCH),linux-x86)
# Build libcorkscrew.
include $(CLEAR_VARS)
LOCAL_SRC_FILES += $(generic_src_files) $(x86_src_files)
LOCAL_CFLAGS += -DCORKSCREW_HAVE_ARCH
-LOCAL_SHARED_LIBRARIES += libgccdemangle
LOCAL_STATIC_LIBRARIES += libcutils liblog
-LOCAL_LDLIBS += -ldl -lrt
+LOCAL_LDLIBS += -ldl
+ifeq ($(HOST_OS),linux)
+ LOCAL_SHARED_LIBRARIES += libgccdemangle # TODO: is this even needed on Linux?
+ LOCAL_LDLIBS += -lrt
+endif
LOCAL_CFLAGS += -std=gnu99 -Werror
LOCAL_MODULE := libcorkscrew
LOCAL_MODULE_TAGS := optional
@@ -83,11 +88,11 @@
# Build test.
include $(CLEAR_VARS)
-LOCAL_SRC_FILES := test.c
-LOCAL_CFLAGS += -std=gnu99 -Werror -fno-inline-small-functions
+LOCAL_SRC_FILES := test.cpp
+LOCAL_CFLAGS += -Werror
LOCAL_SHARED_LIBRARIES := libcorkscrew
LOCAL_MODULE := libcorkscrew_test
LOCAL_MODULE_TAGS := optional
include $(BUILD_HOST_EXECUTABLE)
-endif # linux-x86
+endif # HOST_ARCH == x86
diff --git a/libcorkscrew/arch-x86/backtrace-x86.c b/libcorkscrew/arch-x86/backtrace-x86.c
index 29159ed..e133ab6 100755
--- a/libcorkscrew/arch-x86/backtrace-x86.c
+++ b/libcorkscrew/arch-x86/backtrace-x86.c
@@ -75,13 +75,18 @@
#endif /* __BIONIC_HAVE_UCONTEXT_T */
-#else /* __BIONIC__ */
+#elif defined(__APPLE__)
+
+#define _XOPEN_SOURCE
+#include <ucontext.h>
+
+#else
// glibc has its own renaming of the Linux kernel's structures.
#define __USE_GNU // For REG_EBP, REG_ESP, and REG_EIP.
#include <ucontext.h>
-#endif /* __ BIONIC__ */
+#endif
/* Unwind state. */
typedef struct {
@@ -819,9 +824,15 @@
const ucontext_t* uc = (const ucontext_t*)sigcontext;
unwind_state_t state;
+#if defined(__APPLE__)
+ state.reg[DWARF_EBP] = uc->uc_mcontext->__ss.__ebp;
+ state.reg[DWARF_ESP] = uc->uc_mcontext->__ss.__esp;
+ state.reg[DWARF_EIP] = uc->uc_mcontext->__ss.__eip;
+#else
state.reg[DWARF_EBP] = uc->uc_mcontext.gregs[REG_EBP];
state.reg[DWARF_ESP] = uc->uc_mcontext.gregs[REG_ESP];
state.reg[DWARF_EIP] = uc->uc_mcontext.gregs[REG_EIP];
+#endif
memory_t memory;
init_memory(&memory, map_info_list);
@@ -831,6 +842,9 @@
ssize_t unwind_backtrace_ptrace_arch(pid_t tid, const ptrace_context_t* context,
backtrace_frame_t* backtrace, size_t ignore_depth, size_t max_depth) {
+#if defined(__APPLE__)
+ return -1;
+#else
pt_regs_x86_t regs;
if (ptrace(PTRACE_GETREGS, tid, 0, ®s)) {
return -1;
@@ -845,4 +859,5 @@
init_memory_ptrace(&memory, tid);
return unwind_backtrace_common(&memory, context->map_info_list,
&state, backtrace, ignore_depth, max_depth);
+#endif
}
diff --git a/libcorkscrew/backtrace.c b/libcorkscrew/backtrace.c
index 03dbd53..b365e5b 100644
--- a/libcorkscrew/backtrace.c
+++ b/libcorkscrew/backtrace.c
@@ -33,7 +33,6 @@
#include <unwind.h>
#include <cutils/log.h>
#include <cutils/atomic.h>
-#include <elf.h>
#define __USE_GNU // For dladdr(3) in glibc.
