1bc1f688bSRobert Mustacchi /* 2bc1f688bSRobert Mustacchi * This file and its contents are supplied under the terms of the 3bc1f688bSRobert Mustacchi * Common Development and Distribution License ("CDDL"), version 1.0. 4bc1f688bSRobert Mustacchi * You may only use this file in accordance with the terms of version 5bc1f688bSRobert Mustacchi * 1.0 of the CDDL. 6bc1f688bSRobert Mustacchi * 7bc1f688bSRobert Mustacchi * A full copy of the text of the CDDL should have accompanied this 8bc1f688bSRobert Mustacchi * source. A copy of the CDDL is also available via the Internet at 9bc1f688bSRobert Mustacchi * http://www.illumos.org/license/CDDL. 10bc1f688bSRobert Mustacchi */ 11bc1f688bSRobert Mustacchi 12bc1f688bSRobert Mustacchi /* 13ce115d25SJohn Levon * Copyright 2019 Joyent, Inc. 14bc1f688bSRobert Mustacchi */ 15bc1f688bSRobert Mustacchi 16bc1f688bSRobert Mustacchi /* 17bc1f688bSRobert Mustacchi * Create CTF from extant debugging information 18bc1f688bSRobert Mustacchi */ 19bc1f688bSRobert Mustacchi 20bc1f688bSRobert Mustacchi #include <stdio.h> 21bc1f688bSRobert Mustacchi #include <unistd.h> 22bc1f688bSRobert Mustacchi #include <stdlib.h> 23bc1f688bSRobert Mustacchi #include <stdarg.h> 24bc1f688bSRobert Mustacchi #include <sys/types.h> 25bc1f688bSRobert Mustacchi #include <sys/stat.h> 26bc1f688bSRobert Mustacchi #include <fcntl.h> 27bc1f688bSRobert Mustacchi #include <errno.h> 28bc1f688bSRobert Mustacchi #include <libelf.h> 29bc1f688bSRobert Mustacchi #include <libctf.h> 30bc1f688bSRobert Mustacchi #include <string.h> 31bc1f688bSRobert Mustacchi #include <libgen.h> 32bc1f688bSRobert Mustacchi #include <limits.h> 33bc1f688bSRobert Mustacchi #include <strings.h> 34bc1f688bSRobert Mustacchi #include <sys/debug.h> 35bc1f688bSRobert Mustacchi 36bc1f688bSRobert Mustacchi #define CTFCONVERT_OK 0 37bc1f688bSRobert Mustacchi #define CTFCONVERT_FATAL 1 38bc1f688bSRobert Mustacchi #define CTFCONVERT_USAGE 2 39bc1f688bSRobert Mustacchi 40*effb27eeSAndy Fiddaman #define CTFCONVERT_DEFAULT_BATCHSIZE 256 41bc1f688bSRobert Mustacchi #define CTFCONVERT_DEFAULT_NTHREADS 4 42bc1f688bSRobert Mustacchi 43bc1f688bSRobert Mustacchi static char *ctfconvert_progname; 44bc1f688bSRobert Mustacchi 45bc1f688bSRobert Mustacchi static void 46bc1f688bSRobert Mustacchi ctfconvert_fatal(const char *fmt, ...) 47bc1f688bSRobert Mustacchi { 48bc1f688bSRobert Mustacchi va_list ap; 49bc1f688bSRobert Mustacchi 50bc1f688bSRobert Mustacchi (void) fprintf(stderr, "%s: ", ctfconvert_progname); 51bc1f688bSRobert Mustacchi va_start(ap, fmt); 52bc1f688bSRobert Mustacchi (void) vfprintf(stderr, fmt, ap); 53bc1f688bSRobert Mustacchi va_end(ap); 54bc1f688bSRobert Mustacchi 55bc1f688bSRobert Mustacchi exit(CTFCONVERT_FATAL); 56bc1f688bSRobert Mustacchi } 57bc1f688bSRobert Mustacchi 58bc1f688bSRobert Mustacchi 59bc1f688bSRobert Mustacchi static void 60bc1f688bSRobert Mustacchi ctfconvert_usage(const char *fmt, ...) 