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syslog: Add sc_write_force callback

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It is used to write the log message to the channel immediately
when the log message is generated in the interrupt context, which
is faster than the normal force callback.

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
This commit is contained in:
Xiang Xiao
2023-06-21 08:16:55 +08:00
committed by Alan Carvalho de Assis
parent e62c915972
commit efd1b838e6
7 changed files with 75 additions and 68 deletions
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include/nuttx/syslog/syslog.h
+6 -5
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@@ -100,11 +100,12 @@ typedef CODE void (*syslog_close_t)(FAR struct syslog_channel_s *channel);
struct syslog_channel_ops_s
{
syslog_putc_t sc_putc; /* Normal buffered output */
syslog_putc_t sc_force; /* Low-level output for interrupt handlers */
syslog_flush_t sc_flush; /* Flush buffered output (on crash) */
syslog_write_t sc_write; /* Write multiple bytes */
syslog_close_t sc_close; /* Channel close callback */
syslog_putc_t sc_putc; /* Normal buffered output */
syslog_putc_t sc_force; /* Low-level output for interrupt handlers */
syslog_flush_t sc_flush; /* Flush buffered output (on crash) */
syslog_write_t sc_write; /* Write multiple bytes */
syslog_write_t sc_write_force; /* Write multiple bytes for interrupt handlers */
syslog_close_t sc_close; /* Channel close callback */
};
/* This structure provides the interface to a SYSLOG channel */