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#ifndef MDSO_H
#define MDSO_H
#include <stdint.h>
#include <stdio.h>
#include "mdso_api.h"
#ifdef __cplusplus
extern "C" {
#endif
/* pre-alpha */
#ifndef MDSO_APP
#ifndef MDSO_PRE_ALPHA
#error libmdso: pre-alpha: ABI is not final!
#error to use the library, please pass -DMDSO_PRE_ALPHA to the compiler.
#endif
#endif
/* status codes */
#define MDSO_OK 0x00
#define MDSO_USAGE 0x01
#define MDSO_BAD_OPT 0x02
#define MDSO_BAD_OPT_VAL 0x03
#define MDSO_IO_ERROR 0xA0
#define MDSO_MAP_ERROR 0xA1
/* driver flags */
#define MDSO_DRIVER_VERBOSITY_NONE 0x0000
#define MDSO_DRIVER_VERBOSITY_ERRORS 0x0001
#define MDSO_DRIVER_VERBOSITY_STATUS 0x0002
#define MDSO_DRIVER_VERBOSITY_USAGE 0x0004
#define MDSO_DRIVER_CLONE_VECTOR 0x0008
#define MDSO_DRIVER_VERSION 0x0010
#define MDSO_DRIVER_DRY_RUN 0x0020
#define MDSO_DRIVER_QUAD_PTR 0x0040
/* unit action flags */
struct mdso_input {
void * addr;
size_t size;
};
struct mdso_common_ctx {
uint64_t drvflags;
uint64_t actflags;
uint64_t fmtflags;
uint32_t dsoflags;
const char * libname;
const char * asmbase;
const char * dstdir;
};
struct mdso_driver_ctx {
const char ** units;
const char * program;
const char * module;
const struct mdso_common_ctx * cctx;
void * any;
int status;
int nerrors;
};
struct mdso_unit_ctx {
const char * const * path;
const struct mdso_input * map;
const struct mdso_common_ctx * cctx;
const char * const * syms;
void * any;
int status;
int nerrors;
};
/* driver api */
mdso_api int mdso_get_driver_ctx (char ** argv, char ** envp, uint32_t flags, struct mdso_driver_ctx **);
mdso_api int mdso_create_driver_ctx (const struct mdso_common_ctx *, struct mdso_driver_ctx **);
mdso_api void mdso_free_driver_ctx (struct mdso_driver_ctx *);
mdso_api int mdso_get_unit_ctx (const struct mdso_driver_ctx *, const char * path, struct mdso_unit_ctx **);
mdso_api void mdso_free_unit_ctx (struct mdso_unit_ctx *);
mdso_api int mdso_map_input (int fd, const char * path, int prot, struct mdso_input *);
mdso_api int mdso_unmap_input (struct mdso_input *);
/* utility api */
mdso_api int mdso_output_export_symbols(const struct mdso_unit_ctx *, const struct mdso_common_ctx *, FILE *);
mdso_api int mdso_create_implib_sources(const struct mdso_driver_ctx *);
/* low-level api */
mdso_api uint32_t mdso_crc32_mbstr (const unsigned char * str, size_t * symlen);
mdso_api uint64_t mdso_crc64_mbstr (const unsigned char * str, size_t * symlen);
mdso_api FILE * mdso_create_output (const struct mdso_driver_ctx *, const char * asmname);
mdso_api int mdso_generate_dsometa (const struct mdso_common_ctx *, FILE * fout);
mdso_api int mdso_generate_symentry(const struct mdso_common_ctx *, const char * sym, FILE * fout);
mdso_api int mdso_generate_symfn (const char * sym, FILE * fout);
#ifdef __cplusplus
}
#endif
#endif
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