Add kconfig_parser

kconfig_parser is placed to new folder tree. In folder "programs" will be all programs.
Files in folder programs/src/kconfig/kconfig are taken from kernel v3.18-rc3. In future, they should be updated if new changes will be added to kernel.

1 files changed, 49 insertions, 0 deletions

diff --git a/programs/src/kconfig/symlist.c b/programs/src/kconfig/symlist.c
new file mode 100644
index 0000000..7dcd2c6
--- /dev/null
+++ b/programs/src/kconfig/symlist.c
@@ -0,0 +1,49 @@
+#include "symlist.h"
+
+struct symlist *symlist_create() {
+    struct symlist *ret;
+    ret = malloc(sizeof(struct symlist));
+    ret->size = 2;
+    ret->pos = 0;
+    ret->array = malloc(ret->size * sizeof(struct symlist_el));
+    return ret;
+}
+
+void symlist_add(struct symlist *sl, char *name) {
+    if (sl->pos >= sl->size) {
+        sl->size *= 2;
+        sl->array =
+            realloc(sl->array, sl->size * sizeof(struct symlist_el));
+    }
+    sl->array[sl->pos].id = sl->pos + 1;
+    sl->array[sl->pos].name = name;
+    sl->array[sl->pos].be = NULL;
+    sl->pos++;
+}
+
+struct symlist_el *symlist_find(struct symlist *sl, char *name) {
+    int i = 0;
+    while (i < sl->pos) {
+        if (!strcmp(name, sl->array[i].name))
+            return &sl->array[i];
+        i++;
+    }
+    return NULL;
+}
+
+void symlist_print(struct symlist *sl) {
+    int i;
+    for (i = 0; i < sl->pos; i++) {
+        printf("%d:%s\n", sl->array[i].id, sl->array[i].name);
+        if (sl->array[i].be != NULL) {
+            printf("  ");
+            boolexp_print(sl->array[i].be);
+            printf("\n");
+        }
+    }
+}
+
+void symlist_free(struct symlist *sl) {
+    free(sl->array);
+    free(sl);
+}