ra8_vsource.h

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#pragma once
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <stdint.h>
 
#include "ra8_err.h"

typedef ra8_err_t (*ra8_vsource_read_fn)(void* ctx, uint64_t offset, uint8_t* buf, uint32_t len);

typedef struct {
  ra8_vsource_read_fn read; 
  void*               ctx;  
  const uint8_t*      xip;  
  uint64_t            base; 
  uint64_t            size; 
} ra8_vsource_obj_t;

typedef struct {
  ra8_vsource_obj_t* objs;  
  uint32_t           cap;   
  uint32_t           count; 
} ra8_vsource_t;

[[nodiscard]] ra8_err_t ra8_vsource_init(ra8_vsource_t* vs, ra8_vsource_obj_t* objs, uint32_t cap);

[[nodiscard]] ra8_err_t ra8_vsource_add_paged(ra8_vsource_t*      vs,
                                              ra8_vsource_read_fn read,
                                              void*               ctx,
                                              uint64_t            base,
                                              uint64_t            size,
                                              uint32_t*           out_id);

[[nodiscard]] ra8_err_t
ra8_vsource_add_xip(ra8_vsource_t* vs, const uint8_t* xip_base, uint64_t size, uint32_t* out_id);

[[nodiscard]] ra8_err_t ra8_vsource_loader(void*    ctx,
                                           uint32_t object_id,
                                           uint64_t offset,
                                           uint8_t* frame,
                                           uint32_t frame_bytes);

[[nodiscard]] ra8_err_t ra8_vsource_xip_ptr(const ra8_vsource_t* vs,
                                            uint32_t             object_id,
                                            uint64_t             offset,
                                            uint32_t             len,
                                            const uint8_t**      out_ptr);
 
#ifdef __cplusplus
}
#endif