1 files changed, 72 insertions, 0 deletions
diff --git a/src/dir/dir.c b/src/dir/dir.c
new file mode 100755
index 0000000..6c1f32d
--- /dev/null
+++ b/src/dir/dir.c
@@ -0,0 +1,72 @@
+#include "dir.h"
+
+
+uint64_t get_fd_size(int fd){
+	struct stat st;
+	if(fstat(fd, &st) == 0){
+		return st.st_size;
+	}
+	return 0;
+}
+
+uint64_t get_fp_size(FILE *fp){
+	if(fp != NULL){
+		return get_fd_size(fileno(fp));
+	}
+	return 0;
+}
+
+uint64_t get_file_size(char *filename){
+	struct stat st;
+	if(stat(filename, &st) == 0){
+		return st.st_size;
+	}
+	return 0;
+}
+
+struct str get_file_format(struct str filename){
+	int i = 0;
+	while(filename.len-i > 0){
+		if(filename.ptr[filename.len-i-1] == '.') break;
+		i++;
+	}
+	if(i == 0 || i == filename.len){
+		return ((struct str){0});
+	}
+	struct str fmt;
+	fmt.len = i;
+	fmt.ptr = calloc(fmt.len+1, sizeof(char));
+	if(fmt.ptr == NULL) return ((struct str){0});
+	memcpy(fmt.ptr, filename.ptr+filename.len-i, fmt.len);
+	return fmt;
+}
+
+uint64_t getNEntries(const char *dir){
+	uint64_t r = 0;
+	DIR *d = opendir(dir);
+	if(d){
+		seekdir(d, (unsigned)-1);
+		r = telldir(d) - 2; // . and ..
+		closedir(d);
+	}
+	return r;
+}
+
+char **getFiles(const char *dir){
+	/*int i = 0, n = getNEntries(dir);
+	if(n > 0){
+		char **r = calloc(n, sizeof(char*));
+		DIR *d = opendir(dir);
+		readdir(d); readdir(d); // . and ..
+		struct dirent *t;
+		while((t = readdir(d)) != NULL){
+			int l = len(t->d_name);
+			r[i] = calloc(l+1, sizeof(char));
+			memmove(r[i++], t->d_name, l);
+		}
+		closedir(d);
+		return r;
+	}*/
+	return NULL;
+}
+