#include <dlfcn.h>
@@ -43,6 +42,15 @@
// Bionic implements and exports gettid but only implements tgkill.
extern int tgkill(int tgid, int tid, int sig);
+#elif defined(__APPLE__)
+
+#include <sys/syscall.h>
+
+// Mac OS >= 10.6 has a system call equivalent to Linux's gettid().
+static pid_t gettid() {
+ return syscall(SYS_thread_selfid);
+}
+
#else
// glibc doesn't implement or export either gettid or tgkill.
@@ -97,7 +105,7 @@
state.returned_frames = 0;
init_memory(&state.memory, milist);
- _Unwind_Reason_Code rc =_Unwind_Backtrace(unwind_backtrace_callback, &state);
+ _Unwind_Reason_Code rc = _Unwind_Backtrace(unwind_backtrace_callback, &state);
release_my_map_info_list(milist);
@@ -146,7 +154,9 @@
ALOGV("Unwinding thread %d from thread %d.", tid, gettid());
-#ifdef CORKSCREW_HAVE_ARCH
+ // TODO: there's no tgkill(2) on Mac OS, so we'd either need the
+ // mach_port_t or the pthread_t rather than the tid.
+#if defined(CORKSCREW_HAVE_ARCH) && !defined(__APPLE__)
struct sigaction act;
struct sigaction oact;
memset(&act, 0, sizeof(act));
@@ -305,20 +315,20 @@
const backtrace_symbol_t* symbol, char* buffer, size_t bufferSize) {
const char* mapName = symbol->map_name ? symbol->map_name : "<unknown>";
const char* symbolName = symbol->demangled_name ? symbol->demangled_name : symbol->symbol_name;
- size_t fieldWidth = (bufferSize - 80) / 2;
+ int fieldWidth = (bufferSize - 80) / 2;
if (symbolName) {
uint32_t pc_offset = symbol->relative_pc - symbol->relative_symbol_addr;
if (pc_offset) {
- snprintf(buffer, bufferSize, "#%02d pc %08x %.*s (%.*s+%u)",
- frameNumber, symbol->relative_pc, fieldWidth, mapName,
+ snprintf(buffer, bufferSize, "#%02u pc %p %.*s (%.*s+%u)",
+ frameNumber, (void*) symbol->relative_pc, fieldWidth, mapName,
fieldWidth, symbolName, pc_offset);
} else {
- snprintf(buffer, bufferSize, "#%02d pc %08x %.*s (%.*s)",
- frameNumber, symbol->relative_pc, fieldWidth, mapName,
+ snprintf(buffer, bufferSize, "#%02u pc %p %.*s (%.*s)",
+ frameNumber, (void*) symbol->relative_pc, fieldWidth, mapName,
fieldWidth, symbolName);
}
} else {
- snprintf(buffer, bufferSize, "#%02d pc %08x %.*s",
- frameNumber, symbol->relative_pc, fieldWidth, mapName);
+ snprintf(buffer, bufferSize, "#%02u pc %p %.*s",
+ frameNumber, (void*) symbol->relative_pc, fieldWidth, mapName);
}
}
diff --git a/libcorkscrew/demangle.c b/libcorkscrew/demangle.c
index 54247cb..30ab1b0 100644
--- a/libcorkscrew/demangle.c
+++ b/libcorkscrew/demangle.c
@@ -25,6 +25,12 @@
int *status);
char* demangle_symbol_name(const char* name) {
+#if defined(__APPLE__)
+ // Mac OS' __cxa_demangle demangles "f" as "float"; last tested on 10.7.
