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Use libsystemproperties in resetprop

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Upstream to latest Android Pie
This commit is contained in:
topjohnwu
2018-09-06 01:33:17 -04:00
parent ad7ec79903
commit 7a0025673c
41 changed files with 3404 additions and 2216 deletions
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153
native/jni/utils/misc.c
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@@ -12,6 +12,7 @@
#include <sched.h>
#include <unistd.h>
#include <libgen.h>
#include <syscall.h>
#include <sys/types.h>
#include <sys/mount.h>
#include <sys/wait.h>
@@ -85,80 +86,6 @@ int check_data() {
return data;
}
/* Original source: https://opensource.apple.com/source/cvs/cvs-19/cvs/lib/getline.c
* License: GPL 2 or later
* Adjusted to match POSIX */
#define MIN_CHUNK 64
ssize_t my_getdelim(char **lineptr, size_t *n, int delim, FILE *stream) {
size_t nchars_avail;
char *read_pos;
if (!lineptr || !n || !stream) {
errno = EINVAL;
return -1;
}
if (!*lineptr) {
*n = MIN_CHUNK;
*lineptr = malloc(*n);
if (!*lineptr) {
errno = ENOMEM;
return -1;
}
}
nchars_avail = *n;
read_pos = *lineptr;
while (1) {
int save_errno;
register int c = getc(stream);
save_errno = errno;
if (nchars_avail < 2) {
if (*n > MIN_CHUNK)
*n *= 2;
else
*n += MIN_CHUNK;
nchars_avail = *n + *lineptr - read_pos;
*lineptr = realloc(*lineptr, *n);
if (!*lineptr) {
errno = ENOMEM;
return -1;
}
read_pos = *n - nchars_avail + *lineptr;
}
if (ferror(stream)) {
errno = save_errno;
return -1;
}
if (c == EOF) {
if (read_pos == *lineptr)
return -1;
else
break;
}
*read_pos++ = c;
nchars_avail--;
if (c == delim)
break;
}
*read_pos = '\0';
return read_pos - *lineptr;
}
ssize_t my_getline(char **lineptr, size_t *n, FILE *stream) {
return my_getdelim(lineptr, n, '\n', stream);
}
/* All the string should be freed manually!! */
int file_to_vector(const char* filename, struct vector *v) {
if (access(filename, R_OK) != 0)
@@ -468,3 +395,81 @@ int strend(const char *s1, const char *s2) {
size_t l2 = strlen(s2);
return strcmp(s1 + l1 - l2, s2);
}
/* Original source: https://opensource.apple.com/source/cvs/cvs-19/cvs/lib/getline.c
* License: GPL 2 or later
* Adjusted to match POSIX */
#define MIN_CHUNK 64
ssize_t __getdelim(char **lineptr, size_t *n, int delim, FILE *stream) {
size_t nchars_avail;
char *read_pos;
if (!lineptr || !n || !stream) {
errno = EINVAL;
return -1;
}
if (!*lineptr) {
*n = MIN_CHUNK;
*lineptr = malloc(*n);
if (!*lineptr) {
errno = ENOMEM;
return -1;
}
}
nchars_avail = *n;
read_pos = *lineptr;
while (1) {
int save_errno;
register int c = getc(stream);
save_errno = errno;
if (nchars_avail < 2) {
if (*n > MIN_CHUNK)
*n *= 2;
else
*n += MIN_CHUNK;
nchars_avail = *n + *lineptr - read_pos;
*lineptr = realloc(*lineptr, *n);
if (!*lineptr) {
errno = ENOMEM;
return -1;
}
read_pos = *n - nchars_avail + *lineptr;
}
if (ferror(stream)) {
errno = save_errno;
return -1;
}
if (c == EOF) {
if (read_pos == *lineptr)
return -1;
else
break;
}
*read_pos++ = c;
nchars_avail--;
if (c == delim)
break;
}
*read_pos = '\0';
return read_pos - *lineptr;
}
ssize_t __getline(char **lineptr, size_t *n, FILE *stream) {
return __getdelim(lineptr, n, '\n', stream);
}
int __fsetxattr(int fd, const char *name, const void *value, size_t size, int flags) {
return (int) syscall(__NR_fsetxattr, fd, name, value, size, flags);
}