cvector_template2.h

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#ifndef CVECTOR_TYPE_H
#define CVECTOR_TYPE_H
 
#ifndef CVEC_SIZE_T
#include <stdlib.h>
#define CVEC_SIZE_T size_t
#endif
 
#ifndef CVEC_SZ
#define CVEC_SZ
typedef CVEC_SIZE_T cvec_sz;
#endif
 
#ifdef __cplusplus
extern "C" {
#endif
 
 
typedef struct cvector_TYPE
{
    TYPE* a;
    cvec_sz size;
    cvec_sz capacity;
    void (*elem_free)(void*);
    int (*elem_init)(void*, void*);
} cvector_TYPE;
 
extern cvec_sz CVEC_TYPE_SZ;
 
int cvec_TYPE(cvector_TYPE* vec, cvec_sz size, cvec_sz capacity, void(*elem_free)(void*), int(*elem_init)(void*, void*));
int cvec_init_TYPE(cvector_TYPE* vec, TYPE* vals, cvec_sz num, void(*elem_free)(void*), int(*elem_init)(void*, void*));
 
cvector_TYPE* cvec_TYPE_heap(cvec_sz size, cvec_sz capacity, void (*elem_free)(void*), int(*elem_init)(void*, void*));
cvector_TYPE* cvec_init_TYPE_heap(TYPE* vals, cvec_sz num, void (*elem_free)(void*), int(*elem_init)(void*, void*));
 
int cvec_copyc_TYPE(void* dest, void* src);
int cvec_copy_TYPE(cvector_TYPE* dest, cvector_TYPE* src);
 
int cvec_push_TYPE(cvector_TYPE* vec, TYPE* val);
void cvec_pop_TYPE(cvector_TYPE* vec, TYPE* ret);
 
int cvec_pushm_TYPE(cvector_TYPE* vec, TYPE* a);
void cvec_popm_TYPE(cvector_TYPE* vec, TYPE* ret);
int cvec_insertm_TYPE(cvector_TYPE* vec, cvec_sz i, TYPE* a);
int cvec_insert_arraym_TYPE(cvector_TYPE* vec, cvec_sz i, TYPE* a, cvec_sz num);
void cvec_replacem_TYPE(cvector_TYPE* vec, cvec_sz i, TYPE* a, TYPE* ret);
 
int cvec_extend_TYPE(cvector_TYPE* vec, cvec_sz num);
int cvec_insert_TYPE(cvector_TYPE* vec, cvec_sz i, TYPE* a);
int cvec_insert_array_TYPE(cvector_TYPE* vec, cvec_sz i, TYPE* a, cvec_sz num);
int cvec_replace_TYPE(cvector_TYPE* vec, cvec_sz i, TYPE* a, TYPE* ret);
void cvec_erase_TYPE(cvector_TYPE* vec, cvec_sz start, cvec_sz end);
void cvec_remove_TYPE(cvector_TYPE* vec, cvec_sz start, cvec_sz end);
int cvec_reserve_TYPE(cvector_TYPE* vec, cvec_sz size);
#define cvec_shrink_to_fit_TYPE(vec) cvec_set_cap_TYPE((vec), (vec)->size)
int cvec_set_cap_TYPE(cvector_TYPE* vec, cvec_sz size);
int cvec_set_val_sz_TYPE(cvector_TYPE* vec, TYPE* val);
int cvec_set_val_cap_TYPE(cvector_TYPE* vec, TYPE* val);
 
TYPE* cvec_back_TYPE(cvector_TYPE* vec);
 
void cvec_clear_TYPE(cvector_TYPE* vec);
void cvec_free_TYPE_heap(void* vec);
void cvec_free_TYPE(void* vec);
 
#ifdef __cplusplus
}
#endif
 
/* CVECTOR_TYPE_H */
#endif
 
 
#ifdef CVECTOR_TYPE_IMPLEMENTATION
 
cvec_sz CVEC_TYPE_SZ = 20;
 
#define CVEC_TYPE_ALLOCATOR(x) ((x+1) * 2)
 
#if defined(CVEC_MALLOC) && defined(CVEC_FREE) && defined(CVEC_REALLOC)
/* ok */
#elif !defined(CVEC_MALLOC) && !defined(CVEC_FREE) && !defined(CVEC_REALLOC)
/* ok */
#else
#error "Must define all or none of CVEC_MALLOC, CVEC_FREE, and CVEC_REALLOC."
#endif
 
