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Preparation for hiding isolated processes

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This commit is contained in:
topjohnwu
2020-12-30 15:55:53 -08:00
parent 3f9a64417b
commit 8e61080a4a
13 changed files with 271 additions and 216 deletions
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12
native/jni/utils/misc.cpp
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@@ -58,12 +58,6 @@ int gen_rand_str(char *buf, int len, bool varlen) {
return len - 1;
}
int strend(const char *s1, const char *s2) {
size_t l1 = strlen(s1);
size_t l2 = strlen(s2);
return strcmp(s1 + l1 - l2, s2);
}
int exec_command(exec_t &exec) {
int pipefd[] = {-1, -1};
int outfd = -1;
@@ -151,12 +145,6 @@ void set_nice_name(const char *name) {
prctl(PR_SET_NAME, name);
}
bool ends_with(const std::string_view &s1, const std::string_view &s2) {
unsigned l1 = s1.length();
unsigned l2 = s2.length();
return l1 < l2 ? false : s1.compare(l1 - l2, l2, s2) == 0;
}
/*
* Bionic's atoi runs through strtol().
* Use our own implementation for faster conversion.

15
native/jni/utils/misc.hpp
View File

@@ -8,9 +8,6 @@
#define UID_ROOT 0
#define UID_SHELL 2000
#define str_contains(s, ss) ((ss) != nullptr && (s).find(ss) != std::string::npos)
#define str_starts(s, ss) ((ss) != nullptr && (s).compare(0, strlen(ss), ss) == 0)
class mutex_guard {
public:
explicit mutex_guard(pthread_mutex_t &m): mutex(&m) {
@@ -65,10 +62,18 @@ using thread_entry = void *(*)(void *);
int new_daemon_thread(thread_entry entry, void *arg = nullptr, const pthread_attr_t *attr = nullptr);
int new_daemon_thread(std::function<void()> &&entry);
bool ends_with(const std::string_view &s1, const std::string_view &s2);
static inline bool str_contains(std::string_view s, std::string_view ss) {
return s.find(ss) != std::string::npos;
}
static inline bool str_starts(std::string_view s, std::string_view ss) {
return s.rfind(ss, 0) == 0;
}
static inline bool str_ends(std::string_view s, std::string_view ss) {
return s.size() >= ss.size() && s.compare(s.size() - ss.size(), std::string::npos, ss) == 0;
}
int fork_dont_care();
int fork_no_orphan();
int strend(const char *s1, const char *s2);
void init_argv0(int argc, char **argv);
void set_nice_name(const char *name);
uint32_t binary_gcd(uint32_t u, uint32_t v);