aboutsummaryrefslogtreecommitdiff
path: root/lib/io
diff options
context:
space:
mode:
Diffstat (limited to 'lib/io')
-rw-r--r--lib/io/Makemodule.am23
-rw-r--r--lib/io/src/internal.h1
-rw-r--r--lib/io/src/mem.c110
-rw-r--r--lib/io/src/std.c35
-rw-r--r--lib/io/test/istream_mem.c74
-rw-r--r--lib/io/test/xfrm.c2
6 files changed, 10 insertions, 235 deletions
diff --git a/lib/io/Makemodule.am b/lib/io/Makemodule.am
index d342063..2f6fb1c 100644
--- a/lib/io/Makemodule.am
+++ b/lib/io/Makemodule.am
@@ -1,20 +1,14 @@
-libio_a_SOURCES = include/io/xfrm.h include/io/std.h \
- include/io/dir_iterator.h include/io/mem.h lib/io/src/internal.h \
- lib/io/src/xfrm/ostream.c \
- lib/io/src/xfrm/istream.c lib/io/src/dir_tree_iterator.c \
- lib/io/src/mem.c lib/io/src/std.c
+libio_a_SOURCES = include/io/xfrm.h include/io/dir_iterator.h \
+ lib/io/src/internal.h lib/io/src/xfrm/ostream.c \
+ lib/io/src/xfrm/istream.c lib/io/src/dir_tree_iterator.c
libio_a_CFLAGS = $(AM_CFLAGS) $(ZLIB_CFLAGS) $(XZ_CFLAGS)
libio_a_CFLAGS += $(ZSTD_CFLAGS) $(BZIP2_CFLAGS)
noinst_LIBRARIES += libio.a
-LIBIO_TESTS = test_istream_mem test_dir_iterator \
+LIBIO_TESTS = test_dir_iterator \
test_dir_tree_iterator test_dir_tree_iterator2 test_dir_tree_iterator3
-test_istream_mem_SOURCES = lib/io/test/istream_mem.c
-test_istream_mem_LDADD = libio.a libcompat.a
-test_istream_mem_CPPFLAGS = $(AM_CPPFLAGS)
-
test_dir_iterator_SOURCES = lib/io/test/dir_iterator.c
test_dir_iterator_LDADD = libio.a libsquashfs.la libutil.a libcompat.a
test_dir_iterator_CPPFLAGS = $(AM_CPPFLAGS)
@@ -37,7 +31,8 @@ test_dir_tree_iterator3_CPPFLAGS += -DTESTPATH=$(top_srcdir)/lib/io/test/testdir
if WITH_XZ
test_io_xfrm_xz_SOURCES = lib/io/test/xfrm.c
-test_io_xfrm_xz_LDADD = libsquashfs.la libio.a libxfrm.a libcompat.a $(XZ_LIBS)
+test_io_xfrm_xz_LDADD = libcommon.a libsquashfs.la libio.a libxfrm.a \
+ libcompat.a $(XZ_LIBS)
test_io_xfrm_xz_CPPFLAGS = $(AM_CPPFLAGS) -DDO_XZ=1
LIBIO_TESTS += test_io_xfrm_xz
@@ -45,7 +40,7 @@ endif
if WITH_BZIP2
test_io_xfrm_bzip2_SOURCES = lib/io/test/xfrm.c
-test_io_xfrm_bzip2_LDADD = libsquashfs.la libio.a libxfrm.a \
+test_io_xfrm_bzip2_LDADD = libcommon.a libsquashfs.la libio.a libxfrm.a \
libcompat.a $(BZIP2_LIBS)
test_io_xfrm_bzip2_CPPFLAGS = $(AM_CPPFLAGS) -DDO_BZIP2=1
@@ -54,7 +49,7 @@ endif
if WITH_GZIP
test_io_xfrm_gzip_SOURCES = lib/io/test/xfrm.c
-test_io_xfrm_gzip_LDADD = libsquashfs.la libio.a libxfrm.a \
+test_io_xfrm_gzip_LDADD = libcommon.a libsquashfs.la libio.a libxfrm.a \
libcompat.a $(ZLIB_LIBS)
test_io_xfrm_gzip_CPPFLAGS = $(AM_CPPFLAGS) -DDO_GZIP=1
@@ -64,7 +59,7 @@ endif
if WITH_ZSTD
if HAVE_ZSTD_STREAM
test_io_xfrm_zstd_SOURCES = lib/io/test/xfrm.c
-test_io_xfrm_zstd_LDADD = libsquashfs.la libio.a libxfrm.a \
+test_io_xfrm_zstd_LDADD = libcommon.a libsquashfs.la libio.a libxfrm.a \
libcompat.a $(ZSTD_LIBS)
test_io_xfrm_zstd_CPPFLAGS = $(AM_CPPFLAGS) -DDO_ZSTD=1
diff --git a/lib/io/src/internal.h b/lib/io/src/internal.h
