Added files.h and files.c

2 files changed, 78 insertions, 0 deletions

diff --git a/files/files.c b/files/files.c
new file mode 100644
index 0000000..badd542
--- /dev/null
+++ b/files/files.c
@@ -0,0 +1,59 @@
+#include "files.h"
+
+
+int dir_exists(char *dirpath){
+	struct stat st;
+	if(stat(dirpath, &st) == 0){
+		return S_ISDIR(st.st_mode);
+	}
+	return 0;
+}
+
+int file_exists(char *filepath){
+	struct stat st;
+	if(stat(filepath, &st) == 0){
+		return S_ISREG(st.st_mode);
+	}
+	return 0;
+}
+
+int path_exists(char *path){
+	return dir_exists(path) || file_exists(path);
+}
+
+u64 get_fd_size(int fd){
+	struct stat st;
+	if(fstat(fd, &st) == 0){
+		return st.st_size;
+	}
+	return 0;
+}
+
+u64 get_fp_size(FILE *fp){
+	if(fp != NULL){
+		return get_fd_size(fileno(fp));
+	}
+	return 0;
+}
+
+u64 get_file_size(char *filename){
+	struct stat st;
+	if(stat(filename, &st) == 0){
+		return st.st_size;
+	}
+	return 0;
+}
+
+char *get_extension(char *filename){
+	int len = 0, i = 0;
+	while(filename[len] != '\0') len++;
+	while(len-i > 0){
+		if(filename[len-i-1] == '.') break;
+		i++;
+	}
+	if(i == 0 || i == len){
+		return NULL;
+	}
+	return filename + len - i;
+}
+
diff --git a/files/files.h b/files/files.h
new file mode 100644
index 0000000..33fba80
--- /dev/null
+++ b/files/files.h
@@ -0,0 +1,19 @@
+#ifndef FILES_H
+#define FILES_H
+
+#include <stdio.h>
+#include <sys/stat.h>
+#include "types/types.h"
+
+
+int dir_exists(char *dirpath);
+int file_exists(char *filepath);
+int path_exists(char *path);
+
+u64 get_fd_size(int fd);
+u64 get_fp_size(FILE *fp);
+u64 get_file_size(char *filename);
+
+char *get_extension(char *filename);
+
+#endif