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gfx2log: add function for HexHump

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Thomas Bernard 2018-11-26 00:26:02 +01:00
parent 217cd01aaa
commit 36f4e6261a
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GPG Key ID: 0FF11B67A5C0863C
2 changed files with 31 additions and 0 deletions
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19
src/gfx2log.c
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@ -80,3 +80,22 @@ extern void GFX2_LogV(GFX2_Log_priority_T priority, const char * fmt, va_list ap
vfprintf((unsigned)priority >= GFX2_INFO ? stdout : stderr, fmt, ap);
#endif
}
extern void GFX2_LogHexDump(GFX2_Log_priority_T priority, const char * header, const byte * data, long offset, long count)
{
long i;
while (count > 0)
{
GFX2_Log(priority, "%s%06X:", header, offset);
for (i = 0; i < count && i < 16; i++)
GFX2_Log(priority, " %02x", data[offset+i]);
while(i++ < 16)
GFX2_Log(priority, " ");
GFX2_Log(priority, " | ");
for (i = 0; i < count && i < 16; i++)
GFX2_Log(priority, " %c", data[offset+i]>=32 && data[offset+i]<127 ? data[offset+i] : '.');
GFX2_Log(priority, "\n");
count -= i;
offset += i;
}
}

12
src/gfx2log.h
View File

@ -22,6 +22,12 @@
#define GFX2LOG_H_DEFINED
#include <stdarg.h>
#include "struct.h"
/**
* @defgroup log error and debugging logs
* @{
*/
typedef enum {
GFX2_ERROR = 0,
@ -32,8 +38,14 @@ typedef enum {
extern GFX2_Log_priority_T GFX2_verbosity_level;
/**
* Log error or debugging info
*/
extern void GFX2_Log(GFX2_Log_priority_T priority, const char * fmt, ...);
extern void GFX2_LogV(GFX2_Log_priority_T priority, const char * fmt, va_list ap);
extern void GFX2_LogHexDump(GFX2_Log_priority_T priority, const char * header, const byte * data, long offset, long count);
/** @} */
#endif