forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
88 lines
1.8 KiB
88 lines
1.8 KiB
// SPDX-License-Identifier: LGPL-2.1 |
|
#include <sys/types.h> |
|
#include <sys/stat.h> |
|
#include <fcntl.h> |
|
|
|
#ifndef O_DIRECT |
|
#define O_DIRECT 00040000 |
|
#endif |
|
|
|
#ifndef O_DIRECTORY |
|
#define O_DIRECTORY 00200000 |
|
#endif |
|
|
|
#ifndef O_NOATIME |
|
#define O_NOATIME 01000000 |
|
#endif |
|
|
|
#ifndef O_TMPFILE |
|
#define O_TMPFILE 020000000 |
|
#endif |
|
|
|
#undef O_LARGEFILE |
|
#define O_LARGEFILE 00100000 |
|
|
|
size_t open__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix) |
|
{ |
|
const char *prefix = "O_"; |
|
int printed = 0; |
|
|
|
if ((flags & O_ACCMODE) == O_RDONLY) |
|
printed = scnprintf(bf, size, "%s%s", show_prefix ? prefix : "", "RDONLY"); |
|
if (flags == 0) |
|
return printed; |
|
#define P_FLAG(n) \ |
|
if (flags & O_##n) { \ |
|
printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \ |
|
flags &= ~O_##n; \ |
|
} |
|
|
|
P_FLAG(RDWR); |
|
P_FLAG(APPEND); |
|
P_FLAG(ASYNC); |
|
P_FLAG(CLOEXEC); |
|
P_FLAG(CREAT); |
|
P_FLAG(DIRECT); |
|
P_FLAG(DIRECTORY); |
|
P_FLAG(EXCL); |
|
P_FLAG(LARGEFILE); |
|
P_FLAG(NOFOLLOW); |
|
P_FLAG(TMPFILE); |
|
P_FLAG(NOATIME); |
|
P_FLAG(NOCTTY); |
|
#ifdef O_NONBLOCK |
|
P_FLAG(NONBLOCK); |
|
#elif O_NDELAY |
|
P_FLAG(NDELAY); |
|
#endif |
|
#ifdef O_PATH |
|
P_FLAG(PATH); |
|
#endif |
|
#ifdef O_DSYNC |
|
if ((flags & O_SYNC) == O_SYNC) |
|
printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", "SYNC"); |
|
else { |
|
P_FLAG(DSYNC); |
|
} |
|
#else |
|
P_FLAG(SYNC); |
|
#endif |
|
P_FLAG(TRUNC); |
|
P_FLAG(WRONLY); |
|
#undef P_FLAG |
|
|
|
if (flags) |
|
printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); |
|
|
|
return printed; |
|
} |
|
|
|
size_t syscall_arg__scnprintf_open_flags(char *bf, size_t size, struct syscall_arg *arg) |
|
{ |
|
int flags = arg->val; |
|
|
|
if (!(flags & O_CREAT)) |
|
arg->mask |= 1 << (arg->idx + 1); /* Mask the mode parm */ |
|
|
|
return open__scnprintf_flags(flags, bf, size, arg->show_string_prefix); |
|
}
|
|
|