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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,106 @@ | ||
| #include "lu5_fs.h" | ||
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| #include <stdio.h> | ||
| #include <stdlib.h> | ||
| #include <string.h> | ||
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| #include "lu5_logger.h" | ||
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| #include <sys/stat.h> | ||
| #include <errno.h> | ||
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| char *lu5_get_file_name(const char *filename) { | ||
| // Find the last dot in the filename | ||
| char *dot = strrchr(filename, '.'); | ||
| if (!dot || dot == filename) { | ||
| return strdup(filename); | ||
| } | ||
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| // Get the position of the dot | ||
| size_t length = dot - filename; | ||
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| // Allocate memory for the new string | ||
| char *name_without_extention = (char *)malloc(length + 1); | ||
| if (!name_without_extention) { | ||
| LU5_ERROR("No memory left on the device"); | ||
| return strdup(filename); | ||
| } | ||
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| strncpy(name_without_extention, filename, length); | ||
| name_without_extention[length] = '\0'; | ||
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| return name_without_extention; | ||
| } | ||
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| int lu5_write_file(const char *path, const void *buffer, size_t len) { | ||
| // Open the file in binary write mode | ||
| FILE *file = fopen(path, "wb"); | ||
| if (file == NULL) { | ||
| switch(errno) { | ||
| case EACCES: { | ||
| LU5_ERROR("Permission denied when writing \x1b[90m'%s'\x1b[0m", path); | ||
| break; | ||
| } | ||
| default: { | ||
| LU5_ERROR("Something went wrong when writing \x1b[90m'%s'\x1b[0m, errno: %i", path, errno); | ||
| break; | ||
| } | ||
| } | ||
| return 1; | ||
| } | ||
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| // Write the buffer to the file | ||
| size_t written = fwrite(buffer, 1, len, file); | ||
| if (written != len) { | ||
| LU5_ERROR("Error writing to \x1b[90m'%s'\x1b[0m", path); | ||
| return 1; | ||
| } | ||
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| // Close the file | ||
| fclose(file); | ||
| return 0; | ||
| } | ||
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| /** | ||
| * Read a file entirely | ||
| * | ||
| * caller must free the returned buffer. | ||
| */ | ||
| char *lu5_read_file(const char* path, long *size) { | ||
| FILE *fp; | ||
| long length; | ||
| char *buffer; | ||
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| // Open the file | ||
| fp = fopen(path, "rb"); | ||
| if (fp == NULL) { | ||
| switch(errno) { | ||
| case EACCES: { | ||
| LU5_ERROR("No permission to read \x1b[90m'%s'\x1b[0m", path); | ||
| break; | ||
| } | ||
| default: { | ||
| LU5_ERROR("Could not open file: %s\n", path); | ||
| break; | ||
| } | ||
| } | ||
| return NULL; | ||
| } | ||
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| // Get the length of the file | ||
| fseek(fp, 0, SEEK_END); | ||
| length = ftell(fp); | ||
| fseek(fp, 0, SEEK_SET); | ||
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| // Read the file contents | ||
| buffer = (char*)malloc((length + 1) * sizeof(char)); | ||
| if (buffer) { | ||
| fread(buffer, sizeof(char), length, fp); | ||
| buffer[length] = '\0'; // Null-terminate the string | ||
| } | ||
| fclose(fp); | ||
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| *size = length; | ||
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| return buffer; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,22 @@ | ||
| #ifndef _LU5_FS_H_ | ||
| #define _LU5_FS_H_ | ||
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| #include <stddef.h> | ||
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| #define LU5_FILE_EXISTS(filename, info) (stat(filename, info) == 0) | ||
| #define LU5_FILE_NOT_EXISTS(filename, info) (stat(filename, info) != 0) | ||
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| char *lu5_get_file_name(const char *filename); | ||
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| int lu5_write_file(const char *path, const void *buffer, size_t len); | ||
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| /** | ||
| * Read a file entirely | ||
| * | ||
| * caller must free the returned buffer. | ||
| */ | ||
| char* lu5_read_file(const char* path, long *size); | ||
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| #endif |