Example #1
0
static int xzdClose( /*@only@*/ void * cookie)
	/*@globals fileSystem, internalState @*/
	/*@modifies fileSystem, internalState @*/
{
    FD_t fd = c2f(cookie);
    XZFILE *xzfile;
    const char * errcookie;
    int rc;

    xzfile = xzdFileno(fd);

    if (xzfile == NULL) return -2;
    errcookie = strerror(ferror(xzfile->fp));

    fdstat_enter(fd, FDSTAT_CLOSE);
    /*@-dependenttrans@*/
    rc = xzclose(xzfile);
    /*@=dependenttrans@*/
    fdstat_exit(fd, FDSTAT_CLOSE, rc);

    if (fd && rc == -1)
	fd->errcookie = errcookie;

DBGIO(fd, (stderr, "==>\txzdClose(%p) rc %lx %s\n", cookie, (unsigned long)rc, fdbg(fd)));

    if (_rpmio_debug || rpmIsDebug()) fdstat_print(fd, "XZDIO", stderr);
    /*@-branchstate@*/
    if (rc == 0)
	fd = fdFree(fd, "open (xzdClose)");
    /*@=branchstate@*/
    return rc;
}
Example #2
0
/*@-mustmod@*/          /* LCL: *buf is modified */
static ssize_t xzdRead(void * cookie, /*@out@*/ char * buf, size_t count)
	/*@globals fileSystem, internalState @*/
	/*@modifies *buf, fileSystem, internalState @*/
{
    FD_t fd = c2f(cookie);
    XZFILE *xzfile;
    ssize_t rc = -1;

assert(fd != NULL);
    if (fd->bytesRemain == 0) return 0; /* XXX simulate EOF */
    xzfile = xzdFileno(fd);
assert(xzfile != NULL);
    fdstat_enter(fd, FDSTAT_READ);
/*@-compdef@*/
    rc = xzread(xzfile, buf, count);
/*@=compdef@*/
DBGIO(fd, (stderr, "==>\txzdRead(%p,%p,%u) rc %lx %s\n", cookie, buf, (unsigned)count, (unsigned long)rc, fdbg(fd)));
    if (rc == -1) {
	fd->errcookie = "Lzma: decoding error";
    } else if (rc >= 0) {
	fdstat_exit(fd, FDSTAT_READ, rc);
	/*@-compdef@*/
	if (fd->ndigests > 0 && rc > 0) fdUpdateDigests(fd, (void *)buf, rc);
	/*@=compdef@*/
    }
    return rc;
}
Example #3
0
File: rpmio.c Project: akozumpl/rpm
int Fclose(FD_t fd)
{
    int rc = 0, ec = 0;

    if (fd == NULL)
	return -1;

    fd = fdLink(fd);
    fdstat_enter(fd, FDSTAT_CLOSE);
    while (fd->nfps >= 0) {
	fdio_close_function_t _close = FDIOVEC(fd, close);
	rc = _close ? _close(fd) : -2;

	if (fd->nfps == 0)
	    break;
	if (ec == 0 && rc)
	    ec = rc;
	fdPop(fd);
    }
    fdstat_exit(fd, FDSTAT_CLOSE, rc);
    DBGIO(fd, (stderr, "==>\tFclose(%p) rc %lx %s\n",
	  (fd ? fd : NULL), (unsigned long)rc, fdbg(fd)));

