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#include "fbuf.h"
void bputc(struct TMPL_buf* b,char s){
if(b->head == NULL){
struct LLNode* new = (struct LLNode*)malloc(sizeof(struct LLNode));
new->length = 1;
new->data = (char*)malloc(sizeof(char));
new->data[0] = s;
new->next = NULL;
b->total_len = 1;
b->head = new;
b->tail = new;
}else{
struct LLNode* last = b->tail;
struct LLNode* new = (struct LLNode*)malloc(sizeof(struct LLNode));
new->length = 1;
new->data = (char*)malloc(sizeof(char));
new->data[0] = s;
new->next = NULL;
b->total_len += new->length;
last->next = new;
b->tail = new;
}
}
void bputsn(struct TMPL_buf* b, char* s, size_t size){
if(b->head == NULL){
struct LLNode* new = (struct LLNode*)malloc(sizeof(struct LLNode));
new->length = size;
new->data = (char*)malloc(sizeof(char)*size);
memcpy(new->data,s,size);
b->total_len = size;
b->head = new;
b->tail = new;
new->next = NULL;
}else{
struct LLNode* last = b->tail;
struct LLNode* new = (struct LLNode*)malloc(sizeof(struct LLNode));
new->length = size;
new->data = (char*)malloc(sizeof(char)*size);
memcpy(new->data,s,size);
last->next = new;
new->next = NULL;
b->tail = new;
b->total_len += size;
}
}
void bputs(struct TMPL_buf* b, char* s){
size_t len = strlen(s);
bputsn(b,s,len);
}
struct TMPL_buf* alloc_tmpl_buf(){
struct TMPL_buf* ret = (struct TMPL_buf*)malloc(sizeof(struct TMPL_buf));
ret->total_len = 0;
ret->head = NULL;
ret->tail = NULL;
return ret;
}
void free_llnodes(struct LLNode* l){
struct LLNode* cursor = l;
struct LLNode* next;
while(cursor != NULL){
next = cursor->next;
free(cursor->data);
free(cursor);
cursor = next;
}
}
void free_tmpl_buf(struct TMPL_buf* b){
free_llnodes(b->head);
free(b);
}
void bprint(struct TMPL_buf* b){
printf("-------------\n");
struct LLNode* cursor = b->head;
while(cursor != NULL){
printf("Cursor is %p\n",(void*)cursor);
printf("Length:%d\nData:",(int)cursor->length);
char* cb = cursor->data;
size_t cn;
for(cn = 0; cn < cursor->length; cn++){
printf("%c",*cb);
cb++;
}
cursor = cursor->next;
printf("\n-------------\n");
}
printf("Done printing\n");
printf("-----------------------\n");
}
char* bstringify(struct TMPL_buf* b, size_t* size){
struct LLNode* cursora = b->head;
size_t cursorb = 0;
struct LLNode* single = (struct LLNode*)malloc(sizeof(struct LLNode));
single->length = b->total_len;
single->data = (char*)malloc(sizeof(char)*(b->total_len + 1));
single->data[b->total_len] = '\0';
single->next = NULL;
while(cursora != NULL){
memcpy(single->data + cursorb,cursora->data,cursora->length);
cursorb += cursora->length;
cursora = cursora->next;
}
free_llnodes(b->head);
b->head = single;
b->tail = single;
*size = b->total_len;
return single->data;
}
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