diff options
Diffstat (limited to 'libctf/ctf-subr.c')
| -rw-r--r-- | libctf/ctf-subr.c | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/libctf/ctf-subr.c b/libctf/ctf-subr.c index b897351..454716a 100644 --- a/libctf/ctf-subr.c +++ b/libctf/ctf-subr.c @@ -26,49 +26,9 @@ #include <string.h> #include <unistd.h> -static size_t _PAGESIZE _libctf_unused_; int _libctf_version = CTF_VERSION; /* Library client version. */ int _libctf_debug = 0; /* Debugging messages enabled. */ -_libctf_malloc_ void * -ctf_data_alloc (size_t size) -{ - void *ret; - -#ifdef HAVE_MMAP - if (_PAGESIZE == 0) - _PAGESIZE = sysconf(_SC_PAGESIZE); - - if (size > _PAGESIZE) - { - ret = mmap (NULL, size, PROT_READ | PROT_WRITE, - MAP_PRIVATE | MAP_ANON, -1, 0); - if (ret == MAP_FAILED) - ret = NULL; - } - else - ret = calloc (1, size); -#else - ret = calloc (1, size); -#endif - return ret; -} - -void -ctf_data_free (void *buf, size_t size _libctf_unused_) -{ -#ifdef HAVE_MMAP - /* Must be the same as the check in ctf_data_alloc(). */ - - if (size > _PAGESIZE) - (void) munmap (buf, size); - else - free (buf); -#else - free (buf); -#endif -} - /* Private, read-only mmap from a file, with fallback to copying. No handling of page-offset issues at all: the caller must allow for that. */ @@ -105,17 +65,6 @@ ctf_munmap (void *buf, size_t length _libctf_unused_) #endif } -void -ctf_data_protect (void *buf _libctf_unused_, size_t size _libctf_unused_) -{ -#ifdef HAVE_MMAP - /* Must be the same as the check in ctf_data_alloc(). */ - - if (size > _PAGESIZE) - (void) mprotect (buf, size, PROT_READ); -#endif -} - _libctf_malloc_ void * ctf_alloc (size_t size) { |