+ if (name != NULL && name[0] != '_') {
+ return NULL;
+ }
+#endif
// __cxa_demangle handles NULL by returning NULL
return __cxa_demangle(name, 0, 0, 0);
}
diff --git a/libcorkscrew/map_info.c b/libcorkscrew/map_info.c
index 6a27664..93dffbf 100644
--- a/libcorkscrew/map_info.c
+++ b/libcorkscrew/map_info.c
@@ -29,6 +29,67 @@
#include <cutils/log.h>
#include <sys/time.h>
+#if defined(__APPLE__)
+
+// Mac OS vmmap(1) output:
+// __TEXT 0009f000-000a1000 [ 8K 8K] r-x/rwx SM=COW /Volumes/android/dalvik-dev/out/host/darwin-x86/bin/libcorkscrew_test\n
+// 012345678901234567890123456789012345678901234567890123456789
+// 0 1 2 3 4 5
+static map_info_t* parse_vmmap_line(const char* line) {
+ unsigned long int start;
+ unsigned long int end;
+ char permissions[4];
+ int name_pos;
+ if (sscanf(line, "%*21c %lx-%lx [%*13c] %3c/%*3c SM=%*3c %n",
+ &start, &end, permissions, &name_pos) != 3) {
+ return NULL;
+ }
+
+ const char* name = line + name_pos;
+ size_t name_len = strlen(name);
+
+ map_info_t* mi = calloc(1, sizeof(map_info_t) + name_len);
+ if (mi != NULL) {
+ mi->start = start;
+ mi->end = end;
+ mi->is_readable = permissions[0] == 'r';
+ mi->is_writable = permissions[1] == 'w';
+ mi->is_executable = permissions[2] == 'x';
+ mi->data = NULL;
+ memcpy(mi->name, name, name_len);
+ mi->name[name_len - 1] = '\0';
+ ALOGV("Parsed map: start=0x%08x, end=0x%08x, "
+ "is_readable=%d, is_writable=%d is_executable=%d, name=%s",
+ mi->start, mi->end,
+ mi->is_readable, mi->is_writable, mi->is_executable, mi->name);
+ }
+ return mi;
+}
+
+map_info_t* load_map_info_list(pid_t pid) {
+ char cmd[1024];
+ snprintf(cmd, sizeof(cmd), "vmmap -w -resident -submap -allSplitLibs -interleaved %d", pid);
+ FILE* fp = popen(cmd, "r");
+ if (fp == NULL) {
+ return NULL;
+ }
+
+ char line[1024];
+ map_info_t* milist = NULL;
+ while (fgets(line, sizeof(line), fp) != NULL) {
+ map_info_t* mi = parse_vmmap_line(line);
+ if (mi != NULL) {
+ mi->next = milist;
+ milist = mi;
+ }
+ }
+ pclose(fp);
+ return milist;
+}
+
+#else
+
+// Linux /proc/<pid>/maps lines:
// 6f000000-6f01e000 rwxp 00000000 00:0c 16389419 /system/lib/libcomposer.so\n
// 012345678901234567890123456789012345678901234567890123456789
// 0 1 2 3 4 5
@@ -63,9 +124,9 @@
memcpy(mi->name, name, name_len);
mi->name[name_len] = '\0';
ALOGV("Parsed map: start=0x%08x, end=0x%08x, "
- "is_readable=%d, is_writable=%d, is_executable=%d, name=%s",
- mi->start, mi->end,
- mi->is_readable, mi->is_writable, mi->is_executable, mi->name);
+ "is_readable=%d, is_writable=%d, is_executable=%d, name=%s",
+ mi->start, mi->end,
+ mi->is_readable, mi->is_writable, mi->is_executable, mi->name);
}
return mi;
}
@@ -91,6 +152,8 @@
return milist;
}
+#endif
+
void free_map_info_list(map_info_t* milist) {
