113 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			113 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #include "path.h"
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| #include <stddef.h>
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| 
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| void path_extract_filename_no_ext(const char* path, FuriString* filename) {
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|     furi_string_set(filename, path);
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| 
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|     size_t start_position = furi_string_search_rchar(filename, '/');
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|     size_t end_position = furi_string_search_rchar(filename, '.');
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| 
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|     if(start_position == FURI_STRING_FAILURE) {
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|         start_position = 0;
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|     } else {
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|         start_position += 1;
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|     }
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| 
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|     if(end_position == FURI_STRING_FAILURE) {
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|         end_position = furi_string_size(filename);
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|     }
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| 
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|     furi_string_mid(filename, start_position, end_position - start_position);
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| }
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| 
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| void path_extract_filename(FuriString* path, FuriString* name, bool trim_ext) {
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|     size_t filename_start = furi_string_search_rchar(path, '/');
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|     if(filename_start > 0) {
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|         filename_start++;
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|         furi_string_set_n(name, path, filename_start, furi_string_size(path) - filename_start);
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|     }
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|     if(trim_ext) {
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|         size_t dot = furi_string_search_rchar(name, '.');
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|         if(dot > 0) {
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|             furi_string_left(name, dot);
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|         }
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|     }
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| }
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| 
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| void path_extract_extension(FuriString* path, char* ext, size_t ext_len_max) {
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|     size_t dot = furi_string_search_rchar(path, '.');
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|     size_t filename_start = furi_string_search_rchar(path, '/');
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| 
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|     if((dot != FURI_STRING_FAILURE) && (filename_start < dot)) {
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|         strlcpy(ext, &(furi_string_get_cstr(path))[dot], ext_len_max);
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|     }
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| }
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| 
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| static inline void path_cleanup(FuriString* path) {
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|     furi_string_trim(path);
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|     while(furi_string_end_with(path, "/")) {
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|         furi_string_left(path, furi_string_size(path) - 1);
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|     }
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| }
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| 
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| void path_extract_basename(const char* path, FuriString* basename) {
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|     furi_string_set(basename, path);
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|     path_cleanup(basename);
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|     size_t pos = furi_string_search_rchar(basename, '/');
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|     if(pos != FURI_STRING_FAILURE) {
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|         furi_string_right(basename, pos + 1);
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|     }
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| }
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| 
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| void path_extract_dirname(const char* path, FuriString* dirname) {
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|     furi_string_set(dirname, path);
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|     path_cleanup(dirname);
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|     size_t pos = furi_string_search_rchar(dirname, '/');
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|     if(pos != FURI_STRING_FAILURE) {
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|         furi_string_left(dirname, pos);
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|     }
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| }
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| 
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| void path_append(FuriString* path, const char* suffix) {
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|     path_cleanup(path);
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|     FuriString* suffix_str;
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|     suffix_str = furi_string_alloc_set(suffix);
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|     furi_string_trim(suffix_str);
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|     furi_string_trim(suffix_str, "/");
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|     furi_string_cat_printf(path, "/%s", furi_string_get_cstr(suffix_str));
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|     furi_string_free(suffix_str);
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| }
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| 
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| void path_concat(const char* path, const char* suffix, FuriString* out_path) {
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|     furi_string_set(out_path, path);
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|     path_append(out_path, suffix);
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| }
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| 
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| bool path_contains_only_ascii(const char* path) {
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|     if(!path) {
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|         return false;
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|     }
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| 
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|     const char* name_pos = strrchr(path, '/');
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|     if(name_pos == NULL) {
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|         name_pos = path;
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|     } else {
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|         name_pos++;
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|     }
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| 
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|     for(; *name_pos; ++name_pos) {
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|         const char c = *name_pos;
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| 
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|         // Regular ASCII characters from 0x20 to 0x7e
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|         const bool is_out_of_range = (c < ' ') || (c > '~');
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|         // Cross-platform forbidden character set
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|         const bool is_forbidden = strchr("\\<>*|\":?", c);
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| 
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|         if(is_out_of_range || is_forbidden) {
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|             return false;
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|         }
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|     }
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| 
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|     return true;
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| }
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