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Re-organise code

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Kovid Goyal
2026-04-12 14:46:29 +05:30
parent 9354a334fd
commit 5d2dea4a62
1 changed files with 134 additions and 128 deletions
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262
kitty/dnd.c
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@@ -21,12 +21,27 @@
static const size_t MIME_LIST_SIZE_CAP = 1024 * 1024; static const size_t MIME_LIST_SIZE_CAP = 1024 * 1024;
static const size_t PRESENT_DATA_CAP = 64 * 1024 * 1024; static const size_t PRESENT_DATA_CAP = 64 * 1024 * 1024;
// Utils {{{
// In test mode, this callable is invoked instead of schedule_write_to_child_if_possible. // In test mode, this callable is invoked instead of schedule_write_to_child_if_possible.
// It receives (window_id: int, data: bytes) and its return value is ignored. // It receives (window_id: int, data: bytes) and its return value is ignored.
static PyObject *g_dnd_test_write_func = NULL; static PyObject *g_dnd_test_write_func = NULL;
static void drop_process_queue(Window *w); static void drop_process_queue(Window *w);
static void drop_pop_request(Window *w); static void drop_pop_request(Window *w);
static const char*
get_errno_name(int err) {
switch (err) {
case EPERM: return "EPERM";
case ENOENT: return "ENOENT";
case EIO: return "EIO";
case EINVAL: return "EINVAL";
case EMFILE: return "EMFILE";
case ENOMEM: return "ENOMEM";
case 0: return "OK";
default: return "EUNKNOWN";
}
}
static const char* static const char*
machine_id(void) { machine_id(void) {
static bool done = false; static bool done = false;
@@ -56,96 +71,6 @@ dnd_set_test_write_func(PyObject *func) {
g_dnd_test_write_func = Py_XNewRef(func); g_dnd_test_write_func = Py_XNewRef(func);
} }
static void
drop_free_offered_mimes(Window *w) {
if (w->drop.offerred_mimes) {
for (size_t i = 0; i < w->drop.num_offerred_mimes; i++) free((void*)w->drop.offerred_mimes[i]);
free(w->drop.offerred_mimes); w->drop.offerred_mimes = NULL;
}
w->drop.num_offerred_mimes = 0;
w->drop.offered_mimes_total_size = 0;
}
static void
drop_free_accepted_mimes(Window *w) {
free(w->drop.accepted_mimes); w->drop.accepted_mimes = NULL;
w->drop.accepted_mimes_sz = 0;
}
static void
free_pending(PendingData *pending) {
if (pending->items) {
for (size_t i = 0; i < pending->count; i++) free(pending->items[i].buf);
free(pending->items);
}
zero_at_ptr(pending);
}
static void
drop_free_dir_handle(DirHandle *h) {
free(h->path);
for (size_t i = 0; i < h->num_entries; i++) free(h->entries[i]);
free(h->entries);
zero_at_ptr(h);
}
static void
drop_free_dir_handles(Window *w) {
for (size_t i = 0; i < w->drop.num_dir_handles; i++)
drop_free_dir_handle(&w->drop.dir_handles[i]);
free(w->drop.dir_handles);
w->drop.dir_handles = NULL;
w->drop.num_dir_handles = 0;
w->drop.dir_handles_capacity = 0;
w->drop.next_dir_handle_id = 0;
}
static void
drop_close_file_fd(Window *w) {
if (w->drop.file_fd_plus_one) {
safe_close(w->drop.file_fd_plus_one - 1, __FILE__, __LINE__);
w->drop.file_fd_plus_one = 0;
}
if (w->drop.file_send_timer) {
remove_main_loop_timer(w->drop.file_send_timer);
w->drop.file_send_timer = 0;
}
}
static void
drop_free_request_queue(Window *w) {
w->drop.num_data_requests = 0;
w->drop.current_request_x = 0;
w->drop.current_request_y = 0;
w->drop.current_request_Y = 0;
}
void
drop_free_data(Window *w) {