while (milist) {
map_info_t* next = milist->next;
@@ -132,11 +195,17 @@
int64_t timestamp;
} my_map_info_data_t;
-static int64_t now() {
+static int64_t now_ns() {
+#if defined(HAVE_POSIX_CLOCKS)
struct timespec t;
t.tv_sec = t.tv_nsec = 0;
clock_gettime(CLOCK_MONOTONIC, &t);
return t.tv_sec * 1000000000LL + t.tv_nsec;
+#else
+ struct timeval t;
+ gettimeofday(&t, NULL);
+ return t.tv_sec * 1000000000LL + t.tv_usec * 1000LL;
+#endif
}
static void dec_ref(map_info_t* milist, my_map_info_data_t* data) {
@@ -150,8 +219,8 @@
map_info_t* acquire_my_map_info_list() {
pthread_mutex_lock(&g_my_map_info_list_mutex);
- int64_t time = now();
- if (g_my_map_info_list) {
+ int64_t time = now_ns();
+ if (g_my_map_info_list != NULL) {
my_map_info_data_t* data = (my_map_info_data_t*)g_my_map_info_list->data;
int64_t age = time - data->timestamp;
if (age >= MAX_CACHE_AGE) {
@@ -163,10 +232,10 @@
}
}
- if (!g_my_map_info_list) {
+ if (g_my_map_info_list == NULL) {
my_map_info_data_t* data = (my_map_info_data_t*)malloc(sizeof(my_map_info_data_t));
g_my_map_info_list = load_map_info_list(getpid());
- if (g_my_map_info_list) {
+ if (g_my_map_info_list != NULL) {
ALOGV("Loaded my_map_info_list %p.", g_my_map_info_list);
g_my_map_info_list->data = data;
data->refs = 1;
@@ -196,3 +265,15 @@
pthread_mutex_unlock(&g_my_map_info_list_mutex);
}
}
+
+void flush_my_map_info_list() {
+ pthread_mutex_lock(&g_my_map_info_list_mutex);
+
+ if (g_my_map_info_list != NULL) {
+ my_map_info_data_t* data = (my_map_info_data_t*) g_my_map_info_list->data;
+ dec_ref(g_my_map_info_list, data);
+ g_my_map_info_list = NULL;
+ }
+
+ pthread_mutex_unlock(&g_my_map_info_list_mutex);
+}
diff --git a/libcorkscrew/ptrace.c b/libcorkscrew/ptrace.c
index 776ef69..be58f7f 100644
--- a/libcorkscrew/ptrace.c
+++ b/libcorkscrew/ptrace.c
@@ -46,21 +46,25 @@
}
bool try_get_word(const memory_t* memory, uintptr_t ptr, uint32_t* out_value) {
- ALOGV("try_get_word: reading word at 0x%08x", ptr);
+ ALOGV("try_get_word: reading word at %p", (void*) ptr);
if (ptr & 3) {
- ALOGV("try_get_word: invalid pointer 0x%08x", ptr);
+ ALOGV("try_get_word: invalid pointer %p", (void*) ptr);
*out_value = 0xffffffffL;
return false;
}
if (memory->tid < 0) {
if (!is_readable_map(memory->map_info_list, ptr)) {
- ALOGV("try_get_word: pointer 0x%08x not in a readable map", ptr);
+ ALOGV("try_get_word: pointer %p not in a readable map", (void*) ptr);
*out_value = 0xffffffffL;
return false;
}
*out_value = *(uint32_t*)ptr;
return true;
} else {
+#if defined(__APPLE__)
+ ALOGV("no ptrace on Mac OS");
+ return false;
+#else
// ptrace() returns -1 and sets errno when the operation fails.
// To disambiguate -1 from a valid result, we clear errno beforehand.
