diff options
Diffstat (limited to 'lib/libusb/libusb10.c')
| -rw-r--r-- | lib/libusb/libusb10.c | 47 |
1 files changed, 39 insertions, 8 deletions
diff --git a/lib/libusb/libusb10.c b/lib/libusb/libusb10.c index 3e81f234a735..173f51aa88b3 100644 --- a/lib/libusb/libusb10.c +++ b/lib/libusb/libusb10.c @@ -35,6 +35,7 @@ #include <poll.h> #include <pthread.h> #include <signal.h> +#include <stdarg.h> #include <stdio.h> #include <stdlib.h> #include <string.h> @@ -48,6 +49,7 @@ #endif #define libusb_device_handle libusb20_device +#define LIBUSB_LOG_BUFFER_SIZE 1024 #include "libusb20.h" #include "libusb20_desc.h" @@ -128,7 +130,7 @@ libusb_interrupt_event_handler(libusb_context *ctx) err = eventfd_write(ctx->event, 1); if (err < 0) { /* ignore error, if any */ - DPRINTF(ctx, LIBUSB_DEBUG_FUNCTION, "Waking up event loop failed!"); + DPRINTF(ctx, LIBUSB_LOG_LEVEL_ERROR, "Waking up event loop failed!"); } } @@ -253,7 +255,7 @@ libusb_init_context(libusb_context **context, if (context) *context = ctx; - DPRINTF(ctx, LIBUSB_DEBUG_FUNCTION, "libusb_init complete"); + DPRINTF(ctx, LIBUSB_LOG_LEVEL_INFO, "libusb_init complete"); signal(SIGPIPE, SIG_IGN); @@ -625,7 +627,7 @@ libusb_open_device_with_vid_pid(libusb_context *ctx, uint16_t vendor_id, if (ctx == NULL) return (NULL); /* be NULL safe */ - DPRINTF(ctx, LIBUSB_DEBUG_FUNCTION, "libusb_open_device_with_vid_pid enter"); + DPRINTF(ctx, LIBUSB_LOG_LEVEL_DEBUG, "libusb_open_device_with_vid_pid enter"); if ((i = libusb_get_device_list(ctx, &devs)) < 0) return (NULL); @@ -649,7 +651,7 @@ libusb_open_device_with_vid_pid(libusb_context *ctx, uint16_t vendor_id, } libusb_free_device_list(devs, 1); - DPRINTF(ctx, LIBUSB_DEBUG_FUNCTION, "libusb_open_device_with_vid_pid leave"); + DPRINTF(ctx, LIBUSB_LOG_LEVEL_DEBUG, "libusb_open_device_with_vid_pid leave"); return (pdev); } @@ -1536,7 +1538,7 @@ libusb_submit_transfer(struct libusb_transfer *uxfer) dev = libusb_get_device(uxfer->dev_handle); - DPRINTF(dev->ctx, LIBUSB_DEBUG_FUNCTION, "libusb_submit_transfer enter"); + DPRINTF(dev->ctx, LIBUSB_LOG_LEVEL_DEBUG, "libusb_submit_transfer enter"); sxfer = (struct libusb_super_transfer *)( (uint8_t *)uxfer - sizeof(*sxfer)); @@ -1571,7 +1573,7 @@ libusb_submit_transfer(struct libusb_transfer *uxfer) CTX_UNLOCK(dev->ctx); - DPRINTF(dev->ctx, LIBUSB_DEBUG_FUNCTION, "libusb_submit_transfer leave %d", err); + DPRINTF(dev->ctx, LIBUSB_LOG_LEVEL_DEBUG, "libusb_submit_transfer leave %d", err); return (err); } @@ -1600,7 +1602,7 @@ libusb_cancel_transfer(struct libusb_transfer *uxfer) dev = libusb_get_device(devh); - DPRINTF(dev->ctx, LIBUSB_DEBUG_FUNCTION, "libusb_cancel_transfer enter"); + DPRINTF(dev->ctx, LIBUSB_LOG_LEVEL_DEBUG, "libusb_cancel_transfer enter"); sxfer = (struct libusb_super_transfer *)( (uint8_t *)uxfer - sizeof(*sxfer)); @@ -1661,7 +1663,7 @@ libusb_cancel_transfer(struct libusb_transfer *uxfer) CTX_UNLOCK(dev->ctx); - DPRINTF(dev->ctx, LIBUSB_DEBUG_FUNCTION, "libusb_cancel_transfer leave"); + DPRINTF(dev->ctx, LIBUSB_LOG_LEVEL_DEBUG, "libusb_cancel_transfer leave"); return (retval); } @@ -1811,3 +1813,32 @@ libusb_has_capability(uint32_t capability) return (0); } } + +void +libusb_log_va_args(struct libusb_context *ctx, enum libusb_log_level level, + const char *fmt, ...) +{ + static const char *log_prefix[5] = { + [LIBUSB_LOG_LEVEL_ERROR] = "LIBUSB_ERROR", + [LIBUSB_LOG_LEVEL_WARNING] = "LIBUSB_WARN", + [LIBUSB_LOG_LEVEL_INFO] = "LIBUSB_INFO", + [LIBUSB_LOG_LEVEL_DEBUG] = "LIBUSB_DEBUG", + }; + + char buffer[LIBUSB_LOG_BUFFER_SIZE]; + char new_fmt[LIBUSB_LOG_BUFFER_SIZE]; + va_list args; + + ctx = GET_CONTEXT(ctx); + + if (ctx->debug < level) + return; + + va_start(args, fmt); + + snprintf(new_fmt, sizeof(new_fmt), "%s: %s\n", log_prefix[level], fmt); + vsnprintf(buffer, sizeof(buffer), new_fmt, args); + fputs(buffer, stdout); + + va_end(args); +} |