drop_close_file_fd(w);
drop_free_offered_mimes(w);
drop_free_accepted_mimes(w);
free_pending(&w->drop.pending);
free(w->drop.registered_mimes); w->drop.registered_mimes = NULL;
free(w->drop.uri_list); w->drop.uri_list = NULL;
free(w->drop.getting_data_for_mime); w->drop.getting_data_for_mime = NULL;
drop_free_dir_handles(w);
drop_free_request_queue(w);
}
static void
reset_drop(Window *w) {
bool wanted = w->drop.wanted; uint32_t cid = w->drop.client_id;
bool is_remote_client = w->drop.is_remote_client;
drop_free_data(w);
zero_at_ptr(&w->drop);
if (wanted) {
w->drop.wanted = wanted;
w->drop.client_id = cid;
w->drop.is_remote_client = is_remote_client;
}
}
static int static int
string_arrays_cmp(const char **a, size_t an, const char **b, size_t bn) { string_arrays_cmp(const char **a, size_t an, const char **b, size_t bn) {
if (an != bn) return (int)an - (int)bn; if (an != bn) return (int)an - (int)bn;
@@ -269,6 +194,122 @@ is_same_machine(const char *client_machine_id, size_t sz) {
return sz == hsz && memcmp(client_machine_id, host_machine_id, sz) == 0; return sz == hsz && memcmp(client_machine_id, host_machine_id, sz) == 0;
} }
static void
url_decode_inplace(char *str) {
char *src = str, *dst = str;
while (*src) {
if (*src == '%' && src[1] && src[2]) {
unsigned int hi = 0, lo = 0;
char c1 = src[1], c2 = src[2];
if (c1 >= '0' && c1 <= '9') hi = c1 - '0';
else if (c1 >= 'a' && c1 <= 'f') hi = c1 - 'a' + 10;
else if (c1 >= 'A' && c1 <= 'F') hi = c1 - 'A' + 10;
else { *dst++ = *src++; continue; }
if (c2 >= '0' && c2 <= '9') lo = c2 - '0';
else if (c2 >= 'a' && c2 <= 'f') lo = c2 - 'a' + 10;
else if (c2 >= 'A' && c2 <= 'F') lo = c2 - 'A' + 10;
else { *dst++ = *src++; continue; }
*dst++ = (char)((hi << 4) | lo);
src += 3;
} else {
*dst++ = *src++;
}
}
*dst = 0;
}
// }}}
// Dropping {{{
static void
drop_free_offered_mimes(Window *w) {
if (w->drop.offerred_mimes) {
for (size_t i = 0; i < w->drop.num_offerred_mimes; i++) free((void*)w->drop.offerred_mimes[i]);
free(w->drop.offerred_mimes); w->drop.offerred_mimes = NULL;
}
w->drop.num_offerred_mimes = 0;
w->drop.offered_mimes_total_size = 0;
}
static void
drop_free_accepted_mimes(Window *w) {
free(w->drop.accepted_mimes); w->drop.accepted_mimes = NULL;
w->drop.accepted_mimes_sz = 0;
}
static void
free_pending(PendingData *pending) {
if (pending->items) {
for (size_t i = 0; i < pending->count; i++) free(pending->items[i].buf);
free(pending->items);
}
zero_at_ptr(pending);
}
static void
drop_free_dir_handle(DirHandle *h) {
free(h->path);
for (size_t i = 0; i < h->num_entries; i++) free(h->entries[i]);
free(h->entries);
zero_at_ptr(h);
}
static void
drop_free_dir_handles(Window *w) {
for (size_t i = 0; i < w->drop.num_dir_handles; i++)
drop_free_dir_handle(&w->drop.dir_handles[i]);
free(w->drop.dir_handles);
w->drop.dir_handles = NULL;
w->drop.num_dir_handles = 0;
w->drop.dir_handles_capacity = 0;
w->drop.next_dir_handle_id = 0;
}
static void
drop_close_file_fd(Window *w) {
if (w->drop.file_fd_plus_one) {
safe_close(w->drop.file_fd_plus_one - 1, __FILE__, __LINE__);
w->drop.file_fd_plus_one = 0;
}
if (w->drop.file_send_timer) {
remove_main_loop_timer(w->drop.file_send_timer);
w->drop.file_send_timer = 0;
}
}
static void
drop_free_request_queue(Window *w) {
w->drop.num_data_requests = 0;
w->drop.current_request_x = 0;
w->drop.current_request_y = 0;
w->drop.current_request_Y = 0;
}
void
drop_free_data(Window *w) {