errno = 0;
@@ -71,6 +75,7 @@
return false;
}
return true;
+#endif
}
}
diff --git a/libcorkscrew/symbol_table.c b/libcorkscrew/symbol_table.c
index 29e4a79..982ccc8 100644
--- a/libcorkscrew/symbol_table.c
+++ b/libcorkscrew/symbol_table.c
@@ -21,13 +21,17 @@
#include <stdbool.h>
#include <stdlib.h>
-#include <elf.h>
#include <fcntl.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/mman.h>
#include <cutils/log.h>
+#if defined(__APPLE__)
+#else
+
+#include <elf.h>
+
static bool is_elf(Elf32_Ehdr* e) {
return (e->e_ident[EI_MAG0] == ELFMAG0 &&
e->e_ident[EI_MAG1] == ELFMAG1 &&
@@ -35,6 +39,8 @@
e->e_ident[EI_MAG3] == ELFMAG3);
}
+#endif
+
// Compare function for qsort
static int qcompar(const void *a, const void *b) {
const symbol_t* asym = (const symbol_t*)a;
@@ -55,6 +61,7 @@
symbol_table_t* load_symbol_table(const char *filename) {
symbol_table_t* table = NULL;
+#if !defined(__APPLE__)
ALOGV("Loading symbol table from '%s'.", filename);
int fd = open(filename, O_RDONLY);
@@ -197,6 +204,7 @@
out_close:
close(fd);
+#endif
out:
return table;
diff --git a/libcorkscrew/test.c b/libcorkscrew/test.cpp
similarity index 77%
rename from libcorkscrew/test.c
rename to libcorkscrew/test.cpp
index af34c03..22dfa7d 100644
--- a/libcorkscrew/test.c
+++ b/libcorkscrew/test.cpp
@@ -3,11 +3,14 @@
#include <stdio.h>
#include <stdlib.h>
-void do_backtrace() {
+int do_backtrace(float /* just to test demangling */) {
const size_t MAX_DEPTH = 32;
backtrace_frame_t* frames = (backtrace_frame_t*) malloc(sizeof(backtrace_frame_t) * MAX_DEPTH);
ssize_t frame_count = unwind_backtrace(frames, 0, MAX_DEPTH);
fprintf(stderr, "frame_count=%d\n", (int) frame_count);
+ if (frame_count <= 0) {
+ return frame_count;
+ }
backtrace_symbol_t* backtrace_symbols = (backtrace_symbol_t*) malloc(sizeof(backtrace_symbol_t) * frame_count);
get_backtrace_symbols(frames, frame_count, backtrace_symbols);
@@ -31,7 +34,7 @@
symbol = find_symbol(symbols, frames[i].absolute_pc);
}
if (symbol != NULL) {
- uintptr_t offset = frames[i].absolute_pc - symbol->start;
+ int offset = frames[i].absolute_pc - symbol->start;
fprintf(stderr, " %s (%s%+d)\n", line, symbol->name, offset);
} else {
fprintf(stderr, " %s (\?\?\?)\n", line);
@@ -43,22 +46,31 @@
free_backtrace_symbols(backtrace_symbols, frame_count);
free(backtrace_symbols);
free(frames);
+ return frame_count;
}
-__attribute__ ((noinline)) void g() {
- fprintf(stderr, "g()\n");
- do_backtrace();
-}
+struct C {
+ int g(int i);
+};
-__attribute__ ((noinline)) int f(int i) {
- fprintf(stderr, "f(%i)\n", i);
+__attribute__ ((noinline)) int C::g(int i) {
if (i == 0) {
- g();
- return 0;
+ return do_backtrace(0.1);
}
- return f(i - 1);
+ return g(i - 1);
+}
+
+extern "C" __attribute__ ((noinline)) int f() {
+ C c;
+ return c.g(5);
}
int main() {
- return f(5);
+ flush_my_map_info_list();
+ f();
+
+ flush_my_map_info_list();
+ f();
+
+ return 0;
}
diff --git a/libcutils/Android.mk b/libcutils/Android.mk
index 4056e8a..5037705 100644
--- a/libcutils/Android.mk
+++ b/libcutils/Android.mk
@@ -131,7 +131,11 @@
LOCAL_CFLAGS += -DHAVE_MEMSET16 -DHAVE_MEMSET32
LOCAL_SRC_FILES += arch-x86/android_memset16.S arch-x86/android_memset32.S memory.c
else # !x86-atom
+ifeq ($(TARGET_ARCH),mips)
+LOCAL_SRC_FILES += arch-mips/android_memset.c
+else # !mips
LOCAL_SRC_FILES += memory.c
+endif # !mips
endif # !x86-atom
endif # !arm
diff --git a/libcutils/arch-mips/android_memset.c b/libcutils/arch-mips/android_memset.c
new file mode 100644
index 0000000..bbc99fe
--- /dev/null
+++ b/libcutils/arch-mips/android_memset.c
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed 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.