61bc1f688bSRobert Mustacchi { 62bc1f688bSRobert Mustacchi if (fmt != NULL) { 63bc1f688bSRobert Mustacchi va_list ap; 64bc1f688bSRobert Mustacchi 65bc1f688bSRobert Mustacchi (void) fprintf(stderr, "%s: ", ctfconvert_progname); 66bc1f688bSRobert Mustacchi va_start(ap, fmt); 67bc1f688bSRobert Mustacchi (void) vfprintf(stderr, fmt, ap); 68bc1f688bSRobert Mustacchi va_end(ap); 69bc1f688bSRobert Mustacchi } 70bc1f688bSRobert Mustacchi 71*effb27eeSAndy Fiddaman (void) fprintf(stderr, "Usage: %s [-ikm] [-j nthrs] [-l label | " 72*effb27eeSAndy Fiddaman "-L labelenv] [-b batchsize]\n" 73*effb27eeSAndy Fiddaman " [-o outfile] input\n" 74bc1f688bSRobert Mustacchi "\n" 75*effb27eeSAndy Fiddaman "\t-b batch process this many dies at a time (default %d)\n" 76bc1f688bSRobert Mustacchi "\t-i ignore files not built partially from C sources\n" 77*effb27eeSAndy Fiddaman "\t-j use nthrs threads to perform the merge (default %d)\n" 78bc1f688bSRobert Mustacchi "\t-k keep around original input file on failure\n" 79bc1f688bSRobert Mustacchi "\t-l set output container's label to specified value\n" 80*effb27eeSAndy Fiddaman "\t-L set output container's label to value from environment\n" 81*effb27eeSAndy Fiddaman "\t-m allow input to have missing debug info\n" 82*effb27eeSAndy Fiddaman "\t-o copy input to outfile and add CTF\n", 83*effb27eeSAndy Fiddaman ctfconvert_progname, 84*effb27eeSAndy Fiddaman CTFCONVERT_DEFAULT_BATCHSIZE, 85*effb27eeSAndy Fiddaman CTFCONVERT_DEFAULT_NTHREADS); 86bc1f688bSRobert Mustacchi } 87bc1f688bSRobert Mustacchi 88bc1f688bSRobert Mustacchi /* 89bc1f688bSRobert Mustacchi * This is a bit unfortunate. Traditionally we do type uniquification across all 90bc1f688bSRobert Mustacchi * modules in the kernel, including ip and unix against genunix. However, when 91bc1f688bSRobert Mustacchi * _MACHDEP is defined, then the cpu_t ends up having an additional member 92bc1f688bSRobert Mustacchi * (cpu_m), thus changing the ability for us to uniquify against it. This in 93bc1f688bSRobert Mustacchi * turn causes a lot of type sprawl, as there's a lot of things that end up 94bc1f688bSRobert Mustacchi * referring to the cpu_t and it chains out from there. 95bc1f688bSRobert Mustacchi * 96bc1f688bSRobert Mustacchi * So, if we find that a cpu_t has been defined and it has a couple of useful 97bc1f688bSRobert Mustacchi * sentinel members and it does *not* have the cpu_m member, then we will try 98bc1f688bSRobert Mustacchi * and lookup or create a forward declaration to the machcpu, append it to the 99bc1f688bSRobert Mustacchi * end, and update the file. 100bc1f688bSRobert Mustacchi * 101bc1f688bSRobert Mustacchi * This currently is only invoked if an undocumented option -X is passed. This 102bc1f688bSRobert Mustacchi * value is private to illumos and it can be changed at any time inside of it, 103bc1f688bSRobert Mustacchi * so if -X wants to be used for something, it should be. The ability to rely on 104bc1f688bSRobert Mustacchi * -X for others is strictly not an interface in any