| Harald Welte | bdf1b35 | 2019-05-17 10:21:45 +0200 | [diff] [blame] | 1 | /* Integration of libosmocore into our bare-iron embedded target */ |
| 2 | |
| 3 | #include <string.h> |
| 4 | #include <stdio.h> |
| 5 | #include <osmocom/core/utils.h> |
| 6 | #include <osmocom/core/msgb.h> |
| 7 | |
| 8 | |
| 9 | extern void *g_tall_ctx; |
| 10 | void *g_msgb_ctx; |
| 11 | |
| 12 | /*********************************************************************** |
| 13 | * Logging |
| 14 | ***********************************************************************/ |
| 15 | |
| 16 | #include "logging.h" |
| 17 | #include <osmocom/core/logging.h> |
| 18 | |
| 19 | static const struct log_info_cat log_info_cat[] = { |
| 20 | [DUSB] = { |
| 21 | .name = "USB", |
| 22 | .description = "USB Transport", |
| 23 | .enabled = 1, |
| 24 | .loglevel = LOGL_NOTICE, |
| 25 | }, |
| 26 | [DCCID] = { |
| 27 | .name = "CCID", |
| 28 | .description = "CCID Core", |
| 29 | .color = "\033[1;35m", |
| 30 | .enabled = 1, |
| 31 | .loglevel = LOGL_DEBUG, |
| 32 | }, |
| 33 | }; |
| 34 | |
| 35 | static const struct log_info log_info = { |
| 36 | .cat = log_info_cat, |
| 37 | .num_cat = ARRAY_SIZE(log_info_cat), |
| 38 | }; |
| 39 | |
| 40 | /* call-back function to the logging framework. We use this instead of the libosmocore |
| 41 | * provided target, as libosmocore wants to put 4kB on the stack. */ |
| 42 | static void stderr_raw_output(struct log_target *target, int subsys, unsigned int level, |
| 43 | const char *file, int line, int cont, const char *format, va_list ap) |
| 44 | { |
| 45 | if (!cont) { |
| 46 | /* TODO: Timestamp? */ |
| 47 | if (target->print_category) |
| 48 | fprintf(stderr, "%s ", log_category_name(subsys)); |
| 49 | |
| 50 | if (target->print_level) |
| 51 | fprintf(stderr, "%s ", log_level_str(level)); |
| 52 | |
| 53 | if (target->print_category_hex) |
| 54 | fprintf(stderr, "<%4.4x> ", subsys); |
| 55 | |
| 56 | if (target->print_filename_pos == LOG_FILENAME_POS_HEADER_END) { |
| 57 | const char *bn; |
| 58 | switch (target->print_filename2) { |
| 59 | case LOG_FILENAME_NONE: |
| 60 | break; |
| 61 | case LOG_FILENAME_PATH: |
| 62 | fprintf(stderr, "%s:%d ", file, line); |
| 63 | break; |
| 64 | case LOG_FILENAME_BASENAME: |
| 65 | bn = strrchr(file, '/'); |
| 66 | if (!bn || !bn[1]) |
| 67 | bn = file; |
| 68 | else |
| 69 | bn++; |
| 70 | fprintf(stderr, "%s:%d ", bn, line); |
| 71 | break; |
| 72 | } |
| 73 | } |
| 74 | } |
| 75 | vfprintf(stderr, format, ap); |
| 76 | /* TODO: LOG_FILENAME_POS_LINE_END; we cannot modify the format string here :/ */ |
| 77 | int fmt_len = strlen(format); |
| 78 | if (fmt_len && format[fmt_len-1] == '\n') |
| 79 | fputc('\r', stderr); |
| 80 | } |
| 81 | |
| 82 | static struct log_target *log_target_create_stderr_raw(void) |
| 83 | { |
| 84 | struct log_target *target; |
| 85 | |
| 86 | target = log_target_create(); |
| 87 | if (!target) |
| 88 | return NULL; |
| 89 | |
| 90 | target->type = LOG_TGT_TYPE_STDERR; |
| 91 | target->raw_output = stderr_raw_output; |
| 92 | target->print_category = true; |
| 93 | target->print_level = true; |
| 94 | |
| 95 | return target; |
| 96 | } |
| 97 | |
| 98 | void libosmo_emb_init(void) |
| 99 | { |
| 100 | struct log_target *stderr_target; |
| 101 | |
| 102 | /* msgb */ |
| 103 | g_msgb_ctx = talloc_pool(g_tall_ctx, 20480); |
| 104 | talloc_set_memlimit(g_msgb_ctx, 20480); |
| 105 | msgb_talloc_ctx_init(g_msgb_ctx, 0); |
| 106 | |
| 107 | /* logging */ |
| 108 | log_init(&log_info, g_tall_ctx); |
| 109 | stderr_target = log_target_create_stderr_raw(); |
| 110 | log_add_target(stderr_target); |
| 111 | log_set_all_filter(stderr_target, 1); |
| 112 | } |