#ifndef CVEC_MALLOC
#include <stdlib.h>
#define CVEC_MALLOC(sz)      malloc(sz)
#define CVEC_REALLOC(p, sz)  realloc(p, sz)
#define CVEC_FREE(p)         free(p)
#endif
 
#ifndef CVEC_MEMMOVE
#include <string.h>
#define CVEC_MEMMOVE(dst, src, sz)  memmove(dst, src, sz)
#endif
 
#ifndef CVEC_ASSERT
#include <assert.h>
#define CVEC_ASSERT(x)       assert(x)
#endif
 
 
/*  general vector */
 
cvector_TYPE* cvec_TYPE_heap(cvec_sz size, cvec_sz capacity, void(*elem_free)(void*), int(*elem_init)(void*, void*))
{
    cvector_TYPE* vec;
    if (!(vec = (cvector_TYPE*)CVEC_MALLOC(sizeof(cvector_TYPE)))) {
        CVEC_ASSERT(vec != NULL);
        return NULL;
    }
 
    vec->size = size;
    vec->capacity = (capacity > vec->size || (vec->size && capacity == vec->size)) ? capacity : vec->size + CVEC_TYPE_SZ;
 
    if (!(vec->a = (TYPE*)CVEC_MALLOC(vec->capacity * sizeof(TYPE)))) {
        CVEC_ASSERT(vec->a != NULL);
        CVEC_FREE(vec);
        return NULL;
    }
 
    vec->elem_free = elem_free;
    vec->elem_init = elem_init;
 
    return vec;
}
 
cvector_TYPE* cvec_init_TYPE_heap(TYPE* vals, cvec_sz num, void(*elem_free)(void*), int(*elem_init)(void*, void*))
{
    cvector_TYPE* vec;
    cvec_sz i;
    
    if (!(vec = (cvector_TYPE*)CVEC_MALLOC(sizeof(cvector_TYPE)))) {
        CVEC_ASSERT(vec != NULL);
        return NULL;
    }
 
    vec->capacity = num + CVEC_TYPE_SZ;
    vec->size = num;
    if (!(vec->a = (TYPE*)CVEC_MALLOC(vec->capacity * sizeof(TYPE)))) {
        CVEC_ASSERT(vec->a != NULL);
        CVEC_FREE(vec);
        return NULL;
    }
 
    if (elem_init) {
        for (i=0; i<num; ++i) {
            if (!elem_init(&vec->a[i], &vals[i])) {
                CVEC_ASSERT(0);
                CVEC_FREE(vec->a);
                CVEC_FREE(vec);
                return NULL;
            }
        }
    } else {
        CVEC_MEMMOVE(vec->a, vals, sizeof(TYPE)*num);
    }
    
    vec->elem_free = elem_free;
    vec->elem_init = elem_init;
 
    return vec;
}
 
int cvec_TYPE(cvector_TYPE* vec, cvec_sz size, cvec_sz capacity, void(*elem_free)(void*), int(*elem_init)(void*, void*))
{
    vec->size = size;
    vec->capacity = (capacity > vec->size || (vec->size && capacity == vec->size)) ? capacity : vec->size + CVEC_TYPE_SZ;
 
    if (!(vec->a = (TYPE*)CVEC_MALLOC(vec->capacity * sizeof(TYPE)))) {
        CVEC_ASSERT(vec->a != NULL);
        vec->size = vec->capacity = 0;
        return 0;
    }
 
    vec->elem_free = elem_free;
    vec->elem_init = elem_init;
 
    return 1;
}
 
int cvec_init_TYPE(cvector_TYPE* vec, TYPE* vals, cvec_sz num, void(*elem_free)(void*), int(*elem_init)(void*, void*))
{
    cvec_sz i;
    
    vec->capacity = num + CVEC_TYPE_SZ;
    vec->size = num;
    if (!(vec->a = (TYPE*)CVEC_MALLOC(vec->capacity * sizeof(TYPE)))) {
        CVEC_ASSERT(vec->a != NULL);
        vec->size = vec->capacity = 0;
        return 0;
    }
 
    if (elem_init) {
        for (i=0; i<num; ++i) {
            if (!elem_init(&vec->a[i], &vals[i])) {
                CVEC_ASSERT(0);
                return 0;
            }
        }
    } else {
        CVEC_MEMMOVE(vec->a, vals, sizeof(TYPE)*num);
    }
 
    vec->elem_free = elem_free;
    vec->elem_init = elem_init;
 
    return 1;
}
 
int cvec_copyc_TYPE(void* dest, void* src)
{
    cvector_TYPE* vec1 = (cvector_TYPE*)dest;
    cvector_TYPE* vec2 = (cvector_TYPE*)src;
 