index e9804b9..7c2b1df 100644
--- a/lib/io/src/internal.h
+++ b/lib/io/src/internal.h
@@ -10,7 +10,6 @@
#include "config.h"
#include "compat.h"
#include "io/xfrm.h"
-#include "io/std.h"
#include "xfrm/compress.h"
#include <string.h>
diff --git a/lib/io/src/mem.c b/lib/io/src/mem.c
deleted file mode 100644
index 7150d1f..0000000
--- a/lib/io/src/mem.c
+++ /dev/null
@@ -1,110 +0,0 @@
-/* SPDX-License-Identifier: GPL-3.0-or-later */
-/*
- * mem.c
- *
- * Copyright (C) 2023 David Oberhollenzer <goliath@infraroot.at>
- */
-#include "config.h"
-#include "io/mem.h"
-#include "compat.h"
-#include "sqfs/io.h"
-
-#include <stdlib.h>
-#include <string.h>
-#include <assert.h>
-
-typedef struct {
- sqfs_istream_t base;
-
- sqfs_u8 *buffer;
- size_t bufsz;
-
- const void *data;
- size_t size;
- size_t offset;
- size_t visible;
-
- char *name;
-} mem_istream_t;
-
-static int mem_get_buffered_data(sqfs_istream_t *strm, const sqfs_u8 **out,
- size_t *size, size_t want)
-{
- mem_istream_t *mem = (mem_istream_t *)strm;
- size_t have = mem->size - mem->offset;
-
- if (have > mem->bufsz)
- have = mem->bufsz;
-
- if (want > have)
- want = have;
-
- if (mem->visible == 0 || mem->visible < want) {
- memcpy(mem->buffer + mem->visible,
- (const char *)mem->data + mem->offset + mem->visible,
- have - mem->visible);
- mem->visible = have;
- }
-
- *out = mem->buffer;
- *size = mem->visible;
- return (mem->visible == 0) ? 1 : 0;
-}
-
-static void mem_advance_buffer(sqfs_istream_t *strm, size_t count)
-{
- mem_istream_t *mem = (mem_istream_t *)strm;
-
- assert(count <= mem->visible);
-
- if (count > 0 && count < mem->visible)
- memmove(mem->buffer, mem->buffer + count, mem->visible - count);
-
- mem->offset += count;
- mem->visible -= count;
-
- if (mem->visible < mem->bufsz) {
- memset(mem->buffer + mem->visible, 0,
- mem->bufsz - mem->visible);
- }
-}
-
-static const char *mem_in_get_filename(sqfs_istream_t *strm)
-{
- return ((mem_istream_t *)strm)->name;
-}
-
-static void mem_in_destroy(sqfs_object_t *obj)
-{
- free(((mem_istream_t *)obj)->buffer);
- free(((mem_istream_t *)obj)->name);
- free(obj);
-}
-
-sqfs_istream_t *istream_memory_create(const char *name, size_t bufsz,
- const void *data, size_t size)
-{
- mem_istream_t *mem = calloc(1, sizeof(*mem));
- sqfs_istream_t *strm = (sqfs_istream_t *)mem;
-
- if (mem == NULL)
- return NULL;
-
- sqfs_object_init(mem, mem_in_destroy, NULL);
-
- mem->name = strdup(name);
- if (mem->name == NULL)
- return sqfs_drop(mem);
-
- mem->buffer = malloc(bufsz);
- if (mem->buffer == NULL)
- return sqfs_drop(mem);
-
- mem->data = data;
- mem->size = size;
- mem->bufsz = bufsz;
- strm->get_buffered_data = mem_get_buffered_data;
- strm->advance_buffer = mem_advance_buffer;
- strm->get_filename = mem_in_get_filename;
- return strm;
-}
diff --git a/lib/io/src/std.c b/lib/io/src/std.c
deleted file mode 100644
index 62635ec..0000000
--- a/lib/io/src/std.c
+++ /dev/null
@@ -1,35 +0,0 @@
-/* SPDX-License-Identifier: GPL-3.0-or-later */
