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SourceVuESP-IDF Framework and ExamplesESP-IDFGET_FLAGS

GET_FLAGS macro

Syntax

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Summary

Declaration

from nullfs.c:36

#define GET_FLAGS(ctx, fd) ((ctx >> (fd * 2)) & 0x3)

Arguments

Argument

ctx

fd

References

Code

Location

#define GET_FLAGS(ctx, fd) ((ctx >> (fd * 2)) & 0x3)

#define WRITABLE(ctx, fd) (GET_FLAGS(ctx, fd) & VFS_NULL_WRITE)

#define READABLE(ctx, fd) (GET_FLAGS(ctx, fd) & VFS_NULL_READ)

#define IS_FD_VALID(fd) (FD_IN_RANGE(fd) && GET_FLAGS(g_fds, fd) != VFS_NULL_CLOSED)

if (GET_FLAGS(g_fds, i) == VFS_NULL_CLOSED) {