+ */
+
+#include <cutils/memory.h>
+
+/* Use mips-assembler versions supplied by bionic/libc/arch-mips/string/memset.S: */
+void _memset16(uint16_t* dst, uint16_t value, size_t size);
+void _memset32(uint32_t* dst, uint32_t value, size_t size);
+
+void android_memset16(uint16_t* dst, uint16_t value, size_t size)
+{
+ _memset16(dst, value, size);
+}
+
+void android_memset32(uint32_t* dst, uint32_t value, size_t size)
+{
+ _memset32(dst, value, size);
+}
diff --git a/libsparse/output_file.c b/libsparse/output_file.c
index b5ae419..5014e4a 100644
--- a/libsparse/output_file.c
+++ b/libsparse/output_file.c
@@ -675,6 +675,9 @@
} else {
out = output_file_new_normal();
}
+ if (!out) {
+ return NULL;
+ }
out->ops->open(out, fd);
diff --git a/rootdir/init.rc b/rootdir/init.rc
index 4b4408f..b89708e 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -37,7 +37,7 @@
export ANDROID_STORAGE /storage
export ASEC_MOUNTPOINT /mnt/asec
export LOOP_MOUNTPOINT /mnt/obb
- export BOOTCLASSPATH /system/framework/core.jar:/system/framework/core-junit.jar:/system/framework/bouncycastle.jar:/system/framework/ext.jar:/system/framework/framework.jar:/system/framework/telephony-common.jar:/system/framework/voip-common.jar:/system/framework/mms-common.jar:/system/framework/android.policy.jar:/system/framework/services.jar:/system/framework/apache-xml.jar
+ export BOOTCLASSPATH /system/framework/core.jar:/system/framework/conscrypt.jar:/system/framework/okhttp.jar:/system/framework/core-junit.jar:/system/framework/bouncycastle.jar:/system/framework/ext.jar:/system/framework/framework.jar:/system/framework/telephony-common.jar:/system/framework/voip-common.jar:/system/framework/mms-common.jar:/system/framework/android.policy.jar:/system/framework/services.jar:/system/framework/apache-xml.jar
# Backward compatibility
symlink /system/etc /etc
@@ -254,7 +254,7 @@
symlink /data/data/com.android.shell/files/bugreports /data/bugreports
# Separate location for storing security policy files on data
- mkdir /data/security 0700 system system
+ mkdir /data/security 0711 system system
# If there is no fs-post-data action in the init.<device>.rc file, you
# must uncomment this line, otherwise encrypted filesystems
diff --git a/toolbox/dd.c b/toolbox/dd.c
index 350f1d2..a8c12d2 100644
--- a/toolbox/dd.c
+++ b/toolbox/dd.c
@@ -590,8 +590,8 @@
/* If not a pipe or tape device, try to seek on it. */
if (!(in.flags & (ISPIPE|ISTAPE))) {
- if (lseek(in.fd,
- (off_t)in.offset * (off_t)in.dbsz, SEEK_CUR) == -1) {
+ if (lseek64(in.fd,
+ (off64_t)in.offset * (off64_t)in.dbsz, SEEK_CUR) == -1) {
fprintf(stderr, "%s: seek error: %s",
in.name, strerror(errno));
exit(1);
@@ -661,8 +661,8 @@
* have specified the seek operand.
*/
if (!(out.flags & ISTAPE)) {
- if (lseek(out.fd,
- (off_t)out.offset * (off_t)out.dbsz, SEEK_SET) == -1) {
+ if (lseek64(out.fd,
+ (off64_t)out.offset * (off64_t)out.dbsz, SEEK_SET) == -1) {
fprintf(stderr, "%s: seek error: %s\n",
out.name, strerror(errno));
exit(1);
diff --git a/toolbox/dmesg.c b/toolbox/dmesg.c
index e57f607..9c73b00 100644
--- a/toolbox/dmesg.c
+++ b/toolbox/dmesg.c
@@ -5,15 +5,30 @@
#include <sys/klog.h>
#include <string.h>
