#include <fcntl.h> | |
#include <string.h> | |
#include "stdio_impl.h" | |
FILE* __fopen_rb_ca(const char* filename, FILE* f, unsigned char* buf, size_t len) { | |
memset(f, 0, sizeof *f); | |
f->fd = open(filename, O_RDONLY | O_CLOEXEC); | |
if (f->fd < 0) | |
return 0; | |
fcntl(f->fd, F_SETFD, FD_CLOEXEC); | |
f->flags = F_NOWR | F_PERM; | |
f->buf = buf + UNGET; | |
f->buf_size = len - UNGET; | |
f->read = __stdio_read; | |
f->seek = __stdio_seek; | |
f->close = __stdio_close; | |
f->lock = -1; | |
return f; | |
} |