/* Copyright (C) 2021-2024 Free Software Foundation, Inc. Contributed by Oracle. This file is part of GNU Binutils. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ /* * IO events */ #include "config.h" #include #include #include #include #include // create() and others are defined in fcntl.h. // Our 'create' should not have the __nonnull attribute #undef __nonnull #define __nonnull(x) #include #include "gp-defs.h" #include "collector.h" #include "gp-experiment.h" #include "tsd.h" /* define the packet that will be written out */ typedef struct IOTrace_packet { /* IO tracing packet */ Common_packet comm; IOTrace_type iotype; /* IO type */ int32_t fd; /* file descriptor */ Size_type nbyte; /* number of bytes */ hrtime_t requested; /* time of IO requested */ int32_t ofd; /* original file descriptor */ FileSystem_type fstype; /* file system type */ char fname; /* file name */ } IOTrace_packet; typedef long long offset_t; static int open_experiment (const char *); static int start_data_collection (void); static int stop_data_collection (void); static int close_experiment (void); static int detach_experiment (void); static int init_io_intf (); static ModuleInterface module_interface ={ SP_IOTRACE_FILE, /* description */ NULL, /* initInterface */ open_experiment, /* openExperiment */ start_data_collection, /* startDataCollection */ stop_data_collection, /* stopDataCollection */ close_experiment, /* closeExperiment */ detach_experiment /* detachExperiment (fork child) */ }; static CollectorInterface *collector_interface = NULL; static struct Heap *io_heap = NULL; static int io_mode = 0; static CollectorModule io_hndl = COLLECTOR_MODULE_ERR; static unsigned io_key = COLLECTOR_TSD_INVALID_KEY; #define CHCK_REENTRANCE(x) (!io_mode || ((x) = collector_interface->getKey( io_key )) == NULL || (*(x) != 0)) #define RECHCK_REENTRANCE(x) (!io_mode || ((x) = collector_interface->getKey( io_key )) == NULL || (*(x) == 0)) #define PUSH_REENTRANCE(x) ((*(x))++) #define POP_REENTRANCE(x) ((*(x))--) #define gethrtime collector_interface->getHiResTime /* interposition function handles */ static int (*__real_open)(const char *path, int oflag, ...) = NULL; static int (*__real_fcntl)(int fildes, int cmd, ...) = NULL; static int (*__real_openat)(int fildes, const char *path, int oflag, ...) = NULL; static int (*__real_close)(int fildes) = NULL; static FILE *(*__real_fopen)(const char *filename, const char *mode) = NULL; static int (*__real_fclose)(FILE *stream) = NULL; static int (*__real_dup)(int fildes) = NULL; static int (*__real_dup2)(int fildes, int fildes2) = NULL; static int (*__real_pipe)(int fildes[2]) = NULL; static int (*__real_socket)(int domain, int type, int protocol) = NULL; static int (*__real_mkstemp)(char *template) = NULL; static int (*__real_mkstemps)(char *template, int slen) = NULL; static int (*__real_creat)(const char *path, mode_t mode) = NULL; static FILE *(*__real_fdopen)(int fildes, const char *mode) = NULL; static ssize_t (*__real_read)(int fildes, void *buf, size_t nbyte) = NULL; static ssize_t (*__real_write)(int fildes, const void *buf, size_t nbyte) = NULL; static ssize_t (*__real_readv)(int fildes, const struct iovec *iov, int iovcnt) = NULL; static ssize_t (*__real_writev)(int fildes, const struct iovec *iov, int iovcnt) = NULL; static size_t (*__real_fread)(void *ptr, size_t size, size_t nitems, FILE *stream) = NULL; static size_t (*__real_fwrite)(const void *ptr, size_t size, size_t nitems, FILE *stream) = NULL; static ssize_t (*__real_pread)(int fildes, void *buf, size_t nbyte, off_t offset) = NULL; static ssize_t (*__real_pwrite)(int fildes, const void *buf, size_t nbyte, off_t offset) = NULL; static ssize_t (*__real_pwrite64)(int fildes, const void *buf, size_t nbyte, off64_t offset) = NULL; static char *(*__real_fgets)(char *s, int n, FILE *stream) = NULL; static int (*__real_fputs)(const char *s, FILE *stream) = NULL; static int (*__real_fputc)(int c, FILE *stream) = NULL; static int (*__real_fprintf)(FILE *stream, const char *format, ...) = NULL; static int (*__real_vfprintf)(FILE *stream, const char *format, va_list ap) = NULL; static off_t (*__real_lseek)(int fildes, off_t offset, int whence) = NULL; static offset_t (*__real_llseek)(int fildes, offset_t offset, int whence) = NULL; static int (*__real_chmod)(const char *path, mode_t mode) = NULL; static int (*__real_access)(const char *path, int amode) = NULL; static int (*__real_rename)(const char *old, const char *new) = NULL; static int (*__real_mkdir)(const char *path, mode_t mode) = NULL; static int (*__real_getdents)(int fildes, struct dirent *buf, size_t nbyte) = NULL; static int (*__real_unlink)(const char *path) = NULL; static int (*__real_fseek)(FILE *stream, long offset, int whence) = NULL; static void (*__real_rewind)(FILE *stream) = NULL; static long (*__real_ftell)(FILE *stream) = NULL; static int (*__real_fgetpos)(FILE *stream, fpos_t *pos) = NULL; static int (*__real_fsetpos)(FILE *stream, const fpos_t *pos) = NULL; static int (*__real_fsync)(int fildes) = NULL; static struct dirent *(*__real_readdir)(DIR *dirp) = NULL; static int (*__real_flock)(int fd, int operation) = NULL; static int (*__real_lockf)(int fildes, int function, off_t size) = NULL; static int (*__real_fflush)(FILE *stream) = NULL; static int (*__real_open64)(const char *path, int oflag, ...) = NULL; static int (*__real_open64_2_2)(const char *path, int oflag, ...) = NULL; static int (*__real_creat64)(const char *path, mode_t mode) = NULL; static int (*__real_fgetpos64)(FILE *stream, fpos64_t *pos) = NULL; static int (*__real_fsetpos64)(FILE *stream, const fpos64_t *pos) = NULL; static FILE *(*__real_fopen_2_17)(const char *filename, const char *mode) = NULL; static FILE *(*__real_fopen_2_2_5)(const char *filename, const char *mode) = NULL; static FILE *(*__real_fopen_2_1)(const char *filename, const char *mode) = NULL; static FILE *(*__real_fopen_2_0)(const char *filename, const char *mode) = NULL; static int (*__real_fclose_2_17)(FILE *stream) = NULL; static int (*__real_fclose_2_2_5)(FILE *stream) = NULL; static int (*__real_fclose_2_1)(FILE *stream) = NULL; static int (*__real_fclose_2_0)(FILE *stream) = NULL; static FILE *(*__real_fdopen_2_17)(int fildes, const char *mode) = NULL; static FILE *(*__real_fdopen_2_2_5)(int fildes, const char *mode) = NULL; static FILE *(*__real_fdopen_2_1)(int fildes, const char *mode) = NULL; static FILE *(*__real_fdopen_2_0)(int fildes, const char *mode) = NULL; static int (*__real_fgetpos_2_17)(FILE *stream, fpos_t *pos) = NULL; static int (*__real_fgetpos_2_2_5)(FILE *stream, fpos_t *pos) = NULL; static int (*__real_fgetpos_2_2)(FILE *stream, fpos_t *pos) = NULL; static int (*__real_fgetpos_2_0)(FILE *stream, fpos_t *pos) = NULL; static int (*__real_fsetpos_2_17)(FILE *stream, const fpos_t *pos) = NULL; static int (*__real_fsetpos_2_2_5)(FILE *stream, const fpos_t *pos) = NULL; static int (*__real_fsetpos_2_2)(FILE *stream, const fpos_t *pos) = NULL; static int (*__real_fsetpos_2_0)(FILE *stream, const fpos_t *pos) = NULL; static ssize_t (*__real_pread_2_2)(int fildes, void *buf, size_t nbyte, off_t offset) = NULL; static ssize_t (*__real_pwrite_2_2)(int fildes, const void *buf, size_t nbyte, off_t offset) = NULL; static int (*__real_fgetpos64_2_17)(FILE *stream, fpos64_t *pos) = NULL; static int (*__real_fgetpos64_2_2_5)(FILE *stream, fpos64_t *pos) = NULL; static int (*__real_fgetpos64_2_2)(FILE *stream, fpos64_t *pos) = NULL; static int (*__real_fgetpos64_2_1)(FILE *stream, fpos64_t *pos) = NULL; static int (*__real_fsetpos64_2_17)(FILE *stream, const fpos64_t *pos) = NULL; static int (*__real_fsetpos64_2_2_5)(FILE *stream, const fpos64_t *pos) = NULL; static int (*__real_fsetpos64_2_2)(FILE *stream, const fpos64_t *pos) = NULL; static int (*__real_fsetpos64_2_1)(FILE *stream, const fpos64_t *pos) = NULL; static ssize_t (*__real_pwrite64_2_2)(int fildes, const void *buf, size_t nbyte, off64_t offset) = NULL; static int collector_align_pktsize (int sz) { int pktSize = sz; if (sz <= 0) return sz; if ((sz % 8) != 0) { pktSize = (sz / 8) + 1; pktSize *= 8; } return pktSize; } static void collector_memset (void *s, int c, size_t n) { unsigned char *s1 = s; while (n--) *s1++ = (unsigned char) c; } static size_t collector_strlen (const char *s) { if (s == NULL) return 0; int len = -1; while (s[++len] != '\0') ; return len; } static size_t collector_strncpy (char *dst, const char *src, size_t dstsize) { size_t i; for (i = 0; i < dstsize; i++) { dst[i] = src[i]; if (src[i] == '\0') break; } return i; } static char * collector_strchr (const char *s, int c) { do { if (*s == (char) c) return ((char *) s); } while (*s++); return (NULL); } static FileSystem_type collector_fstype (const char *path) { return UNKNOWNFS_TYPE; } void __collector_module_init (CollectorInterface *_collector_interface) { if (_collector_interface == NULL) return; collector_interface = _collector_interface; Tprintf (0, "iotrace: __collector_module_init\n"); io_hndl = collector_interface->registerModule (&module_interface); /* Initialize next module */ ModuleInitFunc next_init = (ModuleInitFunc) dlsym (RTLD_NEXT, "__collector_module_init"); if (next_init != NULL) next_init (_collector_interface); return; } static int open_experiment (const char *exp) { if (collector_interface == NULL) { Tprintf (0, "iotrace: collector_interface is null.\n"); return COL_ERROR_IOINIT; } if (io_hndl == COLLECTOR_MODULE_ERR) { Tprintf (0, "iotrace: handle create failed.