drop_close_file_fd(w);
drop_free_offered_mimes(w);
drop_free_accepted_mimes(w);
free_pending(&w->drop.pending);
free(w->drop.registered_mimes); w->drop.registered_mimes = NULL;
free(w->drop.uri_list); w->drop.uri_list = NULL;
free(w->drop.getting_data_for_mime); w->drop.getting_data_for_mime = NULL;
drop_free_dir_handles(w);
drop_free_request_queue(w);
}
static void
reset_drop(Window *w) {
bool wanted = w->drop.wanted; uint32_t cid = w->drop.client_id;
bool is_remote_client = w->drop.is_remote_client;
drop_free_data(w);
zero_at_ptr(&w->drop);
if (wanted) {
w->drop.wanted = wanted;
w->drop.client_id = cid;
w->drop.is_remote_client = is_remote_client;
}
}
void void
drop_register_window(Window *w, const uint8_t *payload, size_t payload_sz, bool on, uint32_t client_id, bool more) { drop_register_window(Window *w, const uint8_t *payload, size_t payload_sz, bool on, uint32_t client_id, bool more) {
w->drop.wanted = on; w->drop.wanted = on;
@@ -415,20 +456,6 @@ drop_update_mimes(Window *w, const char **allowed_mimes, size_t allowed_mimes_co
return allowed_mimes_count; return allowed_mimes_count;
} }
static const char*
get_errno_name(int err) {
switch (err) {
case EPERM: return "EPERM";
case ENOENT: return "ENOENT";
case EIO: return "EIO";
case EINVAL: return "EINVAL";
case EMFILE: return "EMFILE";
case ENOMEM: return "ENOMEM";
case 0: return "OK";
default: return "EUNKNOWN";
}
}
/* Append the current request disambiguation keys (x, y, Y) to a header buffer. /* Append the current request disambiguation keys (x, y, Y) to a header buffer.
* Returns the number of bytes written. */ * Returns the number of bytes written. */
static int static int
@@ -501,30 +528,6 @@ drop_dispatch_data(Window *w, const char *mime, const char *data, ssize_t sz) {
// ---- Remote file / directory transfer ---- // ---- Remote file / directory transfer ----
static void
url_decode_inplace(char *str) {
char *src = str, *dst = str;
while (*src) {
if (*src == '%' && src[1] && src[2]) {
unsigned int hi = 0, lo = 0;
char c1 = src[1], c2 = src[2];
if (c1 >= '0' && c1 <= '9') hi = c1 - '0';
else if (c1 >= 'a' && c1 <= 'f') hi = c1 - 'a' + 10;
else if (c1 >= 'A' && c1 <= 'F') hi = c1 - 'A' + 10;
else { *dst++ = *src++; continue; }
if (c2 >= '0' && c2 <= '9') lo = c2 - '0';
else if (c2 >= 'a' && c2 <= 'f') lo = c2 - 'a' + 10;
else if (c2 >= 'A' && c2 <= 'F') lo = c2 - 'A' + 10;
else { *dst++ = *src++; continue; }
*dst++ = (char)((hi << 4) | lo);
src += 3;
} else {
*dst++ = *src++;
}
}
*dst = 0;
}
/* Return the nth (0-based) file path from a text/uri-list. /* Return the nth (0-based) file path from a text/uri-list.
* On success returns true and *path_out is a malloc'd absolute resolved path. * On success returns true and *path_out is a malloc'd absolute resolved path.
* On failure returns false and *error_out points to a static error string. */ * On failure returns false and *error_out points to a static error string. */
@@ -1069,7 +1072,9 @@ drop_left_child(Window *w) {
queue_payload_to_child(w->id, w->drop.client_id, &w->drop.pending, buf, header_size, NULL, 0, false); queue_payload_to_child(w->id, w->drop.client_id, &w->drop.pending, buf, header_size, NULL, 0, false);
} }
} }
// }}}
// Dragging {{{
#define ds w->drag_source #define ds w->drag_source
void void
@@ -1617,3 +1622,4 @@ drag_remote_file_data(
#undef img #undef img
#undef abrt #undef abrt
#undef ds #undef ds
// }}}