    vec1->a = NULL;
    vec1->size = 0;
    vec1->capacity = 0;
 
    return cvec_copy_TYPE(vec1, vec2);
}
 
int cvec_copy_TYPE(cvector_TYPE* dest, cvector_TYPE* src)
{
    int i;
    TYPE* tmp = NULL;
    if (!(tmp = (TYPE*)CVEC_REALLOC(dest->a, src->capacity*sizeof(TYPE)))) {
        CVEC_ASSERT(tmp != NULL);
        return 0;
    }
    dest->a = tmp;
 
    if (src->elem_init) {
        for (i=0; i<src->size; ++i) {
            if (!src->elem_init(&dest->a[i], &src->a[i])) {
                CVEC_ASSERT(0);
                return 0;
            }
        }
    } else {
        /* could use memcpy here since we know we just allocated dest->a */
        CVEC_MEMMOVE(dest->a, src->a, src->size*sizeof(TYPE));
    }
 
    dest->size = src->size;
    dest->capacity = src->capacity;
    dest->elem_free = src->elem_free;
    dest->elem_init = src->elem_init;
    return 1;
}
 
int cvec_push_TYPE(cvector_TYPE* vec, TYPE* a)
{
    TYPE* tmp;
    cvec_sz tmp_sz;
    if (vec->capacity == vec->size) {
        tmp_sz = CVEC_TYPE_ALLOCATOR(vec->capacity);
        if (!(tmp = (TYPE*)CVEC_REALLOC(vec->a, sizeof(TYPE)*tmp_sz))) {
            CVEC_ASSERT(tmp != NULL);
            return 0;
        }
        vec->a = tmp;
        vec->capacity = tmp_sz;
    }
    if (vec->elem_init) {
        if (!vec->elem_init(&vec->a[vec->size], a)) {
            CVEC_ASSERT(0);
            return 0;
        }
    } else {
        CVEC_MEMMOVE(&vec->a[vec->size], a, sizeof(TYPE));
    }
    
    vec->size++;
    return 1;
}
 
int cvec_pushm_TYPE(cvector_TYPE* vec, TYPE* a)
{
    TYPE* tmp;
    cvec_sz tmp_sz;
    if (vec->capacity == vec->size) {
        tmp_sz = CVEC_TYPE_ALLOCATOR(vec->capacity);
        if (!(tmp = (TYPE*)CVEC_REALLOC(vec->a, sizeof(TYPE)*tmp_sz))) {
            CVEC_ASSERT(tmp != NULL);
            return 0;
        }
        vec->a = tmp;
        vec->capacity = tmp_sz;
    }
    CVEC_MEMMOVE(&vec->a[vec->size], a, sizeof(TYPE));
    
    vec->size++;
    return 1;
}
 
void cvec_pop_TYPE(cvector_TYPE* vec, TYPE* ret)
{
    vec->size--;
    if (ret) {
        CVEC_MEMMOVE(ret, &vec->a[vec->size], sizeof(TYPE));
    }
 
    if (vec->elem_free) {
        vec->elem_free(&vec->a[vec->size]);
    }
}
 
void cvec_popm_TYPE(cvector_TYPE* vec, TYPE* ret)
{
    vec->size--;
    if (ret) {
        CVEC_MEMMOVE(ret, &vec->a[vec->size], sizeof(TYPE));
    }
}
 
TYPE* cvec_back_TYPE(cvector_TYPE* vec)
{
    return &vec->a[vec->size-1];
}
 
int cvec_extend_TYPE(cvector_TYPE* vec, cvec_sz num)
{
    TYPE* tmp;
    cvec_sz tmp_sz;
    if (vec->capacity < vec->size + num) {
        tmp_sz = vec->capacity + num + CVEC_TYPE_SZ;
        if (!(tmp = (TYPE*)CVEC_REALLOC(vec->a, sizeof(TYPE)*tmp_sz))) {
            CVEC_ASSERT(tmp != NULL);
            return 0;
        }
        vec->a = tmp;
        vec->capacity = tmp_sz;
    }
 
    vec->size += num;
    return 1;
}
 
int cvec_insert_TYPE(cvector_TYPE* vec, cvec_sz i, TYPE* a)
{
    TYPE* tmp;
    cvec_sz tmp_sz;
    if (vec->capacity == vec->size) {
        tmp_sz = CVEC_TYPE_ALLOCATOR(vec->capacity);
        if (!(tmp = (TYPE*)CVEC_REALLOC(vec->a, sizeof(TYPE)*tmp_sz))) {
            CVEC_ASSERT(tmp != NULL);
            return 0;
        }
        