\n"); collector_interface->writeLog ("data handle not created\n", SP_JCMD_CERROR, COL_ERROR_IOINIT); return COL_ERROR_IOINIT; } TprintfT (0, "iotrace: open_experiment %s\n", exp); if (NULL_PTR (fopen)) init_io_intf (); if (io_heap == NULL) { io_heap = collector_interface->newHeap (); if (io_heap == NULL) { Tprintf (0, "iotrace: new heap failed.\n"); collector_interface->writeLog ("new iotrace heap not created\n", SP_JCMD_CERROR, COL_ERROR_IOINIT); return COL_ERROR_IOINIT; } } const char *params = collector_interface->getParams (); while (params) { if ((params[0] == 'i') && (params[1] == ':')) { params += 2; break; } params = collector_strchr (params, ';'); if (params) params++; } if (params == NULL) /* IO data collection not specified */ return COL_ERROR_IOINIT; io_key = collector_interface->createKey (sizeof ( int), NULL, NULL); if (io_key == (unsigned) - 1) { Tprintf (0, "iotrace: TSD key create failed.\n"); collector_interface->writeLog ("TSD key not created\n", SP_JCMD_CERROR, COL_ERROR_IOINIT); return COL_ERROR_IOINIT; } collector_interface->writeLog ("\n", SP_JCMD_IOTRACE); collector_interface->writeLog (" \n", module_interface.description); /* Record IOTrace_packet description */ collector_interface->writeLog (" \n", IOTRACE_PCKT); collector_interface->writeLog (" \n", (int) offsetof (IOTrace_packet, comm.lwp_id), fld_sizeof (IOTrace_packet, comm.lwp_id) == 4 ? "INT32" : "INT64"); collector_interface->writeLog (" \n", (int) offsetof (IOTrace_packet, comm.thr_id), fld_sizeof (IOTrace_packet, comm.thr_id) == 4 ? "INT32" : "INT64"); collector_interface->writeLog (" \n", (int) offsetof (IOTrace_packet, comm.cpu_id), fld_sizeof (IOTrace_packet, comm.cpu_id) == 4 ? "INT32" : "INT64"); collector_interface->writeLog (" \n", (int) offsetof (IOTrace_packet, comm.tstamp), fld_sizeof (IOTrace_packet, comm.tstamp) == 4 ? "INT32" : "INT64"); collector_interface->writeLog (" \n", (int) offsetof (IOTrace_packet, comm.frinfo), fld_sizeof (IOTrace_packet, comm.frinfo) == 4 ? "INT32" : "INT64"); collector_interface->writeLog (" \n", (int) offsetof (IOTrace_packet, iotype), fld_sizeof (IOTrace_packet, iotype) == 4 ? "INT32" : "INT64"); collector_interface->writeLog (" \n", (int) offsetof (IOTrace_packet, fd), fld_sizeof (IOTrace_packet, fd) == 4 ? "INT32" : "INT64"); collector_interface->writeLog (" \n", (int) offsetof (IOTrace_packet, nbyte), fld_sizeof (IOTrace_packet, nbyte) == 4 ? "INT32" : "INT64"); collector_interface->writeLog (" \n", (int) offsetof (IOTrace_packet, requested), fld_sizeof (IOTrace_packet, requested) == 4 ? "INT32" : "INT64"); collector_interface->writeLog (" \n", (int) offsetof (IOTrace_packet, ofd), fld_sizeof (IOTrace_packet, ofd) == 4 ? "INT32" : "INT64"); collector_interface->writeLog (" \n", (int) offsetof (IOTrace_packet, fstype), fld_sizeof (IOTrace_packet, fstype) == 4 ? "INT32" : "INT64"); collector_interface->writeLog (" \n", (int) offsetof (IOTrace_packet, fname), "STRING"); collector_interface->writeLog (" \n"); collector_interface->writeLog ("\n"); return COL_ERROR_NONE; } static int start_data_collection (void) { io_mode = 1; Tprintf (0, "iotrace: start_data_collection\n"); return 0; } static int stop_data_collection (void) { io_mode = 0; Tprintf (0, "iotrace: stop_data_collection\n"); return 0; } static int close_experiment (void) { io_mode = 0; io_key = COLLECTOR_TSD_INVALID_KEY; if (io_heap != NULL) { collector_interface->deleteHeap (io_heap); io_heap = NULL; } Tprintf (0, "iotrace: close_experiment\n"); return 0; } static int detach_experiment (void) { /* fork child. Clean up state but don't write to experiment */ io_mode = 0; io_key = COLLECTOR_TSD_INVALID_KEY; if (io_heap != NULL) { collector_interface->deleteHeap (io_heap); io_heap = NULL; } Tprintf (0, "iotrace: detach_experiment\n"); return 0; } static int init_fopen (void *dlflag) { __real_fopen_2_17 = dlvsym (dlflag, "fopen", "GLIBC_2.17"); __real_fopen_2_2_5 = dlvsym (dlflag, "fopen", "GLIBC_2.2.5"); __real_fopen_2_1 = dlvsym (dlflag, "fopen", "GLIBC_2.1"); __real_fopen_2_0 = dlvsym (dlflag, "fopen", "GLIBC_2.0"); if (__real_fopen_2_17) __real_fopen = __real_fopen_2_17; else if (__real_fopen_2_2_5) __real_fopen = __real_fopen_2_2_5; else if (__real_fopen_2_1) __real_fopen = __real_fopen_2_1; else if (__real_fopen_2_0) __real_fopen = __real_fopen_2_0; else __real_fopen = dlsym (dlflag, "fopen"); return __real_fopen ? 1 : 0; } static int init_io_intf () { void *dlflag; int rc = 0; /* if we detect recursion/reentrance, SEGV so we can get a stack */ static int init_io_intf_started; static int init_io_intf_finished; init_io_intf_started++; if (!init_io_intf_finished && init_io_intf_started >= 3) { /* pull the plug if recursion occurs... */ abort (); } /* lookup fprint to print fatal error message */ void *ptr = dlsym (RTLD_NEXT, "fprintf"); if (ptr) __real_fprintf = (int (*)(FILE*, const char*, ...)) ptr; else abort (); dlflag = RTLD_NEXT; if (init_fopen (dlflag) == 0) { if (init_fopen (RTLD_DEFAULT)) dlflag = RTLD_DEFAULT; else { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT fopen\n"); rc = COL_ERROR_IOINIT; } } __real_fgetpos64_2_17 = dlvsym (dlflag, "fgetpos64", "GLIBC_2.17"); __real_fgetpos64_2_2_5 = dlvsym (dlflag, "fgetpos64", "GLIBC_2.2.5"); __real_fgetpos64_2_2 = dlvsym (dlflag, "fgetpos64", "GLIBC_2.2"); __real_fgetpos64_2_1 = dlvsym (dlflag, "fgetpos64", "GLIBC_2.1"); if (__real_fgetpos64_2_17) __real_fgetpos64 = __real_fgetpos64_2_17; else if (__real_fgetpos64_2_2_5) __real_fgetpos64 = __real_fgetpos64_2_2_5; else if (__real_fgetpos64_2_2) __real_fgetpos64 = __real_fgetpos64_2_2; else if (__real_fgetpos64_2_1) __real_fgetpos64 = __real_fgetpos64_2_1; else __real_fgetpos64 = dlsym (dlflag, "fgetpos64"); __real_fsetpos64_2_17 = dlvsym (dlflag, "fsetpos64", "GLIBC_2.17"); __real_fsetpos64_2_2_5 = dlvsym (dlflag, "fsetpos64", "GLIBC_2.2.5"); __real_fsetpos64_2_2 = dlvsym (dlflag, "fsetpos64", "GLIBC_2.2"); __real_fsetpos64_2_1 = dlvsym (dlflag, "fsetpos64", "GLIBC_2.1"); if (__real_fsetpos64_2_17) __real_fsetpos64 = __real_fsetpos64_2_17; else if (__real_fsetpos64_2_2_5) __real_fsetpos64 = __real_fsetpos64_2_2_5; else if (__real_fsetpos64_2_2) __real_fsetpos64 = __real_fsetpos64_2_2; else if (__real_fsetpos64_2_1) __real_fsetpos64 = __real_fsetpos64_2_1; else __real_fsetpos64 = dlsym (dlflag, "fsetpos64"); __real_pread_2_2 = dlvsym (dlflag, "pread", "GLIBC_2.2"); if (__real_pread_2_2) __real_pread = __real_pread_2_2; else __real_pread = dlsym (dlflag, "pread"); if (__real_pread == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT pread\n"); rc = COL_ERROR_IOINIT; } __real_pwrite_2_2 = dlvsym (dlflag, "pwrite", "GLIBC_2.2"); if (__real_pwrite_2_2) __real_pwrite = __real_pwrite_2_2; else __real_pwrite = dlsym (dlflag, "pwrite"); if (__real_pwrite == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT pwrite\n"); rc = COL_ERROR_IOINIT; } __real_pwrite64_2_2 = dlvsym (dlflag, "pwrite64", "GLIBC_2.2"); if (__real_pwrite64_2_2) __real_pwrite64 = __real_pwrite64_2_2; else __real_pwrite64 = dlsym (dlflag, "pwrite64"); __real_fclose_2_17 = dlvsym (dlflag, "fclose", "GLIBC_2.17"); __real_fclose_2_2_5 = dlvsym (dlflag, "fclose", "GLIBC_2.2.5"); __real_fclose_2_1 = dlvsym (dlflag, "fclose", "GLIBC_2.1"); __real_fclose_2_0 = dlvsym (dlflag, "fclose", "GLIBC_2.0"); if (__real_fclose_2_17) __real_fclose = __real_fclose_2_17; else if (__real_fclose_2_2_5) __real_fclose = __real_fclose_2_2_5; else if (__real_fclose_2_1) __real_fclose = __real_fclose_2_1; else if (__real_fclose_2_0) __real_fclose = __real_fclose_2_0; else __real_fclose = dlsym (dlflag, "fclose"); if (__real_fclose == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT fclose\n"); rc = COL_ERROR_IOINIT; } __real_fdopen_2_17 = dlvsym (dlflag, "fdopen", "GLIBC_2.17"); __real_fdopen_2_2_5 = dlvsym (dlflag, "fdopen", "GLIBC_2.2.5"); __real_fdopen_2_1 = dlvsym (dlflag, "fdopen", "GLIBC_2.1"); __real_fdopen_2_0 = dlvsym (dlflag, "fdopen", "GLIBC_2.0"); if (__real_fdopen_2_17) __real_fdopen = __real_fdopen_2_17; else if (__real_fdopen_2_2_5) __real_fdopen = __real_fdopen_2_2_5; else if (__real_fdopen_2_1) __real_fdopen = __real_fdopen_2_1; else if (__real_fdopen_2_0) __real_fdopen = __real_fdopen_2_0; else __real_fdopen = dlsym (dlflag, "fdopen"); if (__real_fdopen == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT fdopen\n"); rc = COL_ERROR_IOINIT; } __real_fgetpos_2_17 = dlvsym (dlflag, "fgetpos", "GLIBC_2.17"); __real_fgetpos_2_2_5 = dlvsym (dlflag, "fgetpos", "GLIBC_2.2.5"); __real_fgetpos_2_2 = dlvsym (dlflag, "fgetpos", "GLIBC_2.2"); __real_fgetpos_2_0 = dlvsym (dlflag, "fgetpos", "GLIBC_2.0"); if (__real_fgetpos_2_17) __real_fgetpos = __real_fgetpos_2_17; else if (__real_fgetpos_2_2_5) __real_fgetpos = __real_fgetpos_2_2_5; else if (__real_fgetpos_2_2) __real_fgetpos = __real_fgetpos_2_2; else if (__real_fgetpos_2_0) __real_fgetpos = __real_fgetpos_2_0; else __real_fgetpos = dlsym (dlflag, "fgetpos"); if (__real_fgetpos == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT fgetpos\n"); rc = COL_ERROR_IOINIT; } __real_fsetpos_2_17 = dlvsym (dlflag, "fsetpos", "GLIBC_2.17"); __real_fsetpos_2_2_5 = dlvsym (dlflag, "fsetpos", "GLIBC_2.2.5"); __real_fsetpos_2_2 = dlvsym (dlflag, "fsetpos", "GLIBC_2.2"); __real_fsetpos_2_0 = dlvsym (dlflag, "fsetpos", "GLIBC_2.0"); if (__real_fsetpos_2_17) __real_fsetpos = __real_fsetpos_2_17; else if (__real_fsetpos_2_2_5) __real_fsetpos = __real_fsetpos_2_2_5; else if (__real_fsetpos_2_2) __real_fsetpos = __real_fsetpos_2_2; else if (__real_fsetpos_2_0) __real_fsetpos = __real_fsetpos_2_0; else __real_fsetpos = dlsym (dlflag, "fsetpos"); if (__real_fsetpos == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT fsetpos\n"); rc = COL_ERROR_IOINIT; } __real_open = (int (*)(const char*, int, ...))dlsym (dlflag, "open"); if (__real_open == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT open\n"); rc = COL_ERROR_IOINIT; } __real_open64_2_2 = dlvsym (dlflag, "open64", "GLIBC_2.2"); if (__real_open64_2_2) __real_open64 = __real_open64_2_2; else __real_open64 = dlsym (dlflag, "open64"); __real_fcntl = (int (*)(int, int, ...))dlsym (dlflag, "fcntl"); if (__real_fcntl == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT fcntl\n"); rc = COL_ERROR_IOINIT; } __real_openat = (int (*)(int, const char*, int, ...))dlsym (dlflag, "openat"); if (__real_openat == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT openat\n"); rc = COL_ERROR_IOINIT; } __real_close = (int (*)(int))dlsym (dlflag, "close"); if (__real_close == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT close\n"); rc = COL_ERROR_IOINIT; } __real_dup = (int (*)(int))dlsym (dlflag, "dup"); if (__real_dup == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT dup\n"); rc = COL_ERROR_IOINIT; } __real_dup2 = (int (*)(int, int))dlsym (dlflag, "dup2"); if (__real_dup2 == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT dup2\n"); rc = COL_ERROR_IOINIT; } __real_pipe = (int (*)(int[]))dlsym (dlflag, "pipe"); if (__real_pipe == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT pipe\n"); rc = COL_ERROR_IOINIT; } __real_socket = (int (*)(int, int, int))dlsym (dlflag, "socket"); if (__real_socket == NULL) { __real_socket = (int (*)(int, int, int))dlsym (RTLD_NEXT, "socket"); if (__real_socket == NULL) { #if 0 CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERXXX_IOINIT socket\n"); rc = COL_ERROR_IOINIT; #endif } } __real_mkstemp = (int (*)(char*))dlsym (dlflag, "mkstemp"); if (__real_mkstemp == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT mkstemp\n"); rc = COL_ERROR_IOINIT; } __real_mkstemps = (int (*)(char*, int))dlsym (dlflag, "mkstemps"); if (__real_mkstemps == NULL) { #if 0 CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERXXX_IOINIT mkstemps\n"); rc = COL_ERROR_IOINIT; #endif } __real_creat = (int (*)(const char*, mode_t))dlsym (dlflag, "creat"); if (__real_creat == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT creat\n"); rc = COL_ERROR_IOINIT; } __real_creat64 = (int (*)(const char*, mode_t))dlsym (dlflag, "creat64"); if (__real_creat64 == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT creat64\n"); rc = COL_ERROR_IOINIT; } __real_read = (ssize_t (*)(int, void*, size_t))dlsym (dlflag, "read"); if (__real_read == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT read\n"); rc = COL_ERROR_IOINIT; } __real_write = (ssize_t (*)(int, const void*, size_t))dlsym (dlflag, "write"); if (__real_write == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT write\n"); rc = COL_ERROR_IOINIT; } __real_readv = (ssize_t (*)(int, const struct iovec*, int))dlsym (dlflag, "readv"); if (__real_readv == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT readv\n"); rc = COL_ERROR_IOINIT; } __real_writev = (ssize_t (*)(int, const struct iovec*, int))dlsym (dlflag, "writev"); if (__real_writev == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT writev\n"); rc = COL_ERROR_IOINIT; } __real_fread = (size_t (*)(void*, size_t, size_t, FILE*))dlsym (dlflag, "fread"); if (__real_fread == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT fread\n"); rc = COL_ERROR_IOINIT; } __real_fwrite = (size_t (*)(const void*, size_t, size_t, FILE*))dlsym (dlflag, "fwrite"); if (__real_fwrite == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT fwrite\n"); rc = COL_ERROR_IOINIT; } __real_pread = (ssize_t (*)(int, void*, size_t, off_t))dlsym (dlflag, "pread"); if (__real_pread == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT pread\n"); rc = COL_ERROR_IOINIT; } __real_pwrite = (ssize_t (*)(int, const void*, size_t, off_t))dlsym (dlflag, "pwrite"); if (__real_pwrite == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT pwrite\n"); rc = COL_ERROR_IOINIT; } __real_pwrite64 = (ssize_t (*)(int, const void*, size_t, off64_t))dlsym (dlflag, "pwrite64"); if (__real_pwrite64 == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT pwrite64\n"); rc = COL_ERROR_IOINIT; } __real_fgets = (char* (*)(char*, int, FILE*))dlsym (dlflag, "fgets"); if (__real_fgets == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT fgets\n"); rc = COL_ERROR_IOINIT; } __real_fputs = (int (*)(const char*, FILE*))dlsym (dlflag, "fputs"); if (__real_fputs == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT fputs\n"); rc = COL_ERROR_IOINIT; } __real_fputc = (int (*)(int, FILE*))dlsym (dlflag, "fputc"); if (__real_fputc == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT fputc\n"); rc = COL_ERROR_IOINIT; } __real_vfprintf = (int (*)(FILE*, const char*, va_list))dlsym (dlflag, "vfprintf"); if (__real_vfprintf == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT vfprintf\n"); rc = COL_ERROR_IOINIT; } __real_lseek = (off_t (*)(int, off_t, int))dlsym (dlflag, "lseek"); if (__real_lseek == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT lseek\n"); rc = COL_ERROR_IOINIT; } __real_llseek = (offset_t (*)(int, offset_t, int))dlsym (dlflag, "llseek"); if (__real_llseek == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT llseek\n"); rc = COL_ERROR_IOINIT; } __real_chmod = (int (*)(const char*, mode_t))dlsym (dlflag, "chmod"); if (__real_chmod == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT chmod\n"); rc = COL_ERROR_IOINIT; } __real_access = (int (*)(const char*, int))dlsym (dlflag, "access"); if (__real_access == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT access\n"); rc = COL_ERROR_IOINIT; } __real_rename = (int (*)(const char*, const char*))dlsym (dlflag, "rename"); if (__real_rename == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT rename\n"); rc = COL_ERROR_IOINIT; } __real_mkdir = (int (*)(const char*, mode_t))dlsym (dlflag, "mkdir"); if (__real_mkdir == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT mkdir\n"); rc = COL_ERROR_IOINIT; } __real_getdents = (int (*)(int, struct dirent*, size_t))dlsym (dlflag, "getdents"); if (__real_getdents == NULL) { #if 0 CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERXXX_IOINIT getdents\n"); rc = COL_ERROR_IOINIT; #endif } __real_unlink = (int (*)(const char*))dlsym (dlflag, "unlink"); if (__real_unlink == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT unlink\n"); rc = COL_ERROR_IOINIT; } __real_fseek = (int (*)(FILE*, long, int))dlsym (dlflag, "fseek"); if (__real_fseek == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT fseek\n"); rc = COL_ERROR_IOINIT; } __real_rewind = (void (*)(FILE*))dlsym (dlflag, "rewind"); if (__real_rewind == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT rewind\n"); rc = COL_ERROR_IOINIT; } __real_ftell = (long (*)(FILE*))dlsym (dlflag, "ftell"); if (__real_ftell == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT ftell\n"); rc = COL_ERROR_IOINIT; } __real_fsync = (int (*)(int))dlsym (dlflag, "fsync"); if (__real_fsync == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT fsync\n"); rc = COL_ERROR_IOINIT; } __real_readdir = (struct dirent * (*)(DIR*))dlsym (dlflag, "readdir"); if (__real_readdir == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT readdir\n"); rc = COL_ERROR_IOINIT; } __real_flock = (int (*)(int, int))dlsym (dlflag, "flock"); if (__real_flock == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT flock\n"); rc = COL_ERROR_IOINIT; } __real_lockf = (int (*)(int, int, off_t))dlsym (dlflag, "lockf"); if (__real_lockf == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT lockf\n"); rc = COL_ERROR_IOINIT; } __real_fflush = (int (*)(FILE*))dlsym (dlflag, "fflush"); if (__real_fflush == NULL) { CALL_REAL (fprintf)(stderr, "iotrace_init COL_ERROR_IOINIT fflush\n"); rc = COL_ERROR_IOINIT; } init_io_intf_finished++; return rc; } static void write_io_packet (int fd, ssize_t ret, hrtime_t reqt, int iotype) { IOTrace_packet iopkt; collector_memset (&iopkt, 0, sizeof ( IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = gethrtime (); iopkt.requested = reqt; iopkt.iotype = iotype; iopkt.fd = fd; iopkt.nbyte = ret; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); } /*------------------------------------------------------------- open */ int open (const char *path, int oflag, ...) { int *guard; int fd; void *packet; IOTrace_packet *iopkt; mode_t mode; va_list ap; size_t sz; unsigned pktSize; va_start (ap, oflag); mode = va_arg (ap, mode_t); va_end (ap); if (NULL_PTR (open)) init_io_intf (); if (CHCK_REENTRANCE (guard) || path == NULL) return CALL_REAL (open)(path, oflag, mode); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); fd = CALL_REAL (open)(path, oflag, mode); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return fd; } hrtime_t grnt = gethrtime (); sz = collector_strlen (path); pktSize = sizeof (IOTrace_packet) + sz; pktSize = collector_align_pktsize (pktSize); Tprintf (DBG_LT1, "iotrace allocating %u from io_heap\n", pktSize); packet = collector_interface->allocCSize (io_heap, pktSize, 1); if (packet != NULL) { iopkt = (IOTrace_packet *) packet; collector_memset (iopkt, 0, pktSize); iopkt->comm.tsize = pktSize; iopkt->comm.tstamp = grnt; iopkt->requested = reqt; if (fd != -1) iopkt->iotype = OPEN_TRACE; else iopkt->iotype = OPEN_TRACE_ERROR; iopkt->fd = fd; iopkt->fstype = collector_fstype (path); collector_strncpy (&(iopkt->fname), path, sz); iopkt->comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt->comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) iopkt); collector_interface->freeCSize (io_heap, packet, pktSize); } else { Tprintf (0, "iotrace: ERROR: open cannot allocate memory\n"); return -1; } POP_REENTRANCE (guard); return fd; } /*------------------------------------------------------------- open64 */ static int gprofng_open64 (int(real_open64) (const char *, int, ...), const char *path, int oflag, mode_t mode) { int *guard; int fd; void *packet; IOTrace_packet *iopkt; size_t sz; unsigned pktSize; if (CHCK_REENTRANCE (guard) || path == NULL) return real_open64 (path, oflag, mode); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); fd = real_open64 (path, oflag, mode); if (RECHCK_REENTRANCE (guard) || path == NULL) { POP_REENTRANCE (guard); return fd; } hrtime_t grnt = gethrtime (); sz = collector_strlen (path); pktSize = sizeof (IOTrace_packet) + sz; pktSize = collector_align_pktsize (pktSize); Tprintf (DBG_LT1, "iotrace allocating %u from io_heap\n", pktSize); packet = collector_interface->allocCSize (io_heap, pktSize, 1); if (packet != NULL) { iopkt = (IOTrace_packet *) packet; collector_memset (iopkt, 0, pktSize); iopkt->comm.tsize = pktSize; iopkt->comm.tstamp = grnt; iopkt->requested = reqt; if (fd != -1) iopkt->iotype = OPEN_TRACE; else iopkt->iotype = OPEN_TRACE_ERROR; iopkt->fd = fd; iopkt->fstype = collector_fstype (path); collector_strncpy (&(iopkt->fname), path, sz); iopkt->comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt->comm.tstamp, FRINFO_FROM_STACK_ARG, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) iopkt); collector_interface->freeCSize (io_heap, packet, pktSize); } else { Tprintf (0, "iotrace: ERROR: open64 cannot allocate memory\n"); return -1; } POP_REENTRANCE (guard); return fd; } #define DCL_OPEN64(dcl_f) \ int dcl_f (const char *path, int oflag, ...) \ { \ if (__real_open64 == NULL) \ init_io_intf (); \ mode_t mode; \ va_list ap; \ va_start (ap, oflag); \ mode = va_arg (ap, mode_t); \ va_end (ap); \ return gprofng_open64 (__real_open64, path, oflag, mode); \ } DCL_FUNC_VER (DCL_OPEN64, open64_2_2, open64@GLIBC_2.2) #if !defined(__USE_LARGEFILE64) DCL_OPEN64 (open64) #endif #define F_ERROR_ARG 0 #define F_INT_ARG 1 #define F_LONG_ARG 2 #define F_VOID_ARG 3 /* * The following macro is not defined in the * older versions of Linux. * #define F_DUPFD_CLOEXEC 1030 * * Instead use the command that is defined below * until we start compiling mpmt on the newer * versions of Linux. */ #define TMP_F_DUPFD_CLOEXEC 1030 /*------------------------------------------------------------- fcntl */ int fcntl (int fildes, int cmd, ...) { int *guard; int fd = 0; IOTrace_packet iopkt; long long_arg = 0; int int_arg = 0; int which_arg = F_ERROR_ARG; va_list ap; switch (cmd) { case F_DUPFD: case TMP_F_DUPFD_CLOEXEC: case F_SETFD: case F_SETFL: case F_SETOWN: case F_SETSIG: case F_SETLEASE: case F_NOTIFY: case F_SETLK: case F_SETLKW: case F_GETLK: va_start (ap, cmd); long_arg = va_arg (ap, long); va_end (ap); which_arg = F_LONG_ARG; break; case F_GETFD: case F_GETFL: case F_GETOWN: case F_GETLEASE: case F_GETSIG: which_arg = F_VOID_ARG; break; } if (NULL_PTR (fcntl)) init_io_intf (); if (CHCK_REENTRANCE (guard)) { switch (which_arg) { case F_INT_ARG: return CALL_REAL (fcntl)(fildes, cmd, int_arg); case F_LONG_ARG: return CALL_REAL (fcntl)(fildes, cmd, long_arg); case F_VOID_ARG: return CALL_REAL (fcntl)(fildes, cmd); case F_ERROR_ARG: Tprintf (0, "iotrace: ERROR: Unsupported fcntl command\n"); return -1; } return -1; } if (cmd != F_DUPFD && cmd != TMP_F_DUPFD_CLOEXEC) { switch (which_arg) { case F_INT_ARG: return CALL_REAL (fcntl)(fildes, cmd, int_arg); case F_LONG_ARG: return CALL_REAL (fcntl)(fildes, cmd, long_arg); case F_VOID_ARG: return CALL_REAL (fcntl)(fildes, cmd); case F_ERROR_ARG: Tprintf (0, "iotrace: ERROR: Unsupported fcntl command\n"); return -1; } return -1; } PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); switch (cmd) { case F_DUPFD: case TMP_F_DUPFD_CLOEXEC: fd = CALL_REAL (fcntl)(fildes, cmd, long_arg); break; } if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return fd; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (fd != -1) iopkt.iotype = OPEN_TRACE; else iopkt.iotype = OPEN_TRACE_ERROR; iopkt.fd = fd; iopkt.ofd = fildes; iopkt.fstype = UNKNOWNFS_TYPE; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return fd; } /*------------------------------------------------------------- openat */ int openat (int fildes, const char *path, int oflag, ...) { int *guard; int fd; void *packet; IOTrace_packet *iopkt; mode_t mode; va_list ap; size_t sz; unsigned pktSize; va_start (ap, oflag); mode = va_arg (ap, mode_t); va_end (ap); if (NULL_PTR (openat)) init_io_intf (); if (CHCK_REENTRANCE (guard) || path == NULL) return CALL_REAL (openat)(fildes, path, oflag, mode); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); fd = CALL_REAL (openat)(fildes, path, oflag, mode); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return fd; } hrtime_t grnt = gethrtime (); sz = collector_strlen (path); pktSize = sizeof (IOTrace_packet) + sz; pktSize = collector_align_pktsize (pktSize); Tprintf (DBG_LT1, "iotrace allocating %u from io_heap\n", pktSize); packet = collector_interface->allocCSize (io_heap, pktSize, 1); if (packet != NULL) { iopkt = (IOTrace_packet *) packet; collector_memset (iopkt, 0, pktSize); iopkt->comm.tsize = pktSize; iopkt->comm.tstamp = grnt; iopkt->requested = reqt; if (fd != -1) iopkt->iotype = OPEN_TRACE; else iopkt->iotype = OPEN_TRACE_ERROR; iopkt->fd = fd; iopkt->fstype = collector_fstype (path); collector_strncpy (&(iopkt->fname), path, sz); iopkt->comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt->comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) iopkt); collector_interface->freeCSize (io_heap, packet, pktSize); } else { Tprintf (0, "iotrace: ERROR: openat cannot allocate memory\n"); return -1; } POP_REENTRANCE (guard); return fd; } /*------------------------------------------------------------- creat */ int creat (const char *path, mode_t mode) { int *guard; int fd; void *packet; IOTrace_packet *iopkt; size_t sz; unsigned pktSize; if (NULL_PTR (creat)) init_io_intf (); if (CHCK_REENTRANCE (guard) || path == NULL) return CALL_REAL (creat)(path, mode); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); fd = CALL_REAL (creat)(path, mode); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return fd; } hrtime_t grnt = gethrtime (); sz = collector_strlen (path); pktSize = sizeof (IOTrace_packet) + sz; pktSize = collector_align_pktsize (pktSize); Tprintf (DBG_LT1, "iotrace allocating %u from io_heap\n", pktSize); packet = collector_interface->allocCSize (io_heap, pktSize, 1); if (packet != NULL) { iopkt = (IOTrace_packet *) packet; collector_memset (iopkt, 0, pktSize); iopkt->comm.tsize = pktSize; iopkt->comm.tstamp = grnt; iopkt->requested = reqt; if (fd != -1) iopkt->iotype = OPEN_TRACE; else iopkt->iotype = OPEN_TRACE_ERROR; iopkt->fd = fd; iopkt->fstype = collector_fstype (path); collector_strncpy (&(iopkt->fname), path, sz); iopkt->comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt->comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) iopkt); collector_interface->freeCSize (io_heap, packet, pktSize); } else { Tprintf (0, "iotrace: ERROR: creat cannot allocate memory\n"); return -1; } POP_REENTRANCE (guard); return fd; } /*------------------------------------------------------------- creat64 */ #if WSIZE(32) && !defined(__USE_LARGEFILE64) int creat64 (const char *path, mode_t mode) { int *guard; int fd; void *packet; IOTrace_packet *iopkt; size_t sz; unsigned pktSize; if (NULL_PTR (creat64)) init_io_intf (); if (CHCK_REENTRANCE (guard) || path == NULL) return CALL_REAL (creat64)(path, mode); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); fd = CALL_REAL (creat64)(path, mode); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return fd; } hrtime_t grnt = gethrtime (); sz = collector_strlen (path); pktSize = sizeof (IOTrace_packet) + sz; pktSize = collector_align_pktsize (pktSize); Tprintf (DBG_LT1, "iotrace allocating %u from io_heap\n", pktSize); packet = collector_interface->allocCSize (io_heap, pktSize, 1); if (packet != NULL) { iopkt = (IOTrace_packet *) packet; collector_memset (iopkt, 0, pktSize); iopkt->comm.tsize = pktSize; iopkt->comm.tstamp = grnt; iopkt->requested = reqt; if (fd != -1) iopkt->iotype = OPEN_TRACE; else iopkt->iotype = OPEN_TRACE_ERROR; iopkt->fd = fd; iopkt->fstype = collector_fstype (path); collector_strncpy (&(iopkt->fname), path, sz); iopkt->comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt->comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) iopkt); collector_interface->freeCSize (io_heap, packet, pktSize); } else { Tprintf (0, "iotrace: ERROR: creat64 cannot allocate memory\n"); return -1; } POP_REENTRANCE (guard); return fd; } #endif /*------------------------------------------------------------- mkstemp */ int mkstemp (char *template) { int *guard; int fd; void *packet; IOTrace_packet *iopkt; size_t sz; unsigned pktSize; if (NULL_PTR (mkstemp)) init_io_intf (); if (CHCK_REENTRANCE (guard) || template == NULL) return CALL_REAL (mkstemp)(template); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); fd = CALL_REAL (mkstemp)(template); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return fd; } hrtime_t grnt = gethrtime (); sz = collector_strlen (template); pktSize = sizeof (IOTrace_packet) + sz; pktSize = collector_align_pktsize (pktSize); Tprintf (DBG_LT1, "iotrace allocating %u from io_heap\n", pktSize); packet = collector_interface->allocCSize (io_heap, pktSize, 1); if (packet != NULL) { iopkt = (IOTrace_packet *) packet; collector_memset (iopkt, 