static const Binding *put_binding(Env *env, const wchar_t *name, const Value *val)
{
assert(env != 0);
assert(name != 0);
assert(val != 0);
return env->bindings = make_binding(name, val, env->bindings);
}
/* Make a copy of BINDING without duplicating the data. */
SEARCH_BINDING *
copy_binding (SEARCH_BINDING *binding)
{
SEARCH_BINDING *copy;
copy = make_binding (binding->buffer, binding->start, binding->end);
copy->flags = binding->flags;
return copy;
}
void env_bind(env_t *env,
obj_t *name,
binding_type_t type,
mutability_t mutability,
obj_t *value)
{
assert(!is_null(env));
assert(is_symbol(name));
PUSH_ROOT(env);
AUTO_ROOT(binding, make_binding(name, type, mutability, value));
obj_t *frame = pair_car(env);
frame = make_pair(binding, frame);
pair_set_car(env, frame);
POP_FUNCTION_ROOTS();
}
struct Env * bind_operands( lambda_t * lambda, cell_t * operands, struct Env * env ){
struct Env * lenv = bind_env( lambda->closure );
cell_t * operand_value;
cell_t * operand = operands;
cell_t * parameter = lambda->parameters;
while( operand != NULL && parameter != NULL ){
operand_value = eval( operand, env );
make_binding( lenv, (char *) parameter->value, operand_value );
operand = operand->next;
parameter = paramter->next;
}
return lenv;
}
/*
* Parse the parameters of the "bindkeys" configuration-file entry. This
* expects widget name which may be "*", followed by curses key definition and
* then dialog key definition.
*
* The curses key "should" be one of the names (ignoring case) from
* curses_names[], but may also be a single control character (prefix "^" or
* "~" depending on whether it is C0 or C1), or an escaped single character.
* Binding a printable character with dialog is possible but not useful.
*
* The dialog key must be one of the names from dialog_names[].
*/
int
dlg_parse_bindkey(char *params)
{
char *p = skip_white(params);
char *q;
bool escaped = FALSE;
int modified = 0;
int result = FALSE;
unsigned xx;
char *widget;
int is_function = FALSE;
int curses_key;
int dialog_key;
curses_key = -1;
dialog_key = -1;
widget = p;
p = skip_black(p);
if (p != widget && *p != '\0') {
*p++ = '\0';
q = p;
while (*p != '\0' && curses_key < 0) {
if (escaped) {
escaped = FALSE;
curses_key = *p;
} else if (*p == '\\') {
escaped = TRUE;
} else if (modified) {
if (*p == '?') {
curses_key = ((modified == '^')
? 127
: 255);
} else {
curses_key = ((modified == '^')
? (*p & 0x1f)
: ((*p & 0x1f) | 0x80));
}
} else if (*p == '^') {
modified = *p;
} else if (*p == '~') {
modified = *p;
} else if (isspace(UCH(*p))) {
break;
}
++p;
}
if (!isspace(UCH(*p))) {
;
} else {
*p++ = '\0';
if (curses_key < 0) {
char fprefix[2];
char check[2];
int keynumber;
if (sscanf(q, "%[Ff]%d%c", fprefix, &keynumber, check) == 2) {
curses_key = KEY_F(keynumber);
is_function = TRUE;
} else {
for (xx = 0; xx < COUNT_CURSES; ++xx) {
if (!dlg_strcmp(curses_names[xx].name, q)) {
curses_key = curses_names[xx].code;
is_function = TRUE;
break;
}
}
}
}
}
q = skip_white(p);
p = skip_black(q);
if (p != q) {
for (xx = 0; xx < COUNT_DIALOG; ++xx) {
if (!dlg_strcmp(dialog_names[xx].name, q)) {
dialog_key = dialog_names[xx].code;
break;
}
}
}
if (*widget != '\0'
&& curses_key >= 0
&& dialog_key >= 0
&& make_binding(widget, curses_key, is_function, dialog_key) != 0) {
result = TRUE;
}
}
return result;
}
ContextBase::ContextBase()
: versionMajor(1), versionMinor(0)
{
if (bindings.size() <= 0) {
//set up list with function pointers
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glActiveTexture, "glActiveTexture"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glCreateShader, "glCreateShader"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glShaderSource, "glShaderSource"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glCompileShader, "glCompileShader"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glCreateProgram, "glCreateProgram"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glAttachShader, "glAttachShader"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glLinkProgram, "glLinkProgram"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUseProgram, "glUseProgram"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glDetachShader, "glDetachShader"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glDeleteShader, "glDeleteShader"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glValidateProgram, "glValidateProgram"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glGetUniformLocation, "glGetUniformLocation"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniform1f, "glUniform1f"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniform2f, "glUniform2f"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniform3f, "glUniform3f"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniform4f, "glUniform4f"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniform1fv, "glUniform1fv"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniform2fv, "glUniform2fv"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniform3fv, "glUniform3fv"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniform4fv, "glUniform4fv"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniform1i, "glUniform1i"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniform2i, "glUniform2i"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniform3i, "glUniform3i"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniform4i, "glUniform4i"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniform1iv, "glUniform1iv"