        vec->a = tmp;
        vec->capacity = tmp_sz;
    }
    CVEC_MEMMOVE(&vec->a[i+1], &vec->a[i], (vec->size-i)*sizeof(TYPE));
 
    if (vec->elem_init) {
        if (!vec->elem_init(&vec->a[i], a)) {
            CVEC_ASSERT(0);
            return 0;
        }
    } else {
        CVEC_MEMMOVE(&vec->a[i], a, sizeof(TYPE));
    }
 
    vec->size++;
    return 1;
}
 
int cvec_insertm_TYPE(cvector_TYPE* vec, cvec_sz i, TYPE* a)
{
    TYPE* tmp;
    cvec_sz tmp_sz;
    if (vec->capacity == vec->size) {
        tmp_sz = CVEC_TYPE_ALLOCATOR(vec->capacity);
        if (!(tmp = (TYPE*)CVEC_REALLOC(vec->a, sizeof(TYPE)*tmp_sz))) {
            CVEC_ASSERT(tmp != NULL);
            return 0;
        }
        
        vec->a = tmp;
        vec->capacity = tmp_sz;
    }
    CVEC_MEMMOVE(&vec->a[i+1], &vec->a[i], (vec->size-i)*sizeof(TYPE));
 
    CVEC_MEMMOVE(&vec->a[i], a, sizeof(TYPE));
 
    vec->size++;
    return 1;
}
 
int cvec_insert_array_TYPE(cvector_TYPE* vec, cvec_sz i, TYPE* a, cvec_sz num)
{
    TYPE* tmp;
    cvec_sz tmp_sz, j;
    if (vec->capacity < vec->size + num) {
        tmp_sz = vec->capacity + num + CVEC_TYPE_SZ;
        if (!(tmp = (TYPE*)CVEC_REALLOC(vec->a, sizeof(TYPE)*tmp_sz))) {
            CVEC_ASSERT(tmp != NULL);
            return 0;
        }
        vec->a = tmp;
        vec->capacity = tmp_sz;
    }
 
    CVEC_MEMMOVE(&vec->a[i+num], &vec->a[i], (vec->size-i)*sizeof(TYPE));
    if (vec->elem_init) {
        for (j=0; j<num; ++j) {
            if (!vec->elem_init(&vec->a[j+i], &a[j])) {
                CVEC_ASSERT(0);
                return 0;
            }
        }
    } else {
        CVEC_MEMMOVE(&vec->a[i], a, num*sizeof(TYPE));
    }
    vec->size += num;
    return 1;
}
 
int cvec_insert_arraym_TYPE(cvector_TYPE* vec, cvec_sz i, TYPE* a, cvec_sz num)
{
    TYPE* tmp;
    cvec_sz tmp_sz;
    if (vec->capacity < vec->size + num) {
        tmp_sz = vec->capacity + num + CVEC_VOID_START_SZ;
        if (!(tmp = (TYPE*)CVEC_REALLOC(vec->a, sizeof(TYPE)*tmp_sz))) {
            CVEC_ASSERT(tmp != NULL);
            return 0;
        }
        vec->a = tmp;
        vec->capacity = tmp_sz;
    }
 
    CVEC_MEMMOVE(&vec->a[i+num], &vec->a[i], (vec->size-i)*sizeof(TYPE));
 
    CVEC_MEMMOVE(&vec->a[i], a, num*sizeof(TYPE));
    vec->size += num;
    return 1;
}
 
int cvec_replace_TYPE(cvector_TYPE* vec, cvec_sz i, TYPE* a, TYPE* ret)
{
    if (ret) {
        CVEC_MEMMOVE(ret, &vec->a[i], sizeof(TYPE));
    } else if (vec->elem_free) {
        vec->elem_free(&vec->a[i]);
    }
 
    if (vec->elem_init) {
        if (!vec->elem_init(&vec->a[i], a)) {
            CVEC_ASSERT(0);
            return 0;
        }
    } else {
        CVEC_MEMMOVE(&vec->a[i], a, sizeof(TYPE));
    }
    return 1;
}
 
void cvec_replacem_TYPE(cvector_TYPE* vec, cvec_sz i, TYPE* a, TYPE* ret)
{
    if (ret) {
        CVEC_MEMMOVE(ret, &vec->a[i], sizeof(TYPE));
    }
 
