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annotate dep/animia/src/fd/xnu.cc @ 198:bc1ae1810855

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dep/animia: switch from using classes to global functions the old idea was ok, but sort of hackish; this method doesn't use classes at all, and this way (especially important!) we can do wayland stuff AND x11 at the same time, which wasn't really possible without stupid workarounds in the other method
author Paper <mrpapersonic@gmail.com>
date Sun, 24 Dec 2023 02:59:42 -0500
parents e44b7c428d7c
children 2f5a9247e501
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1 #include "animia/fd/xnu.h"
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2 #include "animia/util/osx.h"
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3 #include "animia.h"
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4
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5 #include <cassert>
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6 #include <string>
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7 #include <unordered_map>
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8 #include <vector>
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9 #include <memory>
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10
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11 #include <fcntl.h>
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12 #include <libproc.h>
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13 #include <sys/sysctl.h>
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14 #include <sys/types.h>
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15 #include <sys/user.h>
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16
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17 namespace animia::internal::xnu {
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19 bool EnumerateOpenProcesses(process_proc_t process_proc) {
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20 size_t pids_size = 512;
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21 std::unique_ptr<pid_t[]> pids;
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22
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23 int returned_size = 0;
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24 do {
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25 pids.reset(new pid_t[pids_size]);
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26 returned_size = proc_listpids(PROC_ALL_PIDS, 0, pids.get(), pids_size * sizeof(pid_t));
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27 if (returned_size == -1)
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28 return false;
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29 } while ((pids_size * sizeof(size_t)) < returned_size);
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31 for (int i = 0; i < pids_size; i++) {
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32 std::string result;
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33 osx::util::GetProcessName(pids[i], result);
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34 if (!process_proc({pids[i], result}))
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35 return false;
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36 }
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38 return true;
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39 }
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41 bool EnumerateOpenFiles(const std::set<pid_t>& pids, open_file_proc_t open_file_proc) {
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42 if (!open_file_proc)
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43 return false;
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45 for (const auto& pid : pids) {
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46 int bufsz = proc_pidinfo(pid, PROC_PIDLISTFDS, 0, NULL, 0);
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47 if (bufsz == -1)
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48 return false;
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49
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50 struct proc_fdinfo* info = (struct proc_fdinfo*)malloc(bufsz);
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51 if (!info)
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52 return false;
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54 proc_pidinfo(pid, PROC_PIDLISTFDS, 0, info, bufsz);
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56 for (int i = 0; i < bufsz / sizeof(info[0]); i++) {
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57 if (info[i].proc_fdtype == PROX_FDTYPE_VNODE) {
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58 struct vnode_fdinfowithpath vnodeInfo;
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60 int sz = proc_pidfdinfo(pid, info[i].proc_fd, PROC_PIDFDVNODEPATHINFO, &vnodeInfo,
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61 PROC_PIDFDVNODEPATHINFO_SIZE);
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62 if (sz != PROC_PIDFDVNODEPATHINFO_SIZE)
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63 return false;
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65 /* this doesn't work!
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66 if (vnodeInfo.pfi.fi_openflags & O_WRONLY || vnodeInfo.pfi.fi_openflags & O_RDWR)
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67 continue;
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68 */
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70 if (!open_file_proc({pid, vnodeInfo.pvip.vip_path}))
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71 return false;
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72 }
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73 }
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74 }
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76 return true;
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77 }
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79 } // namespace animia::internal::xnu