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniform2iv, "glUniform2iv"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniform3iv, "glUniform3iv"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniform4iv, "glUniform4iv"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniformMatrix2fv, "glUniformMatrix2fv"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniformMatrix3fv, "glUniformMatrix3fv"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUniformMatrix4fv, "glUniformMatrix4fv"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glGetAttribLocation, "glGetAttribLocation"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glBindAttribLocation, "glBindAttribLocation"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glVertexAttribPointer, "glVertexAttribPointer"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glEnableVertexAttribArray, "glEnableVertexAttribArray"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glDisableVertexAttribArray, "glDisableVertexAttribArray"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glDrawArrays, "glDrawArrays"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glDrawArrays, "glDrawArraysEXT"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glDeleteProgram, "glDeleteProgram"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glGetShaderiv, "glGetShaderiv"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glGetShaderInfoLog, "glGetShaderInfoLog"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glGetProgramiv, "glGetProgramiv"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glGetProgramInfoLog, "glGetProgramInfoLog"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glClampColor, "glClampColor"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glGenFramebuffers, "glGenFramebuffers"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glDeleteFramebuffers, "glDeleteFramebuffers"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glBindFramebuffer, "glBindFramebuffer"));
//bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glFramebufferTexture, "glFramebufferTexture"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glFramebufferTexture2D, "glFramebufferTexture2D"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glBlitFramebuffer, "glBlitFramebuffer"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glCheckFramebufferStatus, "glCheckFramebufferStatus"));
#ifdef USE_OPENGL_ES
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glDiscardFramebuffer, "glDiscardFramebuffer"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glDiscardFramebuffer, "glDiscardFramebufferEXT"));
#endif
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glGenBuffers, "glGenBuffers"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glBindBuffer, "glBindBuffer"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glBufferData, "glBufferData"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glMapBuffer, "glMapBuffer"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glUnmapBuffer, "glUnmapBuffer"));
#if defined(WIN32) || defined(_WIN32)
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&wglGetSwapInterval, "wglGetSwapIntervalEXT"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&wglSwapInterval, "wglSwapIntervalEXT"));
//try to find wglChoosePixelFormat as both regular and ARB function (needed for some systems)
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&wglChoosePixelFormat, "wglChoosePixelFormat"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&wglChoosePixelFormat, "wglChoosePixelFormatARB"));
#elif defined(__linux__)
#ifdef USE_OPENGL_DESKTOP
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glXSwapInterval, "glXSwapInterval"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glXCreateContextAttribs, "glXCreateContextAttribs"));
bindings.push_back(make_binding((void (GLAPIENTRYP*)(void))&glXCreateContextAttribs, "glXCreateContextAttribsARB"));
#endif
#endif
}
}
int main (int argc, char **argv)
{
int c;
unsigned short port = 0;
binding_t *source = 0;
binding_t *dest = 0;
binding_t *s, *d;
char packet[8192];
int n;
int i;
int nsource;
int soopts;
int verbose = 0;
int source_set = 0;
int dest_set = 0;
struct pollfd *fds;
while ((c = getopt (argc, argv, "vp:s:d:")) >= 0)
{
switch (c) {
case 'p':
port = atoi (optarg);
if (port <= 0)
usage (argv[0]);
break;
case 's':
s = make_binding (optarg);
s->next = source;
source = s;
break;
case 'd':
d = make_binding (optarg);
d->next = dest;
dest = d;
break;
case 'v':
verbose++;
break;
default:
usage (argv[0]);
break;
}
}
if (!port || !source || !dest)
usage (argv[0]);
nsource = 0;
for (s = source; s; s = s->next)
{
set_source (s, port);
if (verbose)
dump_addr (s->fd, "source", 0);
nsource++;
}
if (nsource > 1)
{
fds = malloc (nsource * sizeof (struct pollfd));
if (!fds)
losing (argv[0], "malloc fds");
i = 0;
for (s = source; s; s = s->next)
{
fds[i].fd = s->fd;
fds[i].events = POLLIN;
fds[i].revents = 0;
}
}
else
fds = 0;
for (d = dest; d; d = d->next)
{
set_dest (d, port);
if (verbose)
dump_addr (d->fd, "dest", 1);
}
/* spend a while shipping packets around */
for (;;)
{
if (fds)
{
i = poll (fds, nsource, -1);
if (i < 0)
break;
}
i = 0;
for (s = source, i = 0; s; s = s->next, i++)
{
if (!fds || fds[i].revents & POLLIN)
{
n = read (s->fd, packet, sizeof (packet));
if (n < 0)
losing (argv[0], "read");
if (verbose)
fprintf (stderr, "%d\n", n );
for (d = dest; d; d = d->next)
{
if (write (d->fd, packet, n) < n)
losing (argv[0], "write");
}
}
}
}
}