-#define KLOG_BUF_SHIFT 17 /* CONFIG_LOG_BUF_SHIFT from our kernel */
-#define KLOG_BUF_LEN (1 << KLOG_BUF_SHIFT)
+#define FALLBACK_KLOG_BUF_SHIFT 17 /* CONFIG_LOG_BUF_SHIFT from our kernel */
+#define FALLBACK_KLOG_BUF_LEN (1 << FALLBACK_KLOG_BUF_SHIFT)
int dmesg_main(int argc, char **argv)
{
- char buffer[KLOG_BUF_LEN + 1];
- char *p = buffer;
+ char *buffer;
+ char *p;
ssize_t ret;
- int n, op;
+ int n, op, klog_buf_len;
+
+ klog_buf_len = klogctl(KLOG_SIZE_BUFFER, 0, 0);
+
+ if (klog_buf_len <= 0) {
+ klog_buf_len = FALLBACK_KLOG_BUF_LEN;
+ }
+
+ buffer = (char *)malloc(klog_buf_len + 1);
+
+ if (!buffer) {
+ perror("malloc");
+ return EXIT_FAILURE;
+ }
+
+ p = buffer;
if((argc == 2) && (!strcmp(argv[1],"-c"))) {
op = KLOG_READ_CLEAR;
@@ -21,7 +36,7 @@
op = KLOG_READ_ALL;
}
- n = klogctl(op, buffer, KLOG_BUF_LEN);
+ n = klogctl(op, buffer, klog_buf_len);
if (n < 0) {
perror("klogctl");
return EXIT_FAILURE;
diff --git a/toolbox/ls.c b/toolbox/ls.c
index e530521..5324511 100644
--- a/toolbox/ls.c
+++ b/toolbox/ls.c
@@ -28,6 +28,7 @@
#define LIST_LONG_NUMERIC (1 << 5)
#define LIST_CLASSIFY (1 << 6)
#define LIST_MACLABEL (1 << 7)
+#define LIST_INODE (1 << 8)
// fwd
static int listpath(const char *name, int flags);
@@ -127,22 +128,20 @@
return 0;
}
-static int listfile_size(const char *path, const char *filename, int flags)
+static int listfile_size(const char *path, const char *filename, struct stat *s,
+ int flags)
{
- struct stat s;
-
- if (lstat(path, &s) < 0) {
- fprintf(stderr, "lstat '%s' failed: %s\n", path, strerror(errno));
+ if(!s || !path) {
return -1;
}
/* blocks are 512 bytes, we want output to be KB */
if ((flags & LIST_SIZE) != 0) {
- printf("%lld ", s.st_blocks / 2);
+ printf("%lld ", s->st_blocks / 2);
}
if ((flags & LIST_CLASSIFY) != 0) {
- char filetype = mode2kind(s.st_mode);
+ char filetype = mode2kind(s->st_mode);
if (filetype != 'l') {
printf("%c ", filetype);
} else {
@@ -161,15 +160,18 @@
return 0;
}
-static int listfile_long(const char *path, int flags)
+static int listfile_long(const char *path, struct stat *s, int flags)
{
- struct stat s;
char date[32];
char mode[16];
char user[16];
char group[16];
const char *name;
+ if(!s || !path) {
+ return -1;
+ }
+
/* name is anything after the final '/', or the whole path if none*/
name = strrchr(path, '/');
if(name == 0) {
@@ -178,36 +180,32 @@
name++;
}
- if(lstat(path, &s) < 0) {
- return -1;
- }
-
- mode2str(s.st_mode, mode);
+ mode2str(s->st_mode, mode);
if (flags & LIST_LONG_NUMERIC) {
- sprintf(user, "%ld", s.st_uid);
- sprintf(group, "%ld", s.st_gid);
+ sprintf(user, "%ld", s->st_uid);
+ sprintf(group, "%ld", s->st_gid);
} else {
- user2str(s.st_uid, user);
- group2str(s.st_gid, group);
+ user2str(s->st_uid, user);
+ group2str(s->st_gid, group);
}
- strftime(date, 32, "%Y-%m-%d %H:%M", localtime((const time_t*)&s.st_mtime));
+ strftime(date, 32, "%Y-%m-%d %H:%M", localtime((const time_t*)&s->st_mtime));
date[31] = 0;
// 12345678901234567890123456789012345678901234567890123456789012345678901234567890
// MMMMMMMM UUUUUUUU GGGGGGGGG XXXXXXXX YYYY-MM-DD HH:MM NAME (->LINK)
- switch(s.st_mode & S_IFMT) {
+ switch(s->st_mode & S_IFMT) {
