static void rdpsnddbg_process(STREAM s) {
unsigned int pkglen;
static char *rest = NULL;
char *buf;
pkglen = s->end - s->p;
/* str_handle_lines requires null terminated strings */
buf = (char *) xmalloc(pkglen + 1);
STRNCPY(buf, (char *) s->p, pkglen + 1);
str_handle_lines(buf, &rest, rdpsnddbg_line_handler, NULL);
xfree(buf);
}
/* Execute the program specified by argv. For each line in
stdout/stderr output, call linehandler. Returns false on failure. */
RD_BOOL
subprocess(char *const argv[], str_handle_lines_t linehandler, void *data)
{
pid_t child;
int fd[2];
int n = 1;
char output[256];
char *rest = NULL;
if (pipe(fd) < 0)
{
perror("pipe");
return False;
}
if ((child = fork()) < 0)
{
perror("fork");
return False;
}
/* Child */
if (child == 0)
{
/* Close read end */
close(fd[0]);
/* Redirect stdout and stderr to pipe */
dup2(fd[1], 1);
dup2(fd[1], 2);
/* Execute */
execvp(argv[0], argv);
perror("Error executing child");
_exit(128);
}
/* Parent. Close write end. */
close(fd[1]);
while (n > 0)
{
n = read(fd[0], output, 255);
output[n] = '\0';
str_handle_lines(output, &rest, linehandler, data);
}
xfree(rest);
return True;
}
/* Process new data from the virtual channel */
static void
lspci_process(STREAM s)
{
unsigned int pkglen;
static char *rest = NULL;
char *buf;
pkglen = s->end - s->p;
/* str_handle_lines requires null terminated strings */
buf = xmalloc(pkglen + 1);
STRNCPY(buf, (char *) s->p, pkglen + 1);
#if 0
printf("lspci recv:\n");
hexdump(s->p, pkglen);
#endif
str_handle_lines(buf, &rest, lspci_process_line, NULL);
xfree(buf);
}