1 #define APPLINK_STDIN 1 2 #define APPLINK_STDOUT 2 3 #define APPLINK_STDERR 3 4 #define APPLINK_FPRINTF 4 5 #define APPLINK_FGETS 5 6 #define APPLINK_FREAD 6 7 #define APPLINK_FWRITE 7 8 #define APPLINK_FSETMOD 8 9 #define APPLINK_FEOF 9 10 #define APPLINK_FCLOSE 10 /* should not be used */ 11 12 #define APPLINK_FOPEN 11 /* solely for completeness */ 13 #define APPLINK_FSEEK 12 14 #define APPLINK_FTELL 13 15 #define APPLINK_FFLUSH 14 16 #define APPLINK_FERROR 15 17 #define APPLINK_CLEARERR 16 18 #define APPLINK_FILENO 17 /* to be used with below */ 19 20 #define APPLINK_OPEN 18 /* formally can't be used, as flags can vary */ 21 #define APPLINK_READ 19 22 #define APPLINK_WRITE 20 23 #define APPLINK_LSEEK 21 24 #define APPLINK_CLOSE 22 25 #define APPLINK_MAX 22 /* always same as last macro */ 26 27 #ifndef APPMACROS_ONLY 28 # include <stdio.h> 29 # include <io.h> 30 # include <fcntl.h> 31 app_stdin(void)32static void *app_stdin(void) 33 { 34 return stdin; 35 } 36 app_stdout(void)37static void *app_stdout(void) 38 { 39 return stdout; 40 } 41 app_stderr(void)42static void *app_stderr(void) 43 { 44 return stderr; 45 } 46 app_feof(FILE * fp)47static int app_feof(FILE *fp) 48 { 49 return feof(fp); 50 } 51 app_ferror(FILE * fp)52static int app_ferror(FILE *fp) 53 { 54 return ferror(fp); 55 } 56 app_clearerr(FILE * fp)57static void app_clearerr(FILE *fp) 58 { 59 clearerr(fp); 60 } 61 app_fileno(FILE * fp)62static int app_fileno(FILE *fp) 63 { 64 return _fileno(fp); 65 } 66 app_fsetmod(FILE * fp,char mod)67static int app_fsetmod(FILE *fp, char mod) 68 { 69 return _setmode(_fileno(fp), mod == 'b' ? _O_BINARY : _O_TEXT); 70 } 71 72 #ifdef __cplusplus 73 extern "C" { 74 #endif 75 76 __declspec(dllexport) 77 void ** 78 # if defined(__BORLANDC__) 79 /* 80 * __stdcall appears to be the only way to get the name 81 * decoration right with Borland C. Otherwise it works 82 * purely incidentally, as we pass no parameters. 83 */ 84 __stdcall 85 # else 86 __cdecl 87 # endif OPENSSL_Applink(void)88OPENSSL_Applink(void) 89 { 90 static int once = 1; 91 static void *OPENSSL_ApplinkTable[APPLINK_MAX + 1] = 92 { (void *)APPLINK_MAX }; 93 94 if (once) { 95 OPENSSL_ApplinkTable[APPLINK_STDIN] = app_stdin; 96 OPENSSL_ApplinkTable[APPLINK_STDOUT] = app_stdout; 97 OPENSSL_ApplinkTable[APPLINK_STDERR] = app_stderr; 98 OPENSSL_ApplinkTable[APPLINK_FPRINTF] = fprintf; 99 OPENSSL_ApplinkTable[APPLINK_FGETS] = fgets; 100 OPENSSL_ApplinkTable[APPLINK_FREAD] = fread; 101 OPENSSL_ApplinkTable[APPLINK_FWRITE] = fwrite; 102 OPENSSL_ApplinkTable[APPLINK_FSETMOD] = app_fsetmod; 103 OPENSSL_ApplinkTable[APPLINK_FEOF] = app_feof; 104 OPENSSL_ApplinkTable[APPLINK_FCLOSE] = fclose; 105 106 OPENSSL_ApplinkTable[APPLINK_FOPEN] = fopen; 107 OPENSSL_ApplinkTable[APPLINK_FSEEK] = fseek; 108 OPENSSL_ApplinkTable[APPLINK_FTELL] = ftell; 109 OPENSSL_ApplinkTable[APPLINK_FFLUSH] = fflush; 110 OPENSSL_ApplinkTable[APPLINK_FERROR] = app_ferror; 111 OPENSSL_ApplinkTable[APPLINK_CLEARERR] = app_clearerr; 112 OPENSSL_ApplinkTable[APPLINK_FILENO] = app_fileno; 113 114 OPENSSL_ApplinkTable[APPLINK_OPEN] = _open; 115 OPENSSL_ApplinkTable[APPLINK_READ] = _read; 116 OPENSSL_ApplinkTable[APPLINK_WRITE] = _write; 117 OPENSSL_ApplinkTable[APPLINK_LSEEK] = _lseek; 118 OPENSSL_ApplinkTable[APPLINK_CLOSE] = _close; 119 120 once = 0; 121 } 122 123 return OPENSSL_ApplinkTable; 124 } 125 126 #ifdef __cplusplus 127 } 128 #endif 129 #endif 130