0, pktSize); iopkt->comm.tsize = pktSize; iopkt->comm.tstamp = grnt; iopkt->requested = reqt; if (fd != -1) iopkt->iotype = OPEN_TRACE; else iopkt->iotype = OPEN_TRACE_ERROR; iopkt->fd = fd; iopkt->fstype = collector_fstype (template); collector_strncpy (&(iopkt->fname), template, sz); iopkt->comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt->comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) iopkt); collector_interface->freeCSize (io_heap, packet, pktSize); } else { Tprintf (0, "iotrace: ERROR: mkstemp cannot allocate memory\n"); return -1; } POP_REENTRANCE (guard); return fd; } /*------------------------------------------------------------- mkstemps */ int mkstemps (char *template, int slen) { int *guard; int fd; void *packet; IOTrace_packet *iopkt; size_t sz; unsigned pktSize; if (NULL_PTR (mkstemps)) init_io_intf (); if (CHCK_REENTRANCE (guard) || template == NULL) return CALL_REAL (mkstemps)(template, slen); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); fd = CALL_REAL (mkstemps)(template, slen); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return fd; } hrtime_t grnt = gethrtime (); sz = collector_strlen (template); pktSize = sizeof (IOTrace_packet) + sz; pktSize = collector_align_pktsize (pktSize); Tprintf (DBG_LT1, "iotrace allocating %u from io_heap\n", pktSize); packet = collector_interface->allocCSize (io_heap, pktSize, 1); if (packet != NULL) { iopkt = (IOTrace_packet *) packet; collector_memset (iopkt, 0, pktSize); iopkt->comm.tsize = pktSize; iopkt->comm.tstamp = grnt; iopkt->requested = reqt; if (fd != -1) iopkt->iotype = OPEN_TRACE; else iopkt->iotype = OPEN_TRACE_ERROR; iopkt->fd = fd; iopkt->fstype = collector_fstype (template); collector_strncpy (&(iopkt->fname), template, sz); iopkt->comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt->comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) iopkt); collector_interface->freeCSize (io_heap, packet, pktSize); } else { Tprintf (0, "iotrace: ERROR: mkstemps cannot allocate memory\n"); return -1; } POP_REENTRANCE (guard); return fd; } /*------------------------------------------------------------- close */ int close (int fildes) { int *guard; int stat; IOTrace_packet iopkt; if (NULL_PTR (close)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (close)(fildes); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); stat = CALL_REAL (close)(fildes); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return stat; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (stat == 0) iopkt.iotype = CLOSE_TRACE; else iopkt.iotype = CLOSE_TRACE_ERROR; iopkt.fd = fildes; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return stat; } /*------------------------------------------------------------- fopen */ static FILE* gprofng_fopen (FILE*(real_fopen) (), const char *filename, const char *mode) { int *guard; FILE *fp = NULL; void *packet; IOTrace_packet *iopkt; size_t sz; unsigned pktSize; if (CHCK_REENTRANCE (guard) || filename == NULL) return real_fopen (filename, mode); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); fp = real_fopen (filename, mode); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return fp; } hrtime_t grnt = gethrtime (); sz = collector_strlen (filename); pktSize = sizeof (IOTrace_packet) + sz; pktSize = collector_align_pktsize (pktSize); Tprintf (DBG_LT1, "iotrace allocating %u from io_heap\n", pktSize); packet = collector_interface->allocCSize (io_heap, pktSize, 1); if (packet != NULL) { iopkt = (IOTrace_packet *) packet; collector_memset (iopkt, 0, pktSize); iopkt->comm.tsize = pktSize; iopkt->comm.tstamp = grnt; iopkt->requested = reqt; if (fp != NULL) { iopkt->iotype = OPEN_TRACE; iopkt->fd = fileno (fp); } else { iopkt->iotype = OPEN_TRACE_ERROR; iopkt->fd = -1; } iopkt->fstype = collector_fstype (filename); collector_strncpy (&(iopkt->fname), filename, sz); iopkt->comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt->comm.tstamp, FRINFO_FROM_STACK_ARG, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) iopkt); collector_interface->freeCSize (io_heap, packet, pktSize); } else { Tprintf (0, "iotrace: ERROR: fopen cannot allocate memory\n"); return NULL; } POP_REENTRANCE (guard); return fp; } #define DCL_FOPEN(dcl_f) \ FILE *dcl_f (const char *filename, const char *mode) \ { \ if (__real_fopen == NULL) \ init_io_intf (); \ return gprofng_fopen (__real_fopen, filename, mode); \ } DCL_FUNC_VER (DCL_FOPEN, fopen_2_17, fopen@GLIBC_2.17) DCL_FUNC_VER (DCL_FOPEN, fopen_2_2_5, fopen@GLIBC_2.2.5) DCL_FUNC_VER (DCL_FOPEN, fopen_2_1, fopen@GLIBC_2.1) DCL_FUNC_VER (DCL_FOPEN, fopen_2_0, fopen@GLIBC_2.0) DCL_FOPEN (fopen) /*------------------------------------------------------------- fclose */ static int gprofng_fclose (int(real_fclose) (), FILE *stream) { int *guard; int stat; IOTrace_packet iopkt; if (CHCK_REENTRANCE (guard) || stream == NULL) return real_fclose (stream); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); stat = real_fclose (stream); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return stat; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (stat == 0) iopkt.iotype = CLOSE_TRACE; else iopkt.iotype = CLOSE_TRACE_ERROR; iopkt.fd = fileno (stream); iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK_ARG, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return stat; } #define DCL_FCLOSE(dcl_f) \ int dcl_f (FILE *stream) \ { \ if (__real_fclose == NULL) \ init_io_intf (); \ return gprofng_fclose (__real_fclose, stream); \ } DCL_FUNC_VER (DCL_FCLOSE, fclose_2_17, fclose@GLIBC_2.17) DCL_FUNC_VER (DCL_FCLOSE, fclose_2_2_5, fclose@GLIBC_2.2.5) DCL_FUNC_VER (DCL_FCLOSE, fclose_2_1, fclose@GLIBC_2.1) DCL_FUNC_VER (DCL_FCLOSE, fclose_2_0, fclose@GLIBC_2.0) DCL_FCLOSE (fclose) /*------------------------------------------------------------- fflush */ int fflush (FILE *stream) { int *guard; int stat; IOTrace_packet iopkt; if (NULL_PTR (fflush)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (fflush)(stream); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); stat = CALL_REAL (fflush)(stream); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return stat; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (stat == 0) iopkt.iotype = OTHERIO_TRACE; else iopkt.iotype = OTHERIO_TRACE_ERROR; if (stream != NULL) iopkt.fd = fileno (stream); else iopkt.fd = -1; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return stat; } /*------------------------------------------------------------- fdopen */ static FILE* gprofng_fdopen (FILE*(real_fdopen) (), int fildes, const char *mode) { int *guard; FILE *fp = NULL; IOTrace_packet iopkt; if (NULL_PTR (fdopen)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return real_fdopen (fildes, mode); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); fp = real_fdopen (fildes, mode); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return fp; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (fp != NULL) iopkt.iotype = OPEN_TRACE; else iopkt.iotype = OPEN_TRACE_ERROR; iopkt.fd = fildes; iopkt.fstype = UNKNOWNFS_TYPE; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK_ARG, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return fp; } #define DCL_FDOPEN(dcl_f) \ FILE *dcl_f (int fildes, const char *mode) \ { \ if (__real_fdopen == NULL) \ init_io_intf (); \ return gprofng_fdopen (__real_fdopen, fildes, mode); \ } DCL_FUNC_VER (DCL_FDOPEN, fdopen_2_17, fdopen@GLIBC_2.17) DCL_FUNC_VER (DCL_FDOPEN, fdopen_2_2_5, fdopen@GLIBC_2.2.5) DCL_FUNC_VER (DCL_FDOPEN, fdopen_2_1, fdopen@GLIBC_2.1) DCL_FUNC_VER (DCL_FDOPEN, fdopen_2_0, fdopen@GLIBC_2.0) DCL_FDOPEN (fdopen) /*------------------------------------------------------------- dup */ int dup (int fildes) { int *guard; int fd; IOTrace_packet iopkt; if (NULL_PTR (dup)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (dup)(fildes); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); fd = CALL_REAL (dup)(fildes); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return fd; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (fd != -1) iopkt.iotype = OPEN_TRACE; else iopkt.iotype = OPEN_TRACE_ERROR; iopkt.fd = fd; iopkt.ofd = fildes; iopkt.fstype = UNKNOWNFS_TYPE; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return fd; } /*------------------------------------------------------------- dup2 */ int dup2 (int fildes, int fildes2) { int *guard; int fd; IOTrace_packet iopkt; if (NULL_PTR (dup2)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (dup2)(fildes, fildes2); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); fd = CALL_REAL (dup2)(fildes, fildes2); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return fd; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (fd != -1) iopkt.iotype = OPEN_TRACE; else iopkt.iotype = OPEN_TRACE_ERROR; iopkt.fd = fd; iopkt.ofd = fildes; iopkt.fstype = UNKNOWNFS_TYPE; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return fd; } /*------------------------------------------------------------- pipe */ int pipe (int fildes[2]) { int *guard; int ret; IOTrace_packet iopkt; if (NULL_PTR (pipe)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (pipe)(fildes); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (pipe)(fildes); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret != -1) iopkt.iotype = OPEN_TRACE; else iopkt.iotype = OPEN_TRACE_ERROR; iopkt.fd = fildes[0]; iopkt.fstype = UNKNOWNFS_TYPE; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret != -1) iopkt.iotype = OPEN_TRACE; else iopkt.iotype = OPEN_TRACE_ERROR; iopkt.fd = fildes[1]; iopkt.fstype = UNKNOWNFS_TYPE; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- socket */ int socket (int domain, int type, int protocol) { int *guard; int fd; IOTrace_packet iopkt; if (NULL_PTR (socket)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (socket)(domain, type, protocol); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); fd = CALL_REAL (socket)(domain, type, protocol); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return fd; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (fd != -1) iopkt.iotype = OPEN_TRACE; else iopkt.iotype = OPEN_TRACE_ERROR; iopkt.fd = fd; iopkt.fstype = UNKNOWNFS_TYPE; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return fd; } /*------------------------------------------------------------- read */ ssize_t read (int fildes, void *buf, size_t nbyte) { int *guard; ssize_t ret; IOTrace_packet iopkt; if (NULL_PTR (read)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (read)(fildes, buf, nbyte); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (read)(fildes, buf, nbyte); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof ( IOTrace_packet)); iopkt.comm.tsize = sizeof ( IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret >= 0) iopkt.iotype = READ_TRACE; else iopkt.iotype = READ_TRACE_ERROR; iopkt.fd = fildes; iopkt.nbyte = ret; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- write */ ssize_t write (int fildes, const void *buf, size_t nbyte) { int *guard; ssize_t ret; IOTrace_packet iopkt; if (NULL_PTR (write)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (write)(fildes, buf, nbyte); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (write)(fildes, buf, nbyte); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof ( IOTrace_packet)); iopkt.comm.tsize = sizeof ( IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret >= 0) iopkt.iotype = WRITE_TRACE; else iopkt.iotype = WRITE_TRACE_ERROR; iopkt.fd = fildes; iopkt.nbyte = ret; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- readv */ ssize_t readv (int fildes, const struct iovec *iov, int iovcnt) { int *guard; ssize_t ret; IOTrace_packet iopkt; if (NULL_PTR (readv)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (readv)(fildes, iov, iovcnt); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (readv)(fildes, iov, iovcnt); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof ( IOTrace_packet)); iopkt.comm.tsize = sizeof ( IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret >= 0) iopkt.iotype = READ_TRACE; else iopkt.iotype = READ_TRACE_ERROR; iopkt.fd = fildes; iopkt.nbyte = ret; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- writev */ ssize_t writev (int fildes, const struct iovec *iov, int iovcnt) { int *guard; ssize_t ret; IOTrace_packet iopkt; if (NULL_PTR (writev)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (writev)(fildes, iov, iovcnt); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (writev)(fildes, iov, iovcnt); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof ( IOTrace_packet)); iopkt.comm.tsize = sizeof ( IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret >= 0) iopkt.iotype = WRITE_TRACE; else iopkt.iotype = WRITE_TRACE_ERROR; iopkt.fd = fildes; iopkt.nbyte = ret; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- fread */ size_t fread (void *ptr, size_t size, size_t nitems, FILE *stream) { int *guard; size_t ret; IOTrace_packet iopkt; if (NULL_PTR (fread)) init_io_intf (); if (CHCK_REENTRANCE (guard) || stream == NULL) return CALL_REAL (fread)(ptr, size, nitems, stream); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (fread)(ptr, size, nitems, stream); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof ( IOTrace_packet)); iopkt.comm.tsize = sizeof ( IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ferror (stream) == 0) { iopkt.iotype = READ_TRACE; iopkt.nbyte = ret * size; } else { iopkt.iotype = READ_TRACE_ERROR; iopkt.nbyte = 0; } iopkt.fd = fileno (stream); iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- fwrite */ size_t fwrite (const void *ptr, size_t size, size_t nitems, FILE *stream) { int *guard; size_t ret; IOTrace_packet iopkt; if (NULL_PTR (fwrite)) init_io_intf (); if (CHCK_REENTRANCE (guard) || stream == NULL) return CALL_REAL (fwrite)(ptr, size, nitems, stream); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (fwrite)(ptr, size, nitems, stream); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof ( IOTrace_packet)); iopkt.comm.tsize = sizeof ( IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ferror (stream) == 0) { iopkt.iotype = WRITE_TRACE; iopkt.nbyte = ret * size; } else { iopkt.iotype = WRITE_TRACE_ERROR; iopkt.nbyte = 0; } iopkt.fd = fileno (stream); iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- pread */ static ssize_t gprofng_pread (ssize_t(real_pread) (int, void *, size_t, off_t), int fildes, void *buf, size_t nbyte, off_t offset) { int *guard; ssize_t ret; IOTrace_packet iopkt; if (CHCK_REENTRANCE (guard)) return real_pread (fildes, buf, nbyte, offset); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = real_pread (fildes, buf, nbyte, offset); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof ( IOTrace_packet)); iopkt.comm.tsize = sizeof ( IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret >= 0) iopkt.iotype = READ_TRACE; else iopkt.iotype = READ_TRACE_ERROR; iopkt.fd = fildes; iopkt.nbyte = ret; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK_ARG, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) &iopkt); POP_REENTRANCE (guard); return ret; } #define DCL_PREAD(dcl_f) \ ssize_t dcl_f (int fildes, void *buf, size_t nbyte, off_t offset) \ { \ if (__real_pread == NULL) \ init_io_intf (); \ return gprofng_pread (__real_pread, fildes, buf, nbyte, offset); \ } DCL_FUNC_VER (DCL_PREAD, pread_2_2, pread@GLIBC_2.2) DCL_PREAD (pread) /*------------------------------------------------------------- pwrite */ #if !defined(__MUSL_LIBC) // map interposed symbol versions SYMVER_ATTRIBUTE (__collector_pwrite_2_2, pwrite@GLIBC_2.2) int __collector_pwrite_2_2 (int fildes, const void *buf, size_t nbyte, off_t offset) { int *guard; if (NULL_PTR (pwrite_2_2)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (pwrite_2_2)(fildes, buf, nbyte, offset); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ssize_t ret = CALL_REAL (pwrite_2_2)(fildes, buf, nbyte, offset); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } write_io_packet (fildes, ret, reqt, ret >= 0 ? WRITE_TRACE : WRITE_TRACE_ERROR); POP_REENTRANCE (guard); return ret; } #endif ssize_t pwrite (int fildes, const void *buf, size_t nbyte, off_t offset) { int *guard; if (NULL_PTR (pwrite)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (pwrite)(fildes, buf, nbyte, offset); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ssize_t ret = CALL_REAL (pwrite)(fildes, buf, nbyte, offset); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } write_io_packet (fildes, ret, reqt, ret >= 0 ? WRITE_TRACE : WRITE_TRACE_ERROR); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- pwrite64 */ #if WSIZE(32) && !defined(__USE_FILE_OFFSET64) #if !defined(__MUSL_LIBC) // map interposed symbol versions SYMVER_ATTRIBUTE (__collector_pwrite64_2_2, pwrite64@GLIBC_2.2) ssize_t __collector_pwrite64_2_2 (int fildes, const void *buf, size_t nbyte, off64_t offset) { int *guard; if (NULL_PTR (pwrite64_2_2)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (pwrite64_2_2)(fildes, buf, nbyte, offset); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ssize_t ret = CALL_REAL (pwrite64_2_2)(fildes, buf, nbyte, offset); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } write_io_packet (fildes, ret, reqt, ret >= 0 ? WRITE_TRACE : WRITE_TRACE_ERROR); POP_REENTRANCE (guard); return ret; } #endif ssize_t pwrite64 (int fildes, const void *buf, size_t nbyte, off64_t offset) { int *guard; if (NULL_PTR (pwrite64)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (pwrite64)(fildes, buf, nbyte, offset); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ssize_t ret = CALL_REAL (pwrite64)(fildes, buf, nbyte, offset); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } write_io_packet (fildes, ret, reqt, ret >= 0 ? WRITE_TRACE : WRITE_TRACE_ERROR); POP_REENTRANCE (guard); return ret; } #endif /*------------------------------------------------------------- fgets */ char* fgets (char *s, int n, FILE *stream) { int *guard; char *ptr; IOTrace_packet iopkt; if (NULL_PTR (fgets)) init_io_intf (); if (CHCK_REENTRANCE (guard) || stream == NULL) return CALL_REAL (fgets)(s, n, stream); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ptr = CALL_REAL (fgets)(s, n, stream); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ptr; } int error = errno; hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof ( IOTrace_packet)); iopkt.comm.tsize = sizeof ( IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ptr != NULL) { iopkt.iotype = READ_TRACE; iopkt.nbyte = collector_strlen (ptr); } else if (ptr == NULL && error != EAGAIN && error != EBADF && error != EINTR && error != EIO && error != EOVERFLOW && error != ENOMEM && error != ENXIO) { iopkt.iotype = READ_TRACE; iopkt.nbyte = 0; } else iopkt.iotype = READ_TRACE_ERROR; iopkt.fd = fileno (stream); iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ptr; } /*------------------------------------------------------------- fputs */ int fputs (const char *s, FILE *stream) { int *guard; int ret; IOTrace_packet iopkt; if (NULL_PTR (fputs)) init_io_intf (); if (CHCK_REENTRANCE (guard) || stream == NULL) return CALL_REAL (fputs)(s, stream); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (fputs)(s, stream); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof ( IOTrace_packet)); iopkt.comm.tsize = sizeof ( IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret != EOF) { iopkt.iotype = WRITE_TRACE; iopkt.nbyte = ret; } else { iopkt.iotype = WRITE_TRACE_ERROR; iopkt.nbyte = 0; } iopkt.fd = fileno (stream); iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- fputc */ int fputc (int c, FILE *stream) { int *guard; int ret; IOTrace_packet iopkt; if (NULL_PTR (fputc)) init_io_intf (); if (CHCK_REENTRANCE (guard) || stream == NULL) return CALL_REAL (fputc)(c, stream); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (fputc)(c, stream); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof ( IOTrace_packet)); iopkt.comm.tsize = sizeof ( IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret != EOF) { iopkt.iotype = WRITE_TRACE; iopkt.nbyte = ret; } else { iopkt.iotype = WRITE_TRACE_ERROR; iopkt.nbyte = 0; } iopkt.fd = fileno (stream); iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- fprintf */ int fprintf (FILE *stream, const char *format, ...) { int *guard; int ret; IOTrace_packet iopkt; va_list ap; va_start (ap, format); if (NULL_PTR (fprintf)) init_io_intf (); if (NULL_PTR (vfprintf)) init_io_intf (); if (CHCK_REENTRANCE (guard) || stream == NULL) { ret = CALL_REAL (vfprintf)(stream, format, ap); va_end (ap); return ret; } PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (vfprintf)(stream, format, ap); va_end (ap); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof ( IOTrace_packet)); iopkt.comm.tsize = sizeof ( IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret >= 0) iopkt.iotype = WRITE_TRACE; else iopkt.iotype = WRITE_TRACE_ERROR; iopkt.fd = fileno (stream); iopkt.nbyte = ret; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- vfprintf */ int vfprintf (FILE *stream, const char *format, va_list ap) { int *guard; int ret; IOTrace_packet iopkt; if (NULL_PTR (vfprintf)) init_io_intf (); if (CHCK_REENTRANCE (guard) || stream == NULL) return CALL_REAL (vfprintf)(stream, format, ap); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (vfprintf)(stream, format, ap); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof ( IOTrace_packet)); iopkt.comm.tsize = sizeof ( IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret >= 0) iopkt.iotype = WRITE_TRACE; else iopkt.iotype = WRITE_TRACE_ERROR; iopkt.fd = fileno (stream); iopkt.nbyte = ret; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- lseek */ off_t lseek (int fildes, off_t offset, int whence) { int *guard; off_t ret; IOTrace_packet iopkt; if (NULL_PTR (lseek)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (lseek)(fildes, offset, whence); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (lseek)(fildes, offset, whence); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret != -1) iopkt.iotype = OTHERIO_TRACE; else iopkt.iotype = OTHERIO_TRACE_ERROR; iopkt.fd = fildes; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- llseek */ offset_t llseek (int fildes, offset_t offset, int whence) { int *guard; offset_t ret; IOTrace_packet iopkt; if (NULL_PTR (llseek)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (llseek)(fildes, offset, whence); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (llseek)(fildes, offset, whence); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret != -1) iopkt.iotype = OTHERIO_TRACE; else iopkt.iotype = OTHERIO_TRACE_ERROR; iopkt.fd = fildes; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- chmod */ int chmod (const char *path, mode_t mode) { int *guard; int ret; void *packet; IOTrace_packet *iopkt; size_t sz; unsigned pktSize; if (NULL_PTR (chmod)) init_io_intf (); if (CHCK_REENTRANCE (guard) || path == NULL) return CALL_REAL (chmod)(path, mode); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (chmod)(path, mode); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); sz = collector_strlen (path); pktSize = sizeof (IOTrace_packet) + sz; pktSize = collector_align_pktsize (pktSize); Tprintf (DBG_LT1, "iotrace allocating %u from io_heap\n", pktSize); packet = collector_interface->allocCSize (io_heap, pktSize, 1); if (packet != NULL) { iopkt = (IOTrace_packet *) packet; collector_memset (iopkt, 0, pktSize); iopkt->comm.tsize = pktSize; iopkt->comm.tstamp = grnt; iopkt->requested = reqt; if (ret != -1) iopkt->iotype = OTHERIO_TRACE; else iopkt->iotype = OTHERIO_TRACE_ERROR; collector_strncpy (&(iopkt->fname), path, sz); iopkt->comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt->comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) iopkt); collector_interface->freeCSize (io_heap, packet, pktSize); } else { Tprintf (0, "iotrace: ERROR: chmod cannot allocate memory\n"); return 0; } POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- access */ int access (const char *path, int amode) { int *guard; int ret; void *packet; IOTrace_packet *iopkt; size_t sz; unsigned pktSize; if (NULL_PTR (access)) init_io_intf (); if (CHCK_REENTRANCE (guard) || path == NULL) return CALL_REAL (access)(path, amode); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (access)(path, amode); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); sz = collector_strlen (path); pktSize = sizeof (IOTrace_packet) + sz; pktSize = collector_align_pktsize (pktSize); Tprintf (DBG_LT1, "iotrace allocating %u from io_heap\n", pktSize); packet = collector_interface->allocCSize (io_heap, pktSize, 1); if (packet != NULL) { iopkt = (IOTrace_packet *) packet; collector_memset (iopkt, 0, pktSize); iopkt->comm.tsize = pktSize; iopkt->comm.tstamp = grnt; iopkt->requested = reqt; if (ret != -1) iopkt->iotype = OTHERIO_TRACE; else iopkt->iotype = OTHERIO_TRACE_ERROR; collector_strncpy (&(iopkt->fname), path, sz); iopkt->comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt->comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) iopkt); collector_interface->freeCSize (io_heap, packet, pktSize); } else { Tprintf (0, "iotrace: ERROR: access cannot allocate memory\n"); return 0; } POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- rename */ int rename (const char *old, const char *new) { int *guard; int ret; void *packet; IOTrace_packet *iopkt; size_t sz; unsigned pktSize; if (NULL_PTR (rename)) init_io_intf (); if (CHCK_REENTRANCE (guard) || new == NULL) return CALL_REAL (rename)(old, new); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (rename)(old, new); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); sz = collector_strlen (new); pktSize = sizeof (IOTrace_packet) + sz; pktSize = collector_align_pktsize (pktSize); Tprintf (DBG_LT1, "iotrace allocating %u from io_heap\n", pktSize); packet = collector_interface->allocCSize (io_heap, pktSize, 1); if (packet != NULL) { iopkt = (IOTrace_packet *) packet; collector_memset (iopkt, 0, pktSize); iopkt->comm.tsize = pktSize; iopkt->comm.tstamp = grnt; iopkt->requested = reqt; if (ret != -1) iopkt->iotype = OTHERIO_TRACE; else iopkt->iotype = OTHERIO_TRACE_ERROR; collector_strncpy (&(iopkt->fname), new, sz); iopkt->comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt->comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) iopkt); collector_interface->freeCSize (io_heap, packet, pktSize); } else { Tprintf (0, "iotrace: ERROR: rename cannot allocate memory\n"); return 0; } POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- mkdir */ int mkdir (const char *path, mode_t mode) { int *guard; int ret; void *packet; IOTrace_packet *iopkt; size_t sz; unsigned pktSize; if (NULL_PTR (mkdir)) init_io_intf (); if (CHCK_REENTRANCE (guard) || path == NULL) return CALL_REAL (mkdir)(path, mode); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (mkdir)(path, mode); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); sz = collector_strlen (path); pktSize = sizeof (IOTrace_packet) + sz; pktSize = collector_align_pktsize (pktSize); Tprintf (DBG_LT1, "iotrace allocating %u from io_heap\n", pktSize); packet = collector_interface->allocCSize (io_heap, pktSize, 1); if (packet != NULL) { iopkt = (IOTrace_packet *) packet; collector_memset (iopkt, 0, pktSize); iopkt->comm.tsize = pktSize; iopkt->comm.tstamp = grnt; iopkt->requested = reqt; if (ret != -1) iopkt->iotype = OTHERIO_TRACE; else iopkt->iotype = OTHERIO_TRACE_ERROR; collector_strncpy (&(iopkt->fname), path, sz); iopkt->comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt->comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) iopkt); collector_interface->freeCSize (io_heap, packet, pktSize); } else { Tprintf (0, "iotrace: ERROR: mkdir cannot allocate memory\n"); return 0; } POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- getdents */ int getdents (int fildes, struct dirent *buf, size_t nbyte) { int *guard; int ret; IOTrace_packet iopkt; if (NULL_PTR (getdents)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (getdents)(fildes, buf, nbyte); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (getdents)(fildes, buf, nbyte); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret != -1) iopkt.iotype = OTHERIO_TRACE; else iopkt.iotype = OTHERIO_TRACE_ERROR; iopkt.fd = fildes; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- unlink */ int unlink (const char *path) { int *guard; int ret; void *packet; IOTrace_packet *iopkt; size_t sz; unsigned pktSize; if (NULL_PTR (unlink)) init_io_intf (); if (CHCK_REENTRANCE (guard) || path == NULL) return CALL_REAL (unlink)(path); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (unlink)(path); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); sz = collector_strlen (path); pktSize = sizeof (IOTrace_packet) + sz; pktSize = collector_align_pktsize (pktSize); Tprintf (DBG_LT1, "iotrace allocating %u from io_heap\n", pktSize); packet = collector_interface->allocCSize (io_heap, pktSize, 1); if (packet != NULL) { iopkt = (IOTrace_packet *) packet; collector_memset (iopkt, 0, pktSize); iopkt->comm.tsize = pktSize; iopkt->comm.tstamp = grnt; iopkt->requested = reqt; if (ret != -1) iopkt->iotype = OTHERIO_TRACE; else iopkt->iotype = OTHERIO_TRACE_ERROR; collector_strncpy (&(iopkt->fname), path, sz); iopkt->comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt->comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) iopkt); collector_interface->freeCSize (io_heap, packet, pktSize); } else { Tprintf (0, "iotrace: ERROR: unlink cannot allocate memory\n"); return 0; } POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- fseek */ int fseek (FILE *stream, long offset, int whence) { int *guard; int ret; IOTrace_packet iopkt; if (NULL_PTR (fseek)) init_io_intf (); if (CHCK_REENTRANCE (guard) || stream == NULL) return CALL_REAL (fseek)(stream, offset, whence); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (fseek)(stream, offset, whence); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret != -1) iopkt.iotype = OTHERIO_TRACE; else iopkt.iotype = OTHERIO_TRACE_ERROR; iopkt.fd = fileno (stream); iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- rewind */ void rewind (FILE *stream) { int *guard; IOTrace_packet iopkt; if (NULL_PTR (rewind)) init_io_intf (); if (CHCK_REENTRANCE (guard) || stream == NULL) { CALL_REAL (rewind)(stream); return; } PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); CALL_REAL (rewind)(stream); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; iopkt.iotype = OTHERIO_TRACE; iopkt.fd = fileno (stream); iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); } /*------------------------------------------------------------- ftell */ long ftell (FILE *stream) { int *guard; long ret; IOTrace_packet iopkt; if (NULL_PTR (ftell)) init_io_intf (); if (CHCK_REENTRANCE (guard) || stream == NULL) return CALL_REAL (ftell)(stream); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (ftell)(stream); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret != -1) iopkt.iotype = OTHERIO_TRACE; else iopkt.iotype = OTHERIO_TRACE_ERROR; iopkt.fd = fileno (stream); iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- fgetpos */ static int gprofng_fgetpos (int(real_fgetpos) (FILE *stream, fpos_t *pos), FILE *stream, fpos_t *pos) { int *guard; int ret; IOTrace_packet iopkt; if (CHCK_REENTRANCE (guard) || stream == NULL) return real_fgetpos (stream, pos); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = real_fgetpos (stream, pos); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret == 0) iopkt.iotype = OTHERIO_TRACE; else iopkt.iotype = OTHERIO_TRACE_ERROR; iopkt.fd = fileno (stream); iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK_ARG, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) &iopkt); POP_REENTRANCE (guard); return ret; } #define DCL_FGETPOS(dcl_f) \ int dcl_f (FILE *stream, fpos_t *pos) \ { \ if (__real_fgetpos == NULL) \ init_io_intf (); \ return gprofng_fgetpos (__real_fgetpos, stream, pos); \ } DCL_FUNC_VER (DCL_FGETPOS, fgetpos_2_17, fgetpos@GLIBC_2.17) DCL_FUNC_VER (DCL_FGETPOS, fgetpos_2_2_5, fgetpos@GLIBC_2.2.5) DCL_FUNC_VER (DCL_FGETPOS, fgetpos_2_2, fgetpos@GLIBC_2.2) DCL_FUNC_VER (DCL_FGETPOS, fgetpos_2_0, fgetpos@GLIBC_2.0) DCL_FGETPOS (fgetpos) /*------------------------------------------------------------- fgetpos64 */ static int gprofng_fgetpos64 (int(real_fgetpos64) (), FILE *stream, fpos64_t *pos) { int *guard; int ret; IOTrace_packet iopkt; if (CHCK_REENTRANCE (guard) || stream == NULL) return real_fgetpos64 (stream, pos); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = real_fgetpos64 (stream, pos); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret == 0) iopkt.iotype = OTHERIO_TRACE; else iopkt.iotype = OTHERIO_TRACE_ERROR; iopkt.fd = fileno (stream); iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK_ARG, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) &iopkt); POP_REENTRANCE (guard); return ret; } #define DCL_FGETPOS64(dcl_f) \ int dcl_f (FILE *stream, fpos64_t *pos) \ { \ if (__real_fgetpos64 == NULL) \ init_io_intf (); \ return gprofng_fgetpos64 (__real_fgetpos64, stream, pos); \ } DCL_FUNC_VER (DCL_FGETPOS64, fgetpos64_2_17, fgetpos64@GLIBC_2.17) DCL_FUNC_VER (DCL_FGETPOS64, fgetpos64_2_2_5, fgetpos64@GLIBC_2.2.5) DCL_FUNC_VER (DCL_FGETPOS64, fgetpos64_2_2, fgetpos64@GLIBC_2.2) DCL_FUNC_VER (DCL_FGETPOS64, fgetpos64_2_1, fgetpos64@GLIBC_2.1) #if !defined(__USE_LARGEFILE64) DCL_FGETPOS64 (fgetpos64) #endif /*------------------------------------------------------------- fsetpos */ static int gprofng_fsetpos (int(real_fsetpos) (FILE *, const fpos_t *), FILE *stream, const fpos_t *pos) { int *guard; int ret; IOTrace_packet iopkt; if (CHCK_REENTRANCE (guard) || stream == NULL) return real_fsetpos (stream, pos); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = real_fsetpos (stream, pos); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret == 0) iopkt.iotype = OTHERIO_TRACE; else iopkt.iotype = OTHERIO_TRACE_ERROR; iopkt.fd = fileno (stream); iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK_ARG, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) &iopkt); POP_REENTRANCE (guard); return ret; } #define DCL_FSETPOS(dcl_f) \ int dcl_f (FILE *stream, const fpos_t *pos) \ { \ if (__real_fsetpos == NULL) \ init_io_intf (); \ return gprofng_fsetpos (__real_fsetpos, stream, pos); \ } DCL_FUNC_VER (DCL_FSETPOS, fsetpos_2_17, fsetpos@GLIBC_2.17) DCL_FUNC_VER (DCL_FSETPOS, fsetpos_2_2_5, fsetpos@GLIBC_2.2.5) DCL_FUNC_VER (DCL_FSETPOS, fsetpos_2_2, fsetpos@GLIBC_2.2) DCL_FUNC_VER (DCL_FSETPOS, fsetpos_2_0, fsetpos@GLIBC_2.0) DCL_FSETPOS (fsetpos) /*------------------------------------------------------------- fsetpos64 */ static int gprofng_fsetpos64 (int(real_fsetpos64) (FILE *, const fpos64_t *), FILE *stream, const fpos64_t *pos) { int *guard; int ret; IOTrace_packet iopkt; if (CHCK_REENTRANCE (guard) || stream == NULL) return real_fsetpos64 (stream, pos); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = real_fsetpos64 (stream, pos); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret == 0) iopkt.iotype = OTHERIO_TRACE; else iopkt.iotype = OTHERIO_TRACE_ERROR; iopkt.fd = fileno (stream); iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK_ARG, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } #define DCL_FSETPOS64(dcl_f) \ int dcl_f (FILE *stream, const fpos64_t *pos) \ { \ if (__real_fsetpos64 == NULL) \ init_io_intf (); \ return gprofng_fsetpos64 (__real_fsetpos64, stream, pos); \ } DCL_FUNC_VER (DCL_FSETPOS64, fsetpos64_2_17, fsetpos64@GLIBC_2.17) DCL_FUNC_VER (DCL_FSETPOS64, fsetpos64_2_2_5, fsetpos64@GLIBC_2.2.5) DCL_FUNC_VER (DCL_FSETPOS64, fsetpos64_2_2, fsetpos64@GLIBC_2.2) DCL_FUNC_VER (DCL_FSETPOS64, fsetpos64_2_1, fsetpos64@GLIBC_2.1) #if !defined(__USE_LARGEFILE64) DCL_FSETPOS64 (fsetpos64) #endif /*------------------------------------------------------------- fsync */ int fsync (int fildes) { int *guard; int ret; IOTrace_packet iopkt; if (NULL_PTR (fsync)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (fsync)(fildes); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (fsync)(fildes); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret == 0) iopkt.iotype = OTHERIO_TRACE; else iopkt.iotype = OTHERIO_TRACE_ERROR; iopkt.fd = fildes; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- readdir */ struct dirent* readdir (DIR *dirp) { int *guard; struct dirent *ptr; IOTrace_packet iopkt; if (NULL_PTR (readdir)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (readdir)(dirp); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ptr = CALL_REAL (readdir)(dirp); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ptr; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof ( IOTrace_packet)); iopkt.comm.tsize = sizeof ( IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ptr != NULL) iopkt.iotype = OTHERIO_TRACE; else iopkt.iotype = OTHERIO_TRACE_ERROR; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ptr; } /*------------------------------------------------------------- flock */ int flock (int fd, int operation) { int *guard; int ret; IOTrace_packet iopkt; if (NULL_PTR (flock)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (flock)(fd, operation); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (flock)(fd, operation); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret == 0) iopkt.iotype = OTHERIO_TRACE; else iopkt.iotype = OTHERIO_TRACE_ERROR; iopkt.fd = fd; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; } /*------------------------------------------------------------- lockf */ int lockf (int fildes, int function, off_t size) { int *guard; int ret; IOTrace_packet iopkt; if (NULL_PTR (lockf)) init_io_intf (); if (CHCK_REENTRANCE (guard)) return CALL_REAL (lockf)(fildes, function, size); PUSH_REENTRANCE (guard); hrtime_t reqt = gethrtime (); ret = CALL_REAL (lockf)(fildes, function, size); if (RECHCK_REENTRANCE (guard)) { POP_REENTRANCE (guard); return ret; } hrtime_t grnt = gethrtime (); collector_memset (&iopkt, 0, sizeof (IOTrace_packet)); iopkt.comm.tsize = sizeof (IOTrace_packet); iopkt.comm.tstamp = grnt; iopkt.requested = reqt; if (ret == 0) iopkt.iotype = OTHERIO_TRACE; else iopkt.iotype = OTHERIO_TRACE_ERROR; iopkt.fd = fildes; iopkt.comm.frinfo = collector_interface->getFrameInfo (io_hndl, iopkt.comm.tstamp, FRINFO_FROM_STACK, &iopkt); collector_interface->writeDataRecord (io_hndl, (Common_packet*) & iopkt); POP_REENTRANCE (guard); return ret; }