    fdFree(fd);
    return ec;
}
Example #4
0
File: rpmio.c Project: akozumpl/rpm
static void fdUpdateDigests(FD_t fd, const void * buf, size_t buflen)
{
    if (fd && fd->digests) {
	fdstat_enter(fd, FDSTAT_DIGEST);
	rpmDigestBundleUpdate(fd->digests, buf, buflen);
	fdstat_exit(fd, FDSTAT_DIGEST, (ssize_t) buflen);
    }
}
Example #5
0
File: rpmio.c Project: akozumpl/rpm
void fdFiniDigest(FD_t fd, int hashalgo,
		void ** datap, size_t * lenp, int asAscii)
{
    if (fd && fd->digests) {
	fdstat_enter(fd, FDSTAT_DIGEST);
	rpmDigestBundleFinal(fd->digests, hashalgo, datap, lenp, asAscii);
	fdstat_exit(fd, FDSTAT_DIGEST, (ssize_t) 0);
    }
}
Example #6
0
File: rpmio.c Project: akozumpl/rpm
void fdInitDigest(FD_t fd, int hashalgo, rpmDigestFlags flags)
{
    if (fd->digests == NULL) {
	fd->digests = rpmDigestBundleNew();
    }
    fdstat_enter(fd, FDSTAT_DIGEST);
    rpmDigestBundleAdd(fd->digests, hashalgo, flags);
    fdstat_exit(fd, FDSTAT_DIGEST, (ssize_t) 0);
}
Example #7
0
File: rpmio.c Project: akozumpl/rpm
int Fseek(FD_t fd, off_t offset, int whence)
{
    int rc = -1;

    if (fd != NULL) {
	fdio_seek_function_t _seek = FDIOVEC(fd, seek);

	fdstat_enter(fd, FDSTAT_SEEK);
	rc = (_seek ? _seek(fd, offset, whence) : -2);
	fdstat_exit(fd, FDSTAT_SEEK, rc);
    }

    DBGIO(fd, (stderr, "==>\tFseek(%p,%ld,%d) rc %lx %s\n",
	  fd, (long)offset, whence, (unsigned long)rc, fdbg(fd)));

    return rc;
}
Example #8
0
File: rpmio.c Project: akozumpl/rpm
ssize_t Fwrite(const void *buf, size_t size, size_t nmemb, FD_t fd)
{
    ssize_t rc = -1;

    if (fd != NULL) {
	fdio_write_function_t _write = FDIOVEC(fd, write);
	
	fdstat_enter(fd, FDSTAT_WRITE);
	rc = (_write ? _write(fd, buf, size * nmemb) : -2);
	fdstat_exit(fd, FDSTAT_WRITE, rc);

	if (fd->digests && rc > 0)
	    fdUpdateDigests(fd, buf, rc);
    }

    DBGIO(fd, (stderr, "==>\tFwrite(%p,%p,%ld) rc %ld %s\n",
	  fd, buf, (long)size * nmemb, (long)rc, fdbg(fd)));

    return rc;
}
Example #9
0
File: rpmio.c Project: akozumpl/rpm
ssize_t Fread(void *buf, size_t size, size_t nmemb, FD_t fd)
{
    ssize_t rc = -1;

    if (fd != NULL) {
	fdio_read_function_t _read = FDIOVEC(fd, read);

	fdstat_enter(fd, FDSTAT_READ);
	rc = (_read ? (*_read) (fd, buf, size * nmemb) : -2);
	fdstat_exit(fd, FDSTAT_READ, rc);

	if (fd->digests && rc > 0)
	    fdUpdateDigests(fd, buf, rc);
    }

    DBGIO(fd, (stderr, "==>\tFread(%p,%p,%ld) rc %ld %s\n",
	  fd, buf, (long)size * nmemb, (long)rc, fdbg(fd)));

    return rc;
}
Example #10
0
/*@-globuse@*/
static ssize_t xzdWrite(void * cookie, const char * buf, size_t count)
	/*@globals fileSystem, internalState @*/
	/*@modifies fileSystem, internalState @*/
{
    FD_t fd = c2f(cookie);
    XZFILE *xzfile;
    ssize_t rc = 0;

    if (fd == NULL || fd->bytesRemain == 0) return 0;   /* XXX simulate EOF */

    if (fd->ndigests > 0 && count > 0) fdUpdateDigests(fd, (void *)buf, count);

    xzfile = xzdFileno(fd);

    fdstat_enter(fd, FDSTAT_WRITE);
    rc = xzwrite(xzfile, (void *)buf, count);
DBGIO(fd, (stderr, "==>\txzdWrite(%p,%p,%u) rc %lx %s\n", cookie, buf, (unsigned)count, (unsigned long)rc, fdbg(fd)));
    if (rc < 0) {
	fd->errcookie = "Lzma: encoding error";
    } else if (rc > 0) {
	fdstat_exit(fd, FDSTAT_WRITE, rc);
    }
    return rc;
}