way, shape, or form. 105bc1f688bSRobert Mustacchi * 106bc1f688bSRobert Mustacchi * The following struct contains most of the information that we care about and 107bc1f688bSRobert Mustacchi * that we want to validate exists before we decide what to do. 108bc1f688bSRobert Mustacchi */ 109bc1f688bSRobert Mustacchi 110bc1f688bSRobert Mustacchi typedef struct ctfconvert_fixup { 111bc1f688bSRobert Mustacchi boolean_t cf_cyclic; /* Do we have a cpu_cyclic member */ 112bc1f688bSRobert Mustacchi boolean_t cf_mcpu; /* We have a cpu_m member */ 113bc1f688bSRobert Mustacchi boolean_t cf_lastpad; /* Is the pad member the last entry */ 114bc1f688bSRobert Mustacchi ulong_t cf_padoff; /* offset of the pad */ 115bc1f688bSRobert Mustacchi } ctfconvert_fixup_t; 116bc1f688bSRobert Mustacchi 117bc1f688bSRobert Mustacchi /* ARGSUSED */ 118bc1f688bSRobert Mustacchi static int 119bc1f688bSRobert Mustacchi ctfconvert_fixup_genunix_cb(const char *name, ctf_id_t tid, ulong_t off, 120bc1f688bSRobert Mustacchi void *arg) 121bc1f688bSRobert Mustacchi { 122bc1f688bSRobert Mustacchi ctfconvert_fixup_t *cfp = arg; 123bc1f688bSRobert Mustacchi 124bc1f688bSRobert Mustacchi cfp->cf_lastpad = B_FALSE; 125bc1f688bSRobert Mustacchi if (strcmp(name, "cpu_cyclic") == 0) { 126bc1f688bSRobert Mustacchi cfp->cf_cyclic = B_TRUE; 127bc1f688bSRobert Mustacchi return (0); 128bc1f688bSRobert Mustacchi } 129bc1f688bSRobert Mustacchi 130bc1f688bSRobert Mustacchi if (strcmp(name, "cpu_m") == 0) { 131bc1f688bSRobert Mustacchi cfp->cf_mcpu = B_TRUE; 132bc1f688bSRobert Mustacchi return (0); 133bc1f688bSRobert Mustacchi } 134bc1f688bSRobert Mustacchi 135bc1f688bSRobert Mustacchi if (strcmp(name, "cpu_m_pad") == 0) { 136bc1f688bSRobert Mustacchi cfp->cf_lastpad = B_TRUE; 137bc1f688bSRobert Mustacchi cfp->cf_padoff = off; 138bc1f688bSRobert Mustacchi return (0); 139bc1f688bSRobert Mustacchi } 140bc1f688bSRobert Mustacchi 141bc1f688bSRobert Mustacchi return (0); 142bc1f688bSRobert Mustacchi } 143bc1f688bSRobert Mustacchi 144bc1f688bSRobert Mustacchi static void 145bc1f688bSRobert Mustacchi ctfconvert_fixup_genunix(ctf_file_t *fp) 146bc1f688bSRobert Mustacchi { 147bc1f688bSRobert Mustacchi ctf_id_t cpuid, mcpu; 148bc1f688bSRobert Mustacchi ssize_t sz; 149bc1f688bSRobert Mustacchi ctfconvert_fixup_t cf; 150bc1f688bSRobert Mustacchi int model, ptrsz; 151bc1f688bSRobert Mustacchi 152bc1f688bSRobert Mustacchi cpuid = ctf_lookup_by_name(fp, "struct cpu"); 153bc1f688bSRobert Mustacchi if (cpuid == CTF_ERR) 154bc1f688bSRobert Mustacchi return; 155bc1f688bSRobert Mustacchi 156bc1f688bSRobert Mustacchi if (ctf_type_kind(fp, cpuid) != CTF_K_STRUCT) 157bc1f688bSRobert Mustacchi return; 158bc1f688bSRobert Mustacchi 159bc1f688bSRobert Mustacchi if ((sz = ctf_type_size(fp, cpuid)) == CTF_ERR) 160bc1f688bSRobert Mustacchi return; 161bc1f688bSRobert Mustacchi 162bc1f688bSRobert Mustacchi model = ctf_getmodel(fp); 163bc1f688bSRobert Mustacchi VERIFY(model == CTF_MODEL_ILP32 || model == CTF_MODEL_LP64); 164bc1f688bSRobert Mustacchi ptrsz = model == CTF_MODEL_ILP32 ? 