From be1c7e50e1e8809ea56f2c9d472eccd8ffd73a97 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 04:57:58 +0200
Subject: Adding upstream version 1.44.3.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 web/server/h2o/libh2o/lib/common/file.c | 68 +++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 web/server/h2o/libh2o/lib/common/file.c

(limited to 'web/server/h2o/libh2o/lib/common/file.c')

diff --git a/web/server/h2o/libh2o/lib/common/file.c b/web/server/h2o/libh2o/lib/common/file.c
new file mode 100644
index 00000000..3cf5ac5d
--- /dev/null
+++ b/web/server/h2o/libh2o/lib/common/file.c
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2015 DeNA Co., Ltd., Kazuho Oku
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+#include <errno.h>
+#include <fcntl.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <sys/uio.h>
+#include <unistd.h>
+#include "h2o/file.h"
+
+h2o_iovec_t h2o_file_read(const char *fn)
+{
+    int fd;
+    struct stat st;
+    h2o_iovec_t ret = {NULL};
+
+    /* open */
+    if ((fd = open(fn, O_RDONLY | O_CLOEXEC)) == -1)
+        goto Error;
+    if (fstat(fd, &st))
+        goto Error;
+    /* allocate memory */
+    if (st.st_size > SIZE_MAX) {
+        errno = ENOMEM;
+        goto Error;
+    }
+    if ((ret.base = malloc((size_t)st.st_size)) == NULL)
+        goto Error;
+    /* read */
+    while (ret.len != (size_t)st.st_size) {
+        ssize_t r;
+        while ((r = read(fd, ret.base + ret.len, (size_t)st.st_size - ret.len)) == -1 && errno == EINTR)
+            ;
+        if (r <= 0)
+            goto Error;
+        ret.len += r;
+    }
+    /* close */
+    close(fd);
+    return ret;
+
+Error:
+    if (fd != -1)
+        close(fd);
+    free(ret.base);
+    return (h2o_iovec_t){NULL};
+}
-- 
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