diff options
| author | dwmalone <dwmalone@FreeBSD.org> | 2002-04-21 19:04:26 +0000 |
|---|---|---|
| committer | dwmalone <dwmalone@FreeBSD.org> | 2002-04-21 19:04:26 +0000 |
| commit | 4c92f1efeac78d6b5032c5ef85d0a4c4e7e81d8c (patch) | |
| tree | 65933527a9e25b3f4a0469eba02b1cbea1d0e8cf /usr.bin/truss | |
| parent | b30303358f2986ce95ab22237d7a5ada7eeaac87 (diff) | |
| download | FreeBSD-src-4c92f1efeac78d6b5032c5ef85d0a4c4e7e81d8c.zip FreeBSD-src-4c92f1efeac78d6b5032c5ef85d0a4c4e7e81d8c.tar.gz | |
Use fseeko and uintptr_t to make sure that we get a sensible offset
when trying to read from the stack.
PR: 37104
Submitted by: Thomas Quinot <thomas@cuivre.fr.eu.org>
MFC after: 3 weeks
Diffstat (limited to 'usr.bin/truss')
| -rw-r--r-- | usr.bin/truss/syscalls.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/usr.bin/truss/syscalls.c b/usr.bin/truss/syscalls.c index 47b0a4b..6cd8d0d 100644 --- a/usr.bin/truss/syscalls.c +++ b/usr.bin/truss/syscalls.c @@ -137,7 +137,7 @@ get_struct(int procfd, void *offset, void *buf, int len) { err(1, "dup"); if ((p = fdopen(fd, "r")) == NULL) err(1, "fdopen"); - fseek(p, (long)offset, SEEK_SET); + fseeko(p, (uintptr_t)offset, SEEK_SET); for (pos = (char *)buf; len--; pos++) { if ((c = fgetc(p)) == EOF) return -1; @@ -167,7 +167,7 @@ get_string(int procfd, void *offset, int max) { buf = malloc( size = (max ? max : 64 ) ); len = 0; buf[0] = 0; - fseek(p, (long)offset, SEEK_SET); + fseeko(p, (uintptr_t)offset, SEEK_SET); while ((c = fgetc(p)) != EOF) { buf[len++] = c; if (c == 0 || len == max) { |
