diff options
| -rw-r--r-- | miragextract.c | 35 |
1 files changed, 24 insertions, 11 deletions
diff --git a/miragextract.c b/miragextract.c index 6861aef..e67964f 100644 --- a/miragextract.c +++ b/miragextract.c @@ -2,19 +2,21 @@ #include <stdlib.h> #include <unistd.h> #include <string.h> +#include <limits.h> #include <sndfile.h> #include <mirage/mirage.h> #define VERSION "0.0.1" -const char *self; +#ifndef PATH_MAX +# define PATH_MAX 1024 +#endif -static MirageContext *mirage = NULL; -static MirageDisc *disc = NULL; -static MirageSession *session = NULL; -static int output_track_number = 0; -int total_bytes = 0; +/* This should be big enough to hold any CD sector */ +#define BUF_SIZE 4096 + +const char *self; char *imagefile = NULL; char *outfilebase = "track"; @@ -26,6 +28,12 @@ int autoname = 0; int want_data = 1; int want_audio = 1; +MirageContext *mirage = NULL; +MirageDisc *disc = NULL; +MirageSession *session = NULL; +int output_track_number = 0; +int total_bytes = 0; + void die(char *msg) { fprintf(stderr, "%s: %s\n", self, msg); exit(1); @@ -33,7 +41,7 @@ void die(char *msg) { const guint8 *apply_s_opt(const guint8 *buf, gint len) { int i; - static guint8 newbuf[4096]; + static guint8 newbuf[BUF_SIZE]; if(!swap_bytes) return buf; @@ -52,7 +60,7 @@ void extract_track(int t, int extract) { gint len; const guint8 *buf; char *ext; - char outfile[4096]; + char outfile[PATH_MAX + 1]; FILE *out = NULL; SNDFILE *sfout = NULL; struct SF_INFO sfi; @@ -141,7 +149,7 @@ void extract_track(int t, int extract) { } void set_auto_name(void) { - static char autoname[4096]; + static char autoname[PATH_MAX + 1]; char *p; strcpy(autoname, imagefile); @@ -155,7 +163,8 @@ void set_auto_name(void) { void usage(int exit_code) { fprintf(exit_code ? stderr : stdout, "miragextract v" VERSION " by B. Watson, WTFPL\n" - "Usage: %s [-l] [-s] [-n] [-a] [-d] [-t track] [-b base] [-f fmt ] [-q quality ] image-file\n" + "Usage: %s [-l] [-s] [-n] [-a] [-d] [-t track] [-b base]\n" + " [-f fmt ] [-q quality ] image-file\n" "See man page for details\n", self); exit(exit_code); } @@ -234,10 +243,14 @@ void parse_args(int argc, char **argv) { } int main(int argc, char **argv) { - self = argv[0]; + const char *p; gchar *fn[2]; int s, t; + self = argv[0]; + for(p = self; *p; p++) + if(p[0] == '/' && p[1]) self = p + 1; + parse_args(argc, argv); if(!((mirage = g_object_new(MIRAGE_TYPE_CONTEXT, NULL)))) |