4 : 8; 165bc1f688bSRobert Mustacchi 166bc1f688bSRobert Mustacchi bzero(&cf, sizeof (ctfconvert_fixup_t)); 167bc1f688bSRobert Mustacchi if (ctf_member_iter(fp, cpuid, ctfconvert_fixup_genunix_cb, &cf) == 168bc1f688bSRobert Mustacchi CTF_ERR) 169bc1f688bSRobert Mustacchi return; 170bc1f688bSRobert Mustacchi 171bc1f688bSRobert Mustacchi /* 172bc1f688bSRobert Mustacchi * Finally, we want to verify that the cpu_m is actually the last member 173bc1f688bSRobert Mustacchi * that we have here. 174bc1f688bSRobert Mustacchi */ 175bc1f688bSRobert Mustacchi if (cf.cf_cyclic == B_FALSE || cf.cf_mcpu == B_TRUE || 176bc1f688bSRobert Mustacchi cf.cf_lastpad == B_FALSE) { 177bc1f688bSRobert Mustacchi return; 178bc1f688bSRobert Mustacchi } 179bc1f688bSRobert Mustacchi 180bc1f688bSRobert Mustacchi if (cf.cf_padoff + ptrsz * NBBY != sz * NBBY) { 181bc1f688bSRobert Mustacchi return; 182bc1f688bSRobert Mustacchi } 183bc1f688bSRobert Mustacchi 184bc1f688bSRobert Mustacchi /* 185bc1f688bSRobert Mustacchi * Okay, we're going to do this, try to find a struct machcpu. We either 186bc1f688bSRobert Mustacchi * want a forward or a struct. If we find something else, error. If we 187bc1f688bSRobert Mustacchi * find nothing, add a forward and then add the member. 188bc1f688bSRobert Mustacchi */ 189bc1f688bSRobert Mustacchi mcpu = ctf_lookup_by_name(fp, "struct machcpu"); 190bc1f688bSRobert Mustacchi if (mcpu == CTF_ERR) { 191bc1f688bSRobert Mustacchi mcpu = ctf_add_forward(fp, CTF_ADD_NONROOT, "machcpu", 192bc1f688bSRobert Mustacchi CTF_K_STRUCT); 193bc1f688bSRobert Mustacchi if (mcpu == CTF_ERR) { 194bc1f688bSRobert Mustacchi ctfconvert_fatal("failed to add 'struct machcpu' " 195bc1f688bSRobert Mustacchi "forward: %s", ctf_errmsg(ctf_errno(fp))); 196bc1f688bSRobert Mustacchi } 197bc1f688bSRobert Mustacchi } else { 198bc1f688bSRobert Mustacchi int kind; 199bc1f688bSRobert Mustacchi if ((kind = ctf_type_kind(fp, mcpu)) == CTF_ERR) { 200bc1f688bSRobert Mustacchi ctfconvert_fatal("failed to get the type kind for " 201bc1f688bSRobert Mustacchi "the struct machcpu: %s", 202bc1f688bSRobert Mustacchi ctf_errmsg(ctf_errno(fp))); 203bc1f688bSRobert Mustacchi } 204bc1f688bSRobert Mustacchi 205bc1f688bSRobert Mustacchi if (kind != CTF_K_STRUCT && kind != CTF_K_FORWARD) 206bc1f688bSRobert Mustacchi ctfconvert_fatal("encountered a struct machcpu of the " 207bc1f688bSRobert Mustacchi "wrong type, found type kind %d\n", kind); 208bc1f688bSRobert Mustacchi } 209bc1f688bSRobert Mustacchi 210bc1f688bSRobert Mustacchi if (ctf_update(fp) == CTF_ERR) { 211bc1f688bSRobert Mustacchi ctfconvert_fatal("failed to update output file: %s\n", 212bc1f688bSRobert Mustacchi ctf_errmsg(ctf_errno(fp))); 213bc1f688bSRobert Mustacchi } 214bc1f688bSRobert Mustacchi 215bc1f688bSRobert Mustacchi if (ctf_add_member(fp, cpuid, "cpu_m", mcpu, sz * NBBY) == CTF_ERR) { 216bc1f688bSRobert Mustacchi ctfconvert_fatal("failed