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add logging

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This commit is contained in:
Kasper
2025-03-20 01:57:53 +02:00
parent f537aff9a0
commit 4eafc4e61f
5 changed files with 86 additions and 31 deletions
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46
src/hiload.c
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@@ -1,6 +1,7 @@
#include "hiload/hiload.h"
#include "logger.h"
#include "logger/sc_log.h"
#include "memory.h"
#include "symbols.h"
#include "types.h"
@@ -31,24 +32,27 @@ static ModuleInfos *module_infos = 0;
// Callback function for dl_iterate_phdr
static int gather_module_infos_callback(struct dl_phdr_info *info, size_t size,
void *data) {
ModuleInfos *infos = (ModuleInfos *)data;
{
// Resize arrays if needed
if (infos->count >= infos->capacity) {
infos->capacity *= 2;
char **new_names =
realloc(infos->names, infos->capacity * sizeof(char *));
void **new_handles =
realloc(infos->handles, infos->capacity * sizeof(void *));
SymbolInfos *new_symbols =
realloc(infos->symbols, infos->capacity * sizeof(SymbolInfos));
// Resize arrays if needed
if (infos->count >= infos->capacity) {
infos->capacity *= 2;
char **new_names = realloc(infos->names, infos->capacity * sizeof(char *));
void **new_handles =
realloc(infos->handles, infos->capacity * sizeof(void *));
SymbolInfos *new_symbols =
realloc(infos->symbols, infos->capacity * sizeof(SymbolInfos));
if (!new_names || !new_handles || !new_symbols) {
return 1; // Stop iteration on error
}
if (!new_names || !new_handles || !new_symbols) {
return 1; // Stop iteration on error
infos->names = new_names;
infos->handles = new_handles;
infos->symbols = new_symbols;
}
infos->names = new_names;
infos->handles = new_handles;
infos->symbols = new_symbols;
}
// Store the module name
@@ -57,12 +61,21 @@ static int gather_module_infos_callback(struct dl_phdr_info *info, size_t size,
return 1; // Stop iteration on error
}
sc_log_info("Processing: %s\n", info->dlpi_name);
// Try to get the handle
infos->handles[infos->count] =
dlopen(info->dlpi_name, RTLD_LAZY | RTLD_NOLOAD);
if (hi_create_symbol_info(&infos->symbols[infos->count], info) !=
CREATE_SUCCESS) {
sc_log_debug(" size: %u\n", size);
sc_log_debug(" handle: %p\n", infos->handles[infos->count]);
sc_log_debug(" dlpi_addr: %p\n", info->dlpi_addr);
sc_log_debug(" dlpi_tls_modid: %zu\n", info->dlpi_tls_modid);
sc_log_debug(" dlpi_tls_data: %p\n", info->dlpi_tls_data);
if (hi_create_symbol_info(&infos->symbols[infos->count],
&context.memory_regions, info) != CREATE_SUCCESS) {
fprintf(stderr, "Failed to create symbol info for %s\n",
infos->names[infos->count]);
}
@@ -266,7 +279,6 @@ int hi_init() {
}
sc_log_set_level("DEBUG");
if (read_memory_maps_self(&context.memory_regions) != HILOAD_OK) {
sc_log_error("Could not populate program memory maps.\n");
return HILOAD_FAIL;