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libwinpr-utils: add .ini write support

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This commit is contained in:
Marc-André Moreau 2014-10-02 20:16:30 -04:00
parent d5cbadee9d
commit cdbfc51daf
1 changed files with 100 additions and 15 deletions
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115
winpr/libwinpr/utils/ini.c
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@ -43,6 +43,10 @@ int IniFile_Load_String(wIniFile* ini, const char* iniString)
return -1;
ini->buffer = (char*) malloc(fileSize + 2);
if (!ini->buffer)
return -1;
CopyMemory(ini->buffer, iniString, fileSize);
ini->buffer[fileSize] = '\n';
@ -53,25 +57,26 @@ int IniFile_Load_String(wIniFile* ini, const char* iniString)
return 1;
}
int IniFile_Load_File(wIniFile* ini, const char* filename)
int IniFile_Open_File(wIniFile* ini, const char* filename)
{
long int fileSize;
if (ini->readOnly)
{
ini->fp = fopen(filename, "r");
}
else
{
ini->fp = fopen(filename, "r+");
if (!ini->fp)
ini->fp = fopen(filename, "w+");
}
ini->fp = fopen(filename, "w+");
if (!ini->fp)
return -1;
return 1;
}
int IniFile_Load_File(wIniFile* ini, const char* filename)
{
int fileSize;
if (IniFile_Open_File(ini, filename) < 0)
return -1;
fseek(ini->fp, 0, SEEK_END);
fileSize = ftell(ini->fp);
fseek(ini->fp, 0, SEEK_SET);
@ -85,6 +90,9 @@ int IniFile_Load_File(wIniFile* ini, const char* filename)
ini->buffer = (char*) malloc(fileSize + 2);
if (!ini->buffer)
return -1;
if (fread(ini->buffer, fileSize, 1, ini->fp) != 1)
{
free(ini->buffer);
@ -92,6 +100,9 @@ int IniFile_Load_File(wIniFile* ini, const char* filename)
return -1;
}
fclose(ini->fp);
ini->fp = NULL;
ini->buffer[fileSize] = '\n';
ini->buffer[fileSize + 1] = '\0';
@ -368,9 +379,11 @@ int IniFile_ReadFile(wIniFile* ini, const char* filename)
int status;
ini->readOnly = TRUE;
free(ini->filename);
ini->filename = _strdup(filename);
status = IniFile_Load_File(ini, ini->filename);
status = IniFile_Load_File(ini, filename);
if (status < 0)
return status;
@ -549,14 +562,86 @@ int IniFile_SetKeyValueInt(wIniFile* ini, const char* section, const char* key,
char* IniFile_WriteBuffer(wIniFile* ini)
{
/* TODO: write to buffer */
int i, j;
int offset;
int size;
char* buffer;
wIniFileKey* key;
wIniFileSection* section;
return NULL;
size = 0;
for (i = 0; i < ini->nSections; i++)
{
section = ini->sections[i];
size += strlen(section->name) + 3;
for (j = 0; j < section->nKeys; j++)
{
key = section->keys[j];
size += strlen(key->name) + strlen(key->value) + 2;
}
size += 1;
}
size += 1;
buffer = malloc(size + 1);
if (!buffer)
return NULL;
offset = 0;
for (i = 0; i < ini->nSections; i++)
{
section = ini->sections[i];
sprintf_s(&buffer[offset], size - offset, "[%s]\n", section->name);
offset += strlen(section->name) + 3;
for (j = 0; j < section->nKeys; j++)
{
key = section->keys[j];
sprintf_s(&buffer[offset], size - offset, "%s=%s\n", key->name, key->value);
offset += strlen(key->name) + strlen(key->value) + 2;
}
sprintf_s(&buffer[offset], size - offset, "\n");
offset += 1;
}
buffer[offset] = '\0';
size += 1;
return buffer;
}
int IniFile_WriteFile(wIniFile* ini, const char* filename)
{
/* TODO: write to file */
int length;
char* buffer;
buffer = IniFile_WriteBuffer(ini);
if (!buffer)
return -1;
length = strlen(buffer);
ini->readOnly = FALSE;
if (!filename)
filename = ini->filename;
if (IniFile_Open_File(ini, filename) < 0)
return -1;
fwrite((void*) buffer, length, 1, ini->fp);
fclose(ini->fp);
free(buffer);
return 1;
}