to add the m_cpu member: %s\n", 217bc1f688bSRobert Mustacchi ctf_errmsg(ctf_errno(fp))); 218bc1f688bSRobert Mustacchi } 219bc1f688bSRobert Mustacchi 220bc1f688bSRobert Mustacchi if (ctf_update(fp) == CTF_ERR) { 221bc1f688bSRobert Mustacchi ctfconvert_fatal("failed to update output file: %s\n", 222bc1f688bSRobert Mustacchi ctf_errmsg(ctf_errno(fp))); 223bc1f688bSRobert Mustacchi } 224bc1f688bSRobert Mustacchi 225bc1f688bSRobert Mustacchi VERIFY(ctf_type_size(fp, cpuid) == sz); 226bc1f688bSRobert Mustacchi } 227bc1f688bSRobert Mustacchi 228bc1f688bSRobert Mustacchi int 229bc1f688bSRobert Mustacchi main(int argc, char *argv[]) 230bc1f688bSRobert Mustacchi { 231bc1f688bSRobert Mustacchi int c, ifd, err; 232bc1f688bSRobert Mustacchi boolean_t keep = B_FALSE; 233bc1f688bSRobert Mustacchi uint_t flags = 0; 234*effb27eeSAndy Fiddaman uint_t bsize = CTFCONVERT_DEFAULT_BATCHSIZE; 235bc1f688bSRobert Mustacchi uint_t nthreads = CTFCONVERT_DEFAULT_NTHREADS; 236bc1f688bSRobert Mustacchi const char *outfile = NULL; 237bc1f688bSRobert Mustacchi const char *label = NULL; 238bc1f688bSRobert Mustacchi const char *infile = NULL; 239bc1f688bSRobert Mustacchi char *tmpfile; 240bc1f688bSRobert Mustacchi ctf_file_t *ofp; 241bc1f688bSRobert Mustacchi char buf[4096]; 242bc1f688bSRobert Mustacchi boolean_t optx = B_FALSE; 2433eca6103SJohn Levon boolean_t ignore_non_c = B_FALSE; 244bc1f688bSRobert Mustacchi 245bc1f688bSRobert Mustacchi ctfconvert_progname = basename(argv[0]); 246bc1f688bSRobert Mustacchi 247*effb27eeSAndy Fiddaman while ((c = getopt(argc, argv, ":b:ij:kl:L:mo:X")) != -1) { 248bc1f688bSRobert Mustacchi switch (c) { 249*effb27eeSAndy Fiddaman case 'b': { 250*effb27eeSAndy Fiddaman long argno; 251*effb27eeSAndy Fiddaman const char *errstr; 252*effb27eeSAndy Fiddaman 253*effb27eeSAndy Fiddaman argno = strtonum(optarg, 1, UINT_MAX, &errstr); 254*effb27eeSAndy Fiddaman if (errstr != NULL) { 255*effb27eeSAndy Fiddaman ctfconvert_fatal("invalid argument for -b: " 256*effb27eeSAndy Fiddaman "%s - %s\n", optarg, errstr); 257*effb27eeSAndy Fiddaman } 258*effb27eeSAndy Fiddaman bsize = (uint_t)argno; 259*effb27eeSAndy Fiddaman break; 260*effb27eeSAndy Fiddaman } 2613eca6103SJohn Levon case 'i': 2623eca6103SJohn Levon ignore_non_c = B_TRUE; 263bc1f688bSRobert Mustacchi break; 264*effb27eeSAndy Fiddaman case 'j': { 265*effb27eeSAndy Fiddaman long argno; 266*effb27eeSAndy Fiddaman const char *errstr; 267*effb27eeSAndy Fiddaman 268*effb27eeSAndy Fiddaman argno = strtonum(optarg, 1, 1024, &errstr); 269*effb27eeSAndy Fiddaman if (errstr != NULL) { 270bc1f688bSRobert Mustacchi ctfconvert_fatal("invalid argument for -j: " 271*effb27eeSAndy Fiddaman "%s - %s\n", optarg, errstr); 272bc1f688bSRobert Mustacchi } 273*effb27eeSAndy Fiddaman nthreads = (uint_t)argno; 274bc1f688bSRobert Mustacchi break; 275*effb27eeSAndy Fiddaman } 2763eca6103SJohn Levon case 'k': 2773eca6103SJohn Levon keep = B_TRUE; 2783eca6103SJohn Levon break; 2793eca6103SJohn