1 files changed, 84 insertions, 0 deletions
diff --git a/common/src/util.c b/common/src/util.c
new file mode 100644
index 0000000..63eefa2
--- /dev/null
+++ b/common/src/util.c
@@ -0,0 +1,84 @@
+#include <util.h>
+#include <string.h>
+#include <stdlib.h>
+
+char* str_rstrip(char *str) {
+        size_t len = strlen(str) - 1;
+        int brakes = 1;
+        while (brakes) {
+                switch (str[len]) {
+                        case '\r':
+                                str[len] = '\0';
+                                len--;
+                                break;
+                        case '\n':
+                                str[len] = '\0';
+                                len--;
+                                break;
+                        case '\t':
+                                str[len] = '\0';
+                                len--;
+                                break;
+                        case ' ':
+                                str[len] = '\0';
+                                len--;
+                                break;
+                        default:
+                                brakes = 0;
+                                break;
+                }
+        }
+        return str;
+}
+
+char* str_lstrip(char *str) {
+        int brakes = 1;
+        while (brakes) {
+                switch (str[0]) {
+                        case '\r':
+                                str[0] = '\0';
+                                str++;
+                                break;
+                        case '\n':
+                                str[0] = '\0';
+                                str++;
+                                break;
+                        case '\t':
+                                str[0] = '\0';
+                                str++;
+                                break;
+                        case ' ':
+                                str[0] = '\0';
+                                str++;
+                                break;
+                        default:
+                                brakes = 0;
+                                break;
+                }
+        }
+        return str;
+}
+
+char* str_strip(char *str) {
+        str_rstrip(str);
+        str_lstrip(str);
+        return str;
+}
+
+char** str_split(char *str, const char *delim) {
+        size_t count = 0;
+        char **ret = NULL;
+        char *token;
+        char *saveptr;
+        token = strtok_r(str, delim, &saveptr);
+        while (token != NULL) {
+                count++;
+                ret = realloc(ret, sizeof(char*) * count);
+                ret[count-1] = strdup(str_strip(token));
+                token = strtok_r(NULL, delim, &saveptr);
+        }
+        count++;
+        ret = realloc(ret, sizeof(char*) * count);
+        ret[count-1] = NULL;
+        return ret;
+}