-/*
- * std.c
- *
- * Copyright (C) 2023 David Oberhollenzer <goliath@infraroot.at>
- */
-#include "config.h"
-#include "compat.h"
-#include "io/std.h"
-#include "sqfs/io.h"
-
-#if defined(_WIN32) || defined(__WINDOWS__)
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-#else
-#include <unistd.h>
-#define STD_INPUT_HANDLE STDIN_FILENO
-#define STD_OUTPUT_HANDLE STDOUT_FILENO
-#define GetStdHandle(hnd) hnd
-#endif
-
-int istream_open_stdin(sqfs_istream_t **out)
-{
- sqfs_file_handle_t hnd = GetStdHandle(STD_INPUT_HANDLE);
-
- return sqfs_istream_open_handle(out, "stdin", hnd, 0);
-}
-
-int ostream_open_stdout(sqfs_ostream_t **out)
-{
- sqfs_file_handle_t hnd = GetStdHandle(STD_OUTPUT_HANDLE);
-
- return sqfs_ostream_open_handle(out, "stdout", hnd,
- SQFS_FILE_OPEN_NO_SPARSE);
-}
diff --git a/lib/io/test/istream_mem.c b/lib/io/test/istream_mem.c
deleted file mode 100644
index d5e0c2c..0000000
--- a/lib/io/test/istream_mem.c
+++ /dev/null
@@ -1,74 +0,0 @@
-/* SPDX-License-Identifier: GPL-3.0-or-later */
-/*
- * istream_mem.c
- *
- * Copyright (C) 2023 David Oberhollenzer <goliath@infraroot.at>
- */
-#include "config.h"
-
-#include "util/test.h"
-#include "io/mem.h"
-#include "sqfs/io.h"
-
-static const size_t end0 = 449; /* region 1: filled with 'A' */
-static const size_t end1 = 521; /* region 2: filled with 'B' */
-static const size_t end2 = 941; /* region 3: filled with 'C' */
-
-static unsigned char data[941];
-
-static unsigned char byte_at_offset(size_t off)
-{
- if (off < end0)
- return 'A';
- if (off < end1)
- return 'B';
- return 'C';
-}
-
-static void init_buffer(void)
-{
- for (size_t i = 0; i < end2; ++i)
- data[i] = byte_at_offset(i);
-}
-
-int main(int argc, char **argv)
-{
- size_t i, diff, size;
- bool eat_all = true;
- const sqfs_u8 *ptr;
- sqfs_istream_t *in;
- int ret;
- (void)argc; (void)argv;
-
- init_buffer();
-
- in = istream_memory_create("memstream.txt", 61, data, sizeof(data));
- TEST_NOT_NULL(in);
- TEST_EQUAL_UI(((sqfs_object_t *)in)->refcount, 1);
-
- TEST_STR_EQUAL(in->get_filename(in), "memstream.txt");
-
- for (i = 0; i < end2; i += diff) {
- ret = in->get_buffered_data(in, &ptr, &size, 61);
- TEST_EQUAL_I(ret, 0);
-
- if ((end2 - i) >= 61) {
- TEST_NOT_NULL(ptr);
- TEST_EQUAL_UI(size, 61);
- } else {
- TEST_NOT_NULL(ptr);
- TEST_EQUAL_UI(size, (end2 - i));
- }
-
- for (size_t j = 0; j < size; ++j) {
- TEST_EQUAL_UI(ptr[j], byte_at_offset(i + j));
- }
-
- diff = eat_all ? size : (size / 2);
- eat_all = !eat_all;
- in->advance_buffer(in, diff);
- }
-
- sqfs_drop(in);
- return EXIT_SUCCESS;
-}
diff --git a/lib/io/test/xfrm.c b/lib/io/test/xfrm.c
index b871610..26eee87 100644
--- a/lib/io/test/xfrm.c
+++ b/lib/io/test/xfrm.c
@@ -9,7 +9,7 @@
#include "util/test.h"
#include "sqfs/io.h"
#include "io/xfrm.h"
-#include "io/mem.h"
+#include "common.h"
static const sqfs_u8 blob_in[] = {
#if defined(DO_XZ)
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-24 12:07:20 +0000