Levon case 'l': 2803eca6103SJohn Levon label = optarg; 2813eca6103SJohn Levon break; 2823eca6103SJohn Levon case 'L': 2833eca6103SJohn Levon label = getenv(optarg); 2843eca6103SJohn Levon break; 2853eca6103SJohn Levon case 'm': 2863eca6103SJohn Levon flags |= CTF_ALLOW_MISSING_DEBUG; 2873eca6103SJohn Levon break; 288bc1f688bSRobert Mustacchi case 'o': 289bc1f688bSRobert Mustacchi outfile = optarg; 290bc1f688bSRobert Mustacchi break; 291bc1f688bSRobert Mustacchi case 'X': 292bc1f688bSRobert Mustacchi optx = B_TRUE; 293bc1f688bSRobert Mustacchi break; 294bc1f688bSRobert Mustacchi case ':': 295bc1f688bSRobert Mustacchi ctfconvert_usage("Option -%c requires an operand\n", 296bc1f688bSRobert Mustacchi optopt); 297bc1f688bSRobert Mustacchi return (CTFCONVERT_USAGE); 298bc1f688bSRobert Mustacchi case '?': 299bc1f688bSRobert Mustacchi ctfconvert_usage("Unknown option: -%c\n", optopt); 300bc1f688bSRobert Mustacchi return (CTFCONVERT_USAGE); 301bc1f688bSRobert Mustacchi } 302bc1f688bSRobert Mustacchi } 303bc1f688bSRobert Mustacchi 304bc1f688bSRobert Mustacchi argv += optind; 305bc1f688bSRobert Mustacchi argc -= optind; 306bc1f688bSRobert Mustacchi 3073eca6103SJohn Levon if (argc != 1) { 3083eca6103SJohn Levon ctfconvert_usage("Exactly one input file is required\n"); 309bc1f688bSRobert Mustacchi return (CTFCONVERT_USAGE); 310bc1f688bSRobert Mustacchi } 311bc1f688bSRobert Mustacchi infile = argv[0]; 312bc1f688bSRobert Mustacchi 313bc1f688bSRobert Mustacchi if (elf_version(EV_CURRENT) == EV_NONE) 314bc1f688bSRobert Mustacchi ctfconvert_fatal("failed to initialize libelf: library is " 315bc1f688bSRobert Mustacchi "out of date\n"); 316bc1f688bSRobert Mustacchi 317bc1f688bSRobert Mustacchi ifd = open(infile, O_RDONLY); 318bc1f688bSRobert Mustacchi if (ifd < 0) { 319bc1f688bSRobert Mustacchi ctfconvert_fatal("failed to open input file %s: %s\n", infile, 320bc1f688bSRobert Mustacchi strerror(errno)); 321bc1f688bSRobert Mustacchi } 322bc1f688bSRobert Mustacchi 323bc1f688bSRobert Mustacchi /* 324bc1f688bSRobert Mustacchi * By default we remove the input file on failure unless we've been 325bc1f688bSRobert Mustacchi * given an output file or -k has been specified. 326bc1f688bSRobert Mustacchi */ 327bc1f688bSRobert Mustacchi if (outfile != NULL && strcmp(infile, outfile) != 0) 328bc1f688bSRobert Mustacchi keep = B_TRUE; 329bc1f688bSRobert Mustacchi 330*effb27eeSAndy Fiddaman ofp = ctf_fdconvert(ifd, label, bsize, nthreads, flags, &err, buf, 331bc1f688bSRobert Mustacchi sizeof (buf)); 332bc1f688bSRobert Mustacchi if (ofp == NULL) { 333bc1f688bSRobert Mustacchi /* 3343eca6103SJohn Levon * Normally, ctfconvert requires that its input file has at 3353eca6103SJohn Levon * least one C-source compilation unit, and that every C-source 3363eca6103SJohn Levon * compilation unit has DWARF. This is to avoid accidentally 3373eca6103SJohn Levon * leaving out useful CTF. 3383eca6103SJohn Levon * 3393eca6103SJohn Levon * However, for the benefit