case S_IFBLK:
case S_IFCHR:
printf("%s %-8s %-8s %3d, %3d %s %s\n",
mode, user, group,
- (int) MAJOR(s.st_rdev), (int) MINOR(s.st_rdev),
+ (int) MAJOR(s->st_rdev), (int) MINOR(s->st_rdev),
date, name);
break;
case S_IFREG:
printf("%s %-8s %-8s %8lld %s %s\n",
- mode, user, group, s.st_size, date, name);
+ mode, user, group, s->st_size, date, name);
break;
case S_IFLNK: {
char linkto[256];
@@ -237,15 +235,18 @@
return 0;
}
-static int listfile_maclabel(const char *path, int flags)
+static int listfile_maclabel(const char *path, struct stat *s, int flags)
{
- struct stat s;
char mode[16];
char user[16];
char group[16];
char *maclabel = NULL;
const char *name;
+ if(!s || !path) {
+ return -1;
+ }
+
/* name is anything after the final '/', or the whole path if none*/
name = strrchr(path, '/');
if(name == 0) {
@@ -254,20 +255,16 @@
name++;
}
- if(lstat(path, &s) < 0) {
- return -1;
- }
-
lgetfilecon(path, &maclabel);
if (!maclabel) {
return -1;
}
- mode2str(s.st_mode, mode);
- user2str(s.st_uid, user);
- group2str(s.st_gid, group);
+ mode2str(s->st_mode, mode);
+ user2str(s->st_uid, user);
+ group2str(s->st_gid, group);
- switch(s.st_mode & S_IFMT) {
+ switch(s->st_mode & S_IFMT) {
case S_IFLNK: {
char linkto[256];
ssize_t len;
@@ -301,7 +298,9 @@
static int listfile(const char *dirname, const char *filename, int flags)
{
- if ((flags & (LIST_LONG | LIST_SIZE | LIST_CLASSIFY | LIST_MACLABEL)) == 0) {
+ struct stat s;
+
+ if ((flags & (LIST_LONG | LIST_SIZE | LIST_CLASSIFY | LIST_MACLABEL | LIST_INODE)) == 0) {
printf("%s\n", filename);
return 0;
}
@@ -316,12 +315,20 @@
pathname = filename;
}
+ if(lstat(pathname, &s) < 0) {
+ return -1;
+ }
+
+ if(flags & LIST_INODE) {
+ printf("%8llu ", s.st_ino);
+ }
+
if ((flags & LIST_MACLABEL) != 0) {
- return listfile_maclabel(pathname, flags);
+ return listfile_maclabel(pathname, &s, flags);
} else if ((flags & LIST_LONG) != 0) {
- return listfile_long(pathname, flags);
+ return listfile_long(pathname, &s, flags);
} else /*((flags & LIST_SIZE) != 0)*/ {
- return listfile_size(pathname, filename, flags);
+ return listfile_size(pathname, filename, &s, flags);
}
}
@@ -456,6 +463,7 @@
case 'Z': flags |= LIST_MACLABEL; break;
case 'a': flags |= LIST_ALL; break;
case 'F': flags |= LIST_CLASSIFY; break;
+ case 'i': flags |= LIST_INODE; break;
default:
fprintf(stderr, "%s: Unknown option '-%c'. Aborting.\n", "ls", arg[0]);
exit(1);
diff --git a/toolbox/mount.c b/toolbox/mount.c
index b7adce2..bcda2a2 100644
--- a/toolbox/mount.c
+++ b/toolbox/mount.c
@@ -19,7 +19,7 @@
#define LOOPDEV_MAXLEN 64
struct mount_opts {
- const char str[8];
+ const char str[16];
unsigned long rwmask;
unsigned long rwset;
unsigned long rwnoset;
@@ -65,10 +65,11 @@
static void add_extra_option(struct extra_opts *extra, char *s)
{
int len = strlen(s);
- int newlen = extra->used_size + len;
+ int newlen;
if (extra->str)
len++; /* +1 for ',' */
+ newlen = extra->used_size + len;
if (newlen >= extra->alloc_size) {
char *new;
@@ -79,7 +80,7 @@
extra->str = new;
extra->end = extra->str + extra->used_size;
- extra->alloc_size = newlen;
+ extra->alloc_size = newlen + 1;
}
if (extra->used_size) {