c语言可调用 openssl

#include <StdAfx.h> #define APPLINK_STDIN 1 #define APPLINK_STDOUT 2 #define APPLINK_STDERR 3 #define APPLINK_FPRINTF 4 #define APPLINK_FGETS 5 #define APPLINK_FREAD 6 #define APPLINK_FWRITE 7 #define APPLINK_FSETMOD 8 #define APPLINK_FEOF 9 #define APPLINK_FCLOSE 10 /* should not be used */ #define APPLINK_FOPEN 11 /* solely for completeness */ #define APPLINK_FSEEK 12 #define APPLINK_FTELL 13 #define APPLINK_FFLUSH 14 #define APPLINK_FERROR 15 #define APPLINK_CLEARERR 16 #define APPLINK_FILENO 17 /* to be used with below */ #define APPLINK_OPEN 18 /* formally can't be used, as flags can vary */ #define APPLINK_READ 19 #define APPLINK_WRITE 20 #define APPLINK_LSEEK 21 #define APPLINK_CLOSE 22 #define APPLINK_MAX 22 /* always same as last macro */ #ifndef APPMACROS_ONLY #include <stdio.h> #include <io.h> #include <fcntl.h> static void *app_stdin(void) { return stdin; } static void *app_stdout(void) { return stdout; } static void *app_stderr(void) { return stderr; } static int app_feof(FILE *fp) { return feof(fp); } static int app_ferror(FILE *fp) { return ferror(fp); } static void app_clearerr(FILE *fp) { clearerr(fp); } static int app_fileno(FILE *fp) { return _fileno(fp); } static int app_fsetmod(FILE *fp,char mod) { return _setmode (_fileno(fp),mod=='b'?_O_BINARY:_O_TEXT); } #ifdef __cplusplus extern "C" { #endif __declspec(dllexport) void ** #if defined(__BORLANDC__) __stdcall /* __stdcall appears to be the only way to get the name * decoration right with Borland C. Otherwise it works * purely incidentally, as we pass no parameters. */ #else __cdecl #endif OPENSSL_Applink(void) { static int once=1; static void *OPENSSL_ApplinkTable[APPLINK_MAX+1]={(void *)APPLINK_MAX}; if (once) { OPENSSL_ApplinkTable[APPLINK_STDIN] = app_stdin; OPENSSL_ApplinkTable[APPLINK_STDOUT] = app_stdout; OPENSSL_ApplinkTable[APPLINK_STDERR] = app_stderr; OPENSSL_ApplinkTable[APPLINK_FPRINTF] = fprintf; OPENSSL_ApplinkTable[APPLINK_FGETS] = fgets; OPENSSL_ApplinkTable[APPLINK_FREAD] = fread; OPENSSL_ApplinkTable[APPLINK_FWRITE] = fwrite; OPENSSL_ApplinkTable[APPLINK_FSETMOD] = app_fsetmod; OPENSSL_ApplinkTable[APPLINK_FEOF] = app_feof; OPENSSL_ApplinkTable[APPLINK_FCLOSE] = fclose; OPENSSL_ApplinkTable[APPLINK_FOPEN] = fopen; OPENSSL_ApplinkTable[APPLINK_FSEEK] = fseek; OPENSSL_ApplinkTable[APPLINK_FTELL] = ftell; OPENSSL_ApplinkTable[APPLINK_FFLUSH] = fflush; OPENSSL_ApplinkTable[APPLINK_FERROR] = app_ferror; OPENSSL_ApplinkTable[APPLINK_CLEARERR] = app_clearerr; OPENSSL_ApplinkTable[APPLINK_FILENO] = app_fileno; OPENSSL_ApplinkTable[APPLINK_OPEN] = _open; OPENSSL_ApplinkTable[APPLINK_READ] = _read; OPENSSL_ApplinkTable[APPLINK_WRITE] = _write; OPENSSL_ApplinkTable[APPLINK_LSEEK] = _lseek; OPENSSL_ApplinkTable[APPLINK_CLOSE] = _close; once = 0; } return OPENSSL_ApplinkTable; } #ifdef __cplusplus } #endif #endif