of intransigent build environments, 3403eca6103SJohn Levon * the -i and -m options can be used to relax this. 341bc1f688bSRobert Mustacchi */ 3423eca6103SJohn Levon if (err == ECTF_CONVNOCSRC && ignore_non_c) { 343bc1f688bSRobert Mustacchi exit(CTFCONVERT_OK); 344bc1f688bSRobert Mustacchi } 3453eca6103SJohn Levon 3463eca6103SJohn Levon if (err == ECTF_CONVNODEBUG && 3473eca6103SJohn Levon (flags & CTF_ALLOW_MISSING_DEBUG) != 0) { 3483eca6103SJohn Levon exit(CTFCONVERT_OK); 3493eca6103SJohn Levon } 3503eca6103SJohn Levon 351bc1f688bSRobert Mustacchi if (keep == B_FALSE) 352bc1f688bSRobert Mustacchi (void) unlink(infile); 3533eca6103SJohn Levon 3543eca6103SJohn Levon if (err == ECTF_CONVBKERR || err == ECTF_CONVNODEBUG) { 3556d9e11ccSRobert Mustacchi ctfconvert_fatal("%s\n", buf); 3563eca6103SJohn Levon } else { 3573eca6103SJohn Levon ctfconvert_fatal("CTF conversion failed: %s\n", 3583eca6103SJohn Levon ctf_errmsg(err)); 3593eca6103SJohn Levon } 360bc1f688bSRobert Mustacchi } 361bc1f688bSRobert Mustacchi 362bc1f688bSRobert Mustacchi if (optx == B_TRUE) 363bc1f688bSRobert Mustacchi ctfconvert_fixup_genunix(ofp); 364bc1f688bSRobert Mustacchi 365bc1f688bSRobert Mustacchi tmpfile = NULL; 366bc1f688bSRobert Mustacchi if (outfile == NULL || strcmp(infile, outfile) == 0) { 367bc1f688bSRobert Mustacchi if (asprintf(&tmpfile, "%s.ctf", infile) == -1) { 368bc1f688bSRobert Mustacchi if (keep == B_FALSE) 369bc1f688bSRobert Mustacchi (void) unlink(infile); 370bc1f688bSRobert Mustacchi ctfconvert_fatal("failed to allocate memory for " 371bc1f688bSRobert Mustacchi "temporary file: %s\n", strerror(errno)); 372bc1f688bSRobert Mustacchi } 373bc1f688bSRobert Mustacchi outfile = tmpfile; 374bc1f688bSRobert Mustacchi } 375bc1f688bSRobert Mustacchi err = ctf_elfwrite(ofp, infile, outfile, CTF_ELFWRITE_F_COMPRESS); 376bc1f688bSRobert Mustacchi if (err == CTF_ERR) { 377bc1f688bSRobert Mustacchi (void) unlink(outfile); 378bc1f688bSRobert Mustacchi if (keep == B_FALSE) 379bc1f688bSRobert Mustacchi (void) unlink(infile); 380bc1f688bSRobert Mustacchi ctfconvert_fatal("failed to write CTF section to output file: " 381bc1f688bSRobert Mustacchi "%s", ctf_errmsg(ctf_errno(ofp))); 382bc1f688bSRobert Mustacchi } 383bc1f688bSRobert Mustacchi ctf_close(ofp); 384bc1f688bSRobert Mustacchi 385bc1f688bSRobert Mustacchi if (tmpfile != NULL) { 386bc1f688bSRobert Mustacchi if (rename(tmpfile, infile) != 0) { 387bc1f688bSRobert Mustacchi int e = errno; 388bc1f688bSRobert Mustacchi (void) unlink(outfile); 389bc1f688bSRobert Mustacchi if (keep == B_FALSE) 390bc1f688bSRobert Mustacchi (void) unlink(infile); 391bc1f688bSRobert Mustacchi ctfconvert_fatal("failed to rename temporary file: " 392bc1f688bSRobert Mustacchi "%s\n", strerror(e)); 393bc1f688bSRobert Mustacchi } 394bc1f688bSRobert Mustacchi } 395bc1f688bSRobert Mustacchi free(tmpfile); 396bc1f688bSRobert Mustacchi 397bc1f688bSRobert Mustacchi return (CTFCONVERT_OK); 398bc1f688bSRobert Mustacchi } 399