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authorKaimakan71 <undefined.foss@gmail.com>2024-04-21 14:05:38 -0400
committerIan Moffett <ian@osmora.org>2024-04-21 19:02:01 -0400
commit6132e1e97271fb915184803dec701fd39ef7bb10 (patch)
treeb815168bf21afe50551947349aa6c34d723d1318 /lib/libc/include
parentbc4adda7297b07a764b42f2c30e80f9bbee6a25d (diff)
libc: Add close() and stdio functions
Signed-off-by: Kaimakan71 <undefined.foss@gmail.com> Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'lib/libc/include')
-rw-r--r--lib/libc/include/stdio.h67
-rw-r--r--lib/libc/include/string.h3
-rw-r--r--lib/libc/include/unistd.h1
3 files changed, 69 insertions, 2 deletions
diff --git a/lib/libc/include/stdio.h b/lib/libc/include/stdio.h
new file mode 100644
index 0000000..b19230c
--- /dev/null
+++ b/lib/libc/include/stdio.h
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of Hyra nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _STDIO_H
+#define _STDIO_H
+
+#include <stddef.h>
+
+#define EOF (int)-1
+
+#define FILE_READ (1 << 0)
+#define FILE_WRITE (1 << 1)
+
+typedef struct {
+ int fd;
+ int flags;
+
+ char *write_buf;
+ char *write_pos;
+ char *write_end;
+} FILE;
+
+extern FILE *stdout;
+
+FILE *fopen(const char *pathname, const char *mode);
+FILE *fdopen(int fd, const char *mode);
+
+size_t fread(void *ptr, size_t size, size_t nmemb, FILE *stream);
+size_t fwrite(const void *ptr, size_t size, size_t nmemb, FILE *stream);
+
+int fputc(int c, FILE *stream);
+#define putc fputc
+int putchar(int c);
+
+int fputs(const char *s, FILE *stream);
+int puts(const char *s);
+
+int fflush(FILE *stream);
+int fclose(FILE *stream);
+
+#endif /* !_STDIO_H */
diff --git a/lib/libc/include/string.h b/lib/libc/include/string.h
index 1b270c7..a49dcba 100644
--- a/lib/libc/include/string.h
+++ b/lib/libc/include/string.h
@@ -31,7 +31,6 @@
#define _STRING_H
#include <stddef.h>
-#include <stdint.h>
void *memcpy(void *dest, const void *src, size_t n);
void *memccpy(void *dest, const void *src, int c, size_t n);
@@ -40,7 +39,7 @@ void *memset(void *s, int c, size_t n);
int memcmp(const void *s1, const void *s2, size_t n);
void *memchr(const void *s, int c, size_t n);
-size_t strlen(const char *s);
+size_t strlen(const char *s);
int strcmp(const char *s1, const char *s2);
int strncmp(const char *s1, const char *s2, size_t n);
diff --git a/lib/libc/include/unistd.h b/lib/libc/include/unistd.h
index 8d92422..f82c83a 100644
--- a/lib/libc/include/unistd.h
+++ b/lib/libc/include/unistd.h
@@ -42,6 +42,7 @@ extern "C" {
_Noreturn void _exit(int status);
ssize_t write(int fd, const void *buf, size_t count);
ssize_t read(int fd, void *buf, size_t count);
+int close(int fd);
#if defined(__cplusplus)
}