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-rw-r--r--Build/source/libs/zziplib/zziplib-0.13.60/zzip/plugin.c90
1 files changed, 90 insertions, 0 deletions
diff --git a/Build/source/libs/zziplib/zziplib-0.13.60/zzip/plugin.c b/Build/source/libs/zziplib/zziplib-0.13.60/zzip/plugin.c
new file mode 100644
index 00000000000..ee578f41f55
--- /dev/null
+++ b/Build/source/libs/zziplib/zziplib-0.13.60/zzip/plugin.c
@@ -0,0 +1,90 @@
+
+/*
+ * Author:
+ * Guido Draheim <guidod@gmx.de>
+ * Mike Nordell <tamlin-@-algonet-se>
+ *
+ * Copyright (c) 2002,2003 Guido Draheim
+ * All rights reserved,
+ * use under the restrictions of the
+ * Lesser GNU General Public License
+ * or alternatively the restrictions
+ * of the Mozilla Public License 1.1
+ */
+
+#include <zzip/lib.h>
+#include <zzip/plugin.h>
+
+#include <string.h>
+#include <sys/stat.h>
+#include <errno.h>
+#include <stdlib.h>
+#ifdef DEBUG
+#include <stdio.h>
+#endif
+
+#include <zzip/file.h>
+#include <zzip/format.h>
+
+zzip_off_t
+zzip_filesize(int fd)
+{
+ struct stat st;
+
+ if (fstat(fd, &st) < 0)
+ return -1;
+
+# if defined DEBUG && ! defined _WIN32
+ if (! st.st_size && st.st_blocks > 1) /* seen on some darwin 10.1 machines */
+ fprintf(stderr, "broken fstat(2) ?? st_size=%ld st_blocks=%ld\n",
+ (long) st.st_size, (long) st.st_blocks);
+# endif
+
+ return st.st_size;
+}
+
+static const struct zzip_plugin_io default_io = {
+ &open,
+ &close,
+ &_zzip_read,
+ &_zzip_lseek,
+ &zzip_filesize,
+ 1, 1,
+ &_zzip_write
+};
+
+/** => zzip_init_io
+ * This function returns a zzip_plugin_io_t handle to static defaults
+ * wrapping the posix io file functions for actual file access. The
+ * returned structure is shared by all threads in the system.
+ */
+zzip_plugin_io_t
+zzip_get_default_io(void)
+{
+ return (zzip_plugin_io_t) & default_io;
+}
+
+/**
+ * This function initializes the users handler struct to default values
+ * being the posix io functions in default configured environments.
+ *
+ * Note that the target io_handlers_t structure should be static or
+ * atleast it should be kept during the lifetime of zzip operations.
+ */
+int
+zzip_init_io(zzip_plugin_io_handlers_t io, int flags)
+{
+ if (! io)
+ {
+ return ZZIP_ERROR;
+ }
+ memcpy(io, &default_io, sizeof(default_io));
+ io->fd.sys = flags;
+ return 0;
+}
+
+/*
+ * Local variables:
+ * c-file-style: "stroustrup"
+ * End:
+ */