1300829Sgrehan#include <sys/cdefs.h> 2300829Sgrehan 3300829Sgrehan#include <sys/types.h> 4300829Sgrehan 5300829Sgrehan#include <stdlib.h> 6300829Sgrehan#include <stdio.h> 7300829Sgrehan#include <string.h> 8300829Sgrehan 9300829Sgrehan#include "bhyvegc.h" 10300829Sgrehan 11300829Sgrehanstruct bhyvegc { 12300829Sgrehan struct bhyvegc_image *gc_image; 13300829Sgrehan int raw; 14300829Sgrehan}; 15300829Sgrehan 16300829Sgrehanstruct bhyvegc * 17300829Sgrehanbhyvegc_init(int width, int height, void *fbaddr) 18300829Sgrehan{ 19300829Sgrehan struct bhyvegc *gc; 20300829Sgrehan struct bhyvegc_image *gc_image; 21300829Sgrehan 22300829Sgrehan gc = calloc(1, sizeof (struct bhyvegc)); 23300829Sgrehan 24300829Sgrehan gc_image = calloc(1, sizeof(struct bhyvegc_image)); 25300829Sgrehan gc_image->width = width; 26300829Sgrehan gc_image->height = height; 27300829Sgrehan if (fbaddr) { 28300829Sgrehan gc_image->data = fbaddr; 29300829Sgrehan gc->raw = 1; 30300829Sgrehan } else { 31300829Sgrehan gc_image->data = calloc(width * height, sizeof (uint32_t)); 32300829Sgrehan gc->raw = 0; 33300829Sgrehan } 34300829Sgrehan 35300829Sgrehan gc->gc_image = gc_image; 36300829Sgrehan 37300829Sgrehan return (gc); 38300829Sgrehan} 39300829Sgrehan 40300829Sgrehanvoid 41300829Sgrehanbhyvegc_set_fbaddr(struct bhyvegc *gc, void *fbaddr) 42300829Sgrehan{ 43300829Sgrehan gc->raw = 1; 44300829Sgrehan if (gc->gc_image->data && gc->gc_image->data != fbaddr) 45300829Sgrehan free(gc->gc_image->data); 46300829Sgrehan gc->gc_image->data = fbaddr; 47300829Sgrehan} 48300829Sgrehan 49300829Sgrehanvoid 50300829Sgrehanbhyvegc_resize(struct bhyvegc *gc, int width, int height) 51300829Sgrehan{ 52300829Sgrehan struct bhyvegc_image *gc_image; 53300829Sgrehan 54300829Sgrehan gc_image = gc->gc_image; 55300829Sgrehan 56300829Sgrehan gc_image->width = width; 57300829Sgrehan gc_image->height = height; 58300829Sgrehan if (!gc->raw) { 59300829Sgrehan gc_image->data = realloc(gc_image->data, 60300829Sgrehan sizeof (uint32_t) * width * height); 61300829Sgrehan memset(gc_image->data, 0, width * height * sizeof (uint32_t)); 62300829Sgrehan } 63300829Sgrehan} 64300829Sgrehan 65300829Sgrehanstruct bhyvegc_image * 66300829Sgrehanbhyvegc_get_image(struct bhyvegc *gc) 67300829Sgrehan{ 68300829Sgrehan if (gc == NULL) 69300829Sgrehan return (NULL); 70300829Sgrehan 71300829Sgrehan return (gc->gc_image); 72300829Sgrehan} 73