    CVEC_MEMMOVE(&vec->a[i], a, sizeof(TYPE));
}
 
void cvec_erase_TYPE(cvector_TYPE* vec, cvec_sz start, cvec_sz end)
{
    cvec_sz i;
    cvec_sz d = end - start + 1;
    if (vec->elem_free) {
        for (i=start; i<=end; i++) {
            vec->elem_free(&vec->a[i]);
        }
    }
    CVEC_MEMMOVE(&vec->a[start], &vec->a[end+1], (vec->size-1-end)*sizeof(TYPE));
    vec->size -= d;
}
 
void cvec_remove_TYPE(cvector_TYPE* vec, cvec_sz start, cvec_sz end)
{
    cvec_sz d = end - start + 1;
    CVEC_MEMMOVE(&vec->a[start], &vec->a[end+1], (vec->size-1-end)*sizeof(TYPE));
    vec->size -= d;
}
 
int cvec_reserve_TYPE(cvector_TYPE* vec, cvec_sz size)
{
    TYPE* tmp;
    if (vec->capacity < size) {
        if (!(tmp = (TYPE*)CVEC_REALLOC(vec->a, sizeof(TYPE)*(size+CVEC_TYPE_SZ)))) {
            CVEC_ASSERT(tmp != NULL);
            return 0;
        }
        vec->a = tmp;
        vec->capacity = size + CVEC_TYPE_SZ;
    }
    return 1;
}
 
int cvec_set_cap_TYPE(cvector_TYPE* vec, cvec_sz size)
{
    cvec_sz i;
    TYPE* tmp;
    if (size < vec->size) {
        if (vec->elem_free) {
            for (i=vec->size-1; i>=size; i--) {
                vec->elem_free(&vec->a[i]);
            }
        }
        vec->size = size;
    }
 
    vec->capacity = size;
 
    if (!(tmp = (TYPE*)CVEC_REALLOC(vec->a, sizeof(TYPE)*size))) {
        CVEC_ASSERT(tmp != NULL);
        return 0;
    }
    vec-> a = tmp;
    return 1;
}
 
int cvec_set_val_sz_TYPE(cvector_TYPE* vec, TYPE* val)
{
    cvec_sz i;
 
    if (vec->elem_free) {
        for(i=0; i<vec->size; i++) {
            vec->elem_free(&vec->a[i]);
        }
    }
    
    if (vec->elem_init) {
        for (i=0; i<vec->size; i++) {
            if (!vec->elem_init(&vec->a[i], val)) {
                CVEC_ASSERT(0);
                return 0;
            }
        }
    } else {
        for (i=0; i<vec->size; i++) {
            CVEC_MEMMOVE(&vec->a[i], val, sizeof(TYPE));
        }
    }
    return 1;
}
 
int cvec_set_val_cap_TYPE(cvector_TYPE* vec, TYPE* val)
{
    cvec_sz i;
    if (vec->elem_free) {
        for (i=0; i<vec->size; i++) {
            vec->elem_free(&vec->a[i]);
        }
        vec->size = vec->capacity;
    }
 
    if (vec->elem_init) {
        for (i=0; i<vec->capacity; i++) {
            if (!vec->elem_init(&vec->a[i], val)) {
                CVEC_ASSERT(0);
                return 0;
            }
        }
    } else {
        for (i=0; i<vec->capacity; i++) {
            CVEC_MEMMOVE(&vec->a[i], val, sizeof(TYPE));
        }
    }
    return 1;
}
 
void cvec_clear_TYPE(cvector_TYPE* vec)
{
    cvec_sz i;
    if (vec->elem_free) {
        for (i=0; i<vec->size; ++i) {
            vec->elem_free(&vec->a[i]);
        }
    }
    vec->size = 0;
}
 
void cvec_free_TYPE_heap(void* vec)
{
    cvec_sz i;
    cvector_TYPE* tmp = (cvector_TYPE*)vec;
    if (!tmp) return;
    if (tmp->elem_free) {
        for (i=0; i<tmp->size; i++) {
            tmp->elem_free(&tmp->a[i]);
        }
    }
    CVEC_FREE(tmp->a);
    CVEC_FREE(tmp);
}
 
void cvec_free_TYPE(void* vec)
{
    cvec_sz i;
    cvector_TYPE* tmp = (cvector_TYPE*)vec;
    if (tmp->elem_free) {
        for (i=0; i<tmp->size; i++) {
            tmp->elem_free(&tmp->a[i]);
        }
    }
 
    CVEC_FREE(tmp->a);
    tmp->a = NULL;
    tmp->size = 0;
    tmp->capacity = 0;
}
 
 
#endif