diff options
Diffstat (limited to 'openssl/ms/applink.c')
-rw-r--r-- | openssl/ms/applink.c | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/openssl/ms/applink.c b/openssl/ms/applink.c new file mode 100644 index 0000000..2831b39 --- /dev/null +++ b/openssl/ms/applink.c @@ -0,0 +1,129 @@ +#